ПОЛИЭТИЛЕНОВАЯ ФОРМОВОЧНАЯ КОМПОЗИЦИЯ ДЛЯ ПРОИЗВОДСТВА ЛИТЫХ ПОД ДАВЛЕНИЕМ ГОТОВЫХ ДЕТАЛЕЙ

Изобретение относится к полиэтиленовой формовочной композиции, предназначенной для производства литых под давлением готовых деталей, например бутылочных крышек и бутылок, и к способу получения этой формовочной композиции. Композиция имеет полимодальное молекулярно-массовое распределение и содержит этиленовый гомополимер (А) с низкой молекулярной массой, этиленовый сополимер (В) с высокой молекулярной массой и этиленовый сополимер (С) с ультравысокой молекулярной массой. Формовочная композиция имеет плотность при температуре 23°С в диапазоне от 0,948 до 0,957 г/см3, показатель текучести расплава MFR (190°С/2,16 кг) в диапазоне от 1 до 2,7 дг/мин и коэффициент вязкости VN3 смеси этиленового гомополимера А, сополимера В и этиленового сополимера С, измеренный в соответствии с ISO/R 1191 в декалине при температуре 135°С, в диапазоне от 150 до 240 см3/г. Такая формовочная композиция помимо технологичности обладает высокой механической прочностью и жесткостью, имеет отличные органолептические ...

СПОСОБ ПОЛУЧЕНИЯ КРЫШКИ ИЛИ КОЛПАЧКА

Изобретение относится к способу получения крышки или колпачка. Способ включает получение полипропиленовой композиции посредством последовательной полимеризации, который включает стадии: А) полимеризации в первом реакторе, который представляет собой петлевой реактор, в присутствии катализатора Циглера-Натта, мономеров, содержащих пропилен, и, необязательно, одного или более сомономеров, выбранных из этилена и С4-С10 альфа-олефинов, с получением первой фракции пропиленового полимера, имеющей содержание сомономера от 0,0 до 1,8% мас. и ПТР 2 от 12,0 до 40,0 г/10 мин, измеренный в соответствии с ISO 1133 при 230°С под нагрузкой 2,16 кг; B1) полимеризации во втором реакторе, который представляет собой первый газофазный реактор, мономеров, содержащих пропилен, и одного или более сомономеров, выбранных из этилена и C4-C10альфа-олефинов, в присутствии указанной первой фракции пропиленового полимера, с получением второй фракции пропиленового полимера, C) плавления, экструзии и формования полипропиленовой ...

СКЛАДНАЯ ВАННА

Изобретение относится к складной ванне, содержащей днище (100), изготовленное из первого пластикового материала, каркас (200), изготовленный из второго пластикового материала, и складную округлую стенку (300), изготовленную из термопластичного эластомера, соединенную с днищем и каркасом. Днище (100) и каркас (200) изготовлены путем однократного литья под давлением, а складываемая округлая стенка изготовлена путем двукратного литья под давлением. 13 з.п. ф-лы, 26 ил.

МОНОМОДАЛЬНЫЙ СОПОЛИМЕР ЭТИЛЕНА ДЛЯ ФОРМОВАНИЯ ПОД ДАВЛЕНИЕМ И СПОСОБ ЕГО ПРОИЗВОДСТВА

Изобретение относится к сополимерам этилена. Описан мономодальный сополимер этилена с по меньшей мере одним С3-С12 1-олефином. Плотность сополимера 0,938-0,944 г/см3. Скорость течения расплава MFR21 12-17 г/10 мин. Средневесовая молекулярная масса Mw 140000 - 330000 г/моль. Содержание боковых цепей сомономеров на 1000 атомов углерода Сх, равное или большее, чем значение, определенное по уравнению (I) Сх=128,7-134,62×d′, где d′ - это численное значение плотности сополимера в г/см3. Применяют сополимер для производства изделий литьем под давлением, а также изделий, полученных литьем под давлением, содержащих данные сополимеры. Способ получения сополимера содержит стадию сополимеризации этилена с С3-С12 1-олефином при температуре в диапазоне, определенном по уравнениям TH=173+6d′/(0,840-d′) (III) и TL=178+7,3d′/(0/837-d′) (IV). Технический результат - получение сополимера этилена, имеющего хорошие технологические характеристики в комбинации с хорошими механическим свойствами. 4 н. и 7 з.п.

ПОДМЕШИВАЮЩЕЕ УКУПОРОЧНОЕ УСТРОЙСТВО ДЛЯ ЕМКОСТИ

Изобретение относится к укупорочным средствам для бутылок. Укупорочное устройство (1) для емкости (2) включает в себя крышечный элемент (3) для укупорки емкости (2), расположенную на крышечном элементе (3) камеру (5) и внутренний корпус (4). Камера (5) имеет концевой элемент (9) камеры, имеющий сливное отверстие (7), укупориваемое укупорочным средством (6). Внутренний корпус (4) включает в себя открывающее средство (8) для открывания сливного отверстия (7), при этом камера (5) обладает возможностью движения относительно внутреннего корпуса (4) из закрытого положения в положение слива. Камера (5) и концевой элемент (9) камеры посредством полимерного уплотнения (10), прилитого методом экструзии к камере (5) и концевому элементу (9) камеры, соединены друг с другом непроницаемо для текучих сред и газов, при этом камера (5), концевой элемент (9) камеры и полимерное уплотнение (10) выполнены из одного и того же полимерного материала. Технический результат – упрощение конструкции, уменьшение себестоимости ...

СПОСОБ ИЗГОТОВЛЕНИЯ И ИСПОЛЬЗОВАНИЯ ЧАСТЕЙ УПАКОВОЧНОГО СОСУДА

Способ относится к изготовлению верхних частей упаковочных контейнеров. В данном способе несколько верхних частей упаковочных контейнеров изготавливают в виде непрерывного ряда из попарно обращенных друг к другу верхних частей упаковочных контейнеров, после чего каждую пару отделяют от соседних пар и снабжают закрывающим средством на концевых участках, открывающихся в результате этого отделения. Данные признаки позволяют быстро и экономично изготовить верхние части для упаковочного сосуда. 7 з.п.ф-лы, 6 ил.

ПОЛИМЕРНАЯ КОМПОЗИЦИЯ ДЛЯ УКУПОРОЧНЫХ СРЕДСТВ ДЛЯ КОНТЕЙНЕРА

Изобретение относится к полимерной композиции для формования и укупорочному средству для контейнера, содержащего такую полимерную композицию. Композиция содержит гомополимер этилена и сополимер этилена, содержащий сомономер, представляющий собой 1-бутен, в количестве от 0,60 до 0,65 мол.% по отношению к общему количеству мономера в сополимере этилена. Сополимер этилена имеет более высокую средневесовую молекулярную массу, чем гомополимер этилена, причем полимерная композиция имеет плотность в диапазоне 0,9553-0,9560 г/см3, скорость течения расплава MFR2от 0,72 до 0,78 г/10 мин в условиях проведения испытания при 190°C с нагрузкой 2,16 кг, средневесовую молекулярную массу от 150000 до 200000 г/моль, вязкость при угловой частоте 0,01 [1/с], η0,01при 190°С от 22371 до 24420 Па*с. При этом массовое соотношение гомополимера этилена к сополимеру этилена в полимерной композиции находится в диапазоне от 45:55 до 55:45. Полимерная композиция имеет полупериод изотермической кристаллизации, который ...

ВОДОНЕПРОНИЦАЕМОЕ ЗАКРЫВАЮЩЕЕ УСТРОЙСТВО, КОНТЕЙНЕР, СНАБЖЕННЫЙ ЗАКРЫВАЮЩИМ УСТРОЙСТВОМ, СПОСОБ ПОЛУЧЕНИЯ ЗАКРЫВАЮЩЕГО УСТРОЙСТВА

Способ получения закрывающего устройства (100) асептического контейнера включает введение первого защитного материала в первую форму с получением оболочки (10) и защитного элемента (11), соединенного с оболочкой в соответствии с областью (14) соединения. Затем вводят второй подходящий для прокола материал внутрь оболочки (10) с получением центральной части. Создают область облегченного разъединения в соответствии с областью (14) соединения во время этапа введения первого материала. Создают давление, требуемое для вытекания второго материала через временно открытую область облегченного разъединения во время этапа введения второго материала для создания выступающего элемента (21), в который по меньшей мере частично встроен защитный элемент (11), и который отделен от центральной части (20) областью (14) соединения. Группа изобретений обеспечивает получение закрывающего устройства контейнера с асептическими свойствами, которое позволяет облегченное открывание. 3 н. и 2 з.п. ф-лы, 7 ил.

ФОРМОВОЧНАЯ СИСТЕМА ДЛЯ ИЗГОТОВЛЕНИЯ КОНТЕЙНЕРА НА ОСНОВЕ КАРТОНА

Изобретение относится к формовочной системе, предназначенной для изготовления контейнера на основе картона. Указанная система содержит подвижную половинку пресс-формы и стационарную половинку пресс-формы, расположенные одна напротив другой, и обеспечивает возможность изготовить контейнер, который имеет дно, отпрессованное из картонной заготовки, стенки, присоединенные к дну, и обод, по меньшей мере, частично отлитый из пластика и присоединенный к верхней кромке стенок, охватывая их по периметру. Половинка пресс-формы, выполненная подвижной относительно стационарной половинки пресс-формы, содержит, по меньшей мере, пластину для сердечника, снабженную сердечником, и плоскую уплотнительную рамку, которая может перемещаться по отношению к сердечнику, имеет уплотнительную поверхность и окружает сердечник. Кроме того, в указанной половинке имеется ограничивающая рамка, выполненная с возможностью установки между сердечником и уплотнительной рамкой. С помощью этой рамки на контейнере можно выполнить ...

СПОСОБ ИЗГОТОВЛЕНИЯ НОСИТЕЛЯ ДЛЯ ЗАПИСИ ИНФОРМАЦИИ

Изобретение касается способа изготовления сформованных дисков для использования в носителях для записи оптической информации и цифрового видеодиска, содержащего носители для записи оптической информации, получаемых данным способом. Способ включает стадии пластикации гомополимера или сополимера метилметакрилата, впрыскивания пластицированного гомополимера или сополимера в форму с образованием диска и вынимания сформованного диска в течение очень короткого времени цикла. Изобретение обеспечивает получение дисков хорошего качества, которые в особенности пригодны для использования в носителях для записи оптической информации. 3 с. и 13 з.п. ф-лы, 5 табл.

ПОЛИЭТИЛЕНОВЫЕ КОМПОЗИЦИИ, СПОСОБ ИХ ПОЛУЧЕНИЯ, ИЗГОТОВЛЕННЫЕ ИЗ НИХ ИЗДЕЛИЯ И СПОСОБ ИЗГОТОВЛЕНИЯ УКАЗАННЫХ ИЗДЕЛИЙ

В группе изобретений раскрыта полиэтиленовая композиция, способ ее получения, изготовленные из нее изделия и способ изготовления указанных изделий. Полиэтиленовая композиция включает (1) меньше или равно 100% масс. блоков, полученных из этилена; и (2) меньше чем 15% масс. блоков, полученных из одного или нескольких α-олефиновых сомономеров. Полиэтиленовая композиция имеет плотность в диапазоне от 0,907 до 0,975 г/см, молекулярно-массовое распределение (M/M) в диапазоне от 1,70 до 3,62, индекс расплава (I) в диапазоне от 2 до 1000 г/10 минут, молекулярно-массовое распределение (M/M) в диапазоне меньше чем 2,5 и винильную ненасыщенность меньше чем 0,06 винилов на одну тысячу атомов углерода, присутствующих в скелете указанной композиции. Способ получения полиэтиленовой композиции включает следующие стадии: (1) (со)полимеризация этилена и, по меньшей мере, одного или нескольких α-олефиновых сомономеров в присутствии металлоценового катализатора на основе гафния посредством процесса газофазной ...

ГЕТЕРОФАЗНЫЙ ПОЛИПРОПИЛЕН С УЛУЧШЕННЫМ СООТНОШЕНИЕМ МЕЖДУ ЖЕСТКОСТЬЮ И ПРОЗРАЧНОСТЬЮ

Группа изобретений относится к гетерофазной полипропиленовой композиции с достаточно высоким показателем текучести расплава, высокой жесткостью, приемлемыми ударными свойствами и выгодным соотношением между жесткостью и прозрачностью, способу получения полипропиленовой композиции, изделию, изготовленному из полипропиленовой композиции и применению полипропиленовой композиции для изготовления пленок и литых изделий, таких как тонкостенные полимерные контейнеры для упаковки. Полипропиленовая гетерофазная композиция включает по меньшей мере фракцию полипропиленового гомополимера, фракцию статистического полипропиленового сополимера, две различные фракции этилен пропиленового каучука и фракцию гомо- или сополимера этилена. Технический результат, достигаемый при использовании композиции и способа ее получения для изготовления пленок и литых изделий, заключается в том, чтобы обеспечить хорошую ударную прочность при низкой температуре, а также улучшенную текучесть и прозрачность изделия. 4 н.

МАРКЕР ДОРОЖНОГО ПОКРЫТИЯ

... 1. Маркер (10; 70) дорожного покрытия, имеющий основание (12; 72) с нижней поверхностью (20; 88) для размещения на поверхности дорожного покрытия и с верхней поверхностью (22; 124), причем основание (12; 72) образовано с углублением (42; 124), множеством колонковых отверстий (36; 126), образованных в углублении (42; 124) и отделенных друг от друга посредством перегородок (38; 128), и крышку (14; 78), предназначенную для сопряжения с перегородками (38; 128) и покрывающую колонковые отверстия (36; 126), причем крышка (14; 78) соединена с перегородками (38; 128) посредством ультразвуковой сварки, в котором пазы (44; 134) образованы поверхностями перегородок (38; 128), обращенными к крышке (14; 78), основание дополнительно содержит периферийный паз (44; 136), проходящий по периферии углубления (42; 124), каждый периферийный паз (44; 136) и паз (44; 134) в перегородках (38; 128) имеет пару противоположных боковых поверхностей (48) и поверхность (46), проходящую между боковыми поверхностями ( ...

КОМПОЗИЦИЯ С ПОВЫШЕННОЙ УСТОЙЧИВОСТЬЮ К РАСТРЕСКИВАНИЮ

... 1. Композиция, которая в каждом из случаев в пересчете на общую массу композиции содержит: ! A) от 50,0 до 99,5 мас.%, по меньшей мере одного (со)полимера (мет)акрилата, и ! B) от 0,5 до 50,0 мас.%, по меньшей мере одного сополимеризата, получающегося при полимеризации смеси мономеров, состоящей из: ! i от 70 до 92 мас.% винилароматического мономера и ! ii от 8 до 30 мас.% акрилонитрила или метакрилонитрила или их смеси, ! iii от 0 до 22 мас.%, по меньшей мере одного дополнительного мономера, ! отличающаяся тем, что при 23°C эта композиция имеет значение мутности согласно стандарту ASTM D1003 меньше 2,0%, а при 40°C значение мутности согласно стандарту ASTM D1003 меньше 4,0%, а также композиция содержит по меньшей мере один (со)полимер (мет)акрилата а) с величиной вязкости раствора в хлороформе при 25°C (согласно ISO 1628 - часть 6) больше 55 мл/г. ! 2. Композиция по п.1, отличающаяся тем, что (со)полимер (мет)акрилата а) имеет величину вязкости раствора в хлороформе при 25°C (согласно ...

КОМПОЗИЦИИ, ВКЛЮЧАЮЩИЕ СМЕСЬ МЕХАНИЧЕСКИ ПРОЧНЫХ РАССАСЫВАЮЩИХСЯ ПОЛИМЕРОВ С ТОЧНО УПРАВЛЯЕМЫМИ СКОРОСТЯМИ РАССАСЫВАНИЯ, СПОСОБЫ ИХ ОБРАБОТКИ И ПРОДУКТЫ ИЗ НИХ

... 1. Рассасывающаяся полимерная смесь, содержащая:смесь первого полимерного компонента и второго полимерного компонента,причем первый полимерный компонент имеет средневесовую молекулярную массу выше, чем средневесовая молекулярная масса второго полимерного компонента, ипричем по меньшей мере к одному из указанных компонентов по меньшей мере частично присоединена концевая группа карбоновой кислоты.2. Рассасывающаяся полимерная смесь по п. 1, в которой первый полимерный компонент имеет средневесовую молекулярную массу от приблизительно 42000 Да до приблизительно 175000 Да, и второй полимерный компонент имеет средневесовую молекулярную массу от приблизительно 1400 Да до приблизительно 24000 Да.3. Рассасывающаяся полимерная смесь по п. 2, в которой первый полимерный компонент имеет средневесовую молекулярную массу от приблизительно 75000 Да до приблизительно 100000 Да, и второй полимерный компонент имеет средневесовую молекулярную массу от приблизительно 4700 Да до приблизительно 5200 Да.4. Рассасывающаяся ...

Узел клапанного затвора горячеканальной системы

Изобретение относится к горячеканальным системам, а именно к устройствам для регулирования потока расплавленного материала, поступающего в формообразующую полость при высоких значениях давления. Узел клапанного затвора горячеканальной системы, включающий сопло клапана, содержащее корпус 1, внутри которого размещена поступательно перемещающаяся запорная игла 2 или запорная игла 2 с удлинителем, и электромеханический привод, включающий корпус 4, расположенный в корпусе электромотор, содержащий ротор 6 с резьбовым внутренним отверстием, планетарную сборку, размещенную во внутреннем резьбовом отверстии ротора 6 и состоящую из множества планетарных узлов 7, находящихся в зацеплении с резьбовым внутренним отверстием, и центрального винта 8, находящегося в зацеплении с множеством планетарных узлов 7, и расположенный в корпусе датчик положения 9 для отслеживания вращения ротора электромотора, при этом центральный винт 8 операционно соединен с запорной иглой 2 клапана или с удлинителем запорной ...

КОМПОЗИЦИИ НА ОСНОВЕ ПОЛИЭТИЛЕНА ВЫСОКОЙ ПЛОТНОСТИ И СПОСОБ ИХ ПОЛУЧЕНИЯ

... 1. Композиция на основе полиэтилена высокой плотности, содержащая высокомолекулярный сополимер этилена и альфа-олефина, имеющий плотность в интервале 0,935-0,952 г/см3, индекс текучести расплава (I2) в интервале 30-75 г/10 мин, отношение I21/I2 в интервале 13-35, отношение Mw/Mn в интервале 3,5-8, ! которая имеет температуру хрупкости, по меньшей мере, ниже -20°C. ! 2. Композиция на основе полиэтилена высокой плотности по п.1, которая имеет температуру хрупкости, по меньшей мере, ниже -45°C. ! 3. Композиция на основе полиэтилена высокой плотности по п.1, которая имеет IDI-ударную прочность с пиковой энергией >26,5 дюйм·фунт и общей энергией >31,5 дюйм·фунт при -40°C. ! 4. Композиция на основе полиэтилена высокой плотности по п.1, которая предназначена для обеспечения улучшенной общей энергии, поглощаемой при ударе, при температуре, по меньшей мере, ниже -20°C. ! 5. Способ получения композиции на основе полиэтилена высокой плотности, включающий следующие стадии: ! введение этилена и альфа-олефинового ...

КОМПОЗИЦИЯ ТЕРМОПЛАСТИЧНОЙ СМОЛЫ С НИЗКИМ ГЛЯНЦЕМ И МЯГКОЙ НА ОЩУПЬ ПОВЕРХНОСТЬЮ И ФОРМОВАННОЕ ИЗДЕЛИЕ ИЗ НЕЕ

... 1. Композиция термопластичной смолы с низким глянцем с мягкой на ощупь поверхностью, включающая: ! (A) приблизительно от 10 до 80 мас.% мягкой каучукоподобной смолы на основе винилароматического сополимера, которая в качестве дисперсной фазы включает частицы каучука с долей привитого полимера, приблизительно составляющей от 40 до 90%, и средним диаметром частиц, приблизительно составляющим от 6 до 20 мкм; ! (B) приблизительно от 4 до 60 мас.% модифицированной каучуком смолы на основе винилароматического сополимера; и ! (C) приблизительно от 5 до 80 мас.% смолы на основе винилароматического-винилцианидного сополимера. ! 2. Термопластичная смола по п.1, в которой мягкий каучукоподобный винилароматический сополимер (А) имеет показатель набухания, приблизительно составляющий от 13 до 30. ! 3. Термопластичная смола по п.1, в которой мягкий каучукоподобный винилароматический сополимер (А) включает матрицу, включающую винилароматический-винилцианидный сополимер; и частицы каучука, которые диспергированы ...

СПОСОБ СОЗДАНИЯ МАНЕКЕНА

ДВЕРНАЯ СТОЙКА ДЛЯ ТРАНСПОРТНОГО СРЕДСТВА И СПОСОБ ЕЕ ИЗГОТОВЛЕНИЯ

ВЫТАЛКИВАЕМОЕ ИЗ ФОРМЫ УКУПОРОЧНОЕ СРЕДСТВО

... 1. Пластиковая крышка, содержащая верхнюю часть, кольцевую юбку, отходящую от верхней части и имеющую внутреннюю поверхность, средство для прикрепления крышки к горловине контейнера, и существенно ослабленные области, обеспеченные в крышке, чтобы позволить юбке расширяться по окружности радиально наружу, когда внутреннюю поверхность юбки подвергают воздействию направленного радиально наружу усилия. 2. Крышка из термопластического материала, имеющая внутреннюю поверхность и наружную поверхность, содержащая верхнюю часть, кольцевую юбку, отходящую от верхней части, причем юбка имеет внутреннюю поверхность с выступающей радиально внутрь резьбой, и множество гибких участков, толщина которых меньше средней толщины крышки, при этом повышение способности юбки расширяться радиально наружу таково, что крышку можно снимать выталкиванием с сердечника формы, имеющего наружную поверхность с формирующими резьбу желобками, при уменьшенном смятии или деформации резьбы юбки желобком сердечника, чем если ...

БЫСТРООТВЕРДЕВАЮЩАЯСЯ ВУЛКАНИЗУЕМАЯ ЭЛАСТОМЕРНАЯ КОМПОЗИЦИЯ, СОСТОЯЩАЯ ИЗ МНОГИХ ЧАСТЕЙ, И СПОСОБ СМЕШЕНИЯ ЛИТЬЕВОГО ИНЖЕКЦИОННОГО ФОРМОВАНИЯ И ВУЛКАНИЗАЦИИ ЭЛАСТОМЕРНОЙ КОМПОЗИЦИИ

... 1. Быстроотверждающаяся вулканизуемая составленная из многих частей резиновая смесь, содержащая: ! (1) первый резиновый компаунд, содержащий (а) эластомер и (b), по меньшей мере, один вулканизующий агент, причем этот первый резиновый компаунд имеет значение показателя времени tS2, по меньшей мере, 1,5 мин., при измерении при температуре 190°С; ! (2) второй резиновый компаунд, содержащий (а) эластомер и (b), по меньшей мере, один ускоритель вулканизации, причем этот второй резиновый компаунд имеет значение показателя времени tS2, по меньшей мере, 1,5 мин., измеренный при температуре 190°С; и ! (3) при необходимости, один или более дополнительный резиновый компаунд, содержащий (а), по меньшей мере, один эластомер, причем этот необязательный дополнительный резиновый компаунд имеет значение показателя времени tS2, по меньшей мере, 1,5 мин., измеренный при температуре 190°С; ! в которой: ! эластомер (1)(а) и эластомер (2)(а) являются одинаковыми или относятся к одному и тому же семейству эластомеров ...

СПОСОБ ЗАПОЛНЕНИЯ РАЗРЫВА В ПОКРЫТИИ ТРУБОПРОВОДА С НАНЕСЕННЫМ ПОКРЫТИЕМ, ПРЕДПОЧТИТЕЛЬНО ТЕРМОИЗОЛЯЦИОННЫМ ПОКРЫТИЕМ

... 1. Способ заполнения разрыва в покрытии трубопровода с нанесенным на нем покрытием, предпочтительно термоизоляционным покрытием, включающий в себя стадии:- размещения в разрыве смеси твердых элементов и термопластичного полимерного материала в жидком состоянии; и- выдерживания термопластичного полимерного материала в жидком состоянии для твердения.2. Способ по п. 1, в котором твердые элементы включают полимерный материал.3. Способ по п. 2, в котором полимерный материал твердых элементов представляет собой термопластичный полимерный материал, при этом предпочтительно твердые элементы состоят из термопластичного полимерного материала.4. Способ по п. 3, в котором термопластичный полимерный материал твердых элементов такой же, что и указанный термопластичный полимерный материал в жидком состоянии.5. Способ по п. 1, в котором стадия размещения в разрыве смеси твердых элементов и термопластичного полимерного материала в жидком состоянии включает в себя:- окружение разрыва с помощью формы;- введение ...

СПОСОБ И УСТРОЙСТВО ДЛЯ ПОЛУЧЕНИЯ ЩЕТИНОК

... 1. Способ получения щетинки из термопластичных полимеров литьем под давлением, в котором расплав полимера впрыскивают под давлением в формующий щетинку канал (2) заданной длины, имеющий заданную форму поперечного сечения по этой длине и продуваемый в процессе литья под давлением, при этом создается сдвиговый поток с высокой скоростью в середине потока расплава полимера и большим сдвиговым эффектом за счет трения расплава полимера о стенку при четко выраженной продольной ориентации молекул полимера, по меньшей мере, в зоне расплава полимера вблизи стенки, с одновременной продувкой канала по его длине, отличающийся тем, что давление впрыска, воздействующее на расплав полимера, устанавливают в зависимости от формы поперечного сечения формующего щетинку канала предпочтительно не менее 500 бар (0,5·105 кПа), а отношение наибольшей ширины поперечного сечения формующего щетинку канала к длине канала выбирают в пределах < 1:10, поддерживая тем самым продольную ориентацию молекул полимера по длине ...

Литьевая форма для изготовления полимерных изделий

Изобретение относится к переработке пластмасс и применимо при производстве изделий методом литья под давлением. Цель дополнительного изобретения - повышение надежности удаления изделия путем предотвращения залипания его на трубчатом выталкивателе. Предлагаемая форма содержит неподвижную плиту I, матрицу 2, оформляющую наружную поверхность изде- лия.и систему туннельных литников. На плите 1 установлена литниковая втулка 3 и направляющие штыри 4. Подвижная часть литьевой формы содержит подвижную плиту 5 и опорную плиту 7 со скосом . Для выталкивания изделия предназначен трубчатый выталкиватель 10, размещенный концентрично формующему знаку 6 и выполненный разделенным на две части. Часть Б снабжена винтовым пазом 14, которым она взаимодействует с пальцем 15, размещенным в одной из плит подвижной полуфор1мы, вдоль отверстия которой перемещается эта часть. 1 з.п. ф-лы, 1 ил. « If w iO (Л со О1 со О5 со ьо ho ...

Пресс-форма для изготовления моделей тел вращения

Изобретение относится к литейному производству, предназначено для изготовления моделей тел вращения в производстве литья по выплавляемым моделям и может быть использовано в пресс-формах для литья под давлением металлов и пластмасс. Цель изобретения - повышение качества моделей тел вращения. Выталкиватели 4, 5 и 6 выполнены в виде труб, коаксиально расположенны относительно друг друга, а между ними расположены кольца 7 и 8 неподвижной полуформы 2, которые скреплены между собой штифтами 9 и 10. Для возможности осуществления перемещения трубчатых выталкивателей 4, 5 и 6 относительно колец 7 и 8 в первых выполнены продольные пазы 13 и 14, в которых размещены штифты 9 и 10 колец 7 и 8. 3 ил.

Насадка для тепломассообменных процессов

... 1. НАСАДКА ДЛЯ ТЕПЛОМАССООБМЕННЫХ ПРОЦЕССОВ, протекающих в системе газ (пар) - жидкость,, выполненная в виде цилиндра с внешними и внутренними выступами на бо- . ковой поверхности, отличающаяся тем, что, с целью упрощения монтажа и повыпения эффективности тепломассопереноса за счет увеличения поверхности контакта фаз и их турбулизации, выступы выполнены разной длины с образованием многогранной фигуры, а торцы цилиндра снабжены канавками. 2.Насадка по п. 1, о т л и ч аю щ а я с я тем, что, с целью упрощения изготовления, боковая поверхность цилиндра выполнена с разъемом и снабжена замком. i 3.Насадка по пп. 1 и 2, отлиО ) чающаяся тем, что один торец цилиндра снабжен гнездами, а другойпорогами ...

VERFAHREN ZUR HERSTELLUNG VON SPUND- UND WEITHALSFAESSERN

BEHÄLTERBODEN MIT ERHEBUNGEN AUS POLYMEREM WERKSTOFF UND VERFAHREN ZU DESSEN HERSTELLUNG

Verfahren zum gleichzeitigen Durchführen von mehreren Assays

VERFAHREN ZUR HERSTELLUNG VON FORMKOERPERN, HIERZU GEEIGNETE GEMISCHE VON GEGENUEBER ISOCYANATGRUPPEN REAKTIONSFAEHIGEN VERBINDUNGEN UND DIE NACH DEM VERFAHREN ERHALTENEN FORMKOERPER.

Elastomeric moulded bodies (I) based on polyurethane or polyurea, of density 0.8-1.4 g/cm3, are mfd. by reaction in a closed mould of (a) an isocyanate component contg. at least one aromatic di- or poly-isocyanate (II), (b) a mixt. of cpds. contg. NCO-reactive gps. and (c) usual additives, etc. as required. (b) contains cpds. of mol.wt. 1800-12000 contg. at least 2 NCO-reactive gps. (III) and opt. diamine(s) with two prim. or sec. aromatic amino gps. of mol.wt. 108-400 (IV). (a)-(c) are processed by one-shot reaction injection moulding, maintaining an NCO no. of 70-130. The novelty is that (b) also contains reaction prod(s). (V) of polyepoxide(s) of equiv. wt. 76-550 contg. at least 2 epoxide gps. with diamine(s) (IV) (at least 1 mol/mol), the amt. of (V) corresp. to 0.5-25 wt.% polyepoxide (w.r.t. total (b)).

VERFAHREN ZUR HERSTELLUNG VON SCHUETTFAEHIGEN FUELLKOERPERN UND NACH DIESEM VERFAHREN HERGESTELLTE FUELLKOERPER

VERFAHREN ZUM HERSTELLEN VON MIT VERSCHIEDENEN ZEICHEN VERSEHENEN GLEICHARTIGEN KUNSTSTOFFTEILEN, INSBESONDERE KUNSTSTOFF-GERAETETASTEN DURCH SPRITZGIESSEN

Verfahren zum Herstellung und Dekorieren eines Kunststoffbehälters mit Hals.

Vorrichtung zur Kontrolle der Lage zweier relativ zueinander verstellbarer Bauteile

Thermoplastische Formmassen zum Spritzgießen von Formteilen und Spritzguß-Formteil daraus

Process for producing plastic housings

A process for producing plastic housings from silicone rubber is described, in which silicone rubber is processed by means of a transfer press (1). The process according to the invention is suitable for the production of coupling media and flexible covers for optocouplers. ...

VERFAHREN UND ANGUSS-SYSTEM ZUM SPRITZGIESSEN VON FORMLINGEN SOWIE FORMLING UND VERWENDUNG VON SOLCHEN FORMLINGEN.

VERFAHREN ZUR HERSTELLUNG EINES AUS EINER GESCHLITZTEN METALLHUELSE UND EINER UMMANTELUNG BESTEHENDEN BAUTEILS UND NACH DEM VERFAHREN HERGESTELLTES BAUTEIL

Surgical needle used during heart surgery has textured profile comprising of multiple indentations and in which lateral face region extends as far as needle point

A surgical needle (54) comprises of an elongate needle body and a needle point (50) formed on a distal end of the needle body. The needle body is manufactured in particular from an elongate cylindrical blank. The needle body has a textured profile lateral face (38) which comprises of a textured profile lateral face region (24) provided with a textured profile. The textured profile comprises of multiple indentations (26') and in which the textured profile lateral face region extends as far as the needle point. An independent claim is also included for a manufacturing method of surgical needle.

Verfahren und Form zum Herstellen lippenförmiger Dichtbereiche auf Dichtungskörpern oder Bauteilen

VERFAHREN UND VORRICHTUNG ZUM HERSTELLEN VON FORMTEILEN AUS THERMOPLASTISCHEM KUNSTSTOFF

Process and device for encapsulating the edges of sheet-shaped materials with plastic by casting or injection moulding

Published without abstract.

Method of manufacturing rotors for screw-type compressors

For manufacturing the rotors of screw-type compressors, a one-piece negative mould (16) of the rotor is manufactured. Between the negative mould (16) and the rotor shaft (23) inserted therein, the rotor body is manufactured by injection. Removal from the mould is carried out, after removing the cover (20) from the mould, by the rotor shaft (23) being turned or axially displaced by a driving device (31) so that the rotor body (40) is screwed out of the negative mould (16). ...

Wabenförmiger Hohlkörper aus Kunststoff, vorzugsweise Polyolefinen

Verfahren zur fortlaufenden Verarbeitung von thermoplastischen Kunststoffen

Verfahren zum Spritzpressen und Vulkanisieren von Formartikeln

Injection mold for use in molding opthalmic lenses and other articles

... 650,692. Injection-moulding lenses &c. TEKSUN, Inc. June 17, 1947, No. 15957. Convention date, Nov. 28, 1944. [Class 87 (ii)] Articles, such as lenses, having varying contours, are moulded in split moulds formed in mould blocks 10, 12. The lower block 10 has a rotatable die block 18 containing several (four) forming pads 29, each having a different shape, which may be rotated to co-oparate with any one of the corresponding fixed die pads 40 in the mould block 12. Thus, if four pads are used in each block, sixteen differently shaped articles may be made in four casting operations. The die block 18 is held against axial movement by an anchor block 181 and a shaft 20 which has a tapered part 21 to engage the block 181. The block 18 is held against rotary movement by a bolt 52, Fig. 3, which engages in one of several (four) spaced holes 50 in the mould block 10. The mould cavity is formed between the pads by a raised surface 32, around each of the forming pads, which keeps the pads ...

CONVEYOR CABLE

Artificial teeth and method and apparatus for forming the same

... 666,968. Artificial teeth. DENTISTS' SUPPLY CO. OF NEW YORK. Feb. 18, 1948 [May 3, 1941; Oct. 24, 1941; Oct. 24, 1941], Nos. 4796/48, 4797/48 and 4798/48. Class 81 (ii). [Also in Group V] Artificial teeth comprising a core part 55 and an enamel part 81 are made by injection-moulding plastic material (see Group V). The enamel may be injected on to the previouslyinjection-moulded core, or the core may be injected on to the previously-injection-moulded enamel, or the core and the enamel may be separately injected and then taken out of the moulds and stuck together. The plastic material may be acrylic, styrene, vinyl or phenolic resin. Both the core and the enamel may be acrylic resin, or the core may be of polystyrene and the enamel acrylic resin. Pieces of glass fibre, glass cloth, metal, wood, plastic or porcelain may be incorporated in the teeth. By using suitable moulds, natural markings which show through the (translucent) enamel may be imitated. Outlines may be provided on the lingual ...

Pipe linings

Method for producing weather strip

Biodegradable resin molded article

A biodegradable resin molded article molded from a kneaded material obtained by kneading, melting or mixing a biodegradable resin raw material and at least one of a biodegradable additive and an additive made of a substance existing in the nature, an injection molded article of a biodegradable resin containing a biodegradable resin and an anti-biotic substance, a molded article of a resin composition consisting of a polymer material having an ester bond in the polymer main chain thereof and an alkali or acid component in an amount effective for neutralizing an acidic or alkaline component contained in the polymer material, and a resin molded article having a layer of a biodegradable resin, and a layer of a photolytic resin covering the resin layer and containing an antibiotic.

Process for producing a doubly convex lens screen

Movable guide for transmission device

Preparing a clinical restraint

A method for preparing a clinical restraint for a subject, the method comprises scanning the portion of the subject to be restrained to produce a 3D image data set, generating a three dimensional replica of the portion of the subject from the 3D image data set and preparing a clinical restraint using the three dimensional replica. A scanning system for generating the 3D image data set comprising one or more projectors and one or more cameras in combination with an image processing device is also disclosed. The imaging aspects are also applied in the monitoring of the treatment of a patient, the manufacture and fitting of medical items, such as compression hosiery and the like, as well as in the fitting of garments and items of clothing.

HIGH VOLTAGE RESISTANT MEMBERS AND METHOD FOR PRODUCING SAME

A method of producing high voltage resistant members employed in electrical installations such as bushings and insulators comprises extruding a sheath of unvulcanized elastomer on a core, which for example is a fiberglass rod, and mounting vulcanized sheds on the sheath therealong, then vulcanizing the sheath to form an integrated high voltage resistant member. The sheds may be stretched on a mandrel at room temperature and then chilled prior to insertion upon the sheath; subsequent warming shrinks the sheds for a tight grip on the sheath. The sheds also can be molded directly onto the sheath together therewith in steps along the length of the core. For producing a bushing, the sheath is placed on a core formed of a conductive stud wrapped with paper and metal foil and then impregnated with a suitable hardenable resin.

Composting bin

A composting container comprises a frusto-conical hollow body (10) whose wall has spaced radially outwardly protruding wail portions (1) parallel to one another and to a first end of the body which, in use, will be in contact with the ground. At or near said end of the body is at least one aperture (11) covered by a movable, annular, frusto-conical cover (3). The body wall also has circumferentially spaced, axially extending, radially outwardly protruding ribs (2) which are divided into separate axially aligned portions by said protruding wall portions. There is a lid (13) for closing its second (open) end through which compostable material will be loaded. Access to the aperture(s) (11) and compost may be obtained (a) by lifting the cover (3), or (b) by sliding the cover (3) about the vertical axis of the body (10) to bring an aperture (20) in the cover (3) into register with the aperture in the body. ...

Improved airway device

A golf ball material

A golf ball material made of a resin composition composed of (a) an olefin-unsaturated carboxylic acid copolymer and/or an olefin-unsaturated carboxylic acid-unsaturated carboxylic acid ester copolymer having a weight-average molecular weight (Mw) of from about 120,000 to about 200,000 and a weight-average molecular weight (Mw) to number-average molecular weight (Mn) ratio of from about 3.0 to about 10.0, or a metal neutralization product thereof, (b) an organic acid or a metal salt thereof, and (c) a basic inorganic metal which is capable of neutralizing acid groups in components (a) and (b). Preferably the organic acid component is one or more of stearic acid, behenic acid, oleic acid or maleic acid. Optionally the organic acid metal salt of component (b) or the basic inorganic metal compound of component (c) includes one or more metal ions selected from the group consisting of lithium, sodium, magnesium, aluminum, potassium, calcium or zinc.

INJECTION MOLDING POLYMERIC ARTICLES

PROCESS & APPARATUS FOR MANUFACTURE OF EXTRUDED/MOULDED ARTICLE

A METHOD OF AND APPARATUS FOR MOULDING A THERMOPLASTICS MEMBER WITH A FUSION PAD

Container

A method of producing a plastics material container such as a refuse bin comprises blow moulding a body portion of the container having an upper peripheral flange member produced by compression moulding, injection moulding a collar and placing the collar on the upper portion of the body such as it is retained by the flange. Making the container in a two-part construction enables the main body portion to be blow moulded and thus use a plastics material having an inherently greater impact. The collar owing to its thickness and complexity, is preferably injection moulded and fitted to the blow moulded portion. If either the body or the collar is damaged it may be replaced without needing to replace the whole container. ...

A deformable housing structure, for example for a vehicle heater

Disclosed is a light-weight deformable housing structure suitable for use as a collapsing component in a vehicle comprising a load-bearing lattice structure having a predetermined axis of collapse and a non-load-bearing skin enclosing the lattice structure. Also disclosed is a heater unit for a vehicle including a heater and a housing according to the invention surrounding the heater.

Method of moulding a canister

The method resides in shaping a pot-shaped blank 11 from nylon by injection moulding and onto the blank 11 is moulded a likewise pot-shaped outer layer 14 of polyethylene and in that the coated blank is finish-shaped to canister form by a blow moulding process. The nylon acts as a barrier layer which substantially prevents permeation for example of aromatic substances while the outer polyethylene layer 14 can be easily mixed for instance with carbon black in order to prevent electrostatic charge. The method is particularly suitable for manufacturing canisters to hold lead-free petrol, to which instead of lead other additives such as, for example, aromatic substances are added. ...

Moulded hollow balls

Insulating inserts for field joints of coated rigid pipelines

A method of protecting a field joint of a pipeline, where chamfered edges 22 of thermally-insulating parent coatings 14 on conjoined pipe lengths are in mutual opposition about a longitudinally-extending gap. The method comprises manufacturing an hourglass-shaped inner layer 48 around the pipe lengths, which layer may be moulded or wrapped. The inner layer 48 extends longitudinally along the gap between the chamfered edges 22 and at least partially overlies the chamfered edges 22. A thermally-insulating solid insert 54 is assembled from two or more parts to lie in the gap surrounding the inner layer 22, and pressure is applied radially inwardly from the insert 54 to the inner layer 22. An outer layer 78 of molten material is manufactured around the insert 54 to form a watertight barrier and to form one or more melted interfaces with the inner layer. Corresponding field joint arrangements are also disclosed.

Durable and simplified hair brush and method of manufacture

A method of manufacture of a hair brush comprises the steps of providing a base member 8 having connection means at a circumferential region and fitted with a sheet material 12 having a plurality of spikes 14 extending from an outwardly facing convex surface. The sheet material is integrally formed by injection moulding of a plastic material selected from thermoplastics polyester elastomer (TPE-E), polyether block amide copolymer (TPE-A), thermoplastic polyurethane (TPU) and polyurethane (PU). The plastic material having a Shore hardness from D50 to D65, and with a flexural modulus from 30,000 - 40,000 PSI. The bristle sheet is fitted so that the outwardly facing surface assumes a convex curvature. In an assembled configuration, a cavity is defined between the sheet material and the base member so that, in use, when the spikes are under pressure, they move in response to the pressure, creating a cushioning effect.

Thermoset polyester and phenolic foams having denser outer-skin

A hot cured thermoset structural foam having relatively dense external layers and less dense foam core, the thermoset material being polyester or phenolic resin, may be prepared by mixing the thermosetting resin with a chemical blowing agent, which mixture decomposes with the generation of gas at a temperature between the onset of chain mobility within the thermosetting resin and the temperature of onset of cure of the resin, introducing the mixture into a mould at a temperature below the decomposition temperature of the blowing agent, heating the mixture under compression in the mould so that parts of the mixture adjacent the mould walls cure and solidify to form a skin and then enlarging the mould to a predetermined size to allow the mixture to foam and cure within the solidified skin to the size determined by the mould.

Loudspeaker diaphragm and method of manufacture thereof

Improvements in or Relating to Presses

In a press of the type used for the compression, transfer and/or injection moulding of polymeric materials or of the type used for the pressure diecasting of metals, the incidence of defective mouldings or castings due to air or other gas being trapped in the mould or die during moulding or casting is greatly reduced by providing a shroud in two main parts (1 and 5), the lower main part (5) being metallic and being secured to a fixed press table (7) of the press. The upper main part (1) of the shroud comprises a rigid metallic member (1) fastened to an upper movable press table (3) and a flexible strip (1b, c, d, e) sealingly secured to the rigid metallic member (1). When the upper press table (3) is moved downwardly towards the lower fixed press table (7), around a mould (2, 6), the strip (1b, c, d, e) co- operates with an abutment sealing face (5a) on the substantially wholly rigid lower main part (5) of the shroud to produce a substantially closed chamber having an outlet (5b) for connection ...

PROTECTIVE BELLOWS

METHOD OF MOULDING A DISC SHAPED SUBSTRATE FOR AN OPTICAL INFORMATION CARRIER

A method and apparatus for opening moulds of injection moulding machines

... 1,137,007. Injection moulding machines. CONTINENTAL GUMMI - WERKE A.G. 24 Nov., 1966 [30 Nov., 1965], No. 52551/66. Heading B5A. In a method of opening a two- or multi-plate injection mould 2, 3, the uppermost mould plate 3 is first lifted substantially vertically and then with a combined vertical and angular movement. Opening is effected by levers 7 pivoted at 8 to guides 9 which are connected to a doubleacting cylinder 13. Pins 6 projecting from mould part 3 engage in recesses in the levers 7 and when extensions 10 of levers 7 engage roller stops 14 the angular movement commences. As shown, a two-part mould used for vulcanizing rubber bushes &c. injected in a press 1 is first moved out of the press on to a support 4 to which the lower mould plate 2 is clamped. A wedge member 5 initiates " breaking " of the mould plates 2, 3.

METHOD FOR PRODUCING WEATHER STRIP

INJECTION MOULDING OF LAMINAR ARTICLES

... 1281723 Injection moulding IMPERIAL CHEMICAL INDUSTRIES Ltd 1 Sept 1970 [15 Sept 1969] 45295/69 Heading B5A In a process for injection moulding by sequentially injecting two dissimilar synthetic resins to form an article having a core enclosed by a skin, a cavity defining the shape of the article to be moulded is provided with at least one extension into which excess skin material is forced by injection of the core material. The excess material is removed from the article during or after moulding, e.g. by means of cutting knives movably mounted in the mould. The invention enables uniform thickness of skin material to be produced even in corners and edges of the article. The core material may be foamed. The moulded article may be a panel or interior trim for a motor car and may incorporate an insert, e.g. a sheet of plywood, hardboard, metal or plastics. The mould surface may be textured or coated with a heat resistant material, e.g. silicon rubber.

INJECTION MOULDING

... 1314452 Injection moulding cellular articles IMPERIAL CHEMICAL INDUSTRIES Ltd 3 May 1971 [6 May 1970] 21856/70 Addition to 1176813 Heading B5A In a method of making an injection moulded article having a foam core 10 sandwiched between non-foamed surface skins 11 and an area of unfoamed material 17 surrounded by the foamed core sandwich, after filling the mould cavity but before the material has set, a tool 14 (Fig. 6) is forced against the surface of the non- foamable material so as to compress and fuse together opposed portions of the non-foamable layers thereby forcing the foamable plastics material from between the opposed layers. The compressed portion may be sufficiently thin to be removed after the article is removed from the mould. In Figs. 1 to 3 (not shown), there may be two opposed tool members (7, 8) moved towards one another. Fig. 7 shows a further modification in which the tool members 7, 8 are ring-shaped. The ends of the tool members may be chamfered.

MOULD FOR MANUFACTURE OF A LARYNGEAL MASK

An improved method for increasing the Crystallization Rate of Crystallizable Polymers

... 1,189,141. Crystallizing polymers during moulding. DOW CHEMICAL CO. 31 March, 1967 [4 April, 1966], No. 14939/67. Heading B5A. During the formation of a rotationally symmetrical article from a crystallizable polymer, the rate of crystallization of the polymer is increased by subjecting it to shearing stress which is rotational, oscillatory or rotationaloscillatory while the polymer cools from its molten state to a temperature between its melting point and its glass transition temperature. The article may then be annealed at its melting point. The stress is preferably applied by relative rotation, oscillation or rotation with variable angular velocity which is always in the same sense, between two mould parts. When extrusion or compression moulding, the two parts are preferably the male die or core and the female die and when the article is an extruded tube the mandrel is rotated. The polymer may contain up to 15% of plasticizer. The preferred embodiment describes the preparations of polystyrene ...

Method of preparing a medical restraint

Improved gasket

IMPROVEMENTS IN OR RELATING TO CASTING EYEGLASS FRAMES OR PARTS THEREOF

... 1278016 Moulding spectacle frames AMERICAN OPTICAL CORP 14 April 1970 [15 April 1969] 17708/70 Heading B5A Spectacle frames, or parts thereof, are produced by mixing liquid, substantially 100% reactive solutions of an epoxy composition and hardener, preheating the mixture to less than 200‹ F., metering it into the mould cavities at a rate preventing air bubble formation, heating the mould to polymerize the mixture and removing and degating the products. The mixture may be moulded under pressure and is preferably degassed before moulding by placing under vacuum after mixing. It is preferably fed into the bottom of the mould cavity.

Moulded hollow balls

THERMOPLASTIC ARTICLES

Locker door

PILE PRODUCT AND METHOD OF MAKING THE SAME

Improvements in or relating to apparatus for use in the manufacture of rubber articles

... 1,019,558. Injection moulding. CONTINENTAL GUMMI-WERKE A.G. May 24, 1962 [May 31, 1961], No. 28426/63. Heading B5A. The subject-matter is the same as that disclosed in Specification 1,019,557 but the claims relate to the apparatus. There are described in addition modifications in which the injection is horizontal (Fig. 3, not shown), and also in which a rotary table is used to support a plurality of moulds (Fig. 4, not shown).

Flanged bearing outer ring unit

Method and device of the production of brushes

The invention relates to a method for production of a brush from thermoplastic polymers. During the injection moulding, the polymer melt is injected under pressure into a brush-forming channel with given lengths and given cross-sectional change over said length and the channel ventilated during the injection process. According to the invention, injection-moulded brushes with excellent flexibility may be produced, whereby the injection pressure is set depending on the cross-section change in the brush-forming channel such that a shear flow with a high core speed in the centre of the polymer melt with a high shear effect as a result of the wall friction of the polymer melt with marked longitudinal orientation of the polymer molecules, at least in the region of the polymer melt near the wall, is generated and maintained along the length of the channel. The channel is simultaneously ventilated along the length thereof such that the shear flow is maintained. A device for carrying out said method ...

Methods and device of the production of brushes

PROCEDURE AND DEVICE FOR THE PRODUCTION OF A PALLET

NEW AROMATIC POLYCARBONATE CONTAINING COMPOSITION

POLYETHYLENE FORM COMPOSITION FOR THE PRODUCTION OF INJECTION MOULDING-FORMED PREFABRICATED ELEMENTS

SPRAYING CASTING PROCESS

Композитный кожух моторного отсека наземного транспортного средства

Полезная модель относится к конструктивным элементам наземных транспортных средств, в том числе грузовых и автобусов, и представляет собой конструкцию кожуха моторного отсека транспортного средства, выполняющего оптическую функцию декоративного дизайна подкапотного пространства и функцию несущего элемента. Композитный кожух моторного отсека наземного транспортного средства имеет локальные участки с заданной прочностью и выполнен из рубленого волокна и связующего методом длинноволоконной инжекции, при этом прочность локальных участков задана плотностью композитного материала. Технический результат полезной модели заключается в повышении прочности локальных участков кожуха моторного отсека наземного транспортного средства с одновременным повышением пассивной безопасности при контакте пешехода или участника дорожного движения, передвигающегося на двухколесном транспортном средстве, с автомобилем во время наезда за счет прогиба менее прочной зоны контакта, создающего эффект частичного поглощения энергии, а также в снижении веса и повышения стойкости к коррозионному воздействию при обеспечении необходимой вентиляции моторного отсека. РОССИЙСКАЯ ФЕДЕРАЦИЯ (19) RU (11) (13) 168 686 U1 (51) МПК B62D 25/10 (2006.01) B62D 29/04 (2006.01) B29C 45/00 (2006.01) ФЕДЕРАЛЬНАЯ СЛУЖБА ПО ИНТЕЛЛЕКТУАЛЬНОЙ СОБСТВЕННОСТИ (12) ФОРМУЛА ПОЛЕЗНОЙ МОДЕЛИ К ПАТЕНТУ РОССИЙСКОЙ ФЕДЕРАЦИИ (21)(22) Заявка: 2016130134, 22.07.2016 (24) Дата начала отсчета срока действия патента: 22.07.2016 Приоритет(ы): (22) Дата подачи заявки: 22.07.2016 (45) Опубликовано: 15.02.2017 Бюл. № 5 Адрес для переписки: 109316, Москва, Волгоградский пр-кт, 42, корп. 5, генеральному директору ООО "НЦК", Столярову Михаилу Александровичу (73) Патентообладатель(и): Общество с ограниченной ответственностью "Нанотехнологический центр композитов" (ООО "НЦК") (RU) (56) Список документов, цитированных в отчете о поиске: RU 2243111 C2, 27.12.2004. US 1 6 8 6 8 6 15.02.2017 R U Дата регистрации: (72) Автор(ы): Раннев Алексей ...

Экструдер для переработки разнородных вторичных полимерных материалов

Полезная модель относится к области обработки полимерных материалов давлением и может быть использована при переработке полимерных отходов с получением качественных изделий. Устройство содержит корпус, состоящий из зоны питания, зоны сжатия, зоны дозирования, захватное устройство, шнек, выполненный сборным, в зоне питания шнек выполнен в виде конической секции, в зоне сжатия шнек выполнен в виде последовательно расположенных барьерной секции и секции декомпрессии, причем в зоне дозирования шнек выполнен из двух последовательно расположенных конической и смешивающей секции с восемью непрерывными лопастями смешивания квадратной формы. Ширина и высота лопастей равна 0,5 диаметра шнека, расположены лопасти на одинаковом расстоянии друг от друга, равном 0,05 диаметра шнека. Технический результат заключается в обеспечении возможности при переработке разнородных вторичных полимерных смесей сочетать подготовительные операции и операцию получения новых качественных изделий методом экструзии за счет использования в зоне дозирования последовательно расположенных конической и смешивающей секции со специальной конструкцией лопастей. 2 ил. РОССИЙСКАЯ ФЕДЕРАЦИЯ (19) RU (11) (13) 203 523 U1 (51) МПК B29C 45/00 (2006.01) B29C 41/00 (2006.01) B29C 48/65 (2019.01) ФЕДЕРАЛЬНАЯ СЛУЖБА ПО ИНТЕЛЛЕКТУАЛЬНОЙ СОБСТВЕННОСТИ (12) ОПИСАНИЕ ПОЛЕЗНОЙ МОДЕЛИ К ПАТЕНТУ (52) СПК B29C 45/00 (2020.08); B29C 41/00 (2020.08); B29C 48/65 (2020.08) (21)(22) Заявка: 2020119836, 08.06.2020 (24) Дата начала отсчета срока действия патента: Дата регистрации: Приоритет(ы): (22) Дата подачи заявки: 08.06.2020 2 0 3 5 2 3 R U Адрес для переписки: 295007, Респ. Крым, г. Симферополь, пр-кт Академика Вернадского, 4, Федеральное государственное автономное образовательное учреждение высшего образования "Крымский федеральный университет имени В.И. Вернадского", отдел интеллектуальной собственности Департамента научноисследовательской деятельности (56) Список документов, цитированных в отчете о поиске: UA 5779 U, 15.03. ...

Particle Embedded Polymer Stent and Method of Manufacture

A particle embedded polymer stent and method of manufacture, which includes a stent delivery system having a catheter; a balloon operably attached to the catheter; and a polymer stent disposed on the balloon, the stent comprising struts interconnected to form a tubular body. Each of the struts includes in cross section a drug-free core region; and a drug region surrounding and immediately adjacent to the core region, the drug region including drug particles. The drug-free core region and the drug region are made of a single polymer, the single polymer having a drug-safe softening temperature.

Injection-Molded Composite Container

Constructs including a blank and a body formed from liquid molding material are provided. The blank may be hermetically sealed to the body. For example, a mold assembly may injection mold the blank to the body. The mold assembly may include a male mold and a female mold that cooperatively define a first cavity and a second cavity. The first cavity may receive a peripheral margin of the blank and the second cavity may receive the remainder of the blank. Liquid molding material may be directed into the first cavity to form the body of the construct. The liquid molding material may be directed into the first cavity in a manner that avoids bending the peripheral margin of the blank such that a tight seal is established between the blank and the body of the construct and the blank retains a planar configuration.

Therapeutic, fitness, and sports enhancement device

A therapeutic, fitness, and sports enhancement device which includes a cylindrically shaped body having a predetermined density and predetermined diameter, the body including a plurality of projections of a predetermined shape. One or more of the predetermined density and the predetermined diameter in combination with the predetermined shape of the projections optimize mobilization of soft tissue structures of the human body.

Method and Molding Equipment for Making a Plastic Wheel, and Wheel Thus Obtained

A method of making a plastic wheel ( 105 ) having a plurality of spokes ( 155 ) includes the step of injecting melted plastic material into a mold, wherein the melted plastic material is injected into the mold in regions corresponding to every spoke of the wheel to be formed. Molding equipment is also provided to carry out the method.

Molding apparatus and molding method for packaging semiconductor

A molding apparatus for packaging a semiconductor device includes an upper mold having a first cavity, a lower mold having a second cavity corresponding to the first cavity, and a selective flow facilitation unit. The first and second cavities are configured to receive a printed circuit board (PCB). The selective flow facilitation unit is configured to increase a flow of a molding resin in a selective area of the PCB. The flow of the molding resin in the selective area of the PCB is faster than the flow of the molding resin in a non-selective area of the PCB.

Seal And Procedure For Its Production

A seal comprising a sealing ring ( 1 ) and a slide ring ( 2 ) wherein the slide ring ( 2 ) is provided on the side of the sealing ring ( 1 ) that faces the surface to be sealed. The sealing ring ( 1 ) and the slide ring ( 2 ) are designed in one piece.

Rear vision system for a vehicle

A rear vision system for a vehicle includes a rear backup video camera and a display device. A control activates display of captured video images by the display device when a transmission of the vehicle is shifted into reverse gear and deactivates display of the video images upon shifting of the vehicle transmission out of reverse gear once a threshold deactivation condition is met. The threshold deactivation condition is at least one of (a) forward travel of the vehicle exceeding a threshold speed of forward movement after the vehicle transmission has been shifted out of reverse gear, (b) forward travel of the vehicle exceeding a threshold distance of forward movement after the vehicle transmission has been shifted out of reverse gear and (c) a threshold period of time elapsing after the vehicle transmission has been shifted out of reverse gear, the threshold period of time constituting a linger time.

Process for producing resin molded article

A process for producing a resin molded article, comprising steps of (1) plasticizing a resin composition containing an organic fiber and a thermoplastic resin with an injection-molding machine, (2) injecting the plasticized resin composition into a mold cavity of the injection-molding machine, and (3) pressure-holding against the resin composition in the mold cavity for a pressure-holding time of 0.5 to 60 seconds under holding-pressure of 70 to 300 MPa.

Gear

A gear ( 27; 27 A; 27 B; 27 C) includes: an annular metal core ( 28; 28 A; 28 B) having a recess ( 37; 67: 37 B) provided in a first side face ( 34 ) thereof; and an annular resin member ( 29 ) molded on the metal core ( 28; 28 A; 28 B) as covering an outer peripheral surface ( 32 ) of the metal core ( 28; 28 A; 28 B) and the first side face ( 34 ) of the metal core ( 28; 28 A; 28 B) and having teeth ( 46 ) provided on an outer peripheral surface thereof by injecting a resin material toward the recess ( 37; 67; 37 B).

Waterproof member and method for producing the same

A waterproof member includes a polymer sheet and a UV resin layer adhered to the polymer sheet. A method of producing a waterproof member includes injecting a first UV resin solution into a first resin molding, placing a polymer sheet onto the first UV resin solution, compressing the polymer sheet and the first UV resin solution to be closely adhered to each other, curing a first UV resin layer on the polymer sheet by irradiating UV into the first UV resin solution, injecting a second UV resin solution into a second resin molding, placing a polymer sheet having the first UV resin molding onto the second resin molding, compressing the polymer sheet and the second UV resin solution to be closely adhered to each other, and curing a second UV resin layer on the polymer sheet by irradiating UV into the second UV resin solution.

Method for producing a storage element in textile and plastic material

A method for producing a storage element having a plurality of faces in which a portion of the faces is made in textile material. The method includes the steps of: producing a pattern in textile material, the pattern comprising several panels, placing the pattern in an unfolded condition in an injection mold, injecting a plastic material into the injection mold around the panels so as to overmold at least one portion of each of the panels so as to obtain a pattern comprising the faces in textile and plastic materials of the storage element in the unfolded condition, folding the pattern and attaching the faces to each other.

Device and method for producing thick-walled moulded plastics parts having reduced shrinkage sites by injection molding or embossing

The invention relates to a device and method for producing thick-walled plastic molded parts by injection molding or embossing. The device comprises a mold for injection molding or embossing, having a cavity, and is characterized in that the mold comprises a wall region adjacent to the cavity, and a body removed from the cavity and adjacent to the wall region near the cavity, wherein the body of the mold is designed for a temperature T 1 and the wall region is designed for a temperature T 2 different from the temperature T 1 . According to the method, the temperature T 2 of the wall region of the mold near the cavity is brought to and held at a value greater than the Vicat temperature T v of the plastic molding mass before and/or during the injection process, wherein the temperature T 2 is greater than the temperature T 1 of the mold body, and the temperature T 2 of the wall region near the cavity is brought to a temperature below the Vicat temperature T v of the plastic molding mass during the solidification of the plastic molding mass. The result is thick-walled molded plastic parts, such as optical lenses and the like, having reduced shrinkage sites.

Method and apparatus for creating a pattern

A method and apparatus for creating a pattern of an item of manufacture, the method and apparatus including the use of a mold frame, mold, mold core, injection frame and injection core to create patterns of items of manufacture for investment casting.

Composite molded article

Provided is a composite molded article which can increase resistance to peeling at an interface and suppress excessive peeling of a fiber-reinforced polymer material portion even when thermal shock is repeatedly applied. The composite molded article comprises a metal member using metal as a base material and having a surface; and a fiber-reinforced polymer material portion coated on at least part of the surface of the metal member and having a polymer material as a matrix and a plurality of reinforcing fibers for reinforcing the matrix. The surface of the metal member has a plurality of projections juxtaposed regularly or randomly at a pitch distance greater than diameters of the reinforcing fibers. The respective facing projections form enterable spaces which part of the matrix enters and at least part of the reinforcing fibers can enter.

Modified polylactic acid, polymeric blends and methods of making the same

Polymeric compositions and processes of forming the same are discussed herein. The processes generally include contacting a polylactic acid with a reactive modifier selected from epoxy-functionalized polybutadiene, ionic monomer, and combinations thereof.

Method of manufacturing packaging container, spout closure, and packaging container

Disclosed are a spout stopper with easy open and close operation when being opened or closed, a packaging container, and a packaging container manufacturing method. The spout stopper comprises a spout further comprising a spout tube and base portion, formed by injection molding and disposed upon a spout hole of a packaging container that is formed from a webbing laminate packaging material; a sealed partition of the packaging container that is capable of being ruptured; and a cap that covers the spout. The cap is inserted upon the spout tube in a detachable manner, and comprises a bottom partition, which is partially fused upon the sealed partition such that the sealed partition is capable of being ruptured by the cap, and a pull ring, which is for pulling up on the cap.

Devices and methods for interfacing microfluidic devices with macrofluidic devices

The present disclosure is directed generally to devices and methods with the purpose of interfacing microfluidic devices with macrofluidic devices. Specifically, the present disclosure includes the de-

One-piece decorative trim bezel having plural unpainted finishes

A one-piece trim bezel formed from multiple components. In the event of two co-molded components, the first co-molded part is composed of a polymerized material having an unpainted surface that may be a high gloss smooth surface or a textured low gloss surface and the second co-molded part, formed with the first part, is composed of a plateable plastic material. The second co-molded part is co-molded with the said first co-molded part to form a single piece trim bezel. The color of the polymerized material of the first co-molded part may be selected from a variety of colors. The plateable plastic material may be plateable with chrome. A multiple-shot injection molding process is used to form the one-piece trim bezel which joins the first co-molded part and the second co-molded part in one operation. The formed part is then subjected to a plating process during which time the chrome only deposits on the surface of the plateable plastic material of the second co-molded part while the surface of the first co-molded part remains unplated.

Injection molding

In an injection molding process, the mold parts can be moved relative to each other (separation of the mold parts shown as line 50 ). Injection starts as the mold parts are being moved towards each other (injection pressure shown as line 60 ). The movement of the mold parts stops briefly as injection is completed, and the mold parts are then fully closed.

Insulating molded part and method for the production thereof

An insulating molded part, comprising an upper part ( 7 ) and a bottom part ( 8 ), in which it is provided in accordance with the invention that the upper part ( 7 ) and the bottom part ( 8 ) are arranged as integral injection-molded or die-casting parts which comprise cavities in their interior which are respectively arranged as chambers ( 3 ) that are separated from one another in an air-tight manner. It is proposed in a respective method for producing such an insulating molded part that in a first method step the composite material of the upper part ( 7 ) is introduced into a first mold with additions of natural materials or recycling materials within the scope of an injection-molding or die-casting method, and in a second method step the composite material of the bottom part ( 7 ) is introduced into a second mold with additions of natural materials or recycling materials within the scope of a fusible core process, with the second mold containing a fusible core with individual fusible bodies which are in connection with the exterior via openings ( 1 ) in the second mold, and the fusible bodies are molten out after the second method step for forming individual chambers ( 3 ).

Manufacturing electrochemical sensor module

Certain processes for manufacturing an electrochemical sensor module include assembly first and second housing portions of sensor modules; dispensing a sensor fiber across multiple first housing portions; joining the first and second housing portions; and separating the sensor modules by cutting the sensor fiber.

Reactive mixture for coating molded objects by means of reaction injection molding and coated molded object

The invention relates to an injection moulding machine containing a reactive mixture including at least 40% by weight of (meth)acrylates having at least two double bonds, at least one photoinitiator, and at least one thermal initiator.

Joint and method for manufacturing joint

An inner tubular portion ( 15 ) and an outer tubular portion 16 for forming an insertion space for a plastic pipe ( 11 ) are formed integrally with a joint body ( 13 ). Two fitting grooves ( 17 ) are formed in the outer peripheral surface of the inner tubular portion 15 . Two sealing members ( 18 ) for maintaining water-tightness in the gap between the plastic pipe ( 11 ) received in the insertion space and the inner tubular portion ( 15 ) are fitted in the corresponding fitting grooves 17 . A pair of view windows ( 25 ) for visually checking the fitting grooves ( 17 ) and the sealing members ( 18 ), which are fitted in the fitting grooves ( 17 ), from the exterior are formed in the outer tubular portion ( 16 ). The view windows ( 25 ) are arranged at opposing positions.

Weldless-type injection mold apparatus

A weldless-type injection mold apparatus is provided. The weldless-type injection mold apparatus includes an upper mold, a lower mold engaged to the upper mold to form a cavity for injection-molding of products, a heating unit formed on one side of the cavity of at least one of the lower and upper molds to heat a resin injected into the cavity, a first cooling unit formed at the at least one of the lower and upper molds to prevent the injection mold from being over-heated, and a second cooling unit installed between the heating unit to cool an area surrounding the cavity and an injection-molded product.

Method for fabricating light guide plate

A method for fabricating a light guide plate includes the following steps. Injection molding a light guide plate to obtain a light guide plate with a stub. Cutting away the stub to obtain a light guide plate with a cut edge. Providing a thermal resetting apparatus having an nano release material layer. A thermal melting temperature of the nano release material layer is higher than that of the light guide plate, heating the thermal resetting apparatus to make a temperature of the nano release material layer higher than the thermal melting temperature of the nano release material layer. And resetting the cut edge of the light guide plate by contacting the nano release material layer of the thermal resetting apparatus with the cut edge of the light guide plate to obtain a light guide plate with a smooth edge.

Integrated sunshade design

A trim panel for a door of a vehicle that wherein both sunshade and non-sunshade versions of the trim panel are manufactured on the same equipment, thus eliminating the need to prepare separate molds for each trim panel. Both the sunshade and non-sunshade versions of the trim panel share essentially the same components and dimension except that the sunshade trim panel has an upper surface that terminates prior to a corresponding surface of the non-sunshade trim panel. This feature allows both trim panels to be made on the same equipment and then installed as needed depending on whether a given door will include a sunshade assembly.

Lancet, method for manufacturing the lancet, and mold for the method

There is provided a process of producing a lancet which suppresses curving (or flexing) of the front end portion of the pricking member. In the production of a lancet by injection molding of a resin with a pricking member inserted in a mold, upon forming at least a portion of a lancet cap in which portion a molten resin supplied to the mold surrounds a front end portion of the pricking member, a mold is used which is configured such that at least a portion of the molten resin which forms said portion of the lancet cap flows along the front end portion including a leading end of the pricking member toward its leading end.

Method for the Production of Bodies in Plastic Material Comprising at Least Two Portions Hinged to Each Other by a Single Rotation Pin

The present invention relates to a method for the production of bodies in plastic comprising two portions hinged to each other by a single rotation pin. The method comprises the steps: a) predisposing a mould with two distinct forming chambers for the two portions; the mould comprises a third chamber for the single pin, made and positioned in such a way that the pin is formed already aligned along the hinge axis; the mould is provided with a pair of pegs axially distanced from each other to form the third chamber and sliding along the axis between a first and a second operating position; b) positioning the pegs in the first position; c) injecting plastic material inside the chambers; d) shifting the pegs from the first to the second position, bringing the pin to engage inside the seats; e) opening the mould and extracting the two assembled portions.

Flexlock with headed pintle and conical buttressing

Flexlock non-textile fabrics use intimately linked elements that are formed from formable, preferably solid phase forgeable materials into generally triangular shapes with hinging connection features along edges of a generally triangular overall shape. These hinging connection portions permit other elements to rotate about axes that intersect at intersections. Buttressing portions are located near these intersections and include cylindrical or conical shapes that abut the buttressing portions of adjacent formed elements. This abutting can occur even when adjacent elements are rotated or twisted out of a common plane. Connection portions include direct formed engagements with knuckles of the other elements. These connection portions and the engaged knuckles can include headed pintles, axles, or oppositely facing conical protrusions, and may be configured to permit the non-textile fabric to bend on itself within its own thickness without undue strain on the connection features.

Curable compositions, processes for using such compositions to prepare composites and processes for preparing composites having superior surface finish and high fiber consolidation

Curable compositions, such as oxazine-based ones, are useful in applications within the aerospace industry, such as for example as a thermosetting resin composition for use as a matrix resin in processes, such as resin transfer molding, vacuum assisted transfer molding, resin film infusion, prepregging and towpregging, where the composites or laminates so prepared have superior surface finish and high fiber consolidation.

METHOD FOR PREPARATION OF IMITATION METAL ENGINEERING PLASTIC COMPOSITE MATERIAL

Plastic and metal are combined while maintaining the advantages of a method for preparation of an imitation metal engineering plastic composite material. The composition of the composite material comprises an engineering thermoplastic, a high-density filler, a mineral powder, a glass fiber, a toughener, a coupling agent, a lubricant and an antioxidant. The composite material features a high density, a high mechanical performance, an excellent thermal deformation temperature, and good plastic injection molding manufacturability. The method of combining the coupling agent and the optimal conditions of the particles are adopted to make the manufacturing simpler and easier, and a general twin-screw granulator can be used for producing granules, and a general plastic injection molding machine can be used in the plastic injection molding process. 1. A method for preparation of an imitation metal engineering plastic composite material , comprising the steps of:(1) mixing, stirring, and drying a high-density filler and a mineral powder;(2) spraying a coupling agent onto the stirring high-density filler and the mineral powder, and then adding an lubricant, and continuing stirring, and adding an engineering thermoplastic, an antioxidant and a toughener, and then continuing stirring to obtain a mixed material;(3) placing the mixed material obtained from the step (2) into a twin-screw extrusion granulator, and melting and extruding to produce wires, cooling, and slicing to obtain imitation metal engineering plastic composite granules;(4) placing the imitation metal engineering plastic composite granules into a plastic injection machine for a plastic injection molding process to obtain the imitation metal engineering plastic composite material.2. The method for preparation of an imitation metal engineering plastic composite material as recited in claim 1 , wherein in the stirring process of Step (1) claim 1 , the high-density filler and the mineral powder are added into the ...

INJECTION MOLDING PROCESS AND COMPOSITIONS WITH IMPROVED SEALING CHARACTERISTICS FOR MOLD-IN-PLACE GASKETS

The present disclosure relates to liquid injection molding of a curable gasket composition to form mold-in-place gaskets. The curable gasket composition is prepared from at least an actinic radiation curable acrylic component and (meth)acrylate-functionalized silica. 1. A method for producing a gasket comprising:providing an actinic radiation curable composition with improved tensile modulus, said composition comprising an actinic radiation curable acrylic component; (meth)acrylate-functionalized silica; and a photoinitiator;providing an injection mold assembly defining a gasket-forming cavity and an injection port communicating with the cavity, the mold assembly comprising an actinic radiation transmissible portion for permitting actinic radiation transmission therethrough;injecting the composition into the cavity at a pressure of about 1,030 kPa (150 psig) or less to fill the cavity;transmitting actinic radiation through the radiation transmissible portion in a sufficient amount cure the composition in the mold assembly to form a gasket.2. The method of claim 1 , wherein the curable composition further comprises a hydrophobic fumed silica.3. The method of claim 1 , wherein the curable composition further comprises a hydrophobic fumed silica and the ratio of (meth)acrylate-functionalized silica to hydrophobic fumed silica is between 3:1 to 1:3.4. The method of claim 1 , wherein the curable composition has a glass transition temperature of between about −20° C. to about −50° C.5. The method of claim 1 , wherein said step of injecting the curable composition into the mold cavity is performed at approximately room temperature.6. The method of claim 1 , wherein the curable composition includes at least one monofunctional monomer present in a combined amount of about 5% to about 25% by weight of the total composition.7. The method of claim 1 , wherein the mold assembly comprises an article of manufacture and the curable composition is cured-in-place on the article of ...

FILTER ASSEMBLY

A check valve filter assembly is configured to be used with an isolation cartridge of an anti-lock braking system. The check valve filter assembly includes a main body formed of a first material. The main body includes an internal check valve bore. The assembly also includes a separate and distinct bore insert formed of a second material that differs from the first material. The bore insert may be secured over a surface of the internal check valve bore. The bore insert is configured to sealingly engage a check ball. 1. A check valve filter assembly configured to be used with an isolation cartridge , the check valve filter comprising:a main body formed of a first material, said main body comprising an internal check valve bore; anda separate and distinct bore insert formed of a second material that differs from said first material, said bore insert secured over a surface of said internal check valve bore, wherein said bore insert is configured to sealingly engage a check ball.2. The check valve filter assembly of claim 1 , wherein said first material is a first plastic claim 1 , and said second material is a second plastic.3. The check valve filter assembly of claim 1 , wherein said first material is 20% carbon-filled PA 6/6 claim 1 , and said second material is unfilled PA 6/6.4. The check valve filter assembly of claim 1 , wherein said bore insert comprises an insert body that conforms to said surface of said internal check valve bore claim 1 , and wherein said insert body defining a central channel having a mouth that connects to a beveled intermediate portion that in turn connects to a reduced diameter portion.5. The check valve filter assembly of claim 1 , wherein said bore insert comprises an insert body defining a central channel having a mouth that connects to a reduced diameter portion.6. A method of forming a check valve filter assembly of an isolation cartridge of an anti-lock brake system claim 1 , the method comprising:injecting a first material into a ...

Method for producing annular moldings subjected to tensile or pressure loading from plastic

The invention relates to methods for producing annular moldings subjected to tensile or pressure loading from plastic by using an injection mold having a main cavity, at least one extra cavity is incorporated in the injection mold. The at least one extra cavity is joined to the main cavity by a connecting duct. The main cavity is filled with plastic melt so a flow line is formed in the vicinity of the connecting duct between the at least one extra cavity and the main cavity, wherein the cross section of the connecting duct is dimensioned such that, during the filling of the main cavity, no plastic melt flows into the extra cavity. The filling pressure is increased until plastic melt flows into the extra cavity; flow taking place through the flow line produced during the filling of the main cavity. Subsequently, the injection mold is opened and the molding removed. 1. A method for producing annular moldings subjected to tensile or pressure loading , said moldings being made from plastic using an injection mold having a main cavity , wherein , in addition to the main cavity , at least one extra cavity is incorporated in the injection mold , wherein the at least one extra cavity is joined to the main cavity by a connecting duct , characterized by the features:the main cavity is filled with plastic melt in such a manner that in the main cavity in the vicinity of the connecting duct between the at least one extra cavity and the main cavity, a flow line forms laterally offset with respect to said connecting duct, wherein the cross-section of the connecting duct is dimensioned such that during the filling of the main cavity, no plastic melt flows into the extra cavity,the filling pressure is increased until plastic melt flows into the extra cavity, wherein a flow takes place through the flow line produced during the filling of the main cavity,the injection mold is opened and the molding is removed.2. The method according to claim 1 , characterized in that the flow line is ...

DEVICE FOR MANUFACTURING A COMPOSITE PART BY RESIN INJECTION MOULDING

A device for manufacturing a part in composite material by resin transfer moulding and method is provided according to the present disclosure. The device includes a manufacturing mould in which at least one preform is intended to be arranged of the part intended to be impregnated with resin during a resin transfer process. The mould is subdivided into a die and at least one movable structural element intended to be indexed on the die to form an assembly, the assembly forming a cavity corresponding to a shape of the part to be manufactured. The mould is associated with at least one positioning frame having a low coefficient of thermal expansion in at least one dimension, the positioning frame being designed to allow the indexing and holding in position of the at least one movable structural element, corresponding to at least one singularity, on the die. 1. A device for manufacturing a part in composite material by resin transfer moulding , comprising a manufacturing mould in which at least one preform is intended to be arranged of the part intended to be impregnated with resin during a resin transfer process , the mould being subdivided into a die and at least one movable structural element intended to be indexed on the die to form an assembly , the assembly forming a cavity corresponding to a shape of the part to be manufactured , characterized in that the mould is associated with at least one positioning frame having a low coefficient of thermal expansion in at least one dimension , the positioning frame being designed to allow the indexing and holding in position of the at least one movable structural element , corresponding to at least one singularity , on the die.2. The device according to claim 1 , characterized in that the positioning frame has a low coefficient of thermal expansion in three dimensions.3. The device according to claim 1 , characterized in that the holding in position of the structural elements is obtained at least in part by at least one of a ...

METHOD FOR MANUFACTURING THREE-DIMENSIONALLY SHAPED OBJECT, THREE-DIMENSIONALLY SHAPED OBJECT OBTAINED THEREBY, AND METHOD FOR MANUFACTURING MOLDED ARTICLE

There is provided a method for manufacturing a three-dimensional shaped object, the method comprising the repeated steps of: (i) forming a solidified layer by irradiating a predetermined portion of a powder layer with a light beam, thereby allowing a sintering of the powder in the predetermined portion or a melting and subsequent solidification thereof; and (ii) forming another solidified layer by newly forming a powder layer on the resulting solidified layer, followed by the irradiation of a predetermined portion of the powder layer with the light beam, wherein a part of a surface portion of the three-dimensional shaped object is formed as a low-density solidified portion whose solidified density ranges from 50% to 90% so that an application of pressure can be performed by a gas flowing through the low-density solidified portion. 1. A method for manufacturing a three-dimensional shaped object , the method comprising the repeated steps of:(i) forming a solidified layer by irradiating a predetermined portion of a powder layer with a light beam, thereby allowing a sintering of the powder in the predetermined portion or a melting and subsequent solidification thereof; and(ii) forming another solidified layer by newly forming a powder layer on the resulting solidified layer, followed by the irradiation of a predetermined portion of the powder layer with the light beam,wherein a part of a surface portion of the three-dimensional shaped object is formed as a low-density solidified portion whose solidified density ranges from 50% to 90% so that an application of pressure can be performed by a gas flowing through the low-density solidified portion.2. The method according to claim 1 , wherein a hollow portion communicating with the low-density solidified portion is formed in the three-dimensional shaped object.3. The method according to claim 1 , wherein the low-density solidified portion with its thickness of 0.5 to 10 mm is formed.4. The method according to claim 2 , ...

CELL CULTURE CONTAINER AND METHOD FOR FABRICATING THE SAME

The present invention relates to a cell culture container, which enhances the efficiency of proliferation and differentiation of various cells including stem cells. The cell culture container according to an exemplary embodiment of the present invention includes a cell culture surface for adhering adult stem cells thereon to proliferate and differentiate the adult stem cells, and the cell culture surface includes a protrusion having a lotus leaf surface reproduction structure, which is disposed on the cell culture surface. 1. A cell culture container , comprising: a cell culture surface for adhering adult stem cells thereon to proliferate and differentiate the adult stem cells , wherein the cell culture surface includes a protrusion having a lotus leaf surface reproduction structure , which is disposed on the cell culture surface.2. The cell culture container of claim 1 , wherein:the cell culture surface is formed integrally with the cell culture container.3. The cell culture container of claim 1 , wherein:the cell culture surface is formed of a biocompatible polymer.4. The cell culture container of claim 3 , wherein:the biocompatible polymer is any one of polysterene (PS), polymethyl methacrylate (PMMA), cyclic olefin copolymer (COC), polycarbonate (PC), polytetrafluoroethylene (PTFE), polydimethylsiloxane (PDMS), polyvinylchloride (PVC), polyurethanes (PU) and polyethylene terephthalate (PET).5. A method for fabricating a cell culture container claim 3 , including: sequentially stacking a first conductive layer and an adhesive layer on a substrate and stacking a lotus leaf on the adhesive layer;sequentially stacking a second conductive layer and a metal plating layer on the lotus leaf; andsequentially separating the substrate and the lotus leaf to form a mold with a protrusion having a lotus leaf surface reproduction structure formed on one surface of the metal plating layer.6. The method of claim 5 , further comprising:using the mold to form a cell culture ...

MOLDED RESIN PRODUCT FOR VEHICLE STRUCTURAL MEMBER OR AIRCRAFT STRUCTURAL MEMBER

A molded resin product for a vehicle structural member or an aircraft structural member according to the present invention is formed by injection-molding of thermoplastic resin feedstock containing reinforcement fibers by using a screw provided at a leading end portion thereof with a mixer protruding in a radial direction. In the injection-molded product, the reinforcement fiber content ratio is greater than or equal to 20% by weight and the weight-average fiber length of the reinforcement fibers in an evaluation target area having a certain size is greater than or equal to 1 mm and less than or equal to 3 mm. 1. A molded resin product for a vehicle structural member or an aircraft structural member , which is formed by injection-molding of thermoplastic resin feedstock containing reinforcement fibers by using a screw provided at a leading end portion thereof with a mixer which is provided with radially protruding fins and in which the number of fins increases toward a leading end side in the axial direction from a rear end side in the axial direction ,wherein thermoplastic resin in which reinforcement fibers each having a length of greater than or equal to 2 mm and less than or equal to 20 mm are contained at the reinforcement fiber content ratio of greater than or equal to 20% by weight is used as feedstock, and the weight-average fiber length of the reinforcement fibers therein is greater than or equal to 1 mm and less than or equal to 3 mm.2. (canceled)3. The molded resin product for a vehicle structural member or an aircraft structural member according to claim 1 , wherein the evaluation target area is an approximate square in a plan view and the length of one side thereof is greater than or equal to 20 mM.4. The molded resin product for a vehicle structural member or an aircraft structural member according claim 1 , wherein the thermoplastic resin injected from the screw is filled into a mold having a temperature adjusted to a temperature lower than or equal ...

Flexible Tubing Material and Method of Forming the Material

A flexible tubing material includes a radiation crosslinked blend of a first elastomeric polymer including a styrenic thermoplastic elastomer, an ethylene vinyl acetate elastomer, a polylefin elastomer with a second elastomeric polymer including a polyolefin elastomer, a diene elastomer, or combination thereof, with the proviso that the first elastomeric polymer and the second elastomeric polymer are different. In an embodiment, a method of making a material includes providing the first elastomeric polymer, providing the second elastomeric polymer, blending the first elastomeric polymer and the second elastomeric polymer, extruding or injection molding the blend, and crosslinking the blend with radiation. 1. A tubing material comprising an electron beam radiated crosslinked blend of:a first elastomeric polymer comprising a diene elastomer; anda second elastomeric polymer comprising a polyolefin elastomer, wherein the electron beam radiated crosslinked blend has a gel content of at least 75% by weight.2. The tubing material of claim 1 , wherein the diene elastomer includes polybutadiene claim 1 , polyisoprene claim 1 , and a terpolymer of ethylene claim 1 , propylene and a diene monomer.3. The tubing material of claim 1 , wherein the polyolefin elastomer includes a homopolymer claim 1 , a copolymer claim 1 , a terpolymer claim 1 , an alloy claim 1 , or a combination thereof formed from at least one monomer selected from the group consisting of ethylene claim 1 , propylene claim 1 , butene claim 1 , pentene claim 1 , methyl pentene claim 1 , hexene claim 1 , octene claim 1 , or combinations thereof.4. The tubing material of claim 1 , wherein the electron beam radiated crosslinked blend has a gel content of at least 90% by weight.5. The tubing material of claim 1 , wherein the first elastomeric polymer and the second elastomeric polymer are present in an amount ratio of: 100:60.6. The tubing material of claim 1 , wherein the first elastomeric polymer and the second ...

PROCESS FOR THE MANUFACTURE OF SINTERED PRODUCTS

Process for manufacturing sintered products, includes: 124-. (canceled)255. Process for the manufacture of sintered products () , comprising the steps of:{'b': 1', '2', '3', '4', '5', '3', '4', '4, 'mixing at least a sinterable powder material (), at least a liquid carrier () and at least a gelling agent () to form a mix () for the manufacture of a sintered product (), said gelling agent () having a gelling temperature below which said mix () is rigid and a sol temperature above which said mix () is fluid;'}{'b': 4', '6', '7', '2', '1, 'introducing said mix () into a forming mould () having filtering means () suitable for being crossed at least by said liquid carrier () and trapping at least said sinterable powder material ();'}{'b': '6', 'heating the forming mould () at a temperature higher than said gelling temperature;'}{'b': 6', '4', '2', '6', '7, 'applying a pressure in said forming mould (), heated, with said mix () which has at least a temperature higher than said gelling temperature and is fluid, said step of applying a pressure being suitable for allowing said liquid carrier () to come out at least partially from said forming mould () through said filtering means ();'}{'b': 4', '6', '8, 'lowering the temperature of said mix () in said forming mould () below said gelling temperature to obtain a rigid semi-finished product ();'}{'b': 8', '5, 'sintering said semi-finished product () to obtain said sintered product ().'}268. Process according to the claim 25 , wherein it comprises the step of drying said semi-finished product () before said sintering.278. Process according to claim 26 , wherein said drying step comprises leaving said semi-finished product () in the open air claim 26 , the drying occurring by natural evaporation.288. Process according to claim 26 , wherein said drying step comprises placing said semi-finished product () into a controlled evaporation system.2932. Process according to claim 25 , wherein said gelling agent () mixed with said liquid ...

INTEGRAL CENTRALISER

A method of providing at least one projection () on a tubular body () of the type required by the oil and gas industry for use in recovery of and transporting of crude oil or gas, namely oil-country-tubular goods (OCTG), said projection () having a predetermined form such as a blade, ribbing, or the like stand-off projection, by providing materials capable of being moulded, applying a mould to a tubular (OCTG) body, and moulding said materials using said mould onto said tubular body (). 1. A prefabricated tubular body for use downhole , comprising:integral centralizer formations, said formations being formed as projections molded directly onto the tubular body from moldable materials comprising a curable resin, ceramic particulate filler materials, and chopped carbon fiber.2. A prefabricated tubular body according to claim 1 , wherein the tubular body is formed by providing a resin-ceramic composite material of one of powders claim 1 , particles claim 1 , fibrils claim 1 , chopped fibers claim 1 , or beads claim 1 , including fillers or other molding auxiliaries claim 1 , and means for curing or setting the resin into a molded form on the tubular body.3. A prefabricated tubular body according to claim 2 , wherein said means for curing or setting the resin comprises a mold claim 2 , and the mold is utilized in a molded operation that comprises applying at least one appropriately contoured molding part of the mold to a tubular body claim 2 , loading the mold with resin-ceramic materials in predetermined amounts to form a desired composite claim 2 , by injecting the materials into the mold claim 2 , curing the materials in the mold claim 2 , and removing any mold part to leave a desired molded part formed on the tubular body.4. A prefabricated tubular body according to claim 1 , wherein after removal of the any mold part claim 1 , the tubular body is coated with resins claim 1 , paints claim 1 , or land surface finishing agents.5. A prefabricated tubular body according ...

METHOD FOR MANUFACTURING AN ARTICLE MADE OF COMPOSITE MATERIAL

A method for manufacturing an article made of a composite material including a polymer matrix reinforced by a fibrous structure, the method including: placing the fibrous structure on a substrate; forming a molding surface, covering the structure with a mating mold; and compacting the structure by moving the surface of the mating mold toward the surface of the substrate. The substrate includes a cylindrical portion and a wall positioned radially relative to the cylindrical portion, and the mating mold includes two portions that are mobile relative to one another and that are moved toward the axis of the cylindrical portion and towards the radial wall of the substrate, respectively. The method can be used for example for manufacturing a fan casing of a turbojet engine. 110-. (canceled)11. A method for manufacturing an article made of composite material formed with a polymer matrix reinforced by a fibrous structure , comprising:positioning the fibrous structure on a support forming a molding surface;covering with a counter mold and compacting the structure through bringing a surface of the counter mold closer to that of the support;then injecting the polymer matrix in the fibrous structure;wherein the support comprises a cylindrical part and a wall, radially oriented with respect to the cylindrical part, the counter mold comprises two parts configured to move one relative to the other in directions respectively one towards the axis of the cylindrical part and the other towards the radial wall of the support.12. A method according to claim 11 , wherein the counter mold comprises a main part having a shape complementary to that of the cylindrical part of the support and a corner with a first wall having a shape complementary to that of the radial wall interposed between the main part of the counter mold and the radial wall of the support claim 11 , the counter mold and the corner configured so that the corner moves perpendicularly in a direction towards the radial wall ...

PROCEDURE FOR THE OBTAINMENT OF NANOCOMPOSITE MATERIALS

The present invention relates to a procedure for the obtainment of a nanocomposite material through the technique of melt mixing comprising a polymeric matrix and a nanoreinforcement which has been previously dispersed in the same plastic or other matrix by means of electrospinning methods. 1. Procedure for the obtainment of a nanocomposite comprising a polymeric matrix and a nanoreinforcement , comprising the steps:(a) mixing of the nanoreinforcement with a polymeric matrix in liquid state,(b) electrospinning of the dispersion obtained in (a), and(c) melt mixing of the product obtained in step (b) with a polymeric matrix equal to or different from the one used in step (a).2. Procedure according to claim 1 , comprising a step (d) for the processing of the product obtained in step (c) selected from the list comprising: injection claim 1 , extrusion claim 1 , thermoforming claim 1 , blow moulding claim 1 , rotational moulding claim 1 , spinning claim 1 , casting claim 1 , calendering claim 1 , pultrusion and lamination.3. Procedure according to claim 2 , wherein the processing is selected from injection claim 2 , extrusion or blowing.4. Procedure according to claim 1 , wherein in addition in step (b) and/or (c) is added at least one additive which is selected from plasticizers claim 1 , emulsifiers claim 1 , anti-flocculents claim 1 , processing aids claim 1 , antistatics claim 1 , UV light absorbers claim 1 , antioxidants claim 1 , cross-linkers claim 1 , flame retardants claim 1 , antibacterial or any of their combinations.5. Procedure according to claim 1 , wherein the step (a) is carried out with a solvent which is selected from alcohol claim 1 , water or any of their combinations.6. Procedure according to claim 5 , wherein the alcohol is isopropanol.7. Procedure according to claim 1 , wherein the polymeric matrix is non-polar.8. Procedure according to claim 7 , comprising a compatibilization pretreatment prior to step (a) comprising the steps:(i) dissolution of ...

DEVICE FOR MANUFACTURING A CASING MADE OF A COMPOSITE MATERIAL AND MANUFACTURING METHOD USING SUCH A DEVICE

A device for manufacturing a fan casing of a turbomachine made of composite material, in which a mold includes a cylindrical body of lengthways axis and side flanges, and in which a counter-mold includes a cylindrical body and side counter-flanges. The counter-flanges are configured to be attached securely to the flanges, the body of the mold and the body of the counter-mold are concentric, the preform is configured to be positioned between the body of the mold and the body of the counter-mold, and the material of the body of the mold has an appreciably higher expansion coefficient than that of the body of the counter-mold. 115-. (canceled)16. A device for manufacturing parts made of composite material from a preform made of woven fibers , comprising:a rigid mold;a counter-mold delimiting a space configured to accommodate a preform made of woven fibers, the mold being made of a material with an expansion coefficient which is appreciably higher than that of the counter-mold;a device for injection under pressure of a resin into the space, the injection pressure being less than 4 Bar; anda device configured to produce a vacuum pressure in the space delimited by the mold and the counter-mold.17. A manufacturing device according to claim 16 , in which a difference between the expansion coefficients of the mold and the counter-mold is less than or equal to 23.10K.18. A manufacturing device according to claim 16 , in which the counter-mold is made of a composite material.19. A manufacturing device according to claim 16 , in which the mold is made of steel or an aluminium alloy.20. A manufacturing device according to claim 16 , for purpose of manufacturing parts with a rotational shape claim 16 , or a fan casing of a turbomachine.21. A manufacturing device according to claim 20 , in which the mold comprises a cylindrical body of lengthways axis and side flanges claim 20 , and in which the counter-mold comprises a cylindrical body and side counter-flanges claim 20 , the ...

High temperature polymer alloy containing stabilizers

The present disclosure is generally directed to a resin composition containing a mixture of high temperature polymers and at least one stabilizer. The stabilizer serves to prevent the polymers from adversely interfering with each other during melt processing. In one embodiment, the high temperature polymers present in the composition may comprise a mixture of an aromatic polyester polymer and a polyarylene sulfide polymer. The stabilizer comprises a phosphite stabilizer. The composition produces molded articles having better thermal stability and reduced mold deposits.

MULTILAYERED CONTAINER, DIE FOR MULTILAYERED CONTAINER, AND METHOD FOR PRODUCING MULTILAYERED CONTAINER

Provided is a multi-layer container excellent in delamination resistance and gas barrier property, which can be manufactured without employing any molding method involving a special apparatus, which increases a production cost, and a complicated step. Specifically, the multi-layer container includes a laminate structure of three or more layers having at least a gas barrier layer between an innermost layer and an outermost layer, in which the gas barrier layer in a site formed of the laminate structure has a portion having a thickness 0.01 to 0.9 times as large as the maximum thickness of the gas barrier layer. Further, provided are a mold suitable for manufacturing the multi-layer container, and a manufacturing method for a multi-layer container using the mold. 1. A multi-layer container , comprising a laminate structure of three or more layers having at least a gas barrier layer between an innermost layer and an outermost layer , whereinthe gas barrier layer in a site formed of the laminate structure has a portion having a thickness 0.01 to 0.9 times as large as a maximum thickness of the gas barrier layer.2. The multi-layer container according to claim 1 , wherein a mass of the site formed of the laminate structure equals 30 mass % or more of a mass of an entire multi-layer container.3. The multi-layer container according to claim 1 , wherein the laminate structure comprises a laminate structure of three layers or five layers.4. The multi-layer container according to claim 1 , wherein the gas barrier layer is formed of at least one component selected from the group consisting of a polyamide resin claim 1 , an ethylene-vinyl acetate copolymer resin claim 1 , a polyacrylonitrile resin claim 1 , a polyvinylidene chloride resin claim 1 , and a polyglycolic acid.5. The multi-layer container according to claim 4 , wherein the gas barrier layer is formed of at least one polyamide resin comprising a m-xylylene group-containing polyamide resin.6. The multi-layer container ...

Airway devices, tube securing devices, and methods of making and using the same

Airway devices and tube securing devices are disclosed. Methods of making and using airway devices and tube securing devices are also disclosed.

Materials from Post-Industrial Absorbent Product Waste

The present invention relates to plastic composites that have been manufactured from post-industrial absorbent waste material. The waste material is transformed into densified particles that comprises from about 0% to about 65% of an absorbent core material, about 20% to about 45% of thermoplastic polymer, about 0% to about 10% inorganic filler particles, about 0% to about 10% elastics, and about 0% to about 10% adhesives. Also provided is a method for manufacturing a plastic composite by extruding or injection molding densified particles that have been formed from the post-industrial absorbent waste material.

Non-Symmetric Multiple Layer Injection Molded Products and Methods

A mold for molding an injection molded article comprises a mold cavity with a non-symmetrical portion. At least one flow leader in the non-symmetrical portion of the cavity produces a symmetrical flow boundary in a multilayer flow downstream of the non-symmetrical portion of the mold cavity. The at least one flow leader may be a variable thickness flow leader or may alternatively be a plurality of flow leaders having a flow path length that differs from the flow path length of an adjacent flow leader by no more than about 15%. The multilayer flow comprising an inner layer, an outer layer, and an interior layer. Co-injection molding apparatus and methods that may use the foregoing mold are disclosed. Similarly, co-injection molded articles and containers that may result from the foregoing mold, apparatus, and methods are disclosed.

PROCESS FOR PRODUCING A MOULDING AND MOULDING

The invention provides a process for producing a moulding (), in particular a motor vehicle moulding, a visible side () of the moulding () having a cover part () which is back injection moulded with a plastics material (), and a film () being arranged between the cover part () and the back injection moulded plastics material (), wherein the process comprises the following steps: production of at least one recess () in the cover part (), application of the film () onto the cover part () so that the film () covers the at least one recess () in the cover part (), and back injection moulding of the film () with the plastics material (). 115-. (canceled)16. Process for producing a moulding , a visible side of the moulding having a cover part which is back injection moulded with a plastics material forming a carrier part , peripheral portions of the cover part covering peripheral portions of the carrier part , and a film being arranged between the cover part and the back injection moulded plastics material , characterised in that the process comprises the following steps:production of at least one recess in the cover part,application of the film onto the cover part so that the film covers the at least one recess in the cover part, andback injection moulding of the film with the plastics material.17. Process according to claim 16 , characterised in that the back injection moulding step is carried out in an injection mould and in that before reaching the injection mould claim 16 , the film is applied onto the inside of the cover part by laminating or coating claim 16 , in particular while increasing the temperature.18. Process according to claim 16 , characterised in that the cover part has at least one cover part island which is separated from the remaining region of the cover part by the at least one recess claim 16 , the cover part island being brought into contact with the film and being held in position by the film during the injection moulding step of the cover part. ...

Methods and systems for the preparation of molded plastic articles having a structural barrier layer

Disclosed herein are methods and systems for the preparation of a co-injection molded multilayer plastic article. Some methods include co-extruding a combined polymeric stream having an interior core stream encased by an inner stream and an outer stream. A volumetric ratio of the inner stream to outer stream is adjusted during injection of the combined stream into the a mold cavity to alter a streamline along which the interior core stream flows thereby forming cohesion member that structurally interlocks the interior layer with the inner layer, with the outer layer or with both. Some embodiments reduce or eliminate a need for addition of an adhesive in the composite stream to prevent delamination of layers of the resulting multilayer plastic article. In some embodiments, cohesion members may be employed to produce a desired cosmetic effect in a resulting article.

INJECTION-MOLDED MULTI-COMPONENT COMPOSITE SYSTEMS HAVING IMPROVED FIRE BEHAVIOUR

The present invention provides entirely or partially injection-moulded multi-component composite systems having improved fire behaviour and a process for their production. 111-. (canceled)12. An entirely or partially injection-moulded multi-component composite system having wall thickness a+b , containing at least one component A in a thickness a and at least one component B in a thickness b , whereincomponent A) is a back-moulded thermoplastic film or at least one layer of an injection-moulded thermoplastic, the thickness of the film or the thickness of one layer or, in the case of several layers, the total thickness of the layers made from component A being the thickness a, andcomponent B) is at least one layer of an injection-moulded thermoplastic, the thickness of one layer or, in the case of several layers, the total thickness of the layers made from component B being the thickness b,and wherein components A and B satisfy one of the following criteria:(1) component A achieves at least V2 in thickness a and only HB in thickness a+b, component B achieves V2 in thickness b and V0 or V1 in thickness a+b, and the ratio a:b is ≦2.5;(2) component A achieves only HB in thickness a and in thickness a+b, component B achieves V0 or V1 in thickness a+b, and the ratio a:b is ≦0.3; or(3) at least one of components A or B achieves only V2 in thickness a or b respectively and both components achieve V0 or V1 in thickness a+b.13. The multi-component composite system of claim 12 , wherein component A achieves at least V2 in thickness a and only HB in thickness a+b claim 12 , component B achieves V2 in thickness b and V0 or V1 in thickness a+b claim 12 , and the ratio a:b is ≦2.5.14. The multi-component composite system of claim 12 , wherein component A achieves only HB in thickness a and in thickness a+b claim 12 , component B achieves V0 or V1 in thickness a+b claim 12 , and the ratio a:b is ≦0.3.15. The multi-component composite system of claim 12 , wherein at least one of ...

CONNECTOR ENABLING INCREASED DENSITY OF CONTACTS

A plurality of contacts are arranged in a first direction along a side wall of a housing. The housing has a plurality of ribs projecting in a second direction from the side wall and interposed between the contacts, respectively. Each rib has a tapered portion adjacent to the side wall. 1. A method for forming a connector , the method comprising steps of:providing a molding die having an inside region, at least one side wall, at least one peripheral channel disposed in the inside region, an injection gate disposed in the at least one side wall and leading from an exterior of the mold into the at least one peripheral channel, the at least one peripheral channel comprising a main channel, rib-forming regions, and connecting regions connecting, respectively, the main channel with the rib-forming regions;injecting a molten resin material through the injection gate into the at least one peripheral channel such that the molten resin material flows through the main channel into the connecting regions and through the connecting regions into the rib-forming regions, the molten resin material flowing through the main channel in a first flow direction away from the injection gate; andcuring the molten resin material in the mold to form a connector;wherein each rib-forming region of the rib-forming regions comprises a substantially rectangular parallelpiped-shaped cavity;wherein each connecting region of the connecting regions tapers to a respective rib-forming region of the rib-forming regions, the tapering beginning at the main channel and ending at a beginning of the respective rib-forming region;wherein the connecting regions include first connecting regions disposed near the injection gate; andwherein the first connecting regions taper in the first flow direction.2. The method according to claim 1 , wherein the connecting regions include second connecting regions;wherein each second connecting region of the second connecting regions tapers in the first flow direction and ...

COMPOSITE SUBSTRATE CARRIER

A composite wafer carrier according to an embodiment of the present invention comprises an operative portion formed of a first thermoplastic material and a support portion formed of a second different thermoplastic material. One of the operative portion and support portion is overmolded onto the other to form a gapless hermitic interface that securely bonds the portions together. The operative portion may be a transparent window, a portion of a latching mechanism or a wafer contact portion. Preferred embodiments of the invention include wafer carriers with said features, process carriers with said features and a process for manufacturing wafer carriers with said features. 1. A process for manufacturing a wafer carrier comprising the steps of:injection molding a transparent window portion of a first plastic material in a first mold;placing the molded transparent window portion in a second mold; andovermolding a wafer enclosure portion to the transparent window portion using a second plastic material in the second mold, wherein the wafer enclosure portion defines an enclosure for enclosing a plurality of wafers, wherein the second plastic material is different from the first plastic material, and wherein the second plastic material bonds with the first plastic material without mechanical fasteners between the wafer enclosure portion and the transparent window portion.2. A method for forming a composite wafer carrier , the method comprising the steps of:forming a transparent window portion in a first mold, the window comprised of a first material;placing the transparent window in a second mold;injecting a second material into the second mold to form a wafer carrier.3. The method of claim 2 , whereby the window is located within the wafer carrier in a position for allowing a plurality of wafers contained within the wafer carrier to be viewed through the window in a direction generally transversely to an axial alignment of the plurality of wafers.4. The method of claim 2 ...

In-mould labelled container

The present invention concerns a container, preferably a capsule for use in a food preparation machine, comprising: (i) a structure with a lower side, at least one substantially vertical pillar extending from the lower side, said pillar being linked to a circular upper frame, said circular upper frame having a substantially L-shaped cross-section with a first circular portion disposed vertically to which the pillar is linked, said vertical portion being linked at its upper side to a second horizontal circular portion forming a peripheral edge, said first vertical portion having a height a and a thickness x, said second horizontal portion having a width b and a thickness y, (ii) a label attached to the lower side, pillar and outer surface of the upper circular frame's vertical portion, thus forming an envelope that defines capsule side walls. According to the invention, x is superior to y, and xa is superior to yb.

Trim panel

The invention relates to a trim panel for the body of a motor vehicle. The trim panel includes a basic body formed of a thermosetting plastic.

CASING STRUCTURES FOR ELECTRONIC DEVICES

An aspect provides a method, including: fixing a laminated panel, which has been cut into a predetermined shape, to a mold, said laminated panel having an expanded layer disposed between layers made of a conductive resin; injection of molding non-conducting resin into the mold in which the laminated panel has been fixed; wherein a non-conductive region and a conductive region are joined to form a bottom surface of a display casing, said display casing having an inner and outer surface; and wherein an antenna mounting space is formed in the non-conductive region. Other aspects are described and claimed. 1. A method , comprising:fixing a laminated panel, which has been cut into a predetermined shape, to a mold, said laminated panel having an expanded layer disposed between layers made of a conductive resin;injection of molding non-conducting resin into the mold in which the laminated panel has been fixed;wherein a non-conductive region and a conductive region are joined to form a bottom surface of a display casing, said display casing having an inner and outer surface; andwherein an antenna mounting space is formed in the non-conductive region.2. The method according to claim 1 , wherein the conductive resin comprises a carbon fiber reinforced plastic.3. The method according to claim 1 , wherein the non-conductive resin comprises a glass fiber reinforced plastic.4. The method according to claim 1 , wherein the conductive and non-conductive regions are butt jointed to form the bottom surface area.5. The method according to claim 1 , wherein the conductive and non-conductive regions are lap jointed to form the bottom surface area.6. The method according to claim 1 , wherein the non-conductive resin partially comes into the expanded layer causing them to become firmly joined to each other.7. The method according to claim 1 , wherein the thickness of the antenna mounting space is made to be smaller than the thickness of the joint portions and the conductive resin region.8 ...

MULTI-SHOT MOLDING METHOD WITH PRESSURE ACTIVATED EXPANSION LOCKS

A co-molding process includes molding a body between a “common cavity” and “first shot core” die halves, co-molding a soft plastic onto the first component to form a final part using the “common cavity” die half and a “second shot core” die half. The “second shot core” die half includes shallow formations forming expansion locks along an elongated edge of the final part on a non-show concave surface, the locks having a shallow depth and extending in a direction non-parallel a die pull direction such that the locks affirmatively prevent shifting of first component during the co-molding process. Also, the locks can be made to cause the final part to remain with the “second shot core” die half when dies are opened during a final step of the co-molding process. 1. A co-molding process comprising steps of:molding a hard plastic first component between a “common cavity” die half and a “first shot core” die half;then co-molding a soft plastic onto the first component to form a final part having an elongated C-shaped cross section using the “common cavity” die half and a “second shot core” die half, where the “second shot core” die half includes shallow formations along an elongated edge of the final part on a non-show concave surface of the part, the formations having a shallow depth extending in a direction non-parallel a die pull direction such that protruding locks form in the formations during the co-molding step preventing the first component from shifting during the co-molding second step.2. The process defined in claim 1 , wherein the locks are sufficiently shallow to allow the “second shot core” die half to release the final part without surface defects and part distortions on the final part.3. The co-molding process defined in claim 1 , wherein the “common cavity” die half and the “second shot core” die half do not include a movable die slide or cam or pull.4. The co-molding process defined in claim 2 , wherein the “common cavity” die half and the “second shot ...

METHOD AND MOLD FOR MANUFACTURING A TANK HAVING A SLIDE DRUM AND FOLLOWER PISTON

A method of manufacturing a fluid reservoir () for associating with a dispenser member (), such as a pump, so as to constitute a fluid dispenser, the reservoir () including an inside surface () that is circularly cylindrical and that defines a slide cylinder in which a follower piston () slides in leaktight manner, the reservoir () including an outside surface () of any shape that is spaced apart from the inside surface by a wall thickness (Emin) that varies, the method comprising molding the reservoir () in a mold with a melt of plastics material, the method being characterized in that the inside surface () is formed by a non-circularly-cylindrical molding pin, so as to take account of phenomena of material shrinkage after cooling, so as to obtain an inside surface () that is circularly cylindrical. 11411221131311212. A method of manufacturing a fluid reservoir () for associating with a dispenser member () , such as a pump , so as to constitute a fluid dispenser , the reservoir () including an inside surface () that is circularly cylindrical and that defines a slide cylinder in which a follower piston () slides in leaktight manner , the reservoir () including an outside surface ( , ′) of any shape that is spaced apart from the inside surface by a wall thickness (E , Emax , Emin) that varies , the method comprising molding the reservoir () in a mold with a melt of plastics material , the method being characterized in that the inside surface () is formed by a non-circularly-cylindrical molding pin (B; B′) having a shape that is suitable for taking account of phenomena of material shrinkage after cooling , so as to obtain an inside surface () that is circularly cylindrical.2. A manufacturing method according to claim 1 , wherein in cross-section claim 1 , the molding pin (B; B′) defines transverse dimensions (D claim 1 , Dmax claim 1 , Dmin) that decrease with increasing wall thickness (E) of the reservoir.3. A manufacturing method according to claim 2 , wherein the ...

Motor vehicle control interface and corresponding method of manufacture

The present invention relates to a motor vehicle control interface comprising a touch-sensitive tile ( 2 ) having a front face ( 3 ); a housing ( 4 ) housing said touch-sensitive tile ( 2 ), said housing ( 4 ) having an opening delimited by an edge ( 5 ) via which a user can access the front face ( 3 ) of the touch-sensitive tile ( 2 ); and a levelling trim ( 6 ), peripheral to the touch-sensitive tile ( 2 ) and interposed between an edge face ( 7 ) of the touch-sensitive tile ( 2 ) and the edge ( 5 ) of the housing ( 4 ), characterized in that said interface further comprises a seal ( 9 ) inserted between a rear face ( 10 ) of the touch-sensitive tile ( 2 ) and a retaining projection ( 11 ) of the housing ( 4 ), said seal ( 9 ) bordering the levelling trim ( 6 ) between the rear face ( 10 ) of the touch-sensitive tile ( 2 ) and the retaining projection ( 11 ). The present invention also relates to a method of manufacturing such a control interface ( 1 ).

Low Temperature Injection Molding of Polyarylene Sulfide Compositions

A method for injection molding a thermoplastic composition that contains a polyarylene sulfide and an aromatic amide oligomer is provided. Due to the improved crystallization properties imparted by the oligomer, the present inventors have discovered that the thermoplastic composition can be molded at lower temperatures to still achieve the same degree of crystallization. In addition to minimizing the energy requirements for the molding operation, such low mold temperatures may be accomplished using heating mediums that are less corrosive and expensive than some conventional techniques. 1. A method for injection molding a thermoplastic composition , the method comprising:injecting a thermoplastic composition into a mold cavity, wherein the thermoplastic composition comprises a polyarylene sulfide and aromatic amide oligomer;cooling the thermoplastic composition within the mold cavity at a mold temperature of from about 50° C. to about 120° C.; andejecting the molded part from the mold cavity.2. The method of claim 1 , wherein the mold temperature is from about 70° C. to about 90° C.3. The method of claim 1 , wherein water is used as a cooling medium.4. The method of claim 1 , wherein the aromatic amide oligomer has a molecular weight of about 3 claim 1 ,000 grams per mole or less.6. The method of claim 5 , wherein ring B is phenyl.7. The method of claim 5 , wherein ring B is naphthyl.9. The method of claim 8 , wherein m claim 8 , n claim 8 , and p are 0.10. The method of claim 8 , wherein Rand Rare phenyl substituted with —C(O)HN— or —NHC(O)—.12. The method of claim 11 , wherein m is 0.14. The method of claim 1 , wherein the oligomer is N1 claim 1 ,N4-diphenylterephthalamide.15. The method of claim 1 , wherein aromatic amide oligomers constitute from about 0.1 wt. % to about 8 wt. % of the composition.16. The method of claim 1 , wherein the composition further comprises boron nitride claim 1 , an impact modifier claim 1 , mineral filler claim 1 , fibrous filler claim ...

METHOD FOR MANUFACTURING FIBER-REINFORCED POLYMERIC CASING

This invention discloses a method for manufacturing a fiber-reinforced polymeric casing. According to this invention, the method includes the steps of shaping and stacking up a plurality of layers of fiber-reinforced polymeric mats to build a multi-layer structure, disposing an intermedium film on a surface of the multi-layer structure, and performing an one-step molding process to form a structural part including a polymer on the intermedium film and the multi-layer structure. 1. A method for manufacturing a fiber-reinforced polymeric casing , the method comprising the following steps of:(a) shaping and stacking up a plurality of layers of fiber-reinforced polymeric mats to build a multi-layer structure;(b) disposing an intermedium film on a surface of the multi-layer structure; and(c) performing an one-step molding process to form a structural part including a polymer on the intermedium film and the multi-layer structure.2. The method according to claim 1 , wherein the step (a) further comprises the following step of:immersing the layers of the fiber-reinforced polymeric mats in resin.3. The method according to claim 1 , wherein the step (c) is performed via an injection molding process.4. The method according to claim 3 , wherein the intermedium film has a plurality of through holes claim 3 , a part of the polymer and the intermedium film are joined together via the through holes in the injection molding process.5. The method according to claim 3 , wherein the intermedium film has a plurality of through holes claim 3 , a part of the polymer and the multi-layer structure are joined together via the through holes in the injection molding process.6. The method according to claim 1 , wherein the polymer is a plastic material.7. The method according to claim 1 , wherein the intermedium film is made of a metal material or a plastic material. This application is a division of U.S. patent application Ser. No. 12/618,789, filed Nov. 16, 2009, which is hereby incorporated ...

INJECTION-MOLDED HOLLOW PRODUCT

A hollow injection-molded product has a sidewall that is formed in a mold cavity by injecting molding material. An interior surface of the sidewall includes at least one ridge that is shaped by a flow channel in the mold cavity. The flow channel directs the flow of the injected molding material in the mold cavity. The cross-sectional dimension of the ridge normal to the direction of flow of the molding material that is injected in the flow channel generally decreases in the direction of flow. A label is inserted into the mold cavity prior to injection of the molding material so that the label is on the exterior surface of the sidewall of the hollow product. 1. A hollow injection-molded product , comprising:a sidewall formed in a mold cavity by injected molding material;wherein an interior surface of the sidewall includes at least one ridge shaped by a flow channel in the mold cavity that directs the flow of the injected molding material in the mold cavity; andwherein the cross-sectional dimension of the ridge normal to the direction of flow of the molding material that is injected in the flow channel generally decreases in the direction of flow.2. A product according to claim 1 , further comprising a label on the exterior surface of the sidewall;wherein the label was inserted into the mold cavity prior to injection of the molding material.3. A product according to claim 1 , wherein the cross-sectional dimension of the ridge normal to the direction of flow of the molding material that is injected in the flow channel gradually decreases in the direction of flow.4. A product according to claim 1 , wherein the cross-sectional dimension is height.5. A product according to claim 1 , wherein the cross-sectional dimension is area.6. A process of making a hollow product claim 1 , comprising the steps of:(a) providing a mold cavity that shapes a hollow product having a sidewall, wherein an interior surface of the sidewall includes at least one ridge shaped by a flow channel ...

Nanoparticle Processing Aide For Extrusion And Injection Molding

Processing aides for extrusion and/or injection molding are described. In particular, nanoparticle processing aides, including surface-modified nanoparticle processing aides are described. Methods of using such nanoparticle processing aides in extrusion and injection molding processes are also described. 1. A method of processing a mixture in an extruder or injection molder , the method comprising melting a solid thermoplastic resin to form a molten resin , melt-mixing the molten resin and surface-modified nanoparticles to form the mixture , and extruding or injection molding the mixture , wherein the mixture comprises 0.5 to 10 wt. % , inclusive , of the surface-modified nanoparticles.2. The method of claim 1 , further comprising pre-mixing the solid thermoplastic resin and the surface modified nanoparticles prior to melting the solid thermoplastic resin.3. The method of claim 1 , wherein melting the solid thermoplastic resin and melt-mixing the molten resin and the surface modified nanoparticles occur within the extruder or injection molder.4. The method according of claim 1 , wherein at least one solid thermoplastic resin comprises a polyester resin.5. The method of claim 4 , wherein the polyester is a polyalkylene terephthalate.6. The method of claim 5 , wherein the polyalkylene terephthalate is selected from the group consisting of polyethylene terephthalate claim 5 , polybutylene terephthalate claim 5 , and polycyclohexylenedimethylene terephthalate.7. The method of claim 1 , wherein at least one solid thermoplastic resin comprises a polyamide.8. The method of claim 7 , wherein the polyamide is selected from the group consisting of polyamide 6 claim 7 , polyamide 66 claim 7 , and polyamide 6/69 copolymer claim 7 ,9. The method of claim 1 , wherein at least one solid thermoplastic resin comprises a polyalkylene.10. The method of claim 9 , wherein the polyalkylene comprises polypropylene.11. The method of claim 1 , wherein at least one solid thermoplastic resin ...

METHOD FOR MANUFACTURING A PART MADE OF STRESS-RESISTANT COMPOSITE MATERIAL

A method for manufacturing a stress-resistant part made of a composite material, wherein the composite material is forced to flow in a channel belonging to a mold and delimited by a selectively heated wall, the fibers of the composite material assuming a statistically preferential orientation by means of the flow. 1. A method for manufacturing a stress-resistant part made of a composite material comprising at least a resin and reinforcing fibers laid in resin , the method comprising at least a molding operation selected from the group consisting of by compression , by transfer compression , and by injection , wherein the composite material is forced to flow in a channel belonging to a mold and delimited by at least one wall liable to be heated , and wherein the fibers assume an at least statistically preferential orientation by means of the flow of the composite material , wherein the resin is a thermosetting resin , in that the flow of the composite material in the channel and the heating of the wall of the channel are at least partially concomitant , and in that the temperature of the channel and the flow velocity of the composite material in the channel are determined with respect to each other so that the composite material flowing in the channel forms a fluid line , the mean cross-section of which decreases during the flow of the material in said channel due to the polymerization of the resin.2. A method of producing a part in a composite material comprising at least a resin and reinforcing fibers laid in resin , the part comprising at least a stress-resistant area delimited by an outer surface and having an extended shape in a first direction , wherein the resin is thermosetting and in that the reinforcing fibers , in said stress-resistant area , are mainly oriented along a same direction.3. The method according to claim 2 , wherein said same direction of fibers is claim 2 , at least on the largest portion of the length of the fibers claim 2 , intermediary ...

Methods, devices, and systems for injection molding contact lenses

Methods, devices, and systems for manufacturing ophthalmic lenses using direct injection molding are described. The present methods, devices, and systems include a mold block having a first mold insert and a second mold insert defining a lens-shaped cavity between them. A raised non-uniform region that projects into the lens-shaped cavity is incorporated in a peripheral zone of the molding surface of at least one of the mold inserts. When an ophthalmic lens is formed using the described mold block, at least one depression is produced in the lens. A gate placed at the non-uniform region allows the depression to hide any gate witness that may form when the mold is closed or separated.

USE OF POLYAMIDE FOR THE PREPARATION OF INJECTION-MOLDED ARTICLES AND RESULTING ARTICLES

The use of thermoplastic polymers for the preparation of injection-molded articles and the resulting articles are described. Also described, is the use of a lubricated polyamide, obtained by means of the addition of at least one lubricant during the polyamide polymerization method, for the preparation of injection-molded articles. 1. A method of preparing an article , the method comprising injection molding the article using a lubricated polyamide wherein:the polyamide is a polyamide of 6 or 66 type and exhibits a viscosity index, measured according to the standard ISO307, of from 95 ml/g to 125 ml/g;the polyamide is manufactured by a polymerization process comprising a phase of distillation under pressure, a decompression phase, a finishing phase and a granulation phase; and when a chain-limiting agent is introduced during the process for the polymerization of the polyamide, said chain-limiting agent is introduced before the end of the finishing stage,', 'when no chain-limiting agent is introduced during the process for the polymerization of the polyamide, the lubricant is introduced before the end of the finishing stage, and', 'the lubricant is introduced after the phase of distillation under pressure., 'a lubricant, and optionally a chain-limiting agent, is introduced during the process for the polymerization of the polyamide, in the following way2. The method as described in claim 1 , wherein the lubricant and the optional chain-limiting agent are introduced before the end of the finishing stage.3. The method as defined in claim 1 , wherein the polyamide exhibits a viscosity index claim 1 , measured according to the standard ISO307 claim 1 , of from 105 ml/g to 125 ml/g.4. The method as defined in claim 1 , wherein the lubricant is a paraffin claim 1 , the mean number of carbon atoms of which is from 8 to 100.5. The method as defined in claim 1 , wherein the lubricant is selected from the group consisting of a fatty acid claim 1 , a fatty acid metal salt claim 1 ...

Molded Game Ball and Process of Making the Same

A molded game ball and process for making the same. The game ball comprises a molded outer cover having a mold line that mimics the seam of a conventional game ball and a raised stitch pattern presented along said mold line. The game ball is made by forming an outer cover in a mold that has a pattern that is positioned to mimic the inverse of the pattern of a seam of a conventional game ball. Material is then injected into an interior volume enclosed by the outer cover to form an inner core that permanently bonds with the outer cover. The outer cover of the game ball has a stitch pattern that mimics the stitching and seam of a conventional stitched game ball. 1. A process for making a softball or baseball , comprising:forming an outer cover in a mold comprising a pattern that is positioned to mimic the inverse of the pattern of a seam of a conventional softball or baseball, wherein said outer cover at least partially encloses an interior volume; andinjecting material into said interior volume, wherein said material forms an inner core that permanently bonds with said outer cover.2. The process of claim 1 , wherein said inner core chemically bonds with said outer cover.3. The process of claim 1 , wherein said outer cover is formed by rotational molding.4. The process of claim 1 , wherein said outer cover is formed as a hollow sphere having a stitch pattern that is positioned to mimic the pattern of a seam of a conventional softball or baseball.5. The process of claim 1 , wherein said outer cover comprises polyurethane.6. The process of claim 1 , wherein said outer cover has a thickness of between approximately 1.4 to 1.6 millimeters.7. The process of claim 1 , wherein said mold comprises an inner mold comprising mating first and second halves each having a configuration of a figure eight shaped like the cover panel of a conventional softball or baseball and each having an inner surface with a peripheral edge claim 1 , and wherein said pattern is formed in said inner ...

SYNTHETIC ACRYLIC MARBLE HAVING PEARL-CONTAINING PATTERNS AND METHOD OF PRODUCING THE SAME

Synthetic acrylic marble including a pearl-containing pattern which is produced by kneading two or more compounds with different colors, and adding a pearl pigment thereto and thus exhibits natural pearl pattern effects, thus obtaining appearance having a natural and luxurious pearl pattern as compared to conventional synthetic marbles. 1. A synthetic acrylic marble having a pearl-containing pattern comprising:two or more compounds containing: a liquid material consisting of 50 to 700 parts by weight of an inorganic filler, 0.2 to 5 parts by weight of a cross-linking agent, and 0.2 to 3 parts by weight of a crosslinking accelerator, based on 100 parts by weight of an acrylic resin syrup; an inorganic filler; and a chip; and0.1 to 100 parts by weight of a pearl pigment, based on 100 parts by weight of the liquid material.2. The synthetic acrylic marble according to claim 1 , wherein the liquid material has a viscosity of 5 claim 1 ,000 to 100 claim 1 ,000 Ps.3. The synthetic acrylic marble according to claim 1 , wherein the pearl pigment forming the pearl pattern has a particle size of 0.1 to 100 microns.4. The synthetic acrylic marble according to claim 1 , wherein the acrylic resin syrup comprises 10 to 50% by weight of an acrylic resin and 50 to 90% by weight of an acrylic monomer.5. The synthetic acrylic marble according to claim 4 , wherein the acrylic monomer is selected from the group consisting of methyl methacrylate claim 4 , ethyl methacrylate claim 4 , butyl methacrylate claim 4 , 2-ethyl hexyl methacrylate claim 4 , benzyl methacrylate claim 4 , glycidyl methacrylate and mixtures thereof claim 4 , and the acrylic resin is at least one polymer of the acrylic monomer.6. The synthetic acrylic marble according to claim 1 , wherein the inorganic filler is selected from the group consisting of aluminum hydroxide claim 1 , magnesium hydroxide claim 1 , calcium aluminate claim 1 , calcium carbonate claim 1 , a silica powder claim 1 , alumina and combinations ...

Injection Molded Article Comprising Polypropylene and Polylactic Acid

A film comprising a polylactic acid and polypropylene blend having a haze of from about 10% to about 95% and a gloss 45° of from about 50 to about 125. A method of producing an oriented film comprising blending polypropylene and polylactic acid to form a polymeric blend, forming the polymeric blend into a film, and orienting the film. A method of producing an injection molded article comprising blending polypropylene and polylactic acid to form a polymeric blend, injecting the polymeric blend into a mold, and forming the article.

Foldable bath tub

A foldable bath tub includes a bottom board ( 100 ), a panel ( 200 ) and a foldable circular basin wall ( 300 ) connected between the bottom board ( 100 ) and the panel ( 200 ). The bottom board ( 100 ) and the panel ( 200 ) are both formed by one-shot injection molding and the circular basin wall ( 300 ) is formed by two-shot injection molding.

Peba-based composition and use thereof for the manufacture of a transparent article having high-velocity impact resistance

A copolymer containing polyether (PE) block(s) and polyamide (PE) block(s) issued for the manufacture of a transparent article having high-velocity impact resistance, and impact strength. In said copolymer: PA blocks comprise more than 50 mol % of an equimolar combination of at least one cycloaliphatic diamine and of at least one aliphatic dicarboxylic acid having from 12 to 36 carbon atoms, represent 20 to 90% by weight, out of the total weight of the copolymer, have a number-average molecular weight of 1000 to 10 000 g/mol, and the PE blocks represent 10 to 80% by weight, out of the total weight of the copolymer, and have a number-average molecular weight of 200-1000 g/mol.

UNIT FOR APPLICATION OF A COSMETIC PRODUCT

The invention relates to an application unit for a cosmetic product for an applicator comprising a region for receiving the application unit, the said application unit comprising: 116-. (canceled)17. An application unit for a cosmetic product for an applicator comprising a region for receiving the application unit , the application unit comprising:a support comprising a first portion configured to be removably fixed to the receiving region of the applicator and a second portion comprising at least one reception compartment for receiving the cosmetic composition, anda cosmetic product for application to human keratinous substances, the composition of the product being different from that of the material of the support,wherein the cosmetic product is injection-molded onto the support prior to use of the application unit with the applicator.18. The application unit of claim 17 , wherein the melting point of the cosmetic product is greater than 30° C. and lower than the melting point of the material forming the support claim 17 , the melting point of the material forming the support being greater than 100° C.19. The application unit of claim 17 , wherein the second portion of the support comprises at least two reception compartments separated from one another by ribs.20. The application unit of claim 19 , wherein the ribs extend substantially transversely to the support.21. The application unit of claim 17 , wherein the second portion of the support comprises a plurality of reception compartments and a groove connects the plurality of reception compartments.22. The application unit of claim 21 , wherein the groove is situated on the external face of the support or on the internal face of the support.23. The application unit of claim 21 , wherein the number of compartments is odd.24. The application unit of claim 17 , further comprising at least two cosmetic products.25. The application unit of claim 24 , wherein the second portion of the support comprises at least two ...

METHODS OF RTM MOLDING

A method of RTM molding includes placing a reinforcing fiber substrate in a mold, placing resin distribution media exhibiting a resin flow resistance lower than a resin flow resistance of said reinforcing fiber substrate on both surfaces of said reinforcing fiber substrate, and after pressure in said mold is reduced by evacuation, injecting a resin into said mold through said resin distribution media to impregnate said reinforcing fiber substrate with said resin injected, wherein resin flow resistance of a first resin distribution medium placed on a first surface of said reinforcing fiber substrate is lower than resin flow resistance of a second resin distribution medium placed on a second surface of said reinforcing fiber substrate, and said evacuation is carried out through said second resin distribution medium while said resin is injected into said first resin distribution medium to impregnate said reinforcing fiber substrate with said resin injected. 1. A method of RTM molding comprising:placing a reinforcing fiber substrate in a mold,placing resin distribution media each exhibiting a resin flow resistance lower than a resin flow resistance of said reinforcing fiber substrate on both surfaces of said reinforcing fiber substrate, andafter pressure in said mold is reduced by evacuation, injecting a resin into said mold through said resin distribution media to impregnate said reinforcing fiber substrate with said resin injected,wherein a resin flow resistance of a first resin distribution medium placed on a first surface of said reinforcing fiber substrate is lower than a resin flow resistance of a second resin distribution medium placed on a second surface of said reinforcing fiber substrate, and said evacuation is carried out through said second resin distribution medium while said resin is injected into said first resin distribution medium to impregnate said reinforcing fiber substrate with said resin injected.2. The method according to claim 1 , wherein said ...

Thermoformed Article

A thermoformed article having two or more parts () is provided. A first part is formed from a first thermoplastic material and a second part () is formed from a second thermoplastic material. The first and second materials are mutually incompatible. One of the parts () has one or more projections () and the other part () has one or more corresponding cavities () into which the projections are formed. In which the mouth of the or each cavity is narrower than at least part of the or each projection such that the shape of the or each projection allows withdrawal from but resists reinsertion into the or each cavity. 119-. (canceled)20. A thermoformed article having two or more parts , a first part being formed from a first thermoplastic material and a second part being formed from a second thermoplastic material , the first and second materials being mutually incompatible , wherein the first part comprises an orifice and the second part comprises a panel formed to cover the orifice , such that in use , the panel can be removed to reveal the orifice and cannot be replaced.21. The thermoformed article of claim 20 , wherein the second part forms a tamper-evident member.22. The thermoformed article of claim 20 , wherein the second part comprises a pull tab.23. The thermoformed article of claim 20 , wherein the second part comprises a projection that extends into the orifice in the first part.24. The thermoformed article of claim 23 , wherein the projection is a frustoconical projection.25. The thermoformed article of claim 24 , wherein the orifice has a tapered shape to receive the frustoconical projection.26. The thermoformed article of claim 20 , wherein one of the first and second thermoplastic materials comprises a styrenic block copolymer-based thermoplastic elastomer.27. The thermoformed article of claim 20 , wherein one of the first and second thermoplastic materials comprises a thermoplastic elastomer.28. The thermoformed article of claim 27 , wherein the ...

PROCESS FOR PRODUCING MOLDINGS

The invention relates to a process for producing moldings made of a fiber-reinforced polymer, comprising the following steps: 1. A process for producing a semifinished product for producing moldings made of a fiber-reinforced polymer , comprising the following steps:(i) inserting a fiber structure into a mold and injecting a polymer precursor compound around the fiber structure or saturating a fiber structure with a polymer precursor compound, where the viscosity of the polymer precursor compound is at most 2000 mPas,(ii) freezing the polymer precursor compound or partially polymerizing the polymer precursor compound to obtain the semifinished product.2. A process for producing moldings made of a fiber-reinforced polymer , comprising the following steps:(a) inserting a fiber structure into a mold and injecting a polymer precursor compound around the fiber structure or saturating a fiber structure with a polymer precursor compound and inserting the saturated fiber structure into a mold, where the viscosity of the polymer precursor compound is at most 2000 mPas, or inserting a semifinished product into a mold,(b) polymerizing the polymer precursor compound to give the polymer, to produce the molding,(c) removing the molding from the mold as soon as the polymerization process has proceeded at least to the extent that the molding is in essence dimensionally stable.3. The process according to claim 1 , wherein the fiber structure is a woven claim 1 , a knit claim 1 , a laid scrim claim 1 , or a unidirectional or bidirectional fiber structure made of continuous fibers claim 1 , or comprises unordered fibers.4. The process according to claim 1 , wherein fibers used for the fiber structure comprise carbon fibers claim 1 , glass fibers claim 1 , aramid fibers claim 1 , metal fibers claim 1 , polymer fibers claim 1 , potassium titanate fibers claim 1 , boron fibers claim 1 , basalt fibers claim 1 , or mineral fibers.5. The process according to claim 1 , wherein the fiber ...

Method for Operating a High Productivity Injection Molding Machine

A high productivity injection molding method and machine that includes a mold having a first mold part and a second mold part, at least one of the first mold parts and the second mold parts being formed from a material having an average thermal conductivity of 51.9 W/m-° C. or greater, the high productivity injection molding machine having a useful life of more than 1 million injection molding cycles. 1. A method for operating a high productivity injection molding machine , the method comprising:providing an injection molding machine having a mold including a first mold side and a second mold side, at least one of the first mold side and the second mold side having an average thermal conductivity of more than 51.9 W/m-° C. (30 BTU/HR FT ° F.), and a mold cavity that is formed between the first mold side and the second mold side; advancing molten thermoplastic material into the mold cavity;', 'substantially filling the mold cavity with thermoplastic material;', 'cooling the thermoplastic material;', 'separating the first mold side and the second mold side to expose the cooled thermoplastic material;', 'removing the cooled thermoplastic material; and', 'closing the first mold side and the second mold side;, 'operating the injection molding machine through at least one injection molding cycle, the injection molding cycle including,'}wherein the providing includes providing the injection molding machine wherein at least one of the first mold side and the second mold side has a useful life of between 1.25 and 10 million injection molding cycles, wherein each of these injection molding cycles includes the substantially filling, the cooling, the separating, the removing, and the closing.2. The method of claim 1 , wherein the providing includes providing the injection molding machine wherein each of the first and second mold sides has an average thermal conductivity of 51.9 W/m-° C. (30 BTU/HR FT ° F.).3. The method of claim 1 , wherein:the providing includes providing the ...

ARTIFICIAL FEATHER FOR SHUTTLECOCK, SHUTTLECOCK, AND METHOD OF MANUFACTURING ARTIFICIAL FEATHER FOR SHUTTLECOCK

An artificial feather for a shuttlecock including a vane portion in a thin film form, corresponding to a vane, and a rachis portion in a bar form extending integrally and continuously from an upper tip end to a lower distal end, corresponding to a rachis, to imitate a natural feather, the vane portion being made of thermoplastic resin having interconnecting bubbles therein, and having low specific gravity and low elasticity relative to the rachis portion, the rachis portion being made of thermoplastic resin being fixed to the vane portion at a vane support portion, having the vane support portion set as an area that is fixed to the vane portion along the tip end to a bottom end of the vane portion, and having a calamus portion set as an area that protrudes to a lower side of the vane portion and spans from a bottom end of the vane support portion to the distal end, to correspond to a calamus of the natural feather. 111-. (canceled)12. An artificial feather for a shuttlecock comprising:a vane portion in a thin film form, corresponding to a vane, and a rachis portion in a bar form extending integrally and continuously from an upper tip end to a lower distal end, corresponding to a rachis, to imitate a natural feather,the vane portion being made of thermoplastic resin having interconnecting bubbles therein, and having low specific gravity and low elasticity relative to the rachis portion,the rachis portion being made of thermoplastic resin being fixed to the vane portion at a vane support portion, having the vane support portion set as an area that is fixed to the vane portion along the tip end to a bottom end of the vane portion, and having a calamus portion set as an area that protrudes to a lower side of the vane portion and spans from a bottom end of the vane support portion to the distal end, to correspond to a calamus of the natural feather.13. The artificial feather for a shuttlecock according to claim 12 , whereinthe thermoplastic resin that configures the vane ...

METHODS OF RTM MOLDING

A method of RTM molding including placing a reinforcing fiber substrate in a mold, placing a resin distribution medium having a resin flow resistance lower than a resin flow resistance of said reinforcing fiber substrate on a surface of said reinforcing fiber substrate opposite said mold, providing a degasification medium comprising a gas permeation film and a gas permeable substrate between said reinforcing fiber substrate and said mold, and injecting a resin into said mold through said resin distribution medium after pressure in said mold is reduced by evacuation, whereby the injected resin is impregnated into said reinforcing fiber substrate by evacuating said resin injected from a degasification space formed between said gas permeation film and said mold. 1. A method of RTM molding comprising:placing a reinforcing fiber substrate in a mold,placing a resin distribution medium having a resin flow resistance lower than a resin flow resistance of said reinforcing fiber substrate on a surface of said reinforcing fiber substrate opposite said mold,providing a degasification medium comprising a gas permeation film and a gas permeable substrate between said reinforcing fiber substrate and said mold, andinjecting a resin into said mold through said resin distribution medium after pressure in said mold is reduced by evacuation, whereby the injected resin is impregnated into said reinforcing fiber substrate by evacuating said resin injected from a degasification space formed between said gas permeation film and said mold.2. The method according to claim 1 , wherein said reinforcing fiber substrate comprises a laminate of reinforcing fiber materials.3. The method according to claim 1 , wherein said gas permeation film has a releasability capable of being delaminated from a molded product after molding.4. The method according to claim 1 , wherein at least two resin injection gates are disposed above said resin distribution medium claim 1 , and resin injection is carried out ...

Method of forming an object using powder injection molding

A method of forming an object by powder injection molding, the object being formed from an injection molded integral body comprising a green part contiguous with an expendable part, the method comprising debinding the integral body at step 18 to obtain a debound green part contiguous with a debound expendable part; sintering the debound green part at step 20 at a sintering temperature, the debound expendable part configured to at least partially define the debound green part and has a melting point higher than the sintering temperature; and separating the debound expendable part from the sintered debound green part at step 22 to form the object.

Method and apparatus for moulding parts made from composite materials

The invention concerns a method of moulding a part ( 1 ′) made from composite material. This method comprises a step of injecting a liquid ( 7 ) under pressure into a closed mould ( 2 ) containing a fibrous pre-form ( 1 ) previously impregnated with resin. Said liquid ( 7 ) comes into contact with the resin but it is substantially inert and immiscible with respect thereto. The invention also concerns an apparatus for carrying out this method.

INJECTION MOULDED STRUCTURAL COMPONENT WITH A HOLLOW STRUCTURAL SECTION

An injection-moulded structural component with a hollow structural section, said hollow structural section comprising a section body () having a cavity () with an opening (), a section lid () secured to said section body via a hinge () and hinge-folded onto said opening, and a means () fastening the section lid () to the section body () such that the hollow structural section withstands dynamical load. 11012. An injection-moulded structural component () with a hollow structural section () , said hollow structural section comprising:{'b': 24', '30', '34, 'a section body () having a cavity () with an opening ();'}{'b': 26', '28, 'a section lid () secured to said section body via a hinge () and hinge-folded onto said opening; and'}{'b': 46', '26', '24', '34', '26, 'a fastening means () fastening the section lid () to the section body () onto the opening () and preventing an unfolding of the section lid ().'}2. The structural component of claim 1 , wherein the fastening means comprises a circumferential welding seam.346. The structural component of claim 1 , wherein the fastening means comprises a plurality of rivets ().445. The structural component of claim 3 , wherein the rivets have welded rivet heads ().5462426292426. The structural component of claim 3 , wherein the rivets () are integrally formed with one of the section body () or the section lid () and extend through corresponding apertures () in the other of the section body () or the section lid ().64647485048. The structural component of claim 3 , wherein each rivet () has a shaft () with a shaft broad side () and a shaft narrow side () claim 3 , the shaft broad side () of at least two different rivets having a different orientation.74848. The structural component of claim 6 , with a first rivet having a shaft broad side () at a right angle to the shaft broad side () of a second rivet.8. The structural component of claim 1 , made of reinforced plastic claim 1 , such as glass-fibre reinforced plastic claim 1 , ...

BIMODAL POLYETHYLENE COMPOSITION FOR INJECTION MOULDED ARTICLES

Bimodal high density polyethylene composition for producing moulded articles comprising —an ethylene homopolymer or an ethylene alpha-olefin copolymer which is a bimodal high density polymer (COMPONENT A) in combination with —an alphanucleating agent (COMPONENT B), —a slip agent being a primary fatty acid amide, (COMPONENT C) and —one or more additives selected from antioxidants, acid scavengers, pigments and UV-stabilisers (COMPONENT D), the composition showing an increased the crystallisation temperature and a decreased coefficient of friction compared to a bimodal HDPE composition prepared with the sole use of nucleating agent and compared to the sole use of a slip agent; and its use for producing injection moulded articles, especially caps and closures. 1. Bimodal high density polyethylene composition for producing moulded articles comprising:a) 92.6 to 99.4 wt % of the composition of a bimodal high density polymer comprising an ethylene homopolymer or an ethylene alpha-olefin copolymer (COMPONENT A) in combination with;b) 0.5 to 2 wt % of the composition of an inorganic alpha nucleating agent, in particular talc, kaolin and silica, (COMPONENT B);c) 0.05 to 0.4 wt % of the composition of a slip agent being a linear saturated primary fatty acid amide, (COMPONENT C) and;d) 0.05 to 5 wt % of the composition of one or more additives selected from antioxidants, acid scavengers, pigments and UV-stabilisers. (COMPONENT D).2. High density polyethylene composition according to claim 1 , wherein Component A comprises:(i) a low molecular weight ethylene homopolymer or copolymer and;(ii) a high molecular weight ethylene homopolymer or copolymer.3. High density polyethylene composition according to claim 2 , wherein the low molecular fraction (i) of Component (A) is an ethylene homopolymer with an MFRin the range of 300 to 500 g/10 min and a density of more than 960 to 980 kg/mand the high molecular weight fraction (ii) of Component (A) is an ethylene copolymer with an alpha ...

Thermoplastic Composition, Method of Producing the Same, and Articles Made Therefrom

The instant invention provides a thermoplastic composition, method of producing the same, and articles made therefrom. The thermoplastic composition according to present invention comprises the melt blending product of: (A) from 55 to 95 percent by weight of a thermoplastic matrix comprising one or more thermoplastic polymers; and (B) from 5 to 45 percent by weight of a dispersed phase which comprises a crosslinked (meth)acrylate copolymer, wherein the (meth)acrylate copolymer comprises at least 95 percent by weight derived from methyl methacrylate units and from greater than zero to less than 0.5 percent by weight derived from one or more multifunctional cross-linking monomers and/or graft-linking agents; wherein the difference in refractive index between components (A) and (B) is greater than 0.08. 1. A thermoplastic composition comprising:(A) from 55 to 95 percent by weight of a thermoplastic matrix comprising one or more thermoplastic polymers; and(B) from 5 to 45 percent by weight of a dispersed phase which comprises a crosslinked (meth)acrylate copolymer, wherein the (meth)acrylate copolymer comprises at least 95 percent by weight derived from methyl methacrylate units and from greater than zero to less than 0.5 percent by weight derived from one or more components selected from the group consisting of multifunctional cross-linking monomers and graft-linking agents;wherein the difference in refractive index between components (A) and (B) is greater than 0.08.2. A method for producing a thermoplastic composition comprising the steps of:selecting a thermoplastic matrix comprising one or more thermoplastic polymers;selecting a dispersed phase comprising a crosslinked (meth)acrylate copolymer, wherein the (meth)acrylate copolymer comprises at least 95 percent by derived from weight methyl methacrylate units and from greater than zero to less than 0.5 percent by weight derived from one or more components selected from the group consisting of multifunctional cross- ...

METHOD OF MOLDING RIGID POLYURETHANE FOAMS

A method of making a molded rigid polyurethane foam comprising injecting into a closed mold cavity a reaction mixture at a packing factor of 1.03 to 1.9, wherein the mold cavity is under a pressure of from 300 to 950 mbar, wherein the reaction mixture comprises an organic polyisocyanate, a polyol composition, a catalyst, optionally auxiliary substances and/or additives, and a chemical blowing agent component in an amount of from 1 to 5 weight percent based on the total weight of the components excluding polyisocyanate, the chemical blowing agent component comprising at least one chemical blowing agent, wherein the chemical blowing agent component is the sole blowing agent.

FIBER COMPOSITE COMPONENT AND A PROCESS FOR THE PRODUCTION THEREOF

The present invention relates to sheet-form fibre composite components which are obtainable by impregnating fibres with a reactive resin mixture comprising polyisocyanates, polyepoxides, polyols and optionally additives, and to a process for the production thereof. 18-. (canceled)9. A sheet-form fibre composite component comprising a fibre layer impregnated with polyurethane , wherein the polyurethane is obtainable from a reaction mixture comprisingA) one or more polyisocyanates;B) one or more polyols;C) one or more polyepoxides; andD) optionally additives,wherein the reaction mixture has a viscosity at 35° C. of from 50 to 500 mPa and a ratio of the number of NCO groups to the number of OH groups of component B) of from 1.3:1 to 10:1 and a ratio of the number of NCO groups to the number of epoxide groups of component C) of from 1.1:1 to 10:1.10. The sheet-form fibre composite component of claim 9 , wherein one or more gelcoat layers are present on one side of the polyurethane-containing fibre layer.11. The sheet-form fibre composite component of claim 10 , wherein a spacer layer is present on the side of the polyurethane-containing fibre layer that is remote from the gelcoat layer claim 10 , which spacer layer is followed by a further polyurethane-containing fibre layer.12. The sheet-form fibre composite component of claim 9 , wherein a spacer layer is present on one side of the polyurethane-containing fibre layer claim 9 , which spacer layer is followed by a further polyurethane-containing fibre layer.13. A process for producing the sheet-form fibre composite component of claim 9 , comprising A) one or more polyisocyanate;', 'B) one or more polyols;', 'C) one or more polyepoxides; and', 'D) optionally additives,, 'a) preparing a mixture of'}wherein the mixture has a viscosity at 35° C. of from 50 to 500 mPa and a ratio of the number of NCO groups to the number of OH groups of component B) of from 1.3:1 to 10:1 and a ratio of the number of NCO groups to the number ...

Molding in airbag door features in a vehicle interior panel using a movable mold member

A method of making a vehicle interior panel substrate with a reduced thickness portion along a boundary of an airbag door includes molding the substrate using a substrate mold that includes a movable mold member. The movable mold member is part of a mold section and moves with respect to other portions of the mold section during the molding process to form the reduced thickness portion, which may include a hinge or a tear seam. The mold member moves after plastic material is introduced into the mold cavity. The plastic material is allowed to expand when substrate mold sections are moved away from each other. Plastic material expansion may be part of a structural gas injection (SGI) process. A scrim material or other hinge reinforcement may be molded into the substrate.

Portable Mobile Device Protective Cover

The present invention relates to a three-dimensional protective cover for portable mobile devices. These covers are intended to protect the device in a decorative and personalized manner. The covers are also intended to provide the ability to view the device in an upright orientation.

SYNTHETIC THATCH MEMBERS FOR USE AS ROOFING MATERIAL PRODUCTS AND METHODS OF MAKING AND USING THE SAME

A synthetic thatch member for use as a roofing material product, along with associated methods for manufacturing and installing the same are provided. The synthetic thatch member comprises: a plurality of frond members defining a first three-dimensional surface of the thatch member and a second three-dimensional surface of the thatch member, the first and second surfaces comprising opposing sides of the plurality of frond members; a fused portion comprising a first portion of each of the plurality of frond members, wherein each of the first portions is connected relative to one another, such that the fused portion defines a substantially impermeable surface; and a serrated portion comprising a second portion of each of the plurality of frond members, each of the second portions being separated relative to one another, such that a plurality of gaps are defined between each of the plurality of frond members. 1. A synthetic thatch member for use as a roofing material product , said synthetic thatch member comprising:a plurality of frond members, said frond members defining a first three-dimensional surface of said thatch member and a second three-dimensional surface of said thatch member, said first and second surfaces comprising opposing sides of said plurality of frond members;a fused portion, said fused portion comprising a first portion of each of said plurality of frond members, wherein each of said first portions is connected relative to one another, such that said fused portion defines a substantially impermeable surface; anda serrated portion, said serrated portion being located substantially adjacent said fused portion and comprising a second portion of each of said plurality of frond members, wherein each of said second portions is separated relative to one another, such that a plurality of gaps are defined between each of said second portions of each of said plurality of frond members.2. The synthetic thatch member of claim 1 , wherein each of the plurality ...

THERAPEUTIC, FITNESS, AND SPORTS ENHANCEMENT DEVICE

A therapeutic, fitness, and sports enhancement device which includes a cylindrically shaped body having a predetermined density and predetermined diameter, the body including a plurality of projections of a predetermined shape. One or more of the predetermined density and the predetermined diameter in combination with the predetermined shape of the projections optimize mobilization of soft tissue structures of the human body. 1. A therapeutic , fitness , and sports enhancement device comprising:a cylindrically shaped body having a predetermined density and predetermined diameter, the body including a plurality of solid projections of a predetermined shape; andwherein one or more of the predetermined density and the predetermined diameter in combination with the predetermined shape of the projections optimize mobilization of soft tissue structures of the human body.2. The device of wherein one or more of the predetermined density and the predetermined diameter in combination with the predetermined shape of the projections optimize body core strength and optimize balance training.3. The device of claim I in which the one or more of the predetermined density and the predetermined diameter in combination with the predetermined shape of the projections effectively break up collagenous fibers of the soft tissue structures.4. The device of in which the one or more of the predetermined density and the predetermined diameter in combination with the predetermined shape of the projections enhance flexibility of the soft tissue structures.5. The device of in which the one or more of the predetermined density and the predetermined diameter in combination with the predetermined shape of the projections enhance distensibility of the soft tissue structures.6. The device of in which the predetermined shape of the projections includes a rounded shape claim 1 , a curved shape claim 1 , a triangle shape claim 1 , a square claim 1 , a notch shape claim 1 , a cylindrical shape with ...

Method for manufacturing a polymer-molded material using a mold which easily forms a 3-dimensional surface pattern, and molded material for a home appliance having the 3-dimensional surface pattern

A method for manufacturing a polymer-molded material which can easily form a three-dimensional surface shape and minimize deformation includes: (a) preparing a lower mold on which a three-dimensional pattern, for imparting a surface shape of the molded material to a surface to be formed, is formed; (b) coupling a gasket on an edge of the formed surface of the lower mold; (c) coupling an upper mold including a raw material injection part to the gasket of the lower mold; (d) injecting a raw material of the polymer-molded material onto the formed surface of the lower mold through the raw material injection part of the upper mold; (e) heat-curing the raw material and transferring the three-dimensional pattern onto the formed surface of the lower mold; and (f) additionally heat-curing the raw material, which does not react in the step (e), through heat treatment.

MOLDING DEVICE WITH CUTTING MECHANISM

A molding device includes a male die, a master die core, a male die core located between the male die and the master die core, and a cutting mechanism received in the male die core. The cutting mechanism includes a cutting seat and a cutter. The cutting seat defines a latch slot. The latch slot includes a narrow portion and a wide portion communicating with the narrow portion. The cutter includes a plate body received in the narrow portion and a latch shaft located on the plate body. The latch shaft is engaged in the wide portion. When a plastic product is formed and a sprue gate is around the mold cavity, the plate body is configured to cut the sprue gate, and the plate body is movable relative to the cutting seat around the latch shaft, to prevent the plate body from sticking. 1. A cutting mechanism comprising:a cutting seat, the cutting seat comprising a top wall and defines a latch slot extending to the top wall, the latch slot comprises a narrow portion and a wide portion in communication with the narrow portion; anda cutter, the cutter comprises a plate body and a latch shaft located on the plate body;wherein a part of the plate body is received in the narrow portion, and another part of the plate body extends out of the cutting seat, the latch shaft is engaged in the wide portion, and the plate body is movable relative to the cutting seat, around the latch shaft.2. The cutting mechanism of claim 1 , wherein the wide portion comprises an inner wall claim 1 , and the latch shaft abuts against the inner wall.3. The cutting mechanism of claim 2 , wherein the inner wall is substantially arc-shaped claim 2 , and the latch shaft is substantially columnar.4. The cutting mechanism of claim 1 , further comprising two elastic members claim 1 , wherein the cutting seat defines two receiving slots extending to the top wall claim 1 , and each of the two elastic members is received in each of the two receiving slots.5. The cutting mechanism of claim 4 , wherein the latch ...

Method of Manufacturing a Rotational Intravascular Ultrasound Probe

A rotational intravascular ultrasound probe for insertion into a vasculature and a method of manufacturing the same. The rotational intravascular ultrasound probe comprises an elongate catheter having a flexible body and an elongate transducer shaft disposed within the flexible body. The transducer shaft comprises a proximal end portion, a distal end portion, a drive shaft extending from the proximal end portion to the distal end portion, an ultrasonic transducer disposed near the distal end portion for obtaining a circumferential image through rotation, and a transducer housing molded to the drive shaft and the ultrasonic transducer. 1. A method of manufacturing a rotational intravascular ultrasound probe for insertion into a vasculature , the method comprising:providing an injection mold having a recess;providing an ultrasonic transducer for obtaining a circumferential image through rotation, the transducer being coupled to a wire;disposing the transducer within the recess;placing a drive cable over the wire; andinjecting a material into the injection mold to form a transducer housing attached to the transducer and the drive cable.2. The method of wherein the transducer has a front surface and a sacrificial layer disposed over the front surface claim 1 , and further comprising removing the sacrificial layer after the transducer housing is formed.3. The method of wherein the transducer is oversized when disposed within the recess claim 1 , and further comprising reducing the size of the transducer after the transducer housing is formed.4. The method of wherein the transducer is the only transducer molded to the transducer housing.5. The method of wherein the mold has a channel claim 1 , and further comprising placing the drive cable and the wire within the channel.6. The method of wherein the transducer includes a plurality of layers.7. The method of wherein the transducer housing is rigid.8. The method of wherein the material is an epoxy.9. The method of wherein ...

BOOT WITH AN ELEMENT IN SHELL FORM

A ski boot with an element in shell form at least partially contains a plastic compound material. The compound material contains a mixture of caprolactam polyamide and ionomers, such that cations and anions of the ionomers form ion bonds. Elastic components of the compound material form a physical network that is soluble between 60° C. and 100° C., and therefore the element in shell form of the ski boot at least partially containing the compound material can undergo thermoforming below 100° C. 114-. (canceled)15. A ski boot , comprising:an element in shell form which at least partly contains a plastic compound material, said plastic compound material containing a mixture of caprolactam polyamide and ionomers, such that cations and anions of said ionomers form ion bonds, said plastic compound material having elastic components forming a physical network that is disruptable between 60° C. and 100° C., so that said element in shell form of the ski boot at least partly containing said plastic compound material is thermoformable at a temperature of <100° C.16. The ski boot according to claim 15 , wherein said ionomers are copolymerisates of ethylene with carboxylic acid.17. The ski boot according to claim 15 , wherein a weight ratio of said ionomers is at least 20%.18. The ski boot according to claim 15 , wherein said plastic compound material further has at least one crystallization accelerating agent selected from the group consisting of an organic crystallization accelerating agent and an inorganic crystallization accelerating agent claim 15 , at a weight ratio of 0.1 to 1%.19. The ski boot according to claim 18 , wherein said crystallization accelerating agent is selected from the group consisting of talc and a low molecular polyamide.20. The ski boot according to claim 18 , wherein said crystallization accelerating agent is a mixture of said organic crystallization accelerating agent and said inorganic crystallization accelerating agent.21. The ski boot according to ...

MOLD ADAPTED TO RECEIVE A PREFORM OF A COMPOSITE PART AND CORRESPONDING MOLDING METHOD

A mould including: a central core having a side wall with a plane external surface; an internal mould element having an internal surface facing the external surface of the central core, with surfaces inclined to the vertical in order to form an angle of clearance, and a substantially vertical external surface; an external mould element fitted against the internal mould element and having a substantially vertical internal surface facing the external surface of the internal mould element; at least one of the facing surfaces being designed to receive a substantially vertical lateral preform so that the internal mould element and the external mould element are suitable for clamping said lateral preform. 1. A mold adapted to receive a preform for a part of composite material and in which said preform is adapted to be impregnated by injection of resin to form said part of composite material , said preform comprising at least one substantially vertical lateral preform , characterized in that said mold comprises:a central core comprising at least one lateral wall which has a flat outside surface;an inside mold member having an inside surface turned towards said outside surface of the central core, with said surfaces being inclined relative to the vertical to form a draft angle, said inside mold member also having a substantially vertical outside surface;an outside mold member mounted against said inside mold member and which has a substantially vertical inside surface, such that the inside surface of the outside mold member is turned towards the outside surface of the inside mold member; andthe inside surface of the outside mold member or the facing outside surface of the inside mold member being adapted to receive said lateral preform, such that the inside mold member and the outside mold member are adapted to clamp said lateral preform.2. A mold according to claim 1 , characterized in that said outside surface of the inside mold member is adapted to receive a layer of ...

METHOD FOR MANUFACTURING A REFLECTIVE ROADSTUD

A reflective roadstud and manufacture of the same including steps of forming an upper and lower cover from mixture of acrylonitrile butadiene styrene (ABS) and basalt fiber with a mixing ratio of 1:0.05˜0.5 by injection molding. The upper cover and the reflective sheet are combined by ultrasonic welding, and the lower cover is arranged to the upper cover as a finish. The finish is further coated by a nanotech inorganic heat dissipating coating (Sio2, Cao). 1. A method for manufacturing a reflective roadstud , comprising the steps of:forming an upper and lower cover from a mixture of acrylonitrile butadiene styrene (ABS) and basalt fiber with a mixing weight ratio of 1:0.05˜0.5 by injection molding;the upper cover and reflective sheets being combined by ultrasonic welding;the lower cover being arranged to the upper cover by ultrasonic welding; andthe finish being further coated by a nanotech inorganic heat dissipating coating (Sio2, Cao).2. The method as claimed in claim 1 , wherein the basalt fiber is replaced by glass fiber of the same weight.3. The method as claimed in claim 1 , wherein ABS is replaced by polycarbonate (PC) of the same weight.4. The method as claimed in claim 1 , wherein the assembling of the upper cover and the lower cover is formed integrated by injection molding so as to skip the process of ultrasonic welding; the integrated body has the same appearance and size; an anti-slip groove or an enhanced anti-slip groove consisting of recess and vaulted recess is further formed on a bottom thereof.5. A method for manufacturing a reflective roadstud claim 1 , comprising the steps of:forming an upper and lower cover from a mixture of a copolymer of polycarbonate (PC) and acrylonitrile butadiene styrene (ABS) and basalt fiber with a mixing ratio of 1:0.05˜0.5 by injection molding;the upper cover and reflective sheets being combined by ultrasonic welding, and the lower cover being arranged to the upper cover by ultrasonic welding;the finish being further ...

Non-symmetric multiple layer injection molded products and methods

A mold for molding an injection molded article comprises a mold cavity with a non-symmetrical portion. At least one flow leader in the non-symmetrical portion of the cavity produces a symmetrical flow boundary in a multilayer flow downstream of the non-symmetrical portion of the mold cavity. The at least one flow leader may be a variable thickness flow leader or may alternatively be a plurality of flow leaders having a flow path length that differs from the flow path length of an adjacent flow leader by no more than about 15%. The multilayer flow comprising an inner layer, an outer layer, and an interior layer. Co-injection molding apparatus and methods that may use the foregoing mold are disclosed. Similarly, co-injection molded articles and containers that may result from the foregoing mold, apparatus, and methods are disclosed.

METHOD FOR PRODUCING SHAPE MEMORY ANTI-COUNTERFEITING IDENTIFIER

A method for producing shape memory anti-counterfeiting identifier includes the following steps: a high polymer material with a shape memory function without the need of sunshine cross-linking or chemical cross-linking is directly extruded to become sheet in an extruder or is injected to be molded in an injection molding machine, and the extruded sheet can be a planar sheet or a sheet having a surface on which concave-convex patterns or characters are formed; the above sheet is then heated to the temperature higher than the vitrification temperature and lower than the melting point temperature, and the patterns or characters are pressed on the planar sheet, or the sheet on which the concave-convex patterns or characters are already formed is pressed to become planes or other patterns and characters; the sheet is then cut into small sheets, wherein one pattern or one group of characters is implied on every small sheet, and when the small sheets are again heated to the temperature higher than the vitrification temperature and lower than the melting point temperature, they will return to the extruded state. 1. A method for producing a shape memory anti-counterfeiting identifier , wherein a polymer material having a shape memory property without being processed by an irradiation cross-linking or a chemical-linking is extruded into as sheet by an extruder , or is injection molded by an injection molding machine , and the extruded sheet may be a planar sheet or a sheet having a surface formed with concave or convex patterns or characters; then the sheet is heated to a temperature which is higher than its glass transition temperature and is lower than its melting point; patterns or characters are pressed on the planar sheet , or the sheet formed with concave or convex patterns or characters is pressed into a planar sheet or is formed with other patterns or characters; then the sheet is cut into small sheets , with each small sheet implying one pattern or one group of ...