DOW CORNING TORAY CO., LTD. Patent applications |
Patent application number | Title | Published |
20160122478 | HYDROPHILIC ORGANOSILANES - The present disclosure relates to compositions comprising: an organosilane having the formula: (R | 05-05-2016 |
20150345614 | DRIVE DEVICE, IMAGE FORMING APPARATUS, AND GREASE COMPOSITION - A drive device includes a gear having a hole; a shaft that passes through the hole; and a grease composition that is held in a clearance between the shaft and an inner peripheral surface of the hole. The gear rotates on a peripheral surface of the shaft. At least one of the gear and the shaft is made of a resin. The clearance is in a range of 10 to 110 μm . The grease composition contains a hydrocarbon base oil and lithium soap serving as a thickener. A weight ratio of the hydrocarbon base oil to the lithium soap is in a range of 94.5:5.5 to 96.0:4.0. A consistency of the grease composition is in a range of 360 to 400. | 12-03-2015 |
20150344809 | DRIVE DEVICE, IMAGE FORMING APPARATUS, AND GREASE COMPOSITION - A drive device includes a plurality of gears; and a grease composition that is held on a tooth flank of at least one gear of the gears. The at least one gear is made of a resin. The grease composition contains a hydrocarbon base oil, lithium soap serving as a thickener, and olefin resin powder. A weight ratio between the hydrocarbon base oil and the lithium soap in the grease composition is in a range of 94.5:5.5 to 96.0:4.0. A consistency of the grease composition is in a range of 360 to 400. | 12-03-2015 |
20150344804 | DRIVE DEVICE, IMAGE FORMING APPARATUS, AND GREASE COMPOSITION - A drive device includes a slide bearing; a shaft that passes through the slide bearing; a gear that is fixed to the shaft; and a grease composition that is held in a clearance between the slide bearing and the shaft. At least one of the slide bearing and the shaft is made of a resin. The clearance is in a range of 10 to 110 μm. The grease composition contains a hydrocarbon base oil and lithium soap serving as a thickener. A weight ratio of the hydrocarbon base oil to the lithium soap is in a range of 94.5:5.5 to 96.0:4.0. A consistency of the grease composition is in a range of 360 to 400. | 12-03-2015 |
20150299543 | Curable Silicone Composition And Optical Semiconductor Device - A curable silicone composition comprises: (A) an organopolysiloxane having at least two silicon-bonded alkenyl groups per molecule; (B) an organopolysiloxane having at least two silicon-bonded hydrogen atoms per molecule; (C) at least one type of fine powder selected from the group consisting of zinc oxide fine powders surface-coated with an oxide and/or hydroxide of at least one element selected from the group consisting of Al, Ag, Cu, Fe, Sb, Si, Sn, Ti, Zr, and rare earth elements, zinc oxide fine powders surface-treated with an organosilicon compound not having an alkenyl group, and fine powders of hydrates of zinc carbonate; and (D) a hydrosilylation reaction catalyst. The curable silicone composition has excellent storage stability, and when cured, forms a cured product that undergoes minimal yellowing due to thermal aging and suppresses discoloration of silver electrodes and silver plating of substrates in an optical semiconductor device due to sulfur-containing gas. | 10-22-2015 |
20150275045 | LOW VOC CONSTRUCTION PRIMER - The present disclosure relates to a primer composition. The primer composition comprises: a tert butyl acetate solvent; an organometallic reagent selected from organotitanates, organozirconates, aluminum organometallic compounds, and any combination thereof; an organotin compound; a silane with at least 3 hydrolyzable groups; and a polyorganosiloxane resin. Optionally, the primer composition further comprises a second solvent different from the tert butyl acetate solvent. | 10-01-2015 |
20150272858 | TREATMENT AGENT AND COSMETIC COMPOSITION COMPRISING CO-MODIFIED ORGANOPOLYSILOXANE - A surface treatment agent or a powder treatment agent comprising a co-modified organopolysiloxane is disclosed. The co-modified organopolysiloxane is represented by the general formula: R | 10-01-2015 |
20150240424 | Anti-Foaming Agent And Pulp Production Method - An anti-foaming agent containing (A) an organopolysiloxane and a finely powdered inorganic filler, (B) a polyoxyalkylene group-containing branched chain organopolysiloxane, and (C) an anionic surfactant. This anti-foaming agent exhibits stable anti-foaming performance even at high temperatures that reach, for example, 80 QC or under strongly alkaline conditions and produces no aggregates. | 08-27-2015 |
20150228372 | CONDUCTIVE SPONGE-FORMING SILICONE RUBBER COMPOSITION AND CONDUCTIVE SILICONE RUBBER SPONGE - A conductive sponge-forming liquid silicone rubber composition comprises: (A) an alkenyl group-containing polydiorganosiloxane; (B) a polyorganosiloxane having at least two silicon-bonded hydrogen atoms in a molecule; (C) a conductive filler; (D) a mixture of water and an inorganic thickener; (E) an emulsifier; (F) a hydrosilylation reaction catalyst; and (G) a curing retarder. A conductive silicone sponge can be obtained by crosslinking and curing the conductive sponge-forming liquid silicone rubber. The conductive silicone rubber sponge generally has fine, uniform continuous porosity and electrical resistance with low voltage dependence. | 08-13-2015 |
20150210853 | CURABLE SILICONE COMPOSITION AND CURED PRODUCT THEREOF - A curable silicone composition comprises at least (A) an organopolysiloxane having at least two alkenyl groups in a molecule, (B) an organopolysiloxane having at least two silicon-bonded hydrogen atoms in a molecule, (C) a hydrosilylation reaction catalyst, (D) an approximately spherical silica fine powder having an average particle diameter of 50 μm or less and (E) glass fibers having an average fiber length of 1,000 μm or less and an average fiber diameter of 30 μm or less. A cured product produced by curing the curable silicone composition is also disclosed. | 07-30-2015 |
20150183960 | Reactive Silicone Composition, Reactive Thermoplastic Article, Cured Product, And Optical Semiconductor Device - The present invention relates to a reactive silicone composition comprising: (A) an alkenyl group-containing organopolysiloxane represented by the average unit formula; (B) an alkenyl group-containing organopolysiloxane represented by the general formula; (C) a silicon atom-bonded hydrogen atom-containing organopolysiloxane represented by the general formula; (D) a hydrosilylation reaction catalyst; (E) a white pigment; and (F) non-spherical silica, spherical silica or glass fibers, a reactive thermoplastic article obtained by the composition to reaction under specified conditions, a cured product obtained by heating the article, and an optical semiconductor device having the cured product. The reactive silicone composition is a solid at an ordinary temperature and gives a reactive thermoplastic article that is fluidized at elevated temperatures. The reactive thermoplastic article is once fluidized upon heating and then gives a cured product. The cured product exhibits little reduction in mechanical strength or discoloration caused by heat or light and has high light reflectance. And the optical semiconductor device exhibits high luminous efficiency and causes little thermal degradation or photodegradation of a light reflection material. | 07-02-2015 |
20150123044 | ROOM TEMPERATURE-CURABLE ELECTRICALLY CONDUCTIVE FLUOROSILICONE RUBBER COMPOSITION - A room temperature-curable electrically conductive fluorosilicone rubber composition comprises: (A) a fluoropolysiloxane capped at the molecular terminals with hydroxyl groups having a viscosity at 25° C. of from 1,000 to 1,000,000 mPa·s; (B) fine silica powder having a BET specific surface area of not less than 50 m | 05-07-2015 |
20150072139 | Release Film, Compression Molding Method, And Compression Molding Apparatus - The present invention relates to a release film used by being interposed between a molding material and a mold when the molding material is compression molded using the mold in order to form a sealing material or reflective frame material for an optical semiconductor element, or a lens, wherein the release film comprises a silicone-based cured product layer ( | 03-12-2015 |
20140377570 | Curable Silicone Composition, Cured Product Thereof, And Optical Semiconductor Device - A curable silicone composition which comprises: (A) an organopolysiloxane represented by an average unit formula; (B) an organopolysiloxane that has not more than 10 silicon atoms wherein from 30 to 60 mole % of all silicon-bonded organic groups therein are C | 12-25-2014 |
20140221581 | Cross-Linkable Silicone Composition And Cross-Linked Product Thereof - A cross-linkable silicone composition comprising at least the following components: (A) an organopolysiloxane represented by an average unit formula and containing phenyl and alkenyl groups; (B) an organopolysiloxane represented by a general formula and containing phenyl and alkenyl groups; (C) an organopolysiloxane having in one molecule at least one phenyl group and two silicon-bonded hydrogen atoms; and (D) a hydrosilylation catalyst, can be cross-linked by a hydrosilylation reaction and forms a solid body which has high hardness at room temperature and becomes significantly soft or a liquefied at high temperature. | 08-07-2014 |
20140220347 | ELECTRODE COMPOSITION COMPRISING A SILICON POWDER AND METHOD OF CONTROLLING THE CRYSTALLINITY OF A SILICON POWDER - An electrode composition comprises a silicon powder comprising non-crystalline and crystalline silicon, where the crystalline silicon is present in the silicon powder at a concentration of no more than about 20 wt. %. An electrode for an electrochemical cell comprises an electrochemically active material comprising non-crystalline silicon and crystalline silicon, where the non-crystalline silicon and the crystalline silicon are present prior to cycling of the electrode. A method of controlling the crystallinity of a silicon powder includes heating a reactor to a temperature of no more than 650° C. and flowing a feed gas comprising silane and a carrier gas into the reactor while maintaining an internal reactor pressure of about 2 atm or less. The silane decomposes to form a silicon powder having a controlled crystallinity and comprising non-crystalline silicon. | 08-07-2014 |
20140194532 | Organopolysiloxane Elastomer Modified With Mono-/Diglycerin Derivative, And Use Therefor - The present invention relates to a glycerin derivative-modified organopolysiloxane elastomer comprising: | 07-10-2014 |
20140193353 | Novel Organopolysiloxane Elastomer And Use Therefor - The present invention relates to an organopolysiloxane elastomer having a silicon-bonded sugar alcohol-modified group and having a crosslinked three-dimensional network structure comprising a carbon-silicon bond in the crosslinking portion. The organomodified organopolysiloxane elastomer of the present invention has, for example, affinity with various oil agents, has excellent viscosity-improving characteristics, gelification characteristics, and emulsification characteristics, imparts excellent tactile sensation—in particular, an excellent tactile sensation characterized by smoothness with a velvet-like thickness—and imparts an excellent sensation during use. | 07-10-2014 |
20140187733 | Organopolysiloxane, And Method For Producing Same - An organopolysiloxane which forms a cured product having a high refractive index, high transparency, and excellent heat resistance when subjected to a hydrosilylation reaction and which is represented by the following average unit formula: | 07-03-2014 |
20140147665 | Primer Composition And Laminate - Imparting superior electrification preventing or reducing properties to a cured silicone product without inhibiting adhesion between a substrate and the cured silicone product when integrating the substrate and the cured silicone product via a primer layer. A condensation reaction curable primer composition comprising a lithium salt (a) and a polyether modified polysiloxane (b); and a laminate obtained by integrating a substrate and a cured silicone product using an electrification preventing or reducing primer layer (cured product of the composition). | 05-29-2014 |
20140066570 | Room-Temperature-Curable Silicone Rubber Composition - A room-temperature-curable silicone rubber composition comprises: (A) an organopolysiloxane having on silicon atoms in the molecular chain in one molecule at least two specific alkoxysilyl-containing groups; (B) an organopolysiloxane having on silicon atom in the molecular chain neither a hydroxyl group nor an alkoxy group; (C) an alkoxysilane or its partial hydrolysis and condensation product; (D) a condensation reaction catalyst; and optionally comprises (E) an adhesion promoter and/or (F) a re-inforcing filler. The composition cures at room temperature due to contact with atmospheric moisture and exhibits an excellent adhesiveness to substrate in contact with the composition during the cure of the composition. | 03-06-2014 |
20140039106 | Two-Part Silicone Rubber Composition - A two-part curable liquid silicone rubber composition comprises a first liquid composition and a second liquid composition. The first and second liquid compositions are stored separately and yield, upon mixing, a silicone rubber forming composition. The silicone rubber composition comprises: (A) an alkenyl group-containing organopolysiloxane comprising (A-1) an organopolysiloxane having only a silicon-bonded alkenyl group at each molecular terminal and (A-2) an organopolysiloxane having from 1 to 4 silicon-bonded alkenyl groups in side molecular chains and containing not greater than 2.0 wt. % of alkenyl groups; (B) a calcium carbonate powder; (C) a hydrosilylation reaction catalyst; and (D) an organohydrogenpolysiloxane having silicon-bonded hydrogen atoms. | 02-06-2014 |
20140004065 | Cosmetic Containing Liquid Organopolysiloxane | 01-02-2014 |
20130338265 | Curable Epoxy Resin Composition - To provide a curable epoxy resin composition that exhibits excellent fluidity during molding without having adverse effects on the physical properties of the cured material. A curable epoxy resin composition, containing (I) a curable epoxy resin, and (II) an epoxy functional group- and aromatic hydrocarbon group-containing organopolysiloxane having an epoxy equivalent weight of 3,000 or lower, a content of aromatic hydrocarbon groups of 45 to 80% by weight (mass), and a glass transition point of less than 0° C. | 12-19-2013 |
20130317243 | Polysiloxane-N, N-Dihydrocarbylene Sugar-Modified Multiblock Copolymer And Method For Producing The Same - The present invention provides a novel and stable organopolysiloxane, which has both hydrophobic properties and hydrophilic properties and exhibits reduced hydrolysis properties, and provides a preparation method capable of easily synthesizing the aforementioned organopolysiloxane without using complicated and/or troublesome operations. A polysiloxane-N,N-dihydrocarbylene sugar-modified multiblock copolymer is obtained by reacting a polysiloxane-hydrocarbylene aminohydrocarbylene multiblock copolymer having a secondary amino group with a sugar acid or an intramolecular dehydration cyclic product thereof. | 11-28-2013 |
20130230656 | Polyheterosilxoanes For High Refractive Index Materials - Polyheterosiloxane compositions are disclosed containing at least 70% by weight of the following components: (A) a first metal (M1) selected from Ti, Zr, or Zn, (B) a second metal (M2) selected from a non-lanthanide metal, (C) siloxy units having the formula R | 09-05-2013 |
20130210930 | ORGANOPOLYSILOXANE AND USE THEREOF AS SURFACTANT, POWDER TREATMENT AGENT, THICKENING AGENT OF OIL-BASED RAW MATERIAL OR GELLING AGENT. GEL AND EMULSION COMPOSITIONS, AS WELL AS, PREPARATIONS FOR EXTERNAL USE AND COSMETICS COMPRISING THE SAME - The present invention provides a co-modified organopolysiloxane having a specified chemical structure in which a sugar alcohol-modified group and a silylalkyl group having a siloxane dendron structure, and optionally a long-chain hydrocarbon group are present. The co-modified organopolysiloxane is blended, as a surfactant, a powder treatment agent, a gelling agent or the like, or as a cosmetic raw material together with powder (s), oil agent (s) or the like, in a preparation for external use, and in particular, a cosmetic. | 08-15-2013 |
20130178571 | Polysiloxane Composition And Cured Product Thereof - The present invention relates to a polysiloxane composition which contains
| 07-11-2013 |
20130177516 | Cosmetic For Hair Containing Sugar Alcohol-Modified Silicone - The present invention provides a cosmetic for hair which is superior in view of a sensation during use, effects of styling and/or conditioning hair after use, and cleansing properties. A sugar alcohol-modified silicone having a specified chemical structure in which a sugar alcohol-modified group and optionally a silylalkyl group having a dendron structure, and/or a long chain hydrocarbon group are possessed in one molecule is blended in a cosmetic for hair. | 07-11-2013 |
20130161686 | Curable Organopolysiloxane Composition And Optical Semiconductor Device - A curable organopolysiloxane composition that can be used as a sealant or a bonding agent for optical semiconductor elements and comprises at least the following components: (A) an alkenyl-containing organopolysiloxane that comprises constituent (A-1) of an average compositional formula and constituent (A-2) of an average compositional formula; (B) an organopolysiloxane that contains silicon-bonded hydrogen atoms and comprises constituent (B-1) containing at least 0.5 wt. % of silicon-bonded hydrogen atoms and represented by an average molecular formula, constituent (B-2) containing at least 0.5 wt. % of silicon-bonded hydrogen atoms and represented by an average compositional formula, and, if necessary, constituent (B-3) of an average molecular formula; and (C) a hydrosilylation-reaction catalyst. The composition can form a cured body that possesses long-lasting properties of light transmittance and bondability, and relatively low hardness. | 06-27-2013 |
20130143989 | Oil-In-Water Silicone Emulsion Composition - Provided is an oil-in-water silicone emulsion composition that has a low silicone oligomer content, and that can form, even without the use of an organotin compound as a curing catalyst, a cured film that exhibits satisfactory strength and satisfactory adherence to a substrate, through the removal of water fraction. An oil-in-water silicone emulsion composition comprising (A) 100 mass parts of a polyorganosiloxane that contains in each molecule at least two groups selected from the group consisting of a silicon-bonded hydroxyl group, alkoxy group, and alkoxyalkoxy group, (B) 0.1 to 200 mass parts of a colloidal silica, (C) 0.1 to 100 mass parts of an aminoxy group-containing organosilicon compound that has in each molecule an average of two silicon-bonded aminoxy groups, (D) 1 to 100 mass parts of an ionic emulsifying agent, (E) 0.1 to 50 mass parts of a non-ionic emulsifying agent, and (F) 10 to 500 mass parts of water. | 06-06-2013 |
20130142748 | Cosmetic For Hair Containing Co-Modified Organopolysiloxane - The present invention provides a cosmetic for hair in which smooth combability without a frictional sensation during cleansing and applying to hair, namely during wetting, the aforementioned effects are not lost by a rinsing operation, smooth combability during and after drying the hair is exhibited, a moisturizing feeling on touch is exhibited without stickiness, and a flexible styling sensation is provided to the hair. A co-modified organopolysiloxane having both a specified hydrophilic group and a siloxane dendron structure-containing group is blended in a cosmetic for hair as an essential component. | 06-06-2013 |
20130137613 | Thermally Conductive Silicone Grease Composition - A thermally conductive silicone grease composition comprising at least the following components: (A) an organopolysiloxane which is liquid at 25° C. and is represented by the following average compositional formula: R | 05-30-2013 |
20130134609 | Curable Organopolysiloxane Composition And Optical Semiconductor Device - A curable organopolysiloxane composition that can be used as a sealant or a bonding agent for optical semiconductor elements and comprises at least the following components: (A) an alkenyl-containing organopolysiloxane that comprises constituent (A-1) of an average compositional formula and constituent (A-2) of an average compositional formula; (B) an organopolysiloxane that contains silicon-bonded hydrogen atoms and comprises a constituent (B-1) containing at least 0.5 wt. % of silicon-bonded hydrogen atoms and represented by an average molecular formula, constituent (B-2) containing at least 0.5 wt. % of silicon-bonded hydrogen atoms and represented by an average compositional formula, and, if necessary, constituent (B-3) of an average molecular formula; and (C) a hydrosilylation-reaction catalyst. The composition can form a cured body that possesses long-lasting properties of light transmittance and bondability, and relatively high hardness. | 05-30-2013 |
20130116340 | Cosmetic And Topical Skin Preparation Comprising Higher Alcohol-Modified Silicone - A cosmetic and a topical skin preparation comprising a higher alcohol-modified silicone (A) with the following general formula (1) wherein R | 05-09-2013 |
20130102686 | Novel Organopolysiloxane, Surfactant, Emulsion Composition, Powder Treatment Agent, Thickening Agent Of Oil-Based Raw Material, Gelling Agent, Gel Composition, And Cosmetic Raw Material Comprising Novel Organopolysiloxane, As Well As, Preparation For External Use And Cosmetic Comprising The Same - The present invention provides a novel organopolysiloxane in which a rich hydrophilic property is exhibited, not only superior miscibility with a hydrophilic component and but also a hydrophobic property are exhibited, and superior miscibility with both a silicone oil and a non-silicone oil such as a hydrocarbon oil, an ester oil or the like, and provide various usages of the aforementioned novel organopolysiloxane by developing the superior characteristics thereof such as good surface activity power, a distinctive sensation during use, increased stability and the like. A co-modified organopolysiloxane having a specified chemical structure in which a sugar alcohol-modified group and a long-chain hydrocarbon group are present in one molecule is produced. The co-modified organopolysiloxane is blended, as a surfactant, a powder treatment agent, a gelling agent or the like, or as a cosmetic raw material appropriately together with powder(s), oil agent(s) or the like, in a preparation for external use, and in particular, a cosmetic. | 04-25-2013 |
20130096206 | POWDER TREATMENT AGENT COMPRISING SUGAR ALCOHOL-MODIFIED ORGANOPOLYSILOXANE - The present invention has an objective to provide a surface treatment agent which is safe with no generation of hydrogen, can be suitably used in a surface treatment of powder(s), exhibits good compatibility with other raw materials of cosmetics, and therefore, can improve a dispersing property and stability of powder(s) contained in a cosmetic, as well as provide a powder which has been subjected to a surface treatment with the aforementioned powder treatment agent, and a cosmetic raw material and a cosmetic which are produced by blending them, exhibit superior storage stability, have a superior outer appearance, and exhibit a superior sensation during use. A sugar alcohol-modified organopolysiloxane having a specified structure is used in the powder treatment. | 04-18-2013 |
20130071591 | Liquid Curable Silicone Rubber Composition And Woven Fabric Coated With Cured Product Of The Same Composition - Provided is a liquid curable silicone rubber composition containing the following components of (A), (B), (C) and (D): (A) 100 parts by weight of an organopolysiloxane having one or more silicon atom-bonded alkenyl groups on average in one molecule, (B) (B-1) an organohydrogenpolysiloxane having at least three silicon atom-bonded hydrogen atoms in one molecule, wherein at least one of the hydrogen atoms is present as a siloxane unit represented by the formula of R1HSi02/2 (wherein R1 represents a non-substituted or substituted monovalent hydrocarbon group containing no aliphatic unsaturated bond) in the molecule and (B-2) a linear organohydrogenpolysiloxane having one silicon atom-bonded hydrogen atom only at each of both terminals of the molecular chain and having no aliphatic unsaturated bond(s) in a molecule, [provided that the blending amount of component (B-1) and component (B-2) is an amount such that the molar ratio of silicon atom-bonded hydrogen atoms contained in component (B-1) and component (B-2):alkenyl groups contained in component (A) ranges from (0.8:1.0) to (2.5:1.0), and the total number of silicon atom-bonded hydrogen atoms contained in component (B-2) is 70 to 100% of the total number of silicon atom-bonded hydrogen atoms contained in component (B-1) and component (B-2); provided that when the aforementioned numerical value is 100%, component (B) consists only of (B-2).] (C) a hydrosilylation reaction catalyst: an amount to cure the present composition, and (D) 0.1 to 50 parts by weight of a reinforcing silica fine powder. A coated woven fabric with a silicone rubber-coated layer formed of a cured product of this liquid curable silicone rubber composition is suitable as a coated woven fabric for use in airbags. | 03-21-2013 |
20130066009 | Silicone Resins And Their Use In Polymer Compositions - Branched silicone (organopolysiloxane) resins and preparation method and use thereof are provided, which contain at least one group selected from phosphonate and phosphinate groups and at least one organic group containing nitrogen. Such silicone resins can be used in thermoplastic, thermosetting or rubber organic polymer compositions to reduce the flammability of the organic polymer compositions. | 03-14-2013 |
20130065993 | Polymer Compositions Containing Alkoxysilanes - The invention provides a process for improving the fire resistance of a thermoplastic or thermoset organic polymer composition, characterised in that an alkoxysilane containing at least one organic nitrogen-containing group and an alkoxysilane or silicone resin containing at least one group selected from phosphonate and phosphinate groups are added to a thermoplastic or thermosetting organic polymer composition and heated in the presence of moisture to cause hydrolysis and siloxane condensation of the alkoxysilane or alkoxysilanes. The alkoxysilanes, or alkoxysilane(s) and silicone resin, of the invention are particularly effective in increasing the fire resistance of polycarbonates and blends of polycarbonate with other resins such as polycarbonate/ABS blends. | 03-14-2013 |
20130046028 | Cosmetic Raw Material - A cosmetic raw material comprising the following components (A), (B), and (C): (A) a specific polyether-modified organopolysiloxane; (B) a chain-form silicone oil that is a liquid at 25° C., does not contain a cyclic structure, and does not contain a resinous structure; and (C) an oil that is a liquid at 30° C. and that characteristically (c1) has at least one hydroxyl group in each molecule, (c2) has from 0 to 3, as the number of moles of addition, oxyethylene units in each molecule, (c3) has an HLB value in the range from 0.1 to 6.0, and (c4) has an average molecular weight in the range from 200 to 7000. | 02-21-2013 |
20120301525 | SILICONE OIL EMULSION, METHOD OF PRODUCING SAME, AND SILICONE OIL COMPOSITION - This invention is related to a silicone oil emulsion comprising silicon-containing crosslinked particles in silicone oil droplets that are dispersed in water and have an average particle size of 0.1 to 500 μm wherein the silicon-containing crosslinked particles have an average particle size of 0.05 to 100 μm and are provided by the crosslinking of a crosslinkable composition comprising at least (A) a silicon-free organic compound that has at least two aliphatically unsaturated bonds in each molecule, (B) a silicon-containing organic compound that has at least two silicon-bonded hydrogen atoms in each molecule, and (C) a hydrosilylation reaction catalyst. The inventive silicone oil emulsion is characterized in that the silicone oil is an alkyl-modified silicone oil that has a silicon-bonded alkyl group having at least 4 carbons. This invention is also related to a silicone oil composition as provided by removing the water from this silicone oil emulsion. | 11-29-2012 |
20110266506 | SILICONE SURFACE-TREATED MAGNESIUM HYDROXIDE - Silicone surface-treated magnesium hydroxide which is surface treated by a silicone oil, the silicone oil comprising: a polyorganosiloxane containing a plurality of first siloxane units each of which contains hydrogen atom bonded silicon atom. The first siloxane units shares 50 mol % or less of total siloxane units in one molecule in average. Accordingly, sufficient fire retardancy and mechanical properties such as sufficient elongation are achieved. | 11-03-2011 |
20110182846 | Surface Treating Agent, Surface-Treated Powder, And Cosmetic - The present invention provides a surface treating agent that can improve texture in use and impart excellent water resistance and sebum resistance. A surface treating agent comprising an organosiloxane derivative having a divalent or trivalent metal salt of a terminal carboxyl group, represented by the following formula (1) or (3). | 07-28-2011 |
20110180938 | ELECTRONIC DEVICE AND METHOD OF MANUFACTURING THE SAME - In an electronic device, a silicone adhesive bonding first and second members is made from a composition comprising: (A) 100 parts by mass of an organopolysiloxane containing in one molecule at least two alkenyl groups and being free of silicon-bonded hydroxyl and alkoxy groups wherein the content of cyclic siloxanes having 4 to 20 siloxane units is at most 0.1 mass %; (B) an organopolysiloxane containing in one molecule at least two silicon-bonded hydrogen atoms and being free of an alkenyl group, and silicon-bonded hydroxyl and alkoxy groups; (C) at least 0.05 parts by mass of an adhesion promoter; (D) 100 to 2000 parts by mass of a thermally conductive filler; and (E) a hydrosilylation-reaction catalyst. (B) is contained such that the silicon-bonded hydrogen atoms is in the range of 0.5 to 10 mol per 1 mol of the alkenyl groups of (A), and the sum of (B) and (C) is 0.5 to 10 mass % of the sum of (A), (B) and (C). | 07-28-2011 |
20110163460 | Thermally Conductive Silicone Composition And Semiconductor Device - A thermally conductive silicone composition comprises (A) an organopolysiloxane having a viscosity equal to or greater than 100 mPa·s at 25° C.; (B) aluminum powder having an average size of particles ranging from 0.1 to 100 μm; (C) zinc oxide powder having an average size of particles ranging from 0.05 to 50 μm; (D) (i) an organopolysiloxane containing univalent hydrocarbon groups which have unsaturated aliphatic bonds, (ii) an organopolysiloxane containing hydrocarbon groups which are free of unsaturated aliphatic bonds, or a mixture of constituents (i) and (ii); and (E) a silane compound or a product of partial hydrolyzation and condensation of said silane compound. The composition has high conductivity and excellent handleability. | 07-07-2011 |
20110135585 | Complex, Emulsion Containing The Same, And Water-In-Oil Emulsion Cosmetic Containing The Same - A stable emulsion cosmetic having an excellent texture in use, and in particular, a solid emulsion cosmetic which is stable in a system containing a large amount of water is provided. The complex consists of an organosiloxane derivative represented by the following formula (1) or (2) and an amphoteric surfactant and/or semipolar surfactant. | 06-09-2011 |
20110105627 | METHOD OF CONTROLLING OIL-ABSORBING PROPERTIES OF A SILICONE RUBBER POWDER - A method of controlling oil-absorbing properties of a silicone rubber powder characterized by keeping a silicone rubber powder in hot storage at a temperature in the range of 40° C. to 150° C. or in cold storage at a temperature in the range of 0° C. to 10° C. | 05-05-2011 |
20110071266 | Curable Organopolysiloxane Composition, Method of Curing Thereof, Semiconductor Device, And Adhesion Promotor - A curable organopolysiloxane composition comprising an organopolysiloxane containing alkenyl groups and phenyl groups, an organohydrogenpolysiloxane, a copolymer of a vinyl monomer and a vinyl monomer with hydrosilyl groups, and a platinum catalyst; a curing process that consists of two or more stages of thermal curing; an optical semiconductor device that has a light-transmitting portion made from a cured body of the aforementioned composition; and an adhesion promoter that consists of a copolymer of a vinyl monomer and a vinyl monomer with hydrosilyl groups. | 03-24-2011 |
20100317555 | Cleanser - The present invention provides a cleanser which is excellent in both of the foaming property and the cleansing capability. The cleanser comprises an organosiloxane derivative salt represented by the following formula (1) or (3) and one or more anionic surfactants selected from a group consisting of carboxylate salt with an alkyl group having 10 to 20 carbon atoms, sulfate salt with an alkyl group having 10 to 20 carbon atoms, sulfonate salt with an alkyl group having 10 to 20 carbon atoms, and phosphate salt with an alkyl group having 10 to 20 carbon atoms. | 12-16-2010 |
20100276721 | Light Emitting Device Encapsulated with Silicones and Curable Silicone Compositions for Preparing the Silicones - A composition includes: (I) an alkenyl functional, phenyl-containing polyorganosiloxane, an Si—H functional phenyl-containing polyorganosiloxane, or a combination thereof; (II) a hydrogendiorganosiloxy terminated oligodiphenylsiloxane having specific molecular weight, an alkenyl-functional, diorganosiloxy-terminated oligodiphenylsiloxane having specific molecular weight, or a combination thereof; and (III) a hydrosilylation catalyst. A light emitting device is made by applying the composition onto a light source followed by curing. The composition provides a cured material with mechanical properties suited for use as an encapsulant for a light emitting device. | 11-04-2010 |
20100190871 | Gel Composition And Cosmetic - The present invention provides a gel composition having improved texture in use. A gel composition consisting of an organosiloxane derivative represented by the following formula (1) or (3), a monohydric aliphatic alcohol having 10 to 30 carbon atoms, and water. | 07-29-2010 |
20100144933 | Addition-Reaction-Curable Silicone Rubber Composition and a Molded Article Therefrom - An addition-reaction-curable silicone rubber composition comprising: 0.001 to 5 mass % of a metal deactivator and 0.001 to 5 mass % of a curing-retarder selected from an alcohol derivative having carbon-carbon triple bonds, an enzyne compound, an alkenyl-containing low-molecular-weight organosiloxane compound, or an alkyne-containing silane; and a molded body produced by curing the aforementioned addition-reaction-curable silicone rubber composition. The addition-reaction-curable silicone rubber composition is capable of producing a molded silicone rubber body, which is obtained with low compression set without resorting to secondary thermal treatment. | 06-10-2010 |
20100063236 | Catalyst for Dealcoholization Condensation Reaction and Method for Producing Organopolysiloxane Using the Same - In the present invention, when an organopolysiloxane is produced by a dealcoholization condensation reaction between a silicon atom-bonded hydroxy group and a silicon atom-bonded alkoxy group, a quaternary ammonium ion-containing compound such as an alkylammonium hydroxide compound or a silanolate thereof is used as a catalyst. The catalyst for the dealcoholization condensation reaction of the present invention is easily removed after use and is stable. For this reason, when an organopolysiloxane is produced using the aforementioned catalyst, it is not necessary to use complicated production steps or a large amount of the catalyst. | 03-11-2010 |
20090298980 | Curable Silicone Resin Composition and Cured Body Thereof - A hydrosilylation-curable silicone resin composition having a melting point of not less than 5O0 C and a melt-viscosity of not less than 5,000 mPa-s at 15O0 C, which is characterized by having a phosphorous-containing hydrosilylation-reaction retardant; is solid at room temperature, melts with heating, suitable for transfer and injection molding, and, when cured, capable of forming a cured body of high strength and minimal color change under the effect of ultraviolet rays and heat. | 12-03-2009 |
20090203932 | Method of Producing Silylalkoxymethyl Halide - A method for making a silylalkoxymethyl halide at good yield represented by the formula: | 08-13-2009 |
20090191414 | Thermoconductive Silicone Elastomer, Thermoconductive Silicone Elastomer Composition and Thermoconductive Medium - A thermoconductive silicone elastomer comprising a silicone elastomer being a cured body of a hydrosilation-curable organopolysiloxane composition, a reinforcing fine powder silica, a thermoconductive inorganic powder, and a non-reactive organopolysiloxane that is liquid at room temperature which are dispersed in the aforementioned silicone elastomer; a thermoconductive medium comprising the aforementioned thermoconductive silicone elastomer; a hydrosilation-curable thermoconductive silicone elastomer composition comprising a hydrosilation-curable organopolysiloxane composition, a reinforcing fine powder silica, a thermoconductive inorganic powder, and a non-reactive organopolysiloxane that is liquid at room temperature. | 07-30-2009 |
20090143538 | Silane-Coupling-Agent-Treated Silica, Preparation Method Thereof, And Vibration-Damping And Vibration-Isolating Rubber Composition Containing The Same - A silane-coupling-agent-treated silica having a sulfur-deviation range of 50 to 200%, comprising 100 parts by mass of silica surface-treated with 1 to 50 parts by mass of a silane coupling agent represented by the following general formula (1): Y3-Si-Z-S—CO—R (wherein Y is an acetoxy group or an alkoxy group with 1 to 6 carbon atoms, Z is an alkylene group with 1 to 8 carbon atoms, and R is a hydrocarbon group with 1 to 18 carbon atoms) is disclosed. Furthermore, a vibration-damping and vibration-isolating rubber composition comprising 100 parts by mass of a raw rubber material having C—C bonds in the main chain and 1 to 200 parts of the aforementioned silane-coupling-agent-treated silica is claimed. | 06-04-2009 |
20090137716 | THERMOPLASTIC ELASTOMER COMPOSITION FOR VEHICLE WINDOW-MOLDING - A thermoplastic elastomer composition for a vehicle window-molding comprising: (a) 100 parts by mass of a styrene-type thermoplastic elastomer having a number-average molecular weight equal to or greater than 100,000; (b) 30 to 300 parts by mass of a non-aromatic rubber softener; (c) 5 to 150 parts by mass of a polyolefin-type resin; (d) 5 to 200 parts by mass of a polyphenylene ether-type resin; and a glass panel molding assembly produced with the use of the composition. | 05-28-2009 |
20090124782 | Organosilicon Polymer and Method of Manufacturing Thereof - A novel organosilicon polymer, the main chain of which is composed of siloxane units and silalkylene units and to which are bonded organic groups with amide bonds linked to silicon atoms of the molecule. | 05-14-2009 |
20080319144 | Silicone Resin Composition, Curable Resin Composition, and Cured Resin - A silicone resin composition comprising a mixture or a reaction mixture of (A) a silicone resin having a softening point above 25° C. and represented by the following average unit formula: (R | 12-25-2008 |
20080300365 | FLUORINE-CONTAINING RESIN COMPOSITION INHIBITING CORROSIVENESS - The present invention relates to a fluorine-containing resin composition for molding comprising a fluorine-containing resin (A) and a hydrofluoric acid scavenger (B), in which the hydrofluoric acid scavenger (B) is organopolysiloxane. According to the present invention, a fluorine-containing resin composition which can reduce an amount of hydrofluoric acid released from a fluorine-containing resin and inhibits corrosiveness can be provided. | 12-04-2008 |
20080262158 | Curable Organopolysiloxane Composition, Method of Curing Thereof, Semiconductor Device, and Adhesion Promoter - A curable organopolysiloxane composition comprising an organopolysiloxane containing alkenyl groups and phenyl groups, an organohydrogenpolysiloxane, a copolymer of a vinyl monomer and a vinyl monomer with hydrosilyl groups, and a platinum catalyst; a curing process that consists of two or more stages of thermal curing; an optical semiconductor device that has a light-transmitting portion made from a cured body of the aforementioned composition; and an adhesion promoter that consists of a copolymer of a vinyl monomer and a vinyl monomer with hydrosilyl groups. | 10-23-2008 |
20080255304 | Integrally Molded Body of Silicone Resin and Silicone Rubber, Method of Manufacture, and Curable Silicone Resin Composition - An integrally molded body of a silicone resin and silicone rubber comprises a cured body of a curable silicone composition (A) comprising an organopolysiloxane resin (A1) that contains at least two silicon-bonded alkenyl groups, and not less than 30 mole percent of total siloxane units of RsiO | 10-16-2008 |
20080207848 | Organopolysiloxane and Curable Silicone Composition that Contains Aforementioned Organopolysiloxane - A curable silicone composition containing an organopolysiloxane that contains in one molecule at least one epoxy-containing organic group, has a polystyrene-referenced weight-average molecular weight at least 500, and is expressed by the following general unit formula: (RSiO | 08-28-2008 |