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Небесная энциклопедия

Космические корабли и станции, автоматические КА и методы их проектирования, бортовые комплексы управления, системы и средства жизнеобеспечения, особенности технологии производства ракетно-космических систем

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Мониторинг СМИ

Мониторинг СМИ и социальных сетей. Сканирование интернета, новостных сайтов, специализированных контентных площадок на базе мессенджеров. Гибкие настройки фильтров и первоначальных источников.

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Поддерживает ввод нескольких поисковых фраз (по одной на строку). При поиске обеспечивает поддержку морфологии русского и английского языка
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Применить Всего найдено 134. Отображено 100.
21-04-2016 дата публикации

Manufacturing method of nano carbon powder

Номер: KR0101614291B1
Автор: 황광택, 조우석, 김진호, 김경인
Принадлежит: 한국세라믹기술원

... 본 발명은, 유도 열 플라즈마를 이용한 나노카본 분말 제조방법에 관한 것이다. 본 발명에 의하면, 유도 열 플라즈마 장비를 이용하여 플라즈마 소스 가스로 플라즈마를 형성하고, 고온의 플라즈마와 접촉하는 방법으로 출발원료를 열분해하고, 열분해된 출발원료로부터 생성된 나노카본에 대하여 반응관 상부에서 급냉가스를 공급하여 냉각하는 방법으로 고순도의 나노카본 분말을 얻을 수 있다. 본 발명에 의하면, 유도 열 플라즈마를 이용하므로 고온에서 진행되는 특징이 있어서 짧은 시간 내에 반응이 이루어지고, 불순물을 발생시키지 않는다. 이에 따라 후속 열처리가 불필요하고 연속공정으로 구성되어 있어서, 공정의 단순화가 가능하다. 또한 급냉가스의 공급 유량에 따른 냉각 속도의 조절로 나노카본의 성장 속도를 조절할 수 있어서 나노카본에 대한 물성제어가 용이하다.

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Номер записи: 1
01-07-2016 дата публикации

POWDER TONER OF LASER PRINTER CAPABLE OF HIGH-PRECISION PRINTING AND METHOD FOR PREPARING SAME

Номер: KR1020160076652A
Автор: PEE, JAE HWAN, KIM, GEUN HEE, KIM, YOO JIN, CHO, WOO SEOK
Принадлежит:

The present invention relates to a powder toner for a laser printer which comprises a powdery ceramic inorganic pigment having an average particle diameter of 100 nm~10 μm, and a static electricity-inducing material including an organosilane and polyester coated on the surface of the powdery ceramic inorganic pigment, wherein the organosilane includes at least one silane selected from gamma-methacryloxypropyltrimethoxysilane, 3-(N-phenylamino)propyltrimethoxysilane, 3-glycidoxypropyltrimethoxysilane, GN-octyltriethoxysilane, bis(3-triethoxysilylpropyl)tetrasulfide, phenyltris(methylethylketoximino)silane and methyltris(methylethylketoximino)silane. The present invention also relates to a method for preparing the powder toner for a laser printer. According to the present invention, it is possible to provide electrostatic force required for a laser printer by coating a ceramic inorganic pigment with a static electricity-inducing material, and to realize excellent mechanical properties, a ...

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Номер записи: 2
27-11-2018 дата публикации

ALUMINIUM NITRIDE SINTERED BODY HAVING EXCELLENT SPECIFIC RESISTANCE AT HIGH TEMPERATURE AND MANUFACTURING METHOD THEREOF

Номер: KR1020180126142A
Автор: KIM, JONG YOUNG, LEE, EUN SIL, LEE, SUNG MIN, CHO, WOO SEOK
Принадлежит:

The present invention relates to a method for manufacturing an aluminum nitride sintered body comprising steps of mixing an AlN powder, a sintering aid, and urea; and pressing and sintering the resultant mixture, and to an aluminum nitride sintered body manufactured thereby. According to the present invention, Al_2O_3 can be reduced, which is an impurity contained in AlN, and reduction of vacancy of Al acting as a carrier at a high temperature can be induced to have a high specific resistance at a high temperature. Therefore, an aluminum nitride sintered body having high density and high volume resistivity at a high temperature can be manufactured. COPYRIGHT KIPO 2019 (AA) Experimental example 17 (BB) Experimental example 19 (CC) Experimental example 18 (DD) Experimental example 20 (EE) Experimental example 21 (FF) Experimental example 22 ...

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Номер записи: 3
04-04-2013 дата публикации

CATHODE ACTIVE MATERIAL FOR A LITHIUM SECONDARY BATTERY, METHOD FOR MANUFACTURING SAME, AND LITHIUM SECONDARY BATTERY INCLUDING SAME

Номер: WO2013048048A8
Автор: SONG, Jun Ho, KIM, Young Jun, KIM, Jeom-Soo, CHO, Woo Suk, KIM, Jae-Hun, KIM, Jin Hwa
Принадлежит:

The present invention relates to a cathode active material for a lithium secondary battery, to a method for manufacturing same, and to a lithium secondary battery including same. The cathode active material for a lithium secondary battery includes: a lithium metal complex oxide core represented by the following chemical formula 1; and a coating layer disposed on the outer portion of the lithium metal complex oxide core and including a fluorine compound. [Chemical formula 1]: LiwNixCoyMn1-x-y-zMzO2, wherein, in chemical formula 1, 1.2≤w≤1.5, 0 Подробнее

Номер записи: 4
03-07-2014 дата публикации

ANODE ACTIVE MATERIAL COATED WITH SILICON OXIDE FOR LITHIUM SECONDARY BATTERY AND METHOD FOR MANUFACTURING SAME

Номер: WO2014104467A1
Автор: CHO, Woo Suk, SONG, Jun-Ho, KIM, Jeom-Soo, YIM, Tae-Eun, KIM, Young-Jun, KIM, Sang-Min, CHO, Hyunsang
Принадлежит:

The present invention relates to an anode active material for a lithium secondary battery and a method for manufacturing same, and more specifically, to an anode active material for a lithium secondary battery having significantly improved thermal stability and battery characteristics due to a silicon compound by providing an anode material in which silicon oxide is coated on the surface of a Ni-rich anode active material, and to a method for manufacturing same. According to the present invention, a side reaction of an electrolyte solution is suppressed by uniformly coating the surface of the Ni-rich anode active material with the silicon oxide, thereby allowing manufacturing of the lithium secondary battery having superior output characteristics, high-temperature life characteristics, and thermal stability.

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Номер записи: 5
15-09-2017 дата публикации

우수한 접착성을 갖는 레이저 프린터용 토너 및 그 제조방법

Номер: KR0101778937B1
Автор: 피재환, 김근희, 김유진, 조우석
Принадлежит: 한국세라믹기술원

... 본 발명은, 100㎚∼10㎛의 평균 입경을 갖는 분말 상태의 표면에 3-(N-시클로헥실아미노)프로필트리메톡시실란(C12H27NO3Si)과 아크릴 용액을 포함하는 정전기 유도물질이 코팅되어 있는 세라믹 무기안료를 포함하는 레이저 프린터용 토너 및 그 제조방법에 관한 것이다. 본 발명에 의하면, 본 발명에 의하면, 세라믹 무기안료에 정전기 유도물질을 코팅하여 레이저 프린터에 필요한 정전기력을 제공할 수 있고, 기계적 특성(mechanical properties)이 우수하며, 높은 해상도와 우수한 정밀도를 구현할 수 있으며, 납(Pb)이 함유되어 있지 않으면서 인쇄 시에 우수한 접착성을 갖는다.

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Номер записи: 6
06-04-2016 дата публикации

Magnesium Cathod active material of fiber structure and manufacturing method thereof

Номер: KR0101609651B1
Автор: 김영준, 박민식, 우상길, 조우석
Принадлежит: 전자부품연구원

... 본 발명은 1차원 섬유 구조의 복합물 형태인 마그네슘 양극활물질 및 이의 제조 방법에 관한 것이다. 본 발명에 의한 1차원 섬유 구조의 복합물 형태인 마그네슘 양극활물질은 전기방사에 의해 나노 크기로 형성됨으로써 Mg2+ diffusion path를 줄여 전기화학 반응 동안 마그네슘 이온이 가역적 삽입/탈리가 용이해지고 가역용량 증가와 동시에 우수한 전기화학성능을 나타낸다.

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Номер записи: 7
27-07-2015 дата публикации

Lithium-ion battery and Manufacturing Method thereof

Номер: KR0101539378B1
Автор: 송준호, 김영준, 김점수, 조우석, 우상길, 임태은
Принадлежит: 전자부품연구원

... 본 발명은 리튬 이차 전지에 관한 것으로, 이러한 본 발명은 케이스, 상기 케이스 내측에 일정 간격을 가지는 배치되는 다수의 전극부들, 상기 다수의 전극부들 사이에 배치되는 분리막과 설폰계 물질의 적어도 일부가 혼합된 전해액으로 구성된 전해질층을 포함하고, 상기 다수의 전극부들 중 양극은 상기 전해액의 설폰계 물질에 대응한 부반응에 의하여 형성된 피막을 포함하는 리튬 이차 전지 및 이의 제조 방법의 구성을 개시한다.

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Номер записи: 8
28-12-2018 дата публикации

진사 문양 도자기의 제조방법

Номер: KR0101913585B1
Автор: 김응수, 노형구, 최정훈, 김수민, 조우석
Принадлежит: 한국세라믹기술원

... 본 발명은, 성형되어 1차 소성된 도자기의 소지층 상부에 진사유(진사 유약(glaze))을 시유하는 단계와, 상기 진사유가 시유된 소지층을 중성 분위기에서 2차 소성하여 상기 소지층 상부에 투명한 상태의 진사유약층이 형성되게 하는 단계 및 상기 투명 상태의 진사유약층에 레이저를 선택적으로 조사하여 상기 진사유약층에 문양을 형성하는 단계를 포함하며, 상기 레이저 조사에 의해 상기 진사유약층이 선택적으로 용융되면서 상기 문양이 형성되고 적색으로 변하는 것을 특징으로 하는 진사 문양 도자기의 제조방법에 관한 것이다. 본 발명에 의하면, 레이저를 이용하여 진사유약층에 선택적으로 문양을 새김과 동시에 적색으로 변하므로 빠르고 쉽게 진사 문양을 형성할 수 있고, 추가적인 소성 과정이 요구되지 않아 생산성이 우수하다.

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Номер записи: 9
19-10-2018 дата публикации

도자기 성형용 석고 몰드를 이용한 도자기의 제조방법

Номер: KR0101909912B1
Автор: 조우석, 최정훈, 황광택, 김응수, 김진호, 한규성, 김대용, 이주원
Принадлежит: (주)광주요, 한국세라믹기술원

... 본 발명은, 석고와, 상기 석고 100중량부에 대하여 고분자 섬유 0.01∼20중량부를 포함하며, 상기 고분자 섬유는 매트릭스를 이루는 상기 석고에 균일하게 분산되어 있는 것을 특징으로 하는 도자기 성형용 석고 몰드를 이용한 도자기의 제조방법에 관한 것이다. 본 발명에 의하면, 석고의 수분 흡수성을 유지하면서 인장강도, 휨강도 등의 기계적 특성(mechanical properties), 균열에 대한 저항성, 내충격성이 우수하고, 종래의 석고 몰드에 비하여 모서리 마모성이 낮고, 사용 수명을 연장시킬 수 있으며, 도자기 생산 비용을 낮출 수 있다.

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Номер записи: 10
17-01-2017 дата публикации

LITHIUM IRON PHOSPHATE POWDER AND METHOD FOR PREPARING SAME

Номер: KR1020170005972A
Автор: CHO, WOO SEOK, KIM, UNG SOO, KIM, SOO MIN
Принадлежит:

The present invention relates to a method for preparing lithium iron phosphate powder comprising the steps of: adding citric acid, a lithium (Li) precursor, a phosphorus (P) precursor and an iron (Fe) precursor to ethylene glycol to carry out reaction; heating the resultant water to allow evaporation of liquid, thereby forming black powder; carrying out the preliminary heat treatment under inert gas atmosphere to remove organic components contained in the black powder; and carrying out calcination of the heat treated product under inert gas atmosphere. The present invention also relates to lithium iron phosphate powder obtained by the method. According to the present invention, it is possible to obtain lithium iron phosphate powder which has excellent mechanical properties, requires a simple process and short time, allows synthesis at a low temperature, reduces separation of metals during synthesis, prevents appearance of a Fe_2O_3 crystal phase, has a single phase of LiFePO_4, and shows ...

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Номер записи: 11
26-02-2018 дата публикации

GYPSUM MOLD FOR CERAMICS MOLDING AND METHOD FOR MANUFACTURING CERAMICS USING SAME

Номер: KR1020180019260A
Автор: CHO, WOO SEOK, CHOI, JUNG HOON, HWANG, KWANG TAEK, KIM, UNG SOO, KIM, JIN HO, HAN, KYU SUNG, KIM, DAE YONG, LEE, JU WON
Принадлежит:

The present invention relates to a gypsum mold for ceramics molding, which includes gypsum and 0.01 to 20 parts by weight of polymer fibers per 100 parts by weight of the gypsum, wherein the polymer fibers are uniformly dispersed in the gypsum constituting a matrix, and a method for manufacturing ceramics using the same. According to the present invention, high mechanical properties such as tensile strength and bending strength, high resistance to cracking, and high impact resistance are obtained while maintaining the water absorption of the gypsum, and edge abrasion is lower than conventional gypsum molds. A useful life can be extended and ceramics production costs can be lowered. COPYRIGHT KIPO 2018 ...

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Номер записи: 12
26-06-2018 дата публикации

METHOD FOR PRODUCING VANADIUM DIOXIDE POWDER HAVING THERMOCHROMIC AND OPTICAL PROPERTIES, AND METHOD FOR MANUFACTURING VANADIUM DIOXIDE THIN FILM USING VANADIUM DIOXIDE POWDER

Номер: KR1020180070015A
Автор: KIM, UNG SOO, JUNG, DAE YONG, CHO, WOO SEOK
Принадлежит:

The present invention relates to a method for producing vanadium dioxide powder having thermochromic and optical properties, and a method for manufacturing a vanadium dioxide thin film using the vanadium dioxide powder. The method for producing vanadium dioxide powder of the present invention comprises the steps of: mixing and heating ammonium metavanadate (NH_4VO_3) and ethylene glycol (C_2H_6O_2) to allow a reaction thereof; selectively separating a precipitate formed by the reaction to obtain vanadyl ethylene glycolate powder; and forming vanadium dioxide (VO_2) powder with properties of blocking near-infrared rays. Accordingly, vanadium dioxide powder having high purity and crystallinity degree are able to be produced. COPYRIGHT KIPO 2018 ...

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Номер записи: 13
03-09-2015 дата публикации

ANODE ACTIVE MATERIAL, LITHIUM SECONDARY BATTERY HAVING SAME, AND METHOD FOR MANUFACTURING SAME

Номер: KR1020150101181A
Автор: CHO, WOO SUK, KIM, JEOM SOO, KIM, YOUNG JUN, GO, HYEONG SHIN, MIN, SUNG HWAN
Принадлежит:

The present invention relates to an anode active material, a lithium secondary battery having the same, and a method for manufacturing the same. The present invention is to: prevent the deterioration capacity of an anode active material based on a lithium cobalt oxide in a high temperature environment and a high voltage greater than or equal to 4.4V (vs. Li/Li+); and prevent the deterioration of anode surfaces by HF generated by moisture included in an electrolyte. The present invention provides the positive active material for a lithium secondary battery in which a nano-sized Zr oxide is uniformly coated on the surface of the lithium cobalt oxide represented by chemical formula below. A nano-sized Si oxides can be uniformly coated on the surface of the lithium cobalt oxide, with the nano-sized Zr oxide. [Chemical formula] LiCo_1-xM_xO_2, wherein 0.00<=x<0.10; and M is one or more metals selected from a group consisting of Mg, Fe, Cu, Zn, Cr, Ag, Ca, Na, K, In, Ga, Ge, V, Mo, Nb, Si, Ti ...

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Номер записи: 14
05-01-2017 дата публикации

COMPOSITE FOR VACUUM CHUCK AND MANUFACTURING METHOD THEREOF

Номер: KR101692219B1
Автор: KIM, JONG YOUNG, CHO, WOO SEOK, CHOI, KWANG MIN
Принадлежит: KOREA INSTITUTE OF CERAMIC ENGINEERING AND TECHNOLOGY

The present invention relates to a composite for a vacuum chuck, comprising: 75 to 93 wt% of alumina; 7 to 25 wt% of silica; and with respect to 100 parts by weight of the alumina and the silica, 0.01 to 5 parts by weight of a carbon-based material. According to the present invention, the carbon-based material is dispersed to Al_2O_3 and SiO_2 ceramic materials, thereby reducing electric resistance to perform an antistatic function, having excellent mechanical properties, porosity, and a simple manufacturing process, and requiring low manufacturing costs. COPYRIGHT KIPO 2017 (AA) ASF+SC3 wt%+1ASF wt% Frit (33%, reduction sintering furnace 1300°C, N2) (BB) ASF+SC3 wt%+2ASF wt% Frit (33%, reduction sintering furnace 1300°C, N2) (CC) ASF+SC3 wt%+5ASF wt% Frit (33%, reduction sintering furnace 1300°C, N2) (DD) ASF+SC3 wt%+10ASF wt% Frit (33%, reduction sintering furnace 1300°C, N2) (EE) ASF+SC3 wt%+15ASF wt% Frit (33%, reduction sintering furnace 1300°C, N2) ...

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Номер записи: 15
28-01-2016 дата публикации

Positive active material, lithium secondary battery having the same and manufacturing method thereof

Номер: KR0101588652B1
Автор: 조우석, 김점수, 김영준, 고형신, 민성환
Принадлежит: 전자부품연구원, 주식회사 포스코이에스엠

... 본 발명은 양극 활물질, 그를 갖는 리튬이차전지 및 그의 제조 방법에 관한 것으로, 리튬 코발트 산화물을 기반으로 한 양극 활물질의 4.4V (vs. Li/Li+) 이상의 고전압 및 고온 환경에서의 용량 열화를 억제하고, 전해액에 일부 포함되는 수분으로 기인하여 발생되는 HF로 인한 양극 표면의 열화를 억제하기 위한 것이다. 본 발명은 아래의 화학식으로 표현되는 리튬 코발트 산화물의 표면에 균일하게 나노 크기의 Zr 산화물이 코팅된 리튬이차전지용 양극 활물질을 제공한다. 리튬 코발트 산화물의 표면에 나노 크기의 Zr 산화물과 함께 균일하게 나노 크기의 Si 산화물을 코팅할 수 있다. [화학식] LiCo1-xMxO2(0.00≤x<0.10, M은 Mg, Fe, Cu, Zn, Cr, Ag, Ca, Na, K, In, Ga, Ge, V, Mo, Nb, Si, Ti 및 Zr으로 이루어진 군으로부터 선택되는 1 종 이상의 금속) ...

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Номер записи: 16
22-07-2015 дата публикации

Positive composition for Lithium secondary battery using spherical cobalt oxide with nano-titanate and manufacturing method thereof

Номер: KR0101538617B1
Автор: 송준호, 김영준, 조우석, 이민우
Принадлежит: 전자부품연구원

... 본 발명은 구형의 니켈코발트망간수산화물을 이용한 비수계 리튬이차전지용 양극재료 및 그의 제조 방법에 관한 것으로, 액상에서의 침전반응을 이용하여 나노크기의 이산화티탄이 균일하게 포함되어있는 구형의 니켈코발트망간수산화물을 제조함으로써 최종 양극재료의 고전압에서의 구조 붕괴를 억제하고, 입자의 고강도화에 따라 부피변화를 억제하여, 고온, 고전압 또는 고합제환경에서의 수명특성을 향상시키기 위한 것이다. 본 발명에 따르면, 니켈원료, 코발트원료, 망간원료, 수산화기원료, 나노크기의 이산화티탄 및 암모니아원료를 화학식, Ni0.34Co0.33Mn0.33-xTix (OH)2(0.00 Подробнее

Номер записи: 17
27-02-2020 дата публикации

POSITIVE ELECTRODE MATERIAL, POSITIVE ELECTRODE AND SODIUM-ION BATTERY COMPRISING SAME, AND PREPARATION METHOD THEREFOR

Номер: WO2020040338A1
Автор: JEONG, Goojin, CHO, Woo Suk, PYUN, Kyuho
Принадлежит:

The present invention relates to a positive electrode material, a positive electrode and sodium-ion battery comprising same, and a preparation method therefor, for enhancing the battery characteristics of a sodium-ion battery. The present invention provides: a method for preparing a positive electrode material; a positive electrode material prepared using the preparation method; a positive electrode; and a sodium-ion battery. The method comprises: adding a conductive polymer to a Prussian white solution; applying ultrasound to the Prussian white solution to which the conductive polymer is added to disperse the solution; subjecting the dispersed solution to sputtering at high temperature to coat the surface of Prussian white with the conductive polymer; and removing a solvent from the Prussian white solution, followed by vacuum drying, to prepare a positive electrode material in which the surface of Prussian white is coated with the conductive polymer.

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Номер записи: 18
04-08-2016 дата публикации

NASICON 구조 바나듐 인산화물의 마그네슘 이차전지용 양극 재료

Номер: KR0101645406B1
Автор: 김영준, 김점수, 우상길, 조우석, 박민식, 임태은
Принадлежит: 전자부품연구원

... 본 발명은 NASICON 구조를 가지는 바나듐 인산화물의 마그네슘 이차전지용 양극 재료에 관한 것으로, 더욱 상세하게는 고전압의 방전 전압에 의해 고에너지밀도 달성이 가능한 마그네슘 이차전지용 양극 재료에 관한 것이다.

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Номер записи: 19
23-06-2017 дата публикации

MANUFACTURING METHOD OF THREE-DIMENSIONAL OBJECT USING LASER BEAM PRINTER

Номер: KR1020170071004A
Автор: PEE, JAE HWAN, KIM, GEUN HEE, KIM, YOO JIN, CHO, WOO SEOK
Принадлежит:

The present invention relates to a manufacturing method of a three-dimensional object which repeats a process of printing thin films on a substrate using a laser beam printer which has a toner including powder coated with a static inducing material and a binder on the surface, so as to laminate the thin films to form the three-dimensional object. According to the present invention, the three-dimensional object can be obtained through a simple and short process, the process costs are reduced, and the pattern accuracy is improved. A three-dimensional object with a fine line width can be easily formed, the thickness of the three-dimensional object can be easily controlled, and the three-dimensional object having high reproducibility and excellent mechanical properties can be produced. COPYRIGHT KIPO 2017 ...

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Номер записи: 20
22-06-2018 дата публикации

METHOD FOR MANUFACTURING CERAMIC HOLLOW BODY POWDER

Номер: KR1020180068404A
Автор: KIM, UNG SOO, CHO, WOO SEOK, KIM, JIN HO
Принадлежит:

The present invention relates to a method for manufacturing ceramic hollow body powders comprising the steps of: mixing water glass and at least one kind of water-soluble polymer selected from a group comprising polyethylene glycol, polyvinyl alcohol, carboxymethyl cellulose and polyvinylpyrrolidone; obtaining powders by performing a spray drying process for raw materials in which the water glass and the water-soluble polymer are mixed; and heat-treating the powders to obtain ceramic hollow body powders. The present invention can manufacture ceramic hollow body powders which are uniform in terms of particle sizes, have a smooth surface, a low thermal conductivity, an excellent thermal and chemical stability, excellent mechanical properties such as strength or the like, are lightweight and fireproof, have an excellent insulating efficiency, and can be used as insulating materials of buildings. Moreover, manufacturing costs are low and a manufacturing process is simple. COPYRIGHT KIPO 2018 ...

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Номер записи: 21
29-06-2018 дата публикации

METHOD FOR MANUFACTURING CINNABAR PATTERN POTTERY

Номер: KR1020180072056A
Автор: KIM, UNG SOO, NO, HYUNG GOO, CHOI, JUNG HOON, KIM, SOO MIN, CHO, WOO SEOK
Принадлежит:

The present invention relates to a method for manufacturing cinnabar pattern pottery comprising: a step of applying cinnabar glaze to an upper part of a base layer of pottery which is preliminarily sintered; a step of forming a cinnabar glaze layer of a transparent state on the upper part of the base layer by secondarily sintering the base layer on which the cinnabar glaze is applied in a neutral environment; and a step of forming a pattern on the cinnabar glaze layer by selectively irradiating a laser to the cinnabar glaze layer of the transparent state. The present invention can form the pattern by selectively melting the cinnabar glaze layer with laser irradiation; and can change color of the pattern to red color. The present invention is able to rapidly and easily form a cinnabar pattern by selectively carving the pattern on the cinnabar glaze layer with the laser, and at the same time, changing the color of the pattern to the red color; and is able to provide excellent productivity ...

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Номер записи: 22
02-03-2017 дата публикации

NEGATIVE ELECTRODE FOR MAGNESIUM BATTERY CAPABLE OF ABSORBING AND RELEASING MAGNESIUM IONS, MANUFACTURING METHOD OF SAME, AND MAGNESIUM BATTERY COMPRISING SAME

Номер: KR1020170022011A
Автор: WOO, SANG GIL, KIM, YOUNG JUN, YIM, TAE EUN, CHO, WOO SUK, PARK, MIN SIK, JEONG, GOO JIN
Принадлежит:

The present invention relates to a negative electrode for a magnesium battery of a new concept which is capable of absorbing and releasing magnesium ions, a manufacturing method of the same, and a magnesium battery comprising the same. According to the present invention, the negative electrode for the magnesium battery is capable of absorbing and releasing magnesium ions and effectively reduces or removes the formation of magnesium oxide which is formed on the surface of the negative electrode in a conventional magnesium battery. The magnesium battery comprising the negative electrode which is capable of absorbing and releasing magnesium ions can improve lifespan characteristics and the charge/discharge characteristics. COPYRIGHT KIPO 2017 ...

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Номер записи: 23
04-04-2013 дата публикации

CATHODE ACTIVE MATERIAL FOR A LITHIUM SECONDARY BATTERY, METHOD FOR MANUFACTURING SAME, AND LITHIUM SECONDARY BATTERY INCLUDING SAME

Номер: WO2013048048A2
Автор: SONG, Jun Ho, KIM, Young Jun, KIM, Jeom-Soo, CHO, Woo Suk, KIM, Jae-Hun, KIM, Jin Hwa
Принадлежит:

The present invention relates to a cathode active material for a lithium secondary battery, to a method for manufacturing same, and to a lithium secondary battery including same. The cathode active material for a lithium secondary battery includes: a lithium metal complex oxide core represented by the following chemical formula 1; and a coating layer disposed on the outer portion of the lithium metal complex oxide core and including a fluorine compound. [Chemical formula 1]: LiwNixCoyMn1-x-y-zMzO2, wherein, in chemical formula 1, 1.2≤w≤1.5, 0 Подробнее

Номер записи: 24
26-03-2020 дата публикации

CATHODE MATERIAL HAVING SILICON OXIDE COATING LAYER FORMED THEREON, CATHODE COMPRISING SAME, SODIUM ION BATTERY, AND MANUFACTURING METHOD THEREFOR

Номер: WO2020059902A1
Автор: CHO, Woo Suk, KIM, Kyung Su, JEONG, Goojin, YU, Ji Sang
Принадлежит:

The present invention relates to: a cathode material having a silicon oxide coating layer formed thereon, capable of improving the battery characteristics of a sodium ion battery; a cathode and a sodium ion battery, both of which comprise same; and a manufacturing method therefor. The present invention provides a cathode material for a sodium ion battery, comprising: a metal oxide having an O3 layered structure represented by Na1-xMeO2 (Me is Ni, Fe and Mn, and 0 Подробнее

Номер записи: 25
17-02-2016 дата публикации

MAGNESIUM POSITIVE ELECTRODE ACTIVE MATERIAL IN COMPLEX FORM OF ONE-DIMENSIONAL FIBER STRUCTURE AND MANUFACTURING METHOD THEREOF

Номер: KR1020160018054A
Автор: KIM, YOUNG JUN, PARK, MIN SIK, WOO, SANG GIL, CHO, WOO SUK
Принадлежит:

According to the present invention, a manufacturing method of a single-phase positive electrode active material for a magnesium secondary battery comprises heat treatment after molding as a pellet form so as to generate an uniform reaction between copper powder and Mo_6S_8 powder differed from the conventional method, thereby being manufactured as a single composition between CuMo_6S_8 in an activated state and Cu_2Mo_6S_8 in an inactivated state. Accordingly, a magnesium battery for applying a single-phase positive electrode active material for a magnesium secondary battery manufactured by the present invention exhibits high capacity by reducing irreversible capacity. COPYRIGHT KIPO 2016 ...

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Номер записи: 26
26-02-2018 дата публикации

HIGH HARDNESS GLAZE COMPOSITION AND MANUFACTURING METHOD OF HIGH HARDNESS PORCELAIN USING SAME

Номер: KR1020180019259A
Автор: KIM, UNG SOO, CHO, WOO SEOK, NO, HYUNG GOO, KIM, DAE YONG
Принадлежит:

The present invention relates to a glaze composition and a manufacturing method of a high hardness porcelain using the glaze composition, wherein the glaze composition comprises feldspar, soda ash, SrCO_3, and silica stone, the glaze composition comprises KNaO and SrCO_3 as chemical components at a molar ratio of 0.1 to 1:0.1 to 1, Al_2O_3 and SiO_2 as chemical components at a molar ratio of 0.2 to 0.6:1.5 to 4.5. The high hardness porcelain manufactured by using the glaze composition according to the present invention has a stable glaze surface free from cracks and pinholes and a smooth surface on which a crystal is not formed, and exhibits excellent glossiness, a high hardness value, and high brightness. COPYRIGHT KIPO 2018 ...

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Номер записи: 27
27-02-2023 дата публикации

염화물계 고체전해질, 전고체전지 및 그의 제조 방법

Номер: KR20230026563A
Автор: 박건호, 조우석, 김경수, 유지상, 정구진
Принадлежит:

... 본 발명은 열적 안정성과 양극재와의 부반응을 개선한 염화물계 고체전해질, 전고체전지 및 그의 제조 방법에 관한 것이다. 본 발명은 아래의 화학식으로 표현되는 염화물계 고체전해질을 제공한다. 본 발명에 따른 염화물계 고체전해질은 염소이온(Cl-)의 일부를 산소이온(O2-)으로 치환함으로써, 기존 염화물계 고체전해질과는 달리 100℃ 이상의 고온에서도 구조적으로 안정하여 이온전도도를 유지하면서 열적 및 화학적 안정성을 제공한다. [화학식] Li4.367+aMCl7.368-bOc (M=Sc, Ti, V, Cr, Mn, Fe, Co, Ni, Al, Y, In, Ga, Yb, Er 및 Ce 중 적어도 하나, -0.5 Подробнее

Номер записи: 28
06-06-2019 дата публикации

SOLID ELECTROLYTE, PREPARATION METHOD THEREFOR, AND SOLID-STATE BATTERY COMPRISING SAME

Номер: WO2019107879A1
Автор: KIM, Kyungsu, CHO, Woosuk, JEONG, Goojin, YU, Jisang
Принадлежит:

The present invention provides: a solid electrolyte comprising an oxysulfide-based compound represented by the chemical formula (1), thereby having excellent water stability; a preparation method therefor; and a solid-state battery having excellent manufacturing processability by using same. LiaPbMcSdOeX (1) In chemical formula (1), M is one or more selected from the group consisting of Zr, Nb, Hf, Ta, Ga, In, Ti, Pb, Bi, Ge, As, Sb, Si, B and Al, X is one selected from the group consisting of F, Cl, Br and I, 6 Подробнее

Номер записи: 29
22-07-2015 дата публикации

OXIDATION REACTION SYSTEM FOR OXIDATING WASTE SUPER HARD METAL SCRAP AND DRIVING METHOD THEREOF

Номер: KR101538034B1
Автор: PEE, JAE HWAN, KIM, GEUN HEE, KIM, SEONG WON, KIM, YOO JIN, CHO, WOO SEOK
Принадлежит: KOREA INSTITUTE OF CERAMIC ENGINEERING AND TECHNOLOGY

Disclosed are a rotating oxidation reaction system for oxidating waste super hard metal and a driving method thereof. The rotating oxidation reaction system comprises: a supply member (110) for supplying oxygen or compressed air; a first control valve (V1) for controlling the amount of supply of the oxygen or the compressed air; a gas supply tank (120) for supplying LPG or LNG; a second control valve (V2) for controlling the amount of supply of the LPG or the LNG; a cylindrical oxidation reaction chamber (130) for receiving and burning the oxygen or the compressed air and the LPG or the LNG and oxidating the waste super hard metal accommodated inside; a rotating driving unit (140) for rotating the oxidation reaction chamber; and a driving control unit (150) for controlling the operation of the first control valve (V1), the second control valve (V2), and the rotating driving unit (140). COPYRIGHT KIPO 2015 (150) Driving control unit (160) Display unit ...

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Номер записи: 30
06-06-2019 дата публикации

ION CONDUCTIVE BINDER, SOLID-STATE BATTERY COMPRISING SAME, AND MANUFACTURING METHOD THEREFOR

Номер: WO2019107877A1
Автор: CHO, Woosuk, SONG, Junho, YU, Jisang, JEONG, Goojin, KIM, Kyungsu
Принадлежит:

The present invention provides: an ionic conductive binder comprising an ionic liquid-polyethylene oxide (PEO)-based polymer composite and a nonpolar organic solvent, wherein the ionic liquid comprises a compound represented by the following chemical formula (1); a solid-state battery having excellent capacity characteristics and output characteristics and comprising the same; and a manufacturing method therefor. Chemical formula (1) is the same as that defined in claim 1.

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Номер записи: 31
27-02-2017 дата публикации

SURFACE TREATMENT COMPOSITION FOR NEGATIVE ELECTRODE OF MAGNESIUM RECHARGEABLE BATTERY, SURFACE TREATMENT METHOD FOR NEGATIVE ELECTRODE OF MAGNESIUM RECHARGEABLE BATTERY USING SAME, AND MAGNESIUM RECHARGEABLE BATTERY COMPRISING SURFACE-TREATED NEGATIVE ELECTRODE

Номер: KR1020170021096A
Автор: WOO, SANG GIL, KIM, YOUNG JUN, YIM, TAE EUN, CHO, WOO SUK, PARK, MIN SIK, JEONG, GOO JIN
Принадлежит:

The present invention relates to a surface treatment composition for the negative electrode of a magnesium rechargeable battery, a surface treatment method for the negative electrode of a magnesium rechargeable battery using the same, and a magnesium rechargeable battery comprising a surface-treated negative electrode. More specifically, the present invention relates to a surface treatment composition for the negative electrode of a magnesium rechargeable battery, which can obstruct the formation of a magnesium oxide film on the surface of the negative electrode surface and can remove a magnesium oxide film formed on the surface of the negative electrode surface, and also relates to a surface treatment method for the negative electrode of a magnesium rechargeable battery using the same, and a magnesium rechargeable battery comprising a surface-treated negative electrode. The surface treatment agent for the negative electrode of a magnesium battery according to the present invention effectively ...

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Номер записи: 32
31-07-2014 дата публикации

HIGH-CAPACITY CATHODE MATERIAL FOR NONAQUEOUS LITHIUM SECONDARY BATTERY USING SPHERICAL TRANSITION METAL COMPOSITE CARBONATE CONTAINING NANO-SIZED TITANIUM DIOXIDE, AND PREPARATION METHOD THEREFOR

Номер: WO2014116075A1
Автор: SONG, Junho, KIM, Youngjun, KIM, Jeomsoo, CHO, Woosuk, LEE, Joonsung, YIM, Taeeun, LEE, Kyungjun
Принадлежит:

The present invention relates to a cathode material for a nonaqueous lithium secondary battery using a spherical transition metal composite carbonate, and a preparation method therefor, wherein the electrochemical activity of a final cathode material is improved by preparing a spherical transition metal composite carbonate in which a nano-sized titanium dioxide is uniformly contained, by using liquid phase precipitation, thereby implementing a high capacity of at least 200 mAh/g. According to the present invention, it is possible to prepare a spherical transition metal composite carbonate having a particle size of 5-25 μm by precipitating a cobalt raw material, a nickel raw material, a manganese raw material, a carbonic acid group raw material, a dissimilar metal raw material for substitution, and an ammonia raw material so as to have a composition ratio represented by NixCoyMn1-x-y-zTizCO3 (wherein 0.0 Подробнее

Номер записи: 33
27-09-2016 дата публикации

레이저를 이용한 하회 문양 도자기의 제조방법

Номер: KR0101660298B1
Автор: 조우석, 김응수, 최정훈
Принадлежит: 한국세라믹기술원

... 본 발명은, 성형체를 1차 소성하는 단계와, 1차 소성된 결과물 상부에 발색 유약을 시유하는 단계와, 시유된 발색 유약에 레이저를 조사하여 발색 유약을 선택적으로 용융시키면서 문양을 형성하는 단계와, 레이저가 조사되지 않은 부분의 발색 유약을 제거하는 단계와, 문양이 형성된 결과물 상부에 투명 유약을 시유하는 단계 및 투명 유약이 시유된 결과물을 2차 소성하는 단계를 포함하는 것을 특징으로 하는 레이저를 이용한 하회 문양 도자기의 제조방법에 관한 것이다. 본 발명에 의하면, 시유된 도자기물 표면에 레이저를 조사하여 부분적인 유약(glaze) 용융을 유도하고 에너지(레이저)가 가해지지 않은 영역을 세척함으로써 디자인 패턴을 정확하게 각인할 수 있고, 대량 생산이 가능할 수 있으며, 레이저 기술을 접목하여 복잡하고 다양한 문양을 표현할 수 있다.

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Номер записи: 34
02-11-2017 дата публикации

고내마모성을 갖는 알루미나-그래핀 복합체의 제조방법

Номер: KR0101793031B1
Автор: 김종영, 조우석, 이은실, 김병학, 백승우
Принадлежит: 한국세라믹기술원, 주식회사 맥테크

... 본 발명은, 흑연, 산화그래핀 및 팽창흑연 중에서 선택된 1종 이상의 분말, 알루미나 분말, 폴리카르본산암모늄, 유기 바인더 및 분산매를 비드밀을 이용하여 혼합하여 슬러리를 형성하는 단계와, 상기 슬러리를 건조하여 복합분말을 형성하는 단계와, 상기 복합분말을 성형하는 단계와, 성형체에 함유된 유기물 성분을 제거하기 위해 진공로 내에서 불활성 가스 분위기에서 탈지하는 단계 및 탈지 처리된 결과물을 비활성 가스 분위기에서 소결하는 단계를 포함하는 알루미나-그래핀 복합체의 제조방법에 관한 것이다. 본 발명에 의하면, 인성(toughnese)과 고강도(high strength)와 같은 기계적특성(mechanical properties)뿐만 아니라 내마모성 특성이 우수한 알루미나-그래핀 복합체를 제조할 수 있다.

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Номер записи: 35
30-12-2015 дата публикации

INTEGRATED MANAGEMENT SYSTEM FOR RSVP OF MICE

Номер: KR1020150145349A
Автор: CHOI, KYUNG HO, LEE, DEOK MAN, CHO, WOO SEOK, BAEK, SEOK HEUM, JUNG, JAE MIN, NAM, DAE HYUN, SUK, SEUNG CHEOL
Принадлежит:

The present invention relates to an integrated management system for RSVPs of meeting, incentives, convention, and exhibition (MICE) and, more specifically, to a system for integrally managing MICE, providing a two-way communication platform with customers for exhibitor management, registration management, promotion management, booth management, etc. The integrated management system includes an audience terminal, a participant company terminal, an organizer company terminal, a user page generation unit, a participant company page generation unit, an organizer company page generation unit, a page information providing unit, an audience member subscription processing unit (550), a participant company subscription processing unit, and an RSVP management server. COPYRIGHT KIPO 2016 (200) Visitor terminal (300) Participating company terminal (400) Exhibitor company terminal (500) Invitation RSVP management server (AA) Network ...

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Номер записи: 36
22-08-2016 дата публикации

ELECTROLYTE FOR LITHIUM ION SECONDARY BATTERY AND LITHIUM ION SECONDARY BATTERY HAVING SAME

Номер: KR1020160099133A
Автор: YIM, TAE EUN, KIM, YOUNG JUN, SONG, JUN HO, WOO, SANG GIL, YIM, SANG HOO, CHO, WOO SUK
Принадлежит:

The present invention provides an electrolyte for a lithium ion secondary battery, and a lithium ion secondary battery having the same. The electrolyte improves interface stability of an electrode material, secures chemical and electrochemical stability of the electrolyte, prevents degradation of the electrode material, and has improved stability by preventing an increase in internal pressure due to gas generation. The electrolyte for a lithium ion secondary battery comprises a silyl sulfonate-based material which is an electrolyte which is decomposed to form a film on the surface of an electrode and collects negative ions. COPYRIGHT KIPO 2016 (AA) Experimental example (BB) Comparative example ...

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Номер записи: 37
02-02-2021 дата публикации

Method for manufacturing metal complex oxide based cathode materials

Номер: KR102210197B1
Автор: 조우석, 김영준, 유지상, 박민식, 오례경
Принадлежит: 한국전자기술연구원

... 본 발명은 금속복합산화물계 양극 소재 및 이를 포함하는 에너지 저장 장치에 관한 것으로, 금속복합산화물계 양극 소재의 열화에 따른 금속 용출을 억제하여 수명 특성을 개선하기 위한 것이다. 본 발명은 리튬 니켈 망간 복합 산화물의 표면에 이종원소로 티타늄(Ti)이 도핑된 금속복합산화물계 양극 소재 및 이를 포함하는 에너지 저장 장치를 제공한다.

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Номер записи: 38
08-01-2018 дата публикации

레이저 프린터를 이용한 3차원 입체물의 제조방법

Номер: KR0101815907B1
Автор: 피재환, 김근희, 김유진, 조우석
Принадлежит: 한국세라믹기술원

... 본 발명은, 표면에 정전기 유도물질과 바인더가 코팅되어 있는 분말을 포함하는 토너가 장착된 레이저 프린터를 사용하여 기판에 박막을 인쇄하는 과정을 반복하여 상기 박막이 적층되어 3차원 입체물을 이루게 것을 특징으로 하는 3차원 입체물의 제조방법에 관한 것이다. 본 발명에 의하면, 공정이 간단하고, 공정 시간이 짧게 걸리며, 공정 비용이 낮고, 패턴 정밀도가 높으며, 미세 선폭의 3차원 입체물을 형성하기가 쉽고, 3차원 입체물의 두께 제어가 용이하며, 재현성이 높고, 기계적 특성(mechanical properties)이 우수한 3차원 입체물을 제조할 수 있다.

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Номер записи: 39
27-09-2017 дата публикации

HIGH CAPACITY CATHODE MATERIAL FOR NON-AQUEOUS LITHIUM SECONDARY BATTERIES WITH LONG LIFETIME AND HIGH STRENGTH USING SPHERICAL TRANSITION METAL COMPOSITE HYDROXIDE HAVING ITS SURFACE COATED WITH NANO-SIZED TITANIUM DIOXIDE AND PREPARATION METHOD THEREOF

Номер: KR1020170108184A
Автор: SONG, JUN HO, JO, YONG NAM, CHO, WOO SUK, KIM, YOUNG JUN, LEE, GO WOON
Принадлежит:

The present invention relates to a cathode material for non-aqueous lithium secondary batteries using spherical transition metal composite hydroxide and a preparation method thereof. The present invention can prepare a spherical transition metal composite hydroxide of which surface is coated with a transition metal oxide having a composition ratio of Ni_xCo_yMn_(1-x-y)Ti_z(OH)_2 (0.70 < x <= 0.90, 0.00 <= y <= 0.20, 0.00 < z <= 0.05) and a particle size of 5 to 25 μm by coating nano-sized titanium dioxide on the surface of the spherical transition metal composite hydroxide prepared using raw materials such as cobalt, nickel, manganese, a hydroxyl group and ammonia. Further, the present invention can prepare a spherical Ni-rich cathode material which is capable of realizing a particle strength of 100 MPa or more, a 0.1 C capacity of 190 mAh/g or more, and an initial capacity of 85% or more even at a high temperature of 60°C at full cell and after 200 cycles of charging and discharging by ...

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Номер записи: 40
30-06-2015 дата публикации

MOLDING APPARATUS FOR PRESSURE SLIP CASTING OF CERAMIC NANOPOWDER SLURRY AND MANUFACUTRING METHOD OF CERAMIC BLOCK USING SAME

Номер: KR1020150072550A
Автор: KIM, UNG SOO, CHO, WOO SEOK, CHOI, JUNG HOON
Принадлежит:

The present invention relates to a molding apparatus for pressure slip casting of ceramic nanopowder slurry and a manufacturing method of a ceramic block using the same. The molding apparatus includes a storage tank for storing slurry containing ceramic nanopowder; a mold for molding the slurry in a predetermined block shape by receiving the slurry through a first pipe connected to the storage tank; and a compressed gas supplying device for supplying compressed gas by being connected to the storage tank through a second pipe. The compressed gas supplied from the compressed gas supplying device is supplied to the upper part of the storage tank through the second pipe, and the slurry stored in the storage tank is introduced into the mold through the first pipe connected to the storage tank by the pressure of the compressed gas. The slurry introduced into the mold receives downward pressure by the pressure of the compressed gas, and water contained in the slurry is discharged to the outside ...

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Номер записи: 41
04-04-2013 дата публикации

CATHODE ACTIVE MATERIAL FOR A LITHIUM SECONDARY BATTERY, METHOD FOR MANUFACTURING SAME, AND LITHIUM SECONDARY BATTERY INCLUDING SAME

Номер: WO2013048048A3
Автор: SONG, Jun Ho, KIM, Young Jun, KIM, Jeom-Soo, CHO, Woo Suk, KIM, Jae-Hun, KIM, Jin Hwa
Принадлежит:

The present invention relates to a cathode active material for a lithium secondary battery, to a method for manufacturing same, and to a lithium secondary battery including same. The cathode active material for a lithium secondary battery includes: a lithium metal complex oxide core represented by the following chemical formula 1; and a coating layer disposed on the outer portion of the lithium metal complex oxide core and including a fluorine compound. [Chemical formula 1]: LiwNixCoyMn1-x-y-zMzO2, wherein, in chemical formula 1, 1.2≤w≤1.5, 0 Подробнее

Номер записи: 42
18-10-2017 дата публикации

SOLUTION COMPOSITION TO LEACH WASTE CEMENTED CARBIDE OXIDE

Номер: KR101787042B1
Автор: PEE, JAE HWAN, KIM, GEUN HEE, KIM, YOO JIN, CHO, WOO SEOK, KIM, HYUNG TAE
Принадлежит: KOREA INSTITUTE OF CERAMIC ENGINEERING AND TECHNOLOGY

The present invention relates to a solution composition to leach a waste cemented carbide oxide including caustic soda (NaOH) and hydrogen peroxide (H_2_O_2), a method of leaching a waste cemented carbide oxide using the solution composition, and a method of collecting tungsten and cobalt from a waste cemented carbide oxide including a step of leaching the waste cemented carbide oxide using the solution composition. According to the present invention, the solution composition to leach the waste cemented carbide oxide is able to increase a leaching rate of a waste cemented carbide oxide without causing a problem of including crystalline sodium in a non-leaching residue caused by high concentration caustic soda when the waste cemented carbide oxide is leached by including hydrogen peroxide other than caustic soda; thereby being used in a process of collecting tungsten and cobalt from the waste cemented carbide oxide. COPYRIGHT KIPO 2017 ...

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Номер записи: 43
27-09-2017 дата публикации

SULFOLANE-BASED ELECTROLYTE FOR HIGH-CAPACITY POSITIVE ELECTRODE MATERIAL AND LITHIUM SECONDARY BATTERY HAVING SAME

Номер: KR1020170108183A
Автор: CHO, WOO SUK, KIM, YOUNG JUN, SONG, JUN HO, JO, YONG NAM, YIM, TAE EUN
Принадлежит:

The present invention relates to a sulfolane-based electrolyte for a high-capacity positive electrode material, and a lithium secondary battery having the same so as to restrain a degradation phenomenon of the high-capacity positive electrode material at high temperatures and performance degradation of the battery due to the degradation phenomenon. According to the present invention, the sulfolane-based electrolyte contains 0.1-100 wt% of sulfolane-based materials. COPYRIGHT KIPO 2017 (AA) High temperature service life (60°C), coin cell, cut-off 3-4.3 V, 0.5 C, 100 Cycle ...

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Номер записи: 44
30-10-2014 дата публикации

CERAMIC INK COMPOSITION FOR INKJET PRINTING AND PREPARATION METHOD THEREFOR

Номер: WO2014175519A1
Автор: HAN, Kyu Sung, KIM, Jin Ho, HWANG, Kwang Taek, CHO, Woo Seok, LEE, Ki Chan
Принадлежит:

The present invention relates to: a ceramic ink composition for inkjet printing which has superior dispersion stability, excellent color tone and high tinting strength, is stable at high temperatures, can print without nozzle clogging during inkjet printing, and can be used when printing on ceramic tiles and the like; and a preparation method therefor.

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Номер записи: 45
19-06-2018 дата публикации

CERAMIC TILE HAVING ELECTROMAGNETIC WAVE ABSORPTION PROPERTIES AND MANUFACTURING METHOD THEREOF

Номер: KR1020180066421A
Автор: KIM, JIN HO, HWANG, KWANG TAEK, CHO, WOO SEOK, KIM, UNG SOO, HAN, KYU SUNG
Принадлежит:

The present invention relates to a ceramic tile having electromagnetic wave absorption properties, which comprises a base layer, a preliminary glaze layer provided on the base layer, and a secondary glaze layer provided on the preliminary glaze layer, wherein a ferrite crystal phase having electromagnetic wave absorption properties is spread on at least one layer selected from a group consisting of the preliminary glaze layer and the secondary glaze layer, and to a manufacturing method thereof. According to the ceramic tile of the present invention, excellent mechanical properties such as hardness, electromagnetic wave absorption properties and the like are obtained. COPYRIGHT KIPO 2018 ...

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Номер записи: 46
12-10-2017 дата публикации

METHOD FOR PRODUCING POTASSIUM TITANATE

Номер: KR1020170111327A
Автор: PEE, JAE HWAN, LEE, NAH REE, KIM, GEUN HEE, CHO, WOO SEOK, LEE, JUNG JU, KWON, SUNG WOOK
Принадлежит:

The present invention relates to a method for producing potassium titanate. The method comprises the steps of: mixing and dissolving potassium sauce powder and TiO_2 powder; performing nucleation while cooling a dissolved result product to a temperature in which both a solid and a liquid exist; performing nuclear growth by maintaining a nucleated result product at a temperature in which both a solid and a liquid exist; obtaining layer-type potassium titanate by cooling a nuclear-grown result product; pulverizing the layer-type potassium titanate; treating pulverized layer-type potassium titanate powder with acid; and obtaining sprinter-shaped potassium titanate by peeling a gap between layers of the potassium titanate treated with acid. According to the present invention, potassium titanate having a sprinter shape, rather than a conventional tunnel-shaped structure, can be produced. COPYRIGHT KIPO 2017 ...

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Номер записи: 47
22-01-2015 дата публикации

METHOD FOR MANUFACTURING POSITIVE ELECTRODE MATERIAL FOR MAGNESIUM SECONDARY BATTERY AND POSITIVE ELECTRODE MATERIAL FOR MAGNESIUM SECONDARY BATTERY MANUFACTURED BY SAME

Номер: WO2015008942A1
Автор: CHO, Woo Suk, KIM, Jeom Soo, WOO, Sang Gil, KIM, Young Jun
Принадлежит:

The present invention relates to a method for manufacturing a positive electrode material for a magnesium secondary battery and a positive electrode material for a magnesium secondary battery manufactured by the same and, more particularly, to a method for manufacturing a positive electrode material for a magnesium secondary battery of a Chevrel structure, the surface of which is coated with carbon, and a positive electrode material for a magnesium secondary battery of the Chevrel structure manufactured by the same. According to the method for manufacturing a positive electrode material for a magnesium secondary battery according to the present invention, the surface of a positive electrode active material of the Chevrel structure is uniformly coated with carbon, thereby suppressing growth of particles and guaranteeing uniform particle formation; the large surface area increases the rate of diffusion of magnesium ions into the Chevrel structure, thereby improving electric conductivity; ...

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Номер записи: 48
04-07-2018 дата публикации

PLANAR CERAMIC-FLG COMPOSITE AND MANUFACTURING METHOD THEREOF

Номер: KR1020180074965A
Автор: KIM, JONG YOUNG, CHO, WOO SEOK, CHOI, KI BEOM
Принадлежит:

The present invention relates to a method for manufacturing a planar ceramic-FLG composite, which comprises the steps of: dispersing one or more kinds of powder selected from a group consisting of planar Al_2O_3 and planar AlN in a polar solvent to form slurry; mixing few-layer graphene (FLG) with the slurry; pulverizing and exfoliating the FLG-mixed slurry by using a satellite mill while mixing the same; drying the mixed slurry by using the satellite mill; and sintering the dried resultant by using hot press under an atmosphere of inactive gas. According to the present invention, FLG is distributed between the planar ceramics, such that a planar ceramic-FLG composite having high resistivity and permittivity, low dielectric loss, and excellent mechanical properties can be manufactured. COPYRIGHT KIPO 2018 ...

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Номер записи: 49
20-04-2016 дата публикации

Integrated Management System for RSVP of MICE.

Номер: KR0101613488B1
Автор: 최경호, 이덕만, 조우석, 백석흠, 정재민, 남대현, 석승철
Принадлежит: (주) 디엔디이, (주)지엑스

... 본 발명은 MICE 행사용 초대장 회답 통합관리시스템에 관한 것으로서, 더욱 상세하게는 MICE 행사, 즉 회의(meeting), 관광(incentives), 컨벤션(convention), 전시(exhibition) 를 통합 관리하는 시스템으로서, 참가업체 관리, 등록 관리, 홍보 관리, 부스 관리 등을 위한 고객과의 양방향 소통 플랫폼을 제공하는 MICE 행사용 초대장 회답 통합관리시스템에 관한 것이다.

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Номер записи: 50
24-04-2024 дата публикации

전고체 이차전지용 음극 활물질층 및 이를 포함하는 전고체 이차전지

Номер: KR20240053354A
Автор: 정윤채, 유지상, 조우석, 정구진, 김경수, 박건호, 최승호, 이긍종
Принадлежит:

... 탄소계 물질; Ag, Zn, Al, Sn, Mg, Ge, In, Au, Pd 또는 이들의 조합을 포함하는 금속 입자; 및 리튬이온전도성 세라믹 입자를 포함하는 전고체 이차전지용 음극 활물질층, 그리고 이를 포함하는 전고체 이차전지에 관한 것이다.

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Номер записи: 51
28-02-2019 дата публикации

POSITIVE ELECTRODE ACTIVE MATERIAL FOR SODIUM ION BATTERY AND MANUFACTURING METHOD THEREFOR

Номер: WO2019039639A1
Автор: CHO, Woosuk, JEONG, Goojin, KIM, Kyungsu, OH, Ryaegyeong, PARK, Dajeong
Принадлежит:

The present invention relates to a positive electrode active material for a sodium ion battery and a manufacturing method therefor, wherein a surface sodium byproduct is inhibited by adjusting the content of sodium in a synthetic procedure. The manufacturing method for a positive electrode active material for a sodium ion battery according to the present invention comprises the steps of: preparing a metal oxide powder represented by Na1-xMO2 (M=Mn, Fe, Co, Ti, Ti, Mg, Cr, V, or Ni, and 0 Подробнее

Номер записи: 52
17-02-2016 дата публикации

COPPER CARBON COMPOSITE, MANUFACTURING METHOD THEREOF, AND POSITIVE ELECTRODE ACTIVE MATERIAL FOR MAGNESIUM BATTERY COMPRISING SAME

Номер: KR1020160017968A
Автор: KIM, YOUNG JUN, PARK, MIN SIK, WOO, SANG GIL, CHO, WOO SUK
Принадлежит:

The present invention relates to a copper carbon composite, a manufacturing method thereof, and a positive electrode active material for a magnesium battery comprising the same. The copper carbon composite according to the present invention makes copper particles bonded to a carbon surface by being treated with plasma at a high temperature, expresses the same or improved electrochemical effects compared to copper remaining inside a positive electrode active material structure of a Chevrel structure when the copper is added into the positive electrode active material of the Chevrel structure, and further shows a complex effect by added carbons. COPYRIGHT KIPO 2016 ...

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Номер записи: 53
17-01-2017 дата публикации

MANUFACTURING METHOD OF ALUMINA-GRAPHENE COMPOSITES WITH EXCELLENT WEAR RESISTANCE

Номер: KR1020170006002A
Автор: KIM, JONG YOUNG, CHO, WOO SEOK, LEE, EUN SIL, KIM, BYUNG HAK, BAIK, SEUNG WOO
Принадлежит:

The present invention relates to a manufacturing method of alumina-graphene composites comprising: a step of making a slurry by mixing one or more powder among a graphite, an oxidized graphene and an expanded graphite, an alumina powder, ammonium polycarbonate, an organic binder and a dispersant using a beads mill; a step of making composite powders by drying the slurry; a step of molding the composite powders; a step of degreasing under inactivated-gas atmosphere in a vacuum furnace to get rid of organic ingredients; and a step of sintering the degreased outputs. With the present invention, it is possible to manufacture the alumina-graphene composites which have excellent wear resistance in addition to mechanical properties like toughness and high strength. COPYRIGHT KIPO 2017 ...

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Номер записи: 54
25-06-2015 дата публикации

HIGH-CAPACITY POSITIVE ELECTRODE MATERIAL FOR HIGH-VOLTAGE NON-AQUEOUS LITHIUM SECONDARY BATTERY USING SPHERICAL TRANSITION METAL CARBONATE COMPLEX COATED WITH NANO-SIZED TITANIUM DIOXIDE AND MANUFACTURING METHOD THEREOF

Номер: KR1020150070888A
Автор: SONG, JUN HO, KIM, YOUNG JUN, KIM, JEOM SOO, CHO, WOO SUK, WOO, SANG GIL, YIM, TAE EUN, LEE, KYUNG JUN, PARK, YEONG GWANG
Принадлежит:

The present invention relates to a positive electrode material for a non-aqueous lithium secondary battery using a spherical transition metal carbonate complex and a manufacturing method thereof. The present invention improves structural stability of a final positive electrode material by coating the surface of the spherical transition metal carbonate complex with nano-sized metal oxide and obtains excellent life property while obtaining high capacity of 250mAh/g or more. According to the present invention, the spherical transition metal carbonate complex produced by using cobalt raw materials, nickel raw material, manganese raw material, and ammonium carbonate-based raw materials is coated with titanium dioxide, and the transition metal carbonate complex coated with transition metal oxide with a particle size of 5-25 μm having composition of NixCoyMn1-x-yTizCO3(0.0 Подробнее

Номер записи: 55
18-08-2016 дата публикации

ELECTROLYTE FOR LITHIUM ION SECONDARY BATTERY, AND LITHIUM ION SECONDARY BATTERY COMPRISING SAME

Номер: WO2016129769A1
Автор: YIM, Taeeun, KIM, Youngjun, SONG, Junho, WOO, Sanggil, CHO, Woosuk, LIM, Sanghoo
Принадлежит:

The present invention provides an electrolyte for a lithium ion secondary battery, and a lithium ion secondary battery comprising the same. The electrolyte has improved stability by improving the interface stability of an electrode material, guaranteeing chemical and electrochemical stability of the electrolyte, preventing degradation of the electrode material, and preventing an increase of internal pressure due to gas generation. The electrolyte for a lithium ion secondary battery comprises a silyl sulfonate-based material which is an electrolyte that is decomposed to form a film on the surface of an electrode and collects ions.

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Номер записи: 56
21-04-2016 дата публикации

Manufacturing method of porcelain with patterns

Номер: KR0101614295B1
Автор: 최정훈, 김응수, 조우석
Принадлежит: 한국세라믹기술원

... 본 발명은, 점토, 규석 및 장석을 포함하는 도자기원료와 사산화삼철을 준비하는 단계와, 상기 도자기원료, 상기 사산화삼철 및 물을 혼합하여 슬러리를 형성하는 단계와, 내부에 목표하는 문양으로 자석이 배치된 석고 몰드에 상기 슬러리를 주입하는 단계와, 상기 석고 몰드의 내부에 배치된 상기 자석의 자력에 의해 상기 사산화삼철이 상기 자석이 배치된 부분으로 이동하여 상기 자석이 배치된 문양에 따라 목표하는 형상으로 정렬되는 단계와, 상기 석고 몰드에 주입된 상기 슬러리가 건조되면 성형된 결과물을 상기 석고 몰드에서 탈형하는 단계 및 성형된 결과물을 소성하여 문양 도자기를 얻는 단계를 포함하며, 상기 사산화삼철은 상기 도자기원료 100중량부에 대하여 0.1∼10중량부 혼합하고, 상기 소성 후에 상기 도자기의 표면에 목표하는 문양이 나타나는 것을 특징으로 하는 문양 도자기의 제조방법에 관한 것이다. 본 발명에 의하면, 성형 공정과 문양 형성 공정을 융합됨으로써 문양 도자기의 제조 공정이 간단해진다.

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Номер записи: 57
10-05-2017 дата публикации

LASER PRINTER TONER HAVING EXCELLENT ADHESIVENESS, AND METHOD FOR PRODUCING SAME

Номер: KR1020170049025A
Автор: PEE, JAE HWAN, KIM, GEUN HEE, KIM, YOO JIN, CHO, WOO SEOK
Принадлежит:

The present invention relates to a laser printer toner and a method for producing the same, wherein the laser printer toner includes a ceramic inorganic pigment obtained by coating a powder-state surface having an average particle size of 100 nm to 10 μm with an electrostatic induction material including 3-(N-cyclohexylamino)propyltrimethoxysilane (C_12H_27NO_3Si) and an acryl solution. According to the present invention, an electrostatic induction material is coated on a ceramic inorganic pigment, and electrostatic force needed for a laser printer can be provided. Excellent mechanical properties are ensured, and high resolution and excellent precision can be ensured. While lead (Pb) is not contained, excellent adhesiveness is ensured during printing. COPYRIGHT KIPO 2017 ...

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Номер записи: 58
23-08-2018 дата публикации

ALL-SOLID BATTERY APPLIED WITH SULFIDE-BASED SOLID ELECTROLYTE, AND MANUFACTURING METHOD THEREOF

Номер: KR1020180094184A
Автор: CHO, WOO SUK, KIM, KYUNG SU, PARK, JE SIK, SONG, JUN HO, YU, JI SANG
Принадлежит:

The present invention relates to an all-solid battery applied with a sulfide-based solid electrolyte which is to improve an ion conductible area reduced by pores generated in a non-contact area between particles in a cathode layer, an anode layer, or a solid electrolyte layer, and to a manufacturing method thereof. The manufacturing method of an all-solid battery applied with a sulfide-based solid electrolyte, comprises the steps of: preparing a first slurry including a positive electrode active material and a sulfide-based solid electrolyte particle, a second slurry including a negative electrode active material and the sulfide-based solid electrolyte particle, and a third slurry including the sulfide-based solid electrolyte particle; preparing an anode layer, a cathode layer, and a solid electrolyte layer by applying the first to third slurries, respectively; and disposing the anode layer and the cathode layer on both surfaces of a solid electrolyte layer. At least one of the first to ...

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Номер записи: 59
02-12-2022 дата публикации

전고체전지용 전극 제조방법, 및 이에 따라 제조된 전고체전지용 전극

Номер: KR20220158925A
Автор: 임재민, 김용구, 민홍석, 이상헌, 김사흠, 김윤성, 유지상, 김경수, 정구진, 조우석
Принадлежит:

... 본 발명은 전고체전지용 전극 제조방법, 이에 따라 제조된 전고체전지용 전극,에 관한 및 상기 전극을 포함하는 전고체전지에 관한 것으로써, 본 발명에 따른 전고체전지용 전극 제조방법은 특정 조건에 따라 압력을 가하여, 이에 포함된 특정 종류의 바인더를 섬유 형태로 제조하여, 이에 따라 제조된 전고체전지용 전극에 포함된 바인더는 섬유 형태로써 특정 범위를 만족하는 평균 섬도를 갖으므로, 상기 전극을 포함하는 전고체전지는 고로딩의 후막화에서도 높은 발현 용량을 갖는다는 장점이 있다.

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Номер записи: 60
23-01-2014 дата публикации

METHOD FOR PREPARING POSITIVE ELECTRODE ACTIVE MATERIAL FOR MAGNESIUM SECONDARY BATTERY AND POSITIVE ELECTRODE ACTIVE MATERIAL FOR MAGNESIUM SECONDARY BATTERY PREPARED BY THE METHOD

Номер: WO2014014311A1
Автор: CHO, Woo Suk, KIM, Jeom Soo, KIM, Jae Hun, WOO, Sang Gil, KIM, Young Jun, MOON, Bora
Принадлежит:

The present invention relates to a method for preparing a positive electrode active material for a magnesium secondary battery and to a positive electrode active material for a magnesium secondary battery prepared by the method. More particularly, the present invention relates to a method for preparing a positive electrode active material for a magnesium secondary battery in which the particle size of the positive electrode active material is controlled to achieve improved reaction efficiency and reduce side reactions, and to a positive electrode active material for a magnesium secondary battery prepared by the method.

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Номер записи: 61
25-06-2015 дата публикации

NON-AQUEOUS, HIGH CAPACITY CATHODE MATERIAL FOR LITHIUM SECONDARY BATTERY, AND METHOD FOR PREPARING SAME

Номер: WO2015093725A1
Автор: SONG, Junho, KIM, Youngjun, KIM, Jeomsoo, CHO, Woosuk, WOO, Sanggil, YIM, Taeeun, LEE, Kyungjun, PARK, Yeonggwang
Принадлежит:

The present invention relates to a non-aqueous cathode material for lithium secondary batteries using a spherical transition metal complex carbonate, and a method for preparing same. The present invention is for ensuring outstanding life expectancy, while allowing a high capacity of 250 mAh/g or more to be implemented by coating the surface of the spherical transition metal complex carbonate with a nano-sized metal oxide to improve the structural stability of the final cathode material. According to the present invention, since the surface of a spherical transition metal complex carbonate, which is prepared by using a cobalt material, nickel material, manganese material, carboxyl group material, and ammonia material, is coated with titanium dioxide, it is possible to prepare a spherical transition metal complex carbonate having a surface coated with a transition metal oxide having a particle size of 5-25 µm and a composition ratio represented by the chemical formula: NixCoyMn1-x-yTizCO3 ...

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Номер записи: 62
29-03-2018 дата публикации

SEPARATOR FOR SODIUM ION BATTERY AND SODIUM ION BATTERY INCLUDING SAME

Номер: KR1020180031833A
Автор: KIM, KYUNG SU, YU, JI SANG, CHO, WOO SUK, SON, HYE JIN, CHOI, SUN EUI
Принадлежит:

According to the present invention, disclosed are a separator for a sodium ion battery, in which a tetraethyl orthosilicate (TEOS) is coated on a surface of the separator to improve wettability of an electrolyte and to promote smooth movement of sodium ions, and a sodium ion battery including the same. The separator of a sodium ion battery of the present invention comprises: a separator base material composed of a polyolefin-based compound; and a coating film formed by coating the TEOS on the surface of the separator base material. COPYRIGHT KIPO 2018 ...

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Номер записи: 63
31-10-2018 дата публикации

다수의 기포가 유약층에 균일하게 분포하는 녹유 도자기의 제조방법

Номер: KR0101913594B1
Автор: 김응수, 노형구, 김수민, 조우석
Принадлежит: 한국세라믹기술원

... 본 발명은, 유약층에 다수의 기포가 균일하게 분포하여 단열성이 개선된 녹유 도자기를 제조하는 방법으로서, 성형되어 1차 소성된 도자기의 소지층 상부에 진사유를 시유하여 유약층을 형성하는 단계와, 상기 유약층이 형성된 도자기를 퍼니스에 장입하고 공기(Air)를 공급하여 산화 분위기를 조성하면서 소성온도까지 승온하는 단계와, 상기 공기의 공급을 차단하고 LPG(liquefied petroleum gas)를 공급하여 환원 분위기를 조성하면서 상기 소성온도에서 유지하여 상기 유약층 내에 의도적으로 기포가 형성되게 하는 단계 및 상기 LPG의 공급을 차단하고 냉각하는 단계를 포함하는 녹유 도자기의 제조방법에 관한 것이다. 본 발명에 의하면, 할 수 있다.

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Номер записи: 64
07-10-2022 дата публикации

전고체전지용 전극복합체, 및 이를 포함하는 전고체전지

Номер: KR20220135644A
Автор: 김윤성, 이상헌, 민홍석, 김용구, 임재민, 조우석, 유지상, 정구진, 김경수
Принадлежит:

... 본 발명은 전고체전지용 전극복합체, 이를 포함하는 전고체 전지에 관한 것으로써, 본 발명에 따른 전고체전지용 전극 복합체가, 탄소 복합 고체전해질에 포함된 황화물계 화합물 내 탄소를 특정 함량으로 포함되어 있고, 특정 형상을 갖는 도전재를 특정 함량으로 포함하는 경우, 종래에 비해 도전재 함량을 절감시켜 경제성이 있으면서도, 이를 사용하여 제조된 전고체전지용 전극은 전기전도 구조와 이온전도 구조를 동시에 원활히 확보될 수 있으므로, 상기 전극을 포함하는 전고체전지는 초기방전용량 및 초기 효율이 우수한 장점이 있다.

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Номер записи: 65
27-01-2023 дата публикации

VNIR 스펙트럼을 이용한 형질전환 십자화과 교잡종 판별 방법 및 시스템

Номер: KR20230014007A
Автор: 손수인, 강현중, 조우석, 조윤성, 신은경
Принадлежит:

... 본 발명은 VNIR 스펙트럼을 이용한 형질전환 십자화과 교잡종 판별 방법 및 시스템에 관한 것으로, 본 발명에 따른 VNIR 스펙트럼을 이용한 형질전환 십자화과 교잡종 판별 방법은 근적외선 분광분석기를 사용하여 십자화과 식물체의 가시광선 및 근적외선 대역의 스펙트럼을 측정한 결과로 구성되는 DB를 구축하는 제1 단계; 전처리부가 상기 측정된 스펙트럼의 데이터를 전처리 하는 제2 단계; 및 교잡종 판별부가 머신러닝 알고리즘을 이용하여 상기 전처리된 스펙트럼의 데이터를 분석하여 상기 십자화과 식물체의 교잡종을 판별하는 제3 단계;를 포함하여 구성된다.

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Номер записи: 66
30-01-2024 дата публикации

전고체 전지용 양극 활물질, 이를 포함하는 전고체 전지용 양극 및 전고체 전지

Номер: KR20240013447A
Автор: 이대진, 하회진, 조우석, 김현승, 김경수, 유지상
Принадлежит:

... 본 발명은 리튬 금속 산화물을 포함하는 코어부; 및 상기 코어부의 표면에 입방정계 구조의 유전체를 포함하는 코팅부;를 포함하는 전고체 전지용 양극 활물질, 이를 포함하는 양극 및 전고체 전지에 관한 것이다.

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Номер записи: 67
10-10-2018 дата публикации

SURFACE-DOPED CATHODE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERY AND MANUFACTURING METHOD THEREOF

Номер: KR1020180110249A
Автор: CHO, WOO SUK, SONG, JUN HO, JO, YONG NAM, YU, JI SANG, LEE, SUN MI
Принадлежит:

The present invention relates to a surface-doped cathode active material for a lithium secondary battery for reducing Ni content of a surface in a Ni-rich cathode active material, and a manufacturing method thereof. The cathode active material for a lithium secondary battery according to the present invention coats Mn or a heterogeneous element on a surface of a nickel-excess cathode material including Ni, Co and Mn and heat-treats, and includes a surface doped layer formed by Mn or the heterogeneous element being substituted into at least one among Ni, Co and Mn, thereby reducing the Ni content of the surface and improving a battery property and heat stability in a high temperature environment. COPYRIGHT KIPO 2018 (AA) Start (BB) End (S110) Produce a coating solution (S130) Add an Ni-rich precursor (S150) Stirring and drying (S200) Coat the surface of the precursor (S310) Adding a lithium source (S330) Heat treatment (S350) Ni-rich anode formation ...

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Номер записи: 68
25-06-2018 дата публикации

PRODUCING METHOD OF PHOSPHORESCENT OXIDE NANOPOWDER

Номер: KR1020180069246A
Автор: KIM, JIN HO, HWANG, KWANG TAEK, CHO, WOO SEOK, KIM, UNG SOO, HAN, KYU SUNG
Принадлежит:

The present invention relates to a producing method of phosphorescent oxide nanopowder. The producing method of phosphorescent oxide nanopowder comprises: a step of preparing a liquid starting material comprising a strontium (Sr) source, an aluminum (Al) source, a europium (Eu) source, and a dysprosium (Dy) source material, wherein the molar ratio of Sr:Al:Eu:Dy is 1-(x+y):2:x:y (where x and y are real numbers, 0 < x+y < 1); a step of supplying the starting material to a sample chamber; a step of activating the starting material in a droplet state by using ultrasonic waves; a step of supplying a carrier gas to the sample chamber and spraying the droplet onto a preheated reactor; a step of pyrolyzing and reducing the droplet in the reactor; and a step of collecting, in a collector, phosphorescent oxide nanopowder produced by pyrolysis through the reactor, wherein the carrier gas uses gas for a reduction atmosphere. According to the present invention, the phosphorescent oxide nanopowder can ...

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Номер записи: 69
21-11-2018 дата публикации

리튬 이차전지용 양극 활물질의 전구체, 양극 활물질, 이의 제조 방법 및 이를 포함하는 리튬 이차전지

Номер: KR0101920485B1
Автор: 송준호, 김영준, 김점수, 조우석, 김재헌, 이준성, 김진화, 이경준
Принадлежит: 전자부품연구원

... 리튬 이차전지용 전구체, 이를 포함하는 양극 활물질, 이의 제조방법 및 상기 양극 활물질을 포함하는 리튬 이차전지에 관한 것으로, 더욱 상세하게는 두께가 약 1 내지 약 30nm인 판상형 플레이트(plate)를 가지며, 하기 화학식 1로 표시되는 전구체를 제공한다. [화학식 1] NixCoyMn1-x-y-zMz(OH)2 (0 Подробнее

Номер записи: 70
30-06-2017 дата публикации

잉크젯 프린팅용 수계 청색 세라믹 잉크

Номер: KR0101752681B1
Автор: 김응수, 심희석, 조우석
Принадлежит: 한국세라믹기술원

... 본 발명은, 잉크젯 프린팅에 사용되는 수계 청색 잉크로서, 스피넬 구조를 갖는 청색 세라믹 무기안료 30∼40중량%와, 상기 세라믹 무기안료의 비표면적 대비 음이온성 고분자전해질 0.1∼2.0 mg/㎡와, 상기 청색 세라믹 무기안료 100중량부에 대하여 잉크의 표면장력을 조절하기 위한 표면장력 개질제(Surface tension modifier) 0.01∼2.0중량부와, 상기 청색 세라믹 무기안료 100중량부에 대하여 폴리에틸렌글리콜 및 폴리에틸렌옥사이드 중에서 선택된 1종 이상의 물질 0.01∼6.0중량부를 포함하며, 상기 잉크의 표면장력이 20 ∼ 45 mN·m-1 범위이고, 상기 잉크의 점도가 2 ∼ 20 mPa·s 범위이며, 상기 잉크의 pH가 5 < pH < 10 범위인 것을 특징으로 하는 잉크젯 프린팅용 수계 청색 세라믹 잉크에 관한 것이다. 본 발명에 의하면, 휘발성 유기화합물(VOCs)에 대한 규제와 유기용매로 인한 잉크젯 헤드의 수명단축 등의 문제가 없고, 도기기 원료(raw material) 등에 사용되던 청색 세라믹 무기안료를 이용하여 분산안정성을 가지면서 잉크젯 프린팅 시 노즐 막힘 현상이 없으며, 수계를 기반으로 하여 환경 친화적이다.

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Номер записи: 71
15-06-2016 дата публикации

Positive active material, lithium secondary battery having the same and manufacturing method thereof

Номер: KR0101630209B1
Автор: 조우석, 김점수, 송준호, 우상길, 임태은, 김영준, 이고운
Принадлежит: 전자부품연구원

... 본 발명은 양극 활물질, 그를 갖는 리튬이차전지 및 그의 제조 방법에 관한 것으로, 층상계 산화물의 LiMO2(M= Ni, Co, Ti, Zr 등)에서 M의 Ni 함량이 65% 이상으로 증가하더라도 고온 환경에서의 전지 특성과 열안정성을 제공하기 위한 것이다. 본 발명은 Ni, Co 및 Mn을 포함하는 전이금속 전구체의 표면에 이종금속(M)을 코팅한 후 리튬 소스와 열처리하여 상기 이종금속(M)이 상기 Ni, Co 및 Mn 중 일부와 치환되어 아래의 화학식1로 표현되는 리튬이차전지용 양극 활물질을 제공한다. [화학식 1] LiNiaCobMncMdO2 (0.6 Подробнее

Номер записи: 72
06-06-2019 дата публикации

SOLID ELECTROLYTE, PREPARATION METHOD THEREFOR, AND SOLID-STATE BATTERY COMPRISING SAME

Номер: WO2019107878A1
Автор: KIM, Kyungsu, CHO, Woosuk, JEONG, Goojin, YU, Jisang
Принадлежит:

The present invention provides: a solid electrolyte having excellent water stability and comprising a sulfide-based compound represented by the following chemical formula (1), and metal oxide nanoparticles located on the surface of the sulfide-based compound, wherein the metal oxide nanoparticles are one or more selected from the group consisting of MgO, CaO, SrO, BaO, TiO2, ZrO2, Cr2O3, MnO, NiO, ZnO, Al2O3 and SnO2; a preparation method therefor; and a solid-state battery having excellent manufacturing processability by using the same. LiaMbScXd (1) In the formula, M is one or more selected from the group consisting of Al, Si, P, Ga, Ge, As, In, Sn and Sb, X is one or more selected from the group consisting of F, Cl, Br, I, O, Se and Te, 1≤a≤7, 0≤b≤3, 4≤c≤7 and 0≤d≤1.

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Номер записи: 73
17-08-2015 дата публикации

INORGANIC PIGMENT HAVING EXCELLENT ADHESIVENESS FOR LASER PRINTING WITH RESPECT TO TRANSFERRED SHEET AND MANUFACTURING METHOD THEREOF

Номер: KR1020150092885A
Автор: PEE, JAE HWAN, KIM, GEUN HEE, CHO, WOO SEOK, KIM, HYUNG TAE
Принадлежит:

The present invention relates to an inorganic pigment comprising an inorganic pigment and an adhesive reinforcing agent for covering the inorganic pigment particle for laser printing and a manufacturing method thereof. According to the present invention, in the case of manufacturing transfer paper through laser printing using a toner comprising an inorganic pigment for laser printing, after transferring a toner image developed from electrostatic latent image formed on an light visual receptor to a toner image on an unsettled sheet such as paper or the like, an organic pigment particle firmly and stably is settled on the unsettled sheet by the adhesive reinforcing agent formed on the surface of the inorganic pigment particle, thereby manufacturing transfer paper for ceramics with high resolution by preventing a spreading phenomenon on a pigment on the unsettled sheet or an off-set phenomenon, wherein an attached sheet is polluted by retransferring the toner attached and transferred on the ...

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Номер записи: 74
22-11-2017 дата публикации

MANUFACTURING METHOD OF CERAMIC COMPOSITE MATERIAL FOR ELECTROSTATIC CHUCK

Номер: KR1020170127636A
Автор: KIM, JONG YOUNG, LEE, SUNG MIN, CHOI, KI BEOM, CHO, WOO SEOK, KIM, HYUNG TAE
Принадлежит:

The present invention relates to a ceramic composite material for an electrostatic chuck and a manufacturing method thereof, wherein the ceramic composite material contains yttrium oxide (Y_2O_3) and aluminum oxide (Al_2O_3) at the molar ratio of 1:1-1:2, contains 0.01-10 parts by weight of one or more materials selected between magnesium oxide (MgO) and silicon oxide (SiO_2) based on the total amount of 100 parts by weight of the yttrium oxide (Y_2O_3) and the aluminum oxide (Al_2O_3) and has 96.0-99.8% of relative density. The present invention can obtain a material having high resistivity and permittivity, having a small dielectric loss, being dense, having a low surface roughness, having an excellent plasma resistance property, inhibiting occurrence of pollutant particles, having excellent mechanical properties and being stable without cracks. COPYRIGHT KIPO 2017 ...

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Номер записи: 75
27-09-2016 дата публикации

정밀 인쇄가 가능한 레이저 프린터용 분체 토너 및 그 제조방법

Номер: KR0101660296B1
Автор: 피재환, 김근희, 김유진, 조우석
Принадлежит: 한국세라믹기술원

... 본 발명은, 100㎚∼10㎛의 평균 입경을 갖는 분말 상태의 세라믹 무기안료 표면에 유기화합물계 실란과 폴리에스터를 포함하는 정전기 유도물질이 코팅되어 있고, 상기 유기화합물계 실란은 감마-메타크릴록시프로필트리메톡시실란, 3-(N-페닐아미노)프로필트리메톡시실란, 3-글리시독시프로필트리메톡시실란, GN-옥틸트리에톡시실란, 비스(3-트리에톡시릴프로필)테트라설파이드, 페닐트리스(메틸에틸케톡시미노)실란 및 메틸트리스(메틸에틸케톡시미노)실란 중에서 선택된 1종 이상의 실란을 포함하는 것을 특징으로 하는 레이저 프린터용 분체 토너 및 그 제조방법에 관한 것이다. 본 발명에 의하면, 세라믹 무기안료에 정전기 유도물질을 코팅하여 레이저 프린터에 필요한 정전기력을 제공할 수 있고, 기계적 특성(mechanical properties)이 우수하며, 높은 해상도와 우수한 정밀도를 구현할 수 있다.

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Номер записи: 76
12-07-2018 дата публикации

MANUFACTURING METHOD OF POTASSIUM TITANIUM NIOBATE POWDER

Номер: KR101877226B1
Автор: KIM, JONG YOUNG, LEE, NAH REE, PEE, JAE HWAN, CHO, WOO SEOK, LEE, JUNG JU, KWON, SUNG WOOK
Принадлежит: KOREA INSTITUTE OF CERAMIC ENGINEERING AND TECHNOLOGY, SANGSIN BRAKE CO., LTD.

The present invention relates to a manufacturing method of potassium titanium niobate powder which contains a KTiNbO_5 crystal phase, has a plate-like structure, and has an aspect ratio in a range of 2 to 5. According to the present invention, since a chemical process is not included in a synthesis process, the time and costs required for the treatment of waste liquid generated in the chemical process can be reduced, and the manufacturing processes can be simplified, the potassium titanium niobate powder can be synthesized through heat treatment instead of melting, and the synthesis of a single phase may be possible. COPYRIGHT KIPO 2018 (AA) Experimental example 12 (BB) Experimental example 11 (CC) Experimental example 10 (DD) Experimental example 9 (EE) Experimental example 8 (FF) Experimental example 7 ...

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Номер записи: 77
29-01-2024 дата публикации

저장고에 저장된 농산물에 대한 음파 발생 및 카메라 분석을 통한 선도 유지 시스템, 제어 방법 및 컴퓨터 프로그램

Номер: KR20240012029A
Автор: 엄태영, 최익영, 조우석, 박수철, 백정호, 김연식, 이기남
Принадлежит:

... 본 발명은, 저장고의 내부에 대해 음파를 발생시키는 음파 발생 모듈, 저장고에 저장된 저장품에 대해 촬영을 수행하는 카메라 모듈, 및 음파 발생 모듈 및 카메라 모듈과 연결되어, 카메라 모듈의 촬영에 따라 획득된 이미지를 바탕으로, 저장품에 대한 선도 분석을 수행하는 제어 모듈을 포함하는, 저장고에 저장된 농산물에 대한 음파 발생 및 카메라 분석을 통한 선도 유지 시스템, 제어 방법 및 컴퓨터 프로그램에 관한 것이다.

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Номер записи: 78
12-05-2017 дата публикации

ORANGE COLOR INORGANIC PIGMENT

Номер: KR101734820B1
Автор: KIM, UNG SOO, KIM, SOO MIN, CHO, WOO SEOK
Принадлежит: KOREA INSTITUTE OF CERAMIC ENGINEERING AND TECHNOLOGY

The present invention relates to an orange color inorganic pigment, as inorganic pigment powder showing an orange color, comprises a TiO_2 crystal phase, an SnO_2 crystal phase, and a Zn_2TiO_4 crystal phase, and shows a brightness index L value of 32-49, a chromaticness index a^* of 8.0-26.0, and a chromaticness index b^* of 19.0-40.0 in chromaticness CIE La^*b^*. The orange color inorganic pigment of the present invention, as an inorganic pigment which does not contain lead (Pb), has excellent stability, stably expresses a color even at a high temperature, has excellent light resistance against UV rays, has excellent humidity resistance, heat resistance, durability, and the like, and can be easily produced. COPYRIGHT KIPO 2017 ...

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Номер записи: 79
29-06-2018 дата публикации

MANUFACTURING METHOD FOR GREEN-GLAZED POTTERY WHERE PLURALITY OF BUBBLES ARE UNIFORMLY DISTRIBUTED ON GLAZE LAYER

Номер: KR1020180072062A
Автор: KIM, UNG SOO, NO, HYUNG GOO, KIM, SOO MIN, CHO, WOO SEOK
Принадлежит:

The present invention relates to a manufacturing method for green-glazed pottery where a plurality of bubbles are uniformly distributed on a glaze layer such that insulation is improved. The manufacturing method for green-glazed pottery comprises: a step of forming a glaze layer by glazing cinnabar in the upper part of a body layer of molded and firstly calcined pottery; a step of increasing the temperature to a calcination temperature while creating an oxidation atmosphere by injecting the pottery with glaze layer formed therein into a furnace and supplying air thereto; a step of maintaining the calcination temperature in order to intentionally form bubbles inside the glaze layer while creating a reduction atmosphere by blocking supply of air and supplying liquefied petroleum gas (LPG); and a step of blocking the supply of LPG and cooling down. COPYRIGHT KIPO 2018 ...

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Номер записи: 80
10-08-2015 дата публикации

Manufacturing method of Cathode material for Mg rechargeable batteries, and Cathode material for Mg rechargeable batteries made by the same

Номер: KR0101542838B1
Автор: 조우석, 김점수, 우상길, 김영준, 문보라
Принадлежит: 전자부품연구원

... 본 발명은 마그네슘 이차전지용 양극활물질의 제조 방법 및 이에 의하여 제조된 마그네슘 이차전지용 양극활물질에 관한 것으로서, 더욱 상세하게는 양극활물질의 입자 크기를 제어함으로써 반응효율을 높이고 부반응 비율을 낮출 수 있는 마그네슘 이차전지용 양극활물질의 제조 방법 및 이에 의하여 제조된 마그네슘 이차전지용 양극활물질에 관한 것이다.

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Номер записи: 81
25-07-2018 дата публикации

세라믹 중공체 분말의 제조방법

Номер: KR0101881741B1
Автор: 김응수, 조우석, 김진호
Принадлежит: 한국세라믹기술원

... 본 발명은, 폴리에틸렌글리콜(Polyethylene glycol), 폴리비닐알코올(Polyvinyl alcohol), 카르복시메틸셀룰로오스(Carboxymethyl cellulose) 및 폴리비닐피롤리돈(polyvinylpyrrolidone)으로 이루어진 군으로부터 선택된 1종 이상의 수용성 폴리머와 물유리를 혼합하는 단계와, 상기 물유리와 상기 수용성 폴리머를 혼합한 원료에 대하여 분무건조(spray dry) 공정을 수행하여 분말을 수득하는 단계 및 상기 분말을 열처리하여 세라믹 중공체 분말을 수득하는 단계를 포함하는 세라믹 중공체 분말의 제조방법에 관한 것이다. 본 발명에 의하면, 입자 크기가 균일하고 표면이 매끄러우며 낮은 열전도율과 우수한 열적·화학적 안정성을 갖고 강도 등의 기계적 특성(mechanical properties)이 우수하며 가볍고 내화성과 단열 효율이 우수하며 건축물의 단열재 등으로 사용될 수 있는 세라믹 중공체 분말을 제조할 수 있으며, 제조비용이 적게 들고, 제조공정이 간단하다.

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Номер записи: 82
31-10-2018 дата публикации

세라믹타일의 제조방법

Номер: KR0101913590B1
Автор: 김진호, 황광택, 조우석, 김응수, 한규성
Принадлежит: 한국세라믹기술원

... 본 발명은, 점토와 플라이애시를 포함하는 소지 원료를 용매에 혼합하여 세라믹타일용 소지 조성물을 형성하는 단계와, 상기 세라믹타일용 소지 조성물을 성형하고 건조하는 단계와, 건조된 결과물을 1차 소성하여 세라믹타일 소지층을 형성하는 단계와, 상기 세라믹타일 소지층 상부에 1차 유약층을 형성하는 단계와, 상기 1차 유약층 상부에 2차 유약층을 형성하는 단계 및 2차 유약층이 형성된 결과물을 2차 소성하는 단계를 포함하며, 상기 점토와 상기 플라이애시는 70:30 내지 99:1의 중량비로 혼합하는 것을 특징으로 하는 세라믹타일의 제조방법에 관한 것이다. 본 발명에 의하면, 기존 세라믹타일과 비교하여 굽힘강도 등의 기계적 특성(mechanical properties)을 유지하면서도 석탄화력 발전의 부산물인 플라이애시를 재활용하여 원료 비용을 절감하여 가격경쟁력을 확보할 수 있할 수 있다.

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Номер записи: 83
17-02-2016 дата публикации

POSITIVE ELECTRODE COMPOSITION FOR MAGNESIUM SECONDARY BATTERY AND MAGNESIUM SECONDARY BATTERY COMPRISING SAME

Номер: KR1020160018039A
Автор: KIM, YOUNG JUN, WOO, SANG GIL, PARK, MIN SIK, CHO, WOO SUK
Принадлежит:

The present invention relates to a positive electrode composition for a magnesium secondary battery and a magnesium secondary battery comprising the same. The positive electrode composition for a magnesium secondary battery and the magnesium secondary battery comprising the same according to the present invention have improved reversibility of an active material through interaction between a copper metal included in an electrode composition and a magnesium ion which is de-inserted/inserted in a positive electrode active material of a magnesium secondary battery. In addition, the positive electrode composition for a magnesium secondary battery comprises: a copper metal; and a magnesium positive electrode active material. COPYRIGHT KIPO 2016 ...

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Номер записи: 84
17-02-2016 дата публикации

MANUFACTURING METHOD OF SINGLE-PHASE POSITIVE ELECTRODE ACTIVE MATERIAL FOR MAGNESIUM SECONDARY BATTERY, AND SINGLE-PHASE POSITIVE ELECTRODE ACTIVE MATERIAL FOR MAGNESIUM SECONDARY BATTERY MANUFACTURED THEREBY

Номер: KR1020160017966A
Автор: KIM, YOUNG JUN, WOO, SANG GIL, PARK, MIN SIK, CHO, WOO SUK
Принадлежит:

According to the present invention, a manufacturing method of a single-phase positive electrode active material for a magnesium secondary battery, is treated by heat after being molded as a pellet form so as to generate an uniform reaction between copper powder and Mo_6S_8 powder in comparison with the conventional method, thereby being manufactured as a single composition between CuMo_6S_8 in an activated state and Cu_2Mo_6S_8 in an inactivated state. Accordingly, a magnesium battery for applying a single-phase positive electrode active material for a magnesium secondary battery manufactured by the present invention exhibits high capacity by reducing irreversible capacity. COPYRIGHT KIPO 2016 ...

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Номер записи: 85
20-07-2015 дата публикации

Manufacturing method of graphene-ceramic composites with excellent fracture toughness

Номер: KR0101537942B1
Автор: 김종영, 김효진, 조우석, 김응수, 피재환, 이은실
Принадлежит: 한국세라믹기술원

... 본 발명은, (a) 산화그래핀을 준비하는 단계와, (b) 상기 산화그래핀을 초음파를 이용하여 물을 포함하는 극성용매에서 박리하여 산화그래핀 분산액을 형성하는 단계와, (c) 상기 산화그래핀 분산액에 하이드라진 하이드레이트(hydrazine monohydrate)를 첨가하여 상기 산화그래핀을 환원시켜 산화그래핀의 환원물 현탁액을 형성하는 단계와, (d) 알루미나 분말과 지르코니아 분말을 준비하는 단계와, (e) 알루미나 분말과 지르코니아 분말을 극성용매에 혼합하여 세라믹 슬러리를 형성하는 단계와, (f) 상기 세라믹 슬러리를 상기 산화그래핀의 환원물 현탁액에 첨가하여 혼합하는 단계와, (g) 혼합된 결과물을 건조하고 성형하는 단계 및 (h) 상기 성형에 의해 형성된 성형체를 소결하는 단계를 포함하는 그래핀-세라믹 복합체의 제조방법에 관한 것이다. 본 발명에 의하면, 높은 파괴인성, 굽힘강도 및 내마모성을 갖는 그래핀-알루미나-지르코니아 복합체를 용이하게 제조할 수 있다.

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Номер записи: 86
08-03-2018 дата публикации

PREPARATION METHOD OF TITANIUM DIOXIDE PHOTOCATALYST DOPED WITH NITROGEN AND PHOTOCATALYST PREPARED THEREBY

Номер: KR1020180024820A
Автор: PEE, JAE HWAN, KIM, GEUN HEE, LEE, NA RI, KIM, YOO JIN, CHO, WOO SEOK
Принадлежит:

The present invention provides a preparation method of a titanium dioxide photocatalyst doped with nitrogen, the preparation method comprising the step of heating a mixture including titanium dioxide and a reducing agent at a high temperature under a nitrogen atmosphere to synthesize the photocatalyst. The preparation method according to the present invention can prepare a titanium dioxide photocatalyst having excellent photocatalytic activities even in visible rays and ultraviolet rays by performing a simple process of heating titanium dioxide coated with the reducing agent at a low temperature of 900°C or less under the nitrogen atmosphere. Further, the titanium dioxide photocatalyst prepared by the method has a large specific surface area by having an average particle size of several tens of nanometers, and is capable of being effectively applied to various fields by exhibiting excellent photocatalytic activities even in the visible rays and ultraviolet rays. Particularly, when manufacturing ...

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Номер записи: 87
07-10-2022 дата публикации

활물질이 없는 전고체 전지용 음극 및 이를 포함하는 전고체 전지

Номер: KR20220135643A
Автор: 김용구, 민홍석, 이상헌, 임재민, 김사흠, 김윤성, 조우석, 유지상, 정구진, 김경수
Принадлежит:

... 본 발명은 활물질을 포함하지 않는 전고체 전지용 음극에 관한 것이다. 구체적으로 상기 음극은 음극 집전체; 및 상기 음극 집전체 상에 위치하고, 탄소재 및 리튬과 합금 가능한 금속을 포함하는 복합층;을 포함하고, 상기 탄소재는 서로 응집되지 않은 복수 개의 1차 입자를 포함한다.

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Номер записи: 88
22-11-2018 дата публикации

OXIDE-BASED HIGH-VOLTAGE ANODE MATERIAL AND MANUFACTURING METHOD THEREOF

Номер: KR1020180125104A
Автор: CHO, WOO SUK, SONG, JUN HO, YU, JI SANG, OH, RYAE GYEONG
Принадлежит:

The present invention relates to a method for manufacturing an oxide-based high-voltage anode material for expressing excellent output characteristics by using a lithium nickel manganese composite oxide, which is a high-voltage anode material, and to an oxide-based high-voltage anode material manufactured thereby. The method for manufacturing an oxide-based high-voltage anode material according to the present invention comprises the steps of: adding a titanium raw material to the lithium nickel manganese composite oxide solution; dispersing the lithium nickel manganese composite oxide solution to which the titanium raw material is added; drying the dispersed lithium nickel manganese composite oxide solution to obtain powder; and firing the obtained powder to produce an oxide-based high-voltage anode material doped with titanium (Ti). COPYRIGHT KIPO 2019 (AA) Start (BB) End (S10) Manufacturing a lithium nickel manganese solution (S20) Adding titanium to the lithium nickel manganese composite ...

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Номер записи: 89
01-10-2018 дата публикации

NI-RICH POSITIVE POLE MATERIAL FOR NON-AQUEOUS LITHIUM SECONDARY BATTERY USING ROUND TRANSITION METAL COMPLEX HYDROXIDE HAVING SURFACE COATED WITH NANO SIZE OF TIN DIOXIDE AND MANUFACTURING METHOD THEREOF

Номер: KR1020180105762A
Автор: SONG, JUN HO, CHO, WOO SUK, YU, JI SANG, JO, YONG NAM, LEE, GO WOON, LEE, SUN MI
Принадлежит:

The present invention relates to a Ni-rich positive pole material for a non-aqueous lithium secondary battery and a manufacturing method thereof. A round transition metal complex hydroxide is surface-coated with a nano size of tin dioxide and structural stability of a Ni-rich positive pole material and strength of a particle is improved. High capacity realization of 185 mAh/g or more can be possible, and at the same time, an excellent lifespan characteristic is secured at a high temperature. The present invention provides a Ni-rich positive pole material for a round non-aqueous lithium secondary battery and a manufacturing method thereof. A round transition metal complex hydroxide is manufactured by co precipitating a solution in which a cobalt raw material, a nickel raw material, a manganese raw material, a hydroxyl group raw material, and an ammonium raw material are mixed, and a surface of a transition metal complex hydroxide is coated with a nano size of tin dioxide. Moreover, a transition ...

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Номер записи: 90
14-09-2022 дата публикации

황화물계 고체전해질/탄소원료 복합체, 그를 이용한 전극 및 전고체전지

Номер: KR102442718B1
Автор: 조우석, 김경수, 정구진, 유지상
Принадлежит: 한국전자기술연구원

... 본 발명은 황화물계 고체전해질 복합체, 그를 이용한 전극 및 전고체전지에 관한 것으로, 전극 내 이온전도와 전기전도 채널을 원활하게 구축하기 위한 것이다. 본 발명은 황화물계 고체전해질층, 황화물계 고체전해질층의 일면에 적층된 양극층, 및 황화물계 고체전해질층의 일면에 반대되는 타면에 적층된 음극층을 포함하는 전고체전지를 제공한다. 양극층 및 음극층 중에 적어도 하나는, 활물질과, 황화물계 고체전해질에 탄소원료를 복합화하여 제조한 황화물계 고체전해질 복합체를 포함한다.

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Номер записи: 91
25-04-2023 дата публикации

황화물계 고체전해질의 제조 방법, 그 제조 방법으로 제조된 황화물계 고체전해질 및 전고체전지

Номер: KR20230054519A
Автор: 김경수, 조우석, 박건호, 유지상
Принадлежит:

... 본 발명은 저가의 탄소 함유 황화리튬을 이용하여 전자 전도도가 낮고, 이온 전도도가 높은 황화물계 고체전해질을 제조하기 위한 황화물계 고체전해질의 제조 방법, 그 제조 방법으로 제조된 황화물계 고체전해질 및 전고체전지에 관한 것이다. 본 발명에 따른 황화물계 고체전해질의 제조 방법은 에탄올 용매에 탄소를 함유하는 황화리튬을 포함하는 황화물계 고체전해질의 원료 물질을 혼합하여 혼합물을 제조하는 단계, 혼합물을 건조하여 분말을 제조하는 단계 및 분말을 열처리하여 황화물계 고체전해질을 제조하는 단계를 포함한다.

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Номер записи: 92
22-02-2018 дата публикации

VACUUM CHUCK COMPOSITE AND PREPARATION METHOD THEREFOR

Номер: WO2018034422A1
Автор: KIM, Jong-Young, CHO, Woo-Seok, CHOI, Kwang Min
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The present invention relates to: a vacuum chuck composite comprising 75-93 wt% of alumina, 7-25 wt% of silica, and 0.01-5 parts by weight of a carbon-based material on the basis of 100 parts by weight of the total amounts of the alumina and the silica; and a preparation method therefor. According to the present invention, a carbon-based material is dispersed in Al2O3 and SiO2 ceramic materials, and thus the present invention has reduced electrical resistance so as to have an antistatic function, has excellent mechanical properties, exhibits porosity, can be prepared easily without a complex preparation process, and has low preparation costs.

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Номер записи: 93
12-10-2018 дата публикации

질소도핑된 이산화티타늄 광촉매의 제조방법 및 이에 의해 제조된 광촉매

Номер: KR0101907517B1
Автор: 피재환, 김근희, 이나리, 김유진, 조우석
Принадлежит: 한국세라믹기술원

... 본 발명은, 이산화티타늄 및 환원제를 포함하는 혼합물을 질소 분위기하에서 고온으로 가열하여 광촉매를 합성하는 단계를 포함하는 질소도핑된 이산화티타늄 광촉매의 제조방법을 제공한다. 본 발명에 따른 질소도핑된 이산화티타늄 광촉매의 제조방법에 따르면, 환원제가 코팅된 이산화티타늄을 질소분위기하에서 900 ℃ 이하의 저온으로 가열하는 간단한 공정으로 가시광선 및 자외선에서도 우수한 광촉매 활성을 갖는 이산화티타늄 광촉매를 제조할 수 있다. 또한, 상기 방법에 의해 제조된 이산화티타늄 광촉매는 평균 입자크기가 수십 나노미터의 크기를 가져 비표면적이 넓으며, 가시광선 및 자외선에서도 우수한 광촉매 활성을 나타내어 다양한 분야에 효과적으로 활용 가능하다. 특히, 상기 광촉매를 도자기의 원료로 활용하여 도자기를 제조할 경우, 제조한 도자기가 위치한 지역 부근의 대기에 포함된 유해물질을 효과적으로 분해할 수 있다.

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Номер записи: 94
27-09-2016 дата публикации

내스크래치성이 우수한 청자유약 조성물 및 이를 이용한 내스크래치성이 개선된 청자의 제조방법

Номер: KR0101660299B1
Автор: 피재환, 이나리, 김근희, 김유진, 조우석
Принадлежит: 한국세라믹기술원

... 본 발명은, 청자유약 분말, 프리트 및 물을 포함하며, 상기 프리트는 화학 조성 성분으로 SiO2 54∼64중량%, Al2O3 5∼10중량%, CaO 10∼18중량%, MgO 0.01∼2.5중량%, K2O 0.1∼5중량%, Na2O 0.01∼2중량%, TiO2 0.001∼1.5중량%, B2O3 0.1∼6중량% 및 ZnO 5∼20중량%를 포함하는 분말이고, 상기 청자유약 분말과 상기 프리트는 60:40∼95:5의 중량비를 이루며, 함수율이 35∼55%를 이루는 것을 특징으로 하는 청자유약 조성물 및 이를 이용한 내스크래치성이 개선된 청자의 제조방법에 관한 것이다. 본 발명에 의하면, 청자유약(Celadon glaze) 조성물을 이용하여 내스크래치성이 개선된 청자를 제조할 수 있다.

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Номер записи: 95
10-11-2016 дата публикации

구리 카본 복합체, 이의 제조 방법, 및 이를 포함하는 마그네슘 전지 양극활물질

Номер: KR0101674406B1
Автор: 김영준, 박민식, 우상길, 조우석
Принадлежит: 전자부품연구원

... 본 발명은 구리 카본 복합체, 이의 제조 방법 및 이를 포함하는 마그네슘 전지 양극활물질에 관한 것이다. 본 발명에 의한 구리 카본 복합체는 고온에서 플라즈마 처리 됨으로써 카본 표면에 구리 입자가 결합되고, 쉐브렐 구조의 양극활물질에 첨가시 구리가 쉐브렐 구조의 양극활물질 구조 내부에 잔존하는 것과 동일하거나 향상된 전기화학 특성을 구현할 수 있으며, 첨가되는 카본에 의해 복합적인 효과를 나타낸다.

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Номер записи: 96
31-08-2015 дата публикации

METHOD FOR MANUFACTURING NANO CARBON POWDER

Номер: KR1020150098737A
Автор: HWANG, KWANG TAEK, CHO, WOO SEOK, KIM, JIN HO, KIM, KYUNG IN
Принадлежит:

The present invention relates to a method for manufacturing nano carbon powder using induced thermal plasma. According to the present invention, high purity nano carbon powder can be obtained by a method of forming plasma with plasma source gas using induced thermal plasma equipment, pyrolizing raw materials by means of bringing into contact with high temperature plasma, and supplying rapid-cooling gas to nano carbon generated from the pyrolized raw materials from an upper portion of a reaction pipe and cooling the nano carbon. According to the present invention, reaction is completed within a short period of time by being performed at high temperature using induced thermal plasma, and impurities are not generated therefrom. Therefore, the method of the present invention does not require a post-heat treatment and is carried out in a continuous process. Thus the process can be simplified. In addition, the physical properties of nano carbon can be easily controlled as a growth rate of nano ...

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Номер записи: 97
29-06-2018 дата публикации

METHOD FOR MANUFACTURING CERAMIC TILE

Номер: KR1020180072048A
Автор: KIM, JIN HO, HWANG, KWANG TAEK, CHO, WOO SEOK, KIM, UNG SOO, HAN, KYU SUNG
Принадлежит:

The present invention relates to a method for manufacturing a ceramic tile comprising: a step of forming a base composition for a ceramic tile by mixing a base raw material including clay and fly ash into a solvent; a step of forming and drying the base composition for the ceramic tile; a step of forming a ceramic tile base layer by preliminarily sintering a dried result product; a step of forming a first glaze layer on an upper part of the ceramic tile base layer; a step of forming a second glaze layer on an upper part of the first glaze layer; and a step of secondarily sintering the result product on which the second glaze layer is formed. The clay and the fly ash are mixed in a weight ratio of 70:30 to 99:1. The present invention is provided to maintain mechanical properties such as flexural strength or the like by being compared with a conventional ceramic tile; and to reduce raw material costs by recycling the fly ash which is a by-product of coal thermal power generation, thereby ...

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Номер записи: 98
04-04-2013 дата публикации

PRECURSOR OF A CATHODE ACTIVE MATERIAL FOR A LITHIUM SECONDARY BATTERY, CATHODE ACTIVE MATERIAL, METHOD FOR MANUFACTURING THE CATHODE ACTIVE MATERIAL, AND LITHIUM SECONDARY BATTERY INCLUDING THE CATHODE ACTIVE MATERIAL

Номер: WO2013048047A3
Автор: SONG, Jun Ho, KIM, Young Jun, KIM, Jeom-Soo, CHO, Woo Suk, KIM, Jae-Hun, LEE, Jun Sung, KIM, Jin Hwa, LEE, Kyoung Joon
Принадлежит:

The present invention relates to a precursor for a lithium secondary battery, to a cathode active material including the precursor, to a method for manufacturing the cathode active material, and to a lithium secondary battery including the cathode active material. More particularly, the precursor is plate-shaped and has a thickness of about 1 nm to about 30 nm, and is represented by following chemical formula 1: [Chemical formula 1] NixCoyMn1-x-y-zMz(OH)2. In chemical formula 1, 0 Подробнее

Номер записи: 99
19-03-2015 дата публикации

LITHIUM SECONDARY BATTERY AND METHOD FOR MANUFACTURING SAME

Номер: WO2015037795A1
Автор: YIM, Taeeun, KIM, Jeomsoo, KIM, Youngjun, SONG, Junho, WOO, Sanggil, CHO, Woosuk
Принадлежит:

The present invention relates to a lithium secondary battery. Disclosed are a lithium secondary battery and a method for manufacturing the same, the lithium secondary battery comprising: a case; a plurality of electrode units which are arranged on the inner side of the case at regular intervals; and an electrolyte layer consisting of a separation membrane arranged between the plurality of electrode units and an electrolyte in which at least a part of a sulfone-based material is mixed, wherein cathode electrode units, from among the plurality of electrode units, comprise a film formed by a side reaction in response to the sulfone-based material contained in the electrolyte.

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Номер записи: 100