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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 22. Отображено 22.
13-05-2009 дата публикации

Process for preparing nano-organosilicon composite coating

Номер: CN0101429355A
Принадлежит:

The invention relates to a method for preparing a nanometer organosilicone composite coating solution. The method comprises the following steps: Tetraethyl orthosilicate, nanometer monox and a plurality of silane coupling agents (such as KH560, KH792) are mixed through certain proportion, are added with certain amount of ethanol, are stirred through a magnetic stirrer and are added with certain amount of water and inorganic acid during the period; the solution is heated and condensed to certain temperature; and the obtained solution is kept stand for certain time to obtain the organosilicone composite coating solution. The solution can be used for coating the surface of metal, plastic and other substrates through spraying, dip coating, brushing, pull spraying or rotary coating so as to obtain a coating layer. The obtained coating layer has high rigidity, wearing resistance and weather resistance, and can be used for protecting the surfaces of various substrates.

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05-01-2011 дата публикации

Method for preparing high-refractivity nanocomposite organosilicon hybrid material and coating thereof

Номер: CN0101935456A
Принадлежит:

The invention provides a method for preparing a high-refractivity nanocomposite organosilicon hybrid material and a coating thereof. The method is mainly characterized by comprising the following steps of: at certain temperature, uniformly mixing absolute alcohol, deionized water and inorganic acid, under the condition of violent stirring, dropwise adding metal alkoxides, and hydrolyzing the metal alkoxides to prepare nano inorganic oxide sol; meanwhile, performing addition reaction on hydrogen-containing silicone oil and vinyl-containing organosilicon monomer in the presence of a catalyst to prepare an organosilicon polymer, dissolving the organosilicon polymer in tetrahydrofuran, dropwise adding nano sol, and violently stirring for reaction to crosslink the nano sol and the organosilicon so as to prepare a nanocomposite organosilicon hybrid sol; and preparing a coating on a substrate by adopting a spinning method, a pulling method or an immersion method, and heating and curing to prepare ...

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17-06-2009 дата публикации

Production method of high refractive index nano modified organosilicon encapsulating material

Номер: CN0101457022A
Принадлежит:

A producing method for a high-refractive index modified organic silicon sealing material adopts a two-pack route and uses a plurality kinds of organic silicon polymer bodies provided with special function genes and produces ropy nanometer modified organic silicon polymer sealing solution together with the inorganic nanometer oxide sol through a certain technique; a thick coat on the chip is produced in a simple method before the solidification and the sealing coat with the needed performance is gained after a certain temperature process. The gained sealing material is provided with the performances of high refractive index, high transmittance, high-temperature resistance, being UV resistant and aging resistant and strong caking, thus can be applied in the sealing of the power typed LED lighting fittings.

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20-01-2010 дата публикации

Tin oxide bismuth aqueous spectral selectivity nano paint and preparation method thereof

Номер: CN0101629048A
Принадлежит:

The invention discloses tin oxide bismuth aqueous spectral selectivity nano paint and a preparation method thereof. The preparation method comprises the following steps: adding tin oxide bismuth nano powders into deionized water, stirring with a magnetic stirrer, adding certain auxiliary agents, such as a dispersant, a defoaming agent and the like in the stirring process, then dispersing with a ball mill, adding a certain amount of dispersant in the dispersing process, and then obtaining stable nano tin oxide bismuth pulp; dropping the prepared tin oxide bismuth nano pulp into aqueous resin according to a formula, stirring and dispersing for 10-30min, then adding the auxiliary agents and a diluting agent proportionally, stirring and mixing evenly to prepare the tin oxide bismuth aqueous spectral selectivity nano paint. Compared with other filming glass, the cost of the paint is greatly lowered, and the paint has the advantages of high transmittance of visible light, high obstruction rate ...

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06-04-2011 дата публикации

Vibration isometric multi-angle hammer ball specific-strength training and monitoring device

Номер: CN0102000427A
Принадлежит:

The invention provides a vibration isometric multi-angle hammer ball specific-strength training and monitoring device which relates to a hammer ball specific-strength training and monitoring device and aims at solving the problem that the hammer ball specific-strength training is lack of vibration isometric multi-angle training measures and monitoring measures. A vibration device is fixedly connected with a first lower sleeve and a second lower sleeve, a tall upright post and a short upright post are arranged in the first lower sleeve and the second lower sleeve, a first position limiting sleeve, a first spring and a first upper sleeve are sleeved and arranged on the tall upright post, a second position limiting sleeve, a second spring and a second upper sleeve are sleeved and arranged on the short upright post, an inclined straining beam is hinged with the first upper sleeve and the second upper sleeve, a connecting member is fixedly connected with the inclined straining beam, a shaft ...

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06-04-2011 дата публикации

Vibrating training and monitoring device of isometric and multi-angle hip and leg combination force

Номер: CN0102000423A
Принадлежит:

The invention discloses a vibrating training and monitoring device of isometric and multi-angle hip and leg combination force and relates to a training and monitoring device of hip and leg combination force so as to solve the problems that wrestling, throwing and other special force trainings lack vibrating training and monitoring means of isometric and multi-angle hip and leg combination force at present. A frame is fixedly arranged on a vibrator, a connecting part is fixedly arranged at the inner upper end of the frame, a hydraulic cylinder is fixedly connected with the connecting part, the piston rod of the hydraulic cylinder is fixedly connected with a rotor, and the rotor is fixedly connected with a pressure sensor. Power is transmitted to a second shaft by a first speed regulating motor through a gear transmission pair, the second shaft is connected with a first shaft through a connecting sleeve, the first shaft is fixedly connected with a pedal plate by a torque sensor, the second ...

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26-01-2011 дата публикации

Method for preparing cement-based water-based composite nano-silicate inorganic functional sol

Номер: CN0101955348A
Принадлежит:

The invention provides a method for preparing cement-based water-based composite nano-silicate inorganic functional sol, which is mainly characterized by comprising the following steps of: heating and stirring alkali silicate serving as a raw material, and slowly adding methyl sodium silicate dropwise; stirring for certain time, cooling to normal temperature, adding an organic amine substance, and stirring to ensure that the organic amine substance is subjected to full crosslinking reaction; adding nano-particles, such as SiO2 or CaCO3 and the like, which are subjected to surface modification, and fully stirring to ensure that the nano-particles which serve as a dispersion phase are completely dispersed in the sol; adding various functional additives, and stirring to ensure that the added functional additives are fully dispersed in the sol; and slowly adding aqueous solution of magnesate dropwise, heating and stirring to ensure that magnesium ions are effectively crosslinked in the sol.

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22-06-2005 дата публикации

Composite atomic-oxygen resistant coating solution and atomic-oxygen resistant coating preparing method

Номер: CN0001629225A
Принадлежит:

The invention provides a process for preparing atom oxygen resisting coating solution which comprises, mixing tetraethoxysilane, nano silicon oxide, nano aluminium oxide and silicane coupling agent (such as KH570) by a predetermined proportion, dissolving into ethanol solution, stirring with magnetic mixer, charging water and inorganic acid, finally stewing the obtained solution for 1 hr. The obtained solution can be used for making the surface covering for polyimides, which has atom oxygen resisting property, thus can be used for aircrafts in low orbit space.

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05-01-2011 дата публикации

Method for manufacturing high-refractive index TiO2/organic silicon hybrid coating

Номер: CN0101935457A
Принадлежит:

The invention provides a method for manufacturing a high-refractive index TiO2/organic silicon hybrid coating, which is mainly characterized by comprising the following steps: dripping a phenyl-containing organic silicon monomer into mixed solution of absolute ethanol, deionized water and an inorganic acid; heating and stirring for a certain time period; adding gamma-glycidyloxypropyltrimethoxysilane to perform a cross-linking reaction to obtain high-refractive index organic silicon sol; stopping heating, dripping mixed solution of absolute ethanol and deionized water by using afterheat; adding a titanium alkoxide to obtain netty nano composite organic silicon hybrid sol; and preparing the hybrid coating by a spinning process. The coating, after being solidified with heat, has the characteristics of high refractive index, high light transmittance, high-temperature resistance and high bonding strength. The refractive index of the coating increases with the increase of TiO2 content; in addition ...

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07-10-2009 дата публикации

Polyurethane BTO nano transparent heat insulation coating

Номер: CN0101550313A
Принадлежит:

The invention discloses a polyurethane BTO nano transparent heat insulation coating and a preparation method thereof. The coating comprises 30-65 percent by weight of synthetic polyurethane, 10-25 percent by weight of BTO sizing agent, 1-10 percent by weight of auxiliary agent and 15-60 percent by weight of diluting agent, wherein the solid content of the nano BTO sizing agent is 10-30 percent and the grain diameter is 30-80nm. The preparation method comprises the steps of firstly, dropping 10-25 percent by weight of the BTO sizing agent with solid content being 10-30 percent into 30-65 percent by weight of polyurethane resin, stirring for 10-30 min, adding the auxiliary agent and the diluting agent by weight percent, and stirring to obtain glass transparent heat insulation coating. Compared with other coated glass, the coating has the advantages of visible light transmission achieving 99.5 percent, infrared rejection achieving 85 percent, ultraviolet rejection achieving 99.5 percent, high ...

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04-01-2012 дата публикации

Vibrating training and monitoring device of isometric and multi-angle hip and leg combination force

Номер: CN0102000423B
Принадлежит:

The invention discloses a vibrating training and monitoring device of isometric and multi-angle hip and leg combination force and relates to a training and monitoring device of hip and leg combination force so as to solve the problems that wrestling, throwing and other special force trainings lack vibrating training and monitoring means of isometric and multi-angle hip and leg combination force at present. A frame is fixedly arranged on a vibrator, a connecting part is fixedly arranged at the inner upper end of the frame, a hydraulic cylinder is fixedly connected with the connecting part, thepiston rod of the hydraulic cylinder is fixedly connected with a rotor, and the rotor is fixedly connected with a pressure sensor. Power is transmitted to a second shaft by a first speed regulating motor through a gear transmission pair, the second shaft is connected with a first shaft through a connecting sleeve, the first shaft is fixedly connected with a pedal plate by a torque sensor, the second ...

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15-09-2010 дата публикации

Method for preparing manganese zinc ferrite-coated carbon nano tube magnetic material

Номер: CN0101834044A
Принадлежит:

The invention provides a method for preparing a manganese zinc ferrite-coated carbon nano tube magnetic material. The method is mainly characterized in that: carbon nano tubes with hydroxy and carboxyl and soluble Mn2+, Zn2+ and Fe3+ salt in a certain weight ratio are used as raw materials; and the method comprises the following steps of: fully mixing the raw materials, then performing titration by using strong alkali solution, then adding a certain amount of acetic acid into the solution, performing hydrothermal reaction on the solution, and filtering, washing and drying a reaction product to obtain the manganese zinc ferrite-coated carbon nano tube magnetic material. The manganese zinc ferrite-coated carbon nano tube magnetic material with different grain diameters can be obtained by adjusting the adding amount of iron salt and the temperature and time of the hydrothermal reaction. The method has the characteristics of simple process, less pollution, energy conservation, low production ...

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23-03-2011 дата публикации

Method for preparing nanometer TiO2 sol hybrid coatings

Номер: CN0101987919A
Принадлежит:

The invention provides a method for preparing nanometer TiO2 sol hybrid coatings. The method is characterized by comprising the steps of: uniformly mixing titanium alkoxide, isopropyl tri(dioctylpyrophosphate) titanate and absolute ethyl alcohol at room temperature, dropwise adding a mixed solution of the absolute ethyl alcohol, deionized water and inorganic acid, stirring for reaction, dripping a silane coupling agent, and continuously stirring for reaction to obtain a transparent and stable TiO2 sol; in addition, slowly dripping the mixed solution of the absolute ethyl alcohol, the deionized water and the inorganic acid after uniformly mixing KH560 with the absolute ethyl alcohol at room temperature, stirring for reaction, then dripping an organic silicon precursor to the TiO2 sol, and stirring for reaction at room temperature so as to obtain the transparent nanometer TiO2 sol hybrid coatings; and forming films by adopting a spin-coating method, a Czochralski method, a spraying method ...

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06-10-2010 дата публикации

Method for preparing one-dimensional non-linear optical material fibrous KNbO3 crystals

Номер: CN0101851778A
Принадлежит:

The invention relates to a method for preparing one-dimensional non-linear optical material fibrous KNbO3 crystals, which is characterized in that: KOH, Nb2O5, and soluble sylvite are taken as raw materials and put in a teflon lined hydrothermal reactor to be subjected to the hydrothermal reaction after being fully mixed, and after the raw materials are cooled, sodium citrate and EDTA are added to be subjected to the hydrothermal reaction; and then the fibrous KNbO3 crystals are obtained after filtering, washing and drying. The fibrous KNbO3 crystals with different roughness can be obtained by adjusting the temperature and time of the hydrothermal reaction. The crystals have high electro-optic coefficient, nonlinear optical coefficient and high-temperature ferroelectricity, and good optical reflectivity, and can be widely used in optical waveguide, frequency doubling, holographic storage and surface acoustic wave equipment.

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20-04-2011 дата публикации

Preparation method for hydrophobic silica aerogel

Номер: CN0102020285A
Принадлежит:

The present invention discloses a preparation method for hydrophobic silica aerogel with industrial waterglass as a raw material, which comprises the following steps: diluting the industrial waterglass with water; neutralizing with an acid to obtain hydrosol; allowing the hydrosol to stand and age for 8-48 hours at normal temperature so as to form hydrogel; replacing the water in the hydrogel with anhydrous ethanol; allowing the hydrogel to react with organosilane compounds; performing surface modification and simultaneous solvent exchange with n-hexane; suction-filtering; washing; allowing to stand at normal temperature to obtain white hydrophobic silica aerogel powder. The preparation method has simple process and low cost, and the prepared aerogel has porous network-like structure which features a low density and a high specific surface area.

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23-05-2012 дата публикации

Method for preparing one-dimensional non-linear optical material fibrous KNbO3 crystals

Номер: CN0101851778B
Принадлежит:

The invention relates to a method for preparing single phase non-linear optical material fibrous KNbO3 crystals, which is characterized in that: KOH, Nb2O5, and soluble sylvite are taken as raw materials and put in a teflon lined hydrothermal reactor to be subjected to the hydrothermal reaction after being fully mixed, and after the raw materials are cooled, sodium citrate and EDTA are added to be subjected to the hydrothermal reaction; and then the fibrous KNbO3 crystals are obtained after filtering, washing and drying. The fibrous KNbO3 crystals with different roughness can be obtained by adjusting the temperature and time of the hydrothermal reaction. The crystals have high electro-optic coefficient, nonlinear optical coefficient and high-temperature ferroelectricity, and good optical reflectivity, and can be widely used in optical waveguide, frequency doubling, holographic storage and surface acoustic wave equipment.

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17-06-2009 дата публикации

Preparation of composite nano particle modified epoxy resin

Номер: CN0101457011A
Принадлежит:

The invention relates to the preparation of composite nano-particle modified epoxy resin, which comprises 100 weight proportion of epoxy resin, 18-78 weight proportion of curing agent phenolic aldehyde resin, 1.5-4.5 weight proportion of curing accelerator, 750-1635 weight proportion of composite inorganic nano-filler, 3.5-13.5 weight proportion of silicon oil modifier, and 10-35 proportion of triphenyl phosphate which is used for a flame retardant, wherein, the composite inorganic nano-filler refers to the mixture of (A) Nano-SiO2, (B) Nano-CaCO3 and (C) Nano-TiO2, wherein, 15-40nm A shares 40-80 percent of a total weight percentage, 20-35nm B shares 10-40 percent and 35-50nm C shares 5-30 percent.

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07-10-2009 дата публикации

Transparent heat insulation coating of alkyd resin glass

Номер: CN0101550312A
Принадлежит:

The invention discloses a transparent heat insulation coating of synthetic alkyd resin glass and a preparation method thereof, wherein the coating comprises 30-65 percent (weight) of synthetic alkyd resin, 10-20 percent of amine resin, 10-25 percent of ATO sizing agent, auxiliary agent and diluting agent, wherein the solid content of the nano ATO sizing agent is 10-30 percent and the grain diameter is 30-80nm. The preparation method comprises the steps of firstly, dropping 10-25 percent of nano ATO sizing agent with the solid content being 10-30 percent into the 30-65 percent of synthetic alkyd resin, stirring for 10-30 min, then adding the amine resin, the auxiliary agent and the diluting agent by weight percent, and stirring to obtain the glass transparent heat insulation coating. Compared with other coated glass, the coating reduces cost greatly and has the advantages of high visible light transmission, low infrared ray transmission, high hardness, strong adhesive force and the like.

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13-05-2009 дата публикации

Method for producing nano-organic/inorganic composite atom resistant oxygen coating

Номер: CN0101429350A
Принадлежит:

The invention relates to a method for preparing a nanometer organic/inorganic composite anti-atomic oxygen coating solution. The method comprises the following steps: tetraethyl orthosilicate, nanometer monox, nanometer alumina and a silane coupling agent (such as KH560) in certain proportion are mixed, are added with certain amount of ethanol as a solvent and are subjected to mechanical stirring through a magnetic stirrer; in the stirring process, proper amount of deionized water and inorganic acid are added into the mixture; and after certain time, the obtained solution is kept stand for a period of time so as to obtain the nanometer organic/inorganic composite anti-atomic oxygen coating solution. The solution can be used for coating the surface of polyimide through dip coating, brushing, pull spraying or rotary coating so as to obtain a coating layer. The obtained coating has the anti-atomic oxygen performance and can be used in an aerostat of a low orbit space.

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23-03-2011 дата публикации

Method for preparing nanometer hardened organic silicon coating

Номер: CN0101987941A
Принадлежит:

The invention provides a method for preparing a nanometer hardened organic silicon coating. The method is mainly characterized by comprising the following steps of: mixing ethyl orthosilicate, deionized water and various silane coupling agents (such as KH560, methyl triethoxysilane and the like) according to a proportion; adding absolute ethyl alcohol, stirring by using a magnetic stirrer, and adding an inorganic acid catalyst during the stirring; and heating and condensing the solution to obtain organic silicon composite coating solution. The solution can be used for coatings on the surface of substrates such as glass, metal, plastic and the like, and a coating is obtained by a pulling process. The obtained coating has high hardness, wear resistance and weather resistance and can be used for protecting the surface of various substrates. The method has the characteristics that: the preparation process is simple; and feasible and mass production can be realized.

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30-11-2011 дата публикации

Vibration isometric multi-angle hammer ball specific-strength training and monitoring device

Номер: CN0102000427B
Принадлежит:

The invention provides a vibration isometric multi-angle hammer ball specific-strength training and monitoring device which relates to a hammer ball specific-strength training and monitoring device and aims at solving the problem that the hammer ball specific-strength training is lack of vibration isometric multi-angle training measures and monitoring measures. A vibration device is fixedly connected with a first lower sleeve and a second lower sleeve, a tall upright post and a short upright post are arranged in the first lower sleeve and the second lower sleeve, a first position limiting sleeve, a first spring and a first upper sleeve are sleeved and arranged on the tall upright post, a second position limiting sleeve, a second spring and a second upper sleeve are sleeved and arranged on the short upright post, an inclined straining beam is hinged with the first upper sleeve and the second upper sleeve, a connecting member is fixedly connected with the inclined straining beam, a shaft ...

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20-01-2010 дата публикации

Transparent heat-insulated paint based on nano spectral selectivity compound oxide

Номер: CN0101629041A
Принадлежит:

The invention relates to transparent heat-insulated paint based on nano spectral selectivity compound oxide, which can be coated on the surfaces of glass, transparent resin, a transparent film, metal and cement. The paint comprises nano spectral selectivity compound oxide pulp, polyurethane resin, acrylic resin, alkyd resin, isocyanate resin, amino resin, a paint auxiliary agent, a diluting agent and the like. The paint has the advantages of transparence, high hardness, strong adhesion force, infrared ray shielding, ultraviolet ray screen, low cost and the like. The paint is especially applicable to architectural glass, automobile glass and the glass of trains, airplanes and the like. The paint has extensive application value and obvious economic benefit.

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