| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 525477000 | Mixed with silicon-containing reactant or polymer therefrom | 61 |
| 20130030131 | Reactive Amine-Functional Silicone-Polyether Block Copolymers - Silicone-polyether block copolymers are disclosed, having the average formula: R | 01-31-2013 |
| 20100160577 | COMPOSITION FOR SILICONE RESIN - A composition for a silicone resin containing a poly(methyl silsesquioxane) derivative having an alkoxysilyl group at an end of a molecule, and fine metal oxide particles having a reactive functional group on the surface thereof, wherein the composition further contains at least one compound selected from the group consisting of disilanol derivatives having silanol groups at both ends of a molecule and a monofunctional silane derivative represented by the formula (II): | 06-24-2010 |
| 20130035455 | CURABLE COMPOSITION, CURED PRODUCT, AND METHOD FOR USING OF CURABLE COMPOSITION - A curable composition that includes (A) a silane compound copolymer that includes a specific repeating unit, (B) a silane coupling agent having a reactive cyclic ether structure, and (C) a curing agent so that the mass ratio “(A):((B)+(C))” of the silane compound copolymer (A) to the silane coupling agent (B) and the curing agent (C) in total is 95:5 to 70:30, a cured product obtained by curing the curable composition, and method for using of the curable composition as an optical device-securing adhesive or an optical device sealing material, are disclosed. The curable composition produces a cured product that does not show coloration (i.e., does not show a deterioration in transparency) even when exposed to high-energy light or subjected to a high temperature, exhibits excellent transparency for a long time, and has high adhesion even at a high temperature. The curable composition may be used to form an optical device-securing material, and may suitably be used as an optical device-securing adhesive or an optical device sealing material. | 02-07-2013 |
| 20090281254 | LIQUID THERMAL INTERFACE HAVING MIXTURE OF LINEARLY STRUCTURED POLYMER DOPED CROSSLINKED NETWORKS AND RELATED METHOD - A liquid thermal interface (LTI) including a mixture of a linearly structured polymer doped with crosslinked networks and related method are presented. The LTI exhibits reduced liquid polymer macromolecule mobility, and thus increased surface tension. An embodiment of the method includes mixing a crosslinker with a linearly structured polymer to form a mixture, wherein the crosslinker includes a base agent including a vinyl-terminated or branched polydimethylsiloxane, and a curing agent including a hydrogen-terminated polydimethylsiloxane; and curing the mixture. The crosslinker functions as cages to block linear or branched linear macromolecules and prevents them from sliding into each other, thus increasing surface tension of the resulting LTI. | 11-12-2009 |
| 20110294965 | BODIED SILOXANE RESIN INCLUDING M, Q, AND T-PROPYL UNITS AND CAPPED WITH ADDITIONAL M UNITS - A bodied siloxane resin comprises M, Q, and T-propyl units and is capped with additional M units. The bodied siloxane resin contains less silanol groups than the bodied siloxane resin before being capped with additional M units. | 12-01-2011 |
| 20080269429 | LOW MOLECULAR WEIGHT SILOXANES WITH ONE FUNCTIONAL GROUP - Low molecular weight siloxane materials having one functional group are provided which have reduced tendency to form phase separated domains after polymerization. Two classes of siloxane materials are included: (1) symmetric siloxane macromonomers containing at least two monomer termini and one polymerizable functional group which is equidistant from the termini, and (2) assymetric siloxane macromonomers having at least one polymerizable functional group terminus and at least one oxygen-containing polar hydrophilic terminus selected from the group consisting of hydroxyl, ether, and polyether. Symmetric siloxane macromonomers having hydroxyl termini are useful for forming biocompatible materials, such as for contact lenses, tissue regeneration scaffold polymers, and coatings to reduce non-specific binding of proteins. | 10-30-2008 |
| 20080281054 | Mixed Silanes - The present invention relates to a composition comprising at least one fluorosilane and at least one aminosilane, a condensation product of said fluorosilane and said aminosilane, and a surface protective agent made thereof. | 11-13-2008 |
| 20090099322 | Method of Preparing Polyorganosiloxane With Functional Groups In The Presence of Lithium Silanolate - The invention relates to a method of preparing polyorganosiloxanes containing at least one functional group using a lithium silanolate catalyst. A polyorganosiloxane, having at least one hydroxyl group, is reacted with a polyalkoxysilane having the formula (R | 04-16-2009 |
| 20090192275 | MULTI-ARMED MACROMONOMERS - Multi-armed macromonomers containing multiple side chains attached to a siloxy-containing core terminated on each end with one or more first substantially linear polysiloxane radicals having a polymerizable ethylenically unsaturated-containing terminal group, wherein each side chain comprises a second substantially linear polysiloxane radical having a polymerizable ethylenically unsaturated-containing terminal group are disclosed. Biomedical devices such as contact lenses formed from the multi-armed macromonomers are also disclosed. | 07-30-2009 |
| 20080262170 | CATALYST ASSEMBLY FOR HYDROSILYLATION, PROCESS FOR PREPARING IT AND SILICONE COMPOSITIONS INCORPORATING IT - Process for preparing catalyst assemblies by mixing a metal catalyst capable of catalyzing a hydrosilylation reaction and an organophosphorus inhibitor of the formula (I) | 10-23-2008 |
| 20100179289 | Method for the Production of Cyclic Polysiloxanes - A process for producing cyclic polysiloxanes is disclosed. The first step of the process comprises combining a poiysiloxane, a cafaiyst and a high boiling endblocker, wherein the catalyst is selected from the group consisting of a phosphazene base and a carborane acid. The second step of the process comprises heating said poiysiloxane, catalyst and high boiling endblocker, and the third step of the process comprising recovering the cyclic poiysiloxane, | 07-15-2010 |
| 20110046319 | ORGANOPOLYSILMETHYLENE AND A CURED PRODUCT THEREOF - The present invention provides an organopolysilmethylene
| 02-24-2011 |
| 20110086989 | Organopolysiloxane, Method of Manufacturing Thereof, Curable Silicone Composition, And Cured Product Thereof - A curable organopolysiloxane composition comprising: (A) an novel organopolysiloxane represented by the following average structural formula: R | 04-14-2011 |
| 20090036615 | Film-forming composition - A film-forming composition in a solution form, comprising
| 02-05-2009 |
| 20110077364 | COMPOSITION CONTAINING SILICON-CONTAINING POLYMER, CURED PRODUCT OF THE COMPOSITION, SILICON-CONTAINING POLYMER, AND METHOD OF PRODUCING THE SILICON-CONTAINING POLYMER - A composition includes a curing agent and a silicon-containing polymer. The silicon-containing polymer includes a structural unit (A1) and a structural unit (A2). The structural unit (A1) is shown by a formula (1), in which each of R | 03-31-2011 |
| 20100317809 | Biomedical devices - Biomedical devices such as silicone hydrogels formed from a polymerization product of a mixture comprising (a) a siloxane-containing homopolymer comprising one or more thio carbonyl thio fragments of a reversible addition fragmentation chain transfer (RAFT) agent; and (b) one or more biomedical device-forming monomers are disclosed. | 12-16-2010 |
| 20100280190 | CURABLE CAGE-TYPE SILICONE COPOLYMER AND PROCESS FOR PRODUCTION THEREOF AND CURABLE RESIN COMPOSITION COMPRISING CURABLE CAGE-TYPE SILICONE COPOLYMER AND CURED PRODUCT THEREOF - Disclosed is a cage-type copolymer in which a cage structure is incorporated in its main chain. Also disclosed is a curable resin composition comprising the said copolymer. Specifically disclosed is a curable cage-type silicone copolymer with a constituent unit represented by general formula (1) Y—[Z—(O | 11-04-2010 |
| 20080255322 | METHOD FOR PREPARING FUNCTIONALIZED POLYORGANOSILOXANE RESINS BY REDISTRIBUTION IN THE PRESENCE OF AT LEAST ONE TRIFLIC ACID DERIVATIVE - The present invention relates to a process for preparing functionalized polyorganosiloxane (POS) resins comprising units M: (R | 10-16-2008 |
| 20100305282 | METHOD FOR MODIFYING SURFACE PROPERTIES WITH NANOSTRUCTURED CHEMICALS - A method of using metallized and nonmetallized nanostructured chemicals as surface and volume modification agents within polymers and on the surfaces of nano and macroscopic particulates and fillers. Because of their 0.5 nm-3.0 nm size, nanostructured chemicals can be utilized to greatly increase surface area, improve compatibility, and promote lubricity between surfaces at a length scale not previously attainable. | 12-02-2010 |
| 20110021723 | ORGANOPOLYSILOXANE AND MAKING METHOD - An organopolysiloxane is prepared by hydrolysis and polycondensation of an organosilicon compound in the presence of a liquid hydrolytic condensation catalyst which is separable. The organopolysiloxane contains a high proportion of cyclic polysiloxanes and has a sharp molecular weight distribution due to minimized monomer and polymer contents. | 01-27-2011 |
| 20100029862 | Gelling Agents And Gelatinous Compositions - A gelling agent comprising an organopolysiloxane having a silicon-bonded organic group represented by general formula: R | 02-04-2010 |
| 20090030162 | Polyether-Functional Siloxanes, Polyether Siloxane-Containing Compositions, Methods For The Production Thereof And Use Thereof - The present invention provides a linear, cyclic or branched polyether-functional siloxane or a mixture of polyether-functional siloxanes of the general formula (I) R[—O | 01-29-2009 |
| 20080207849 | HYDROPHILIC FILM FORMING COMPOSITION AND HYDROPHILIC MEMBER - A hydrophilic film forming composition includes (A) a hydrophilic polymer having a silane coupling group at the terminal thereof; (B) an alkoxide compound of an element selected from Si, Ti, Zr and Al; and (C) a compound selected from a compound (C-1) and a compound (C-2), wherein the compound (C-1) has at least one silane coupling group and at least one acidic group or its salt in the molecule thereof, and the compound (C-2) has at least one functional group that reacts with a hydrolysate of a silane coupling group or with a hydrolytic condensate of a metal alkoxide and at least one acidic group or its salt in the molecule thereof. | 08-28-2008 |
| 20120029157 | MODIFIED SILOXANE POLYMER COMPOSITION, ENCAPSULANT OBTAINED FROM THE MODIFIED SILOXANE POLYMER COMPOSITION, AND ELECTRONIC DEVICE INCLUDING THE ENCAPSULANT - A modified siloxane polymer composition, an encapsulant, and an electronic device, the modified siloxane polymer including a modified siloxane polymer and a reticular siloxane polymer, the modified siloxane polymer including a cyclic siloxane moiety having at least two Si—O bonds with a cyclic structure, a substituted or unsubstituted linear siloxane moiety linked to Si of the cyclic siloxane moiety with a C2 to C10 alkylene group therebetween, and double bonds at its terminal ends. | 02-02-2012 |
| 20120172543 | Process for the Preparation of a Silicone Pressure-Sensitive Adhesive - Silicone pressure sensitive adhesive (PSA) compositions and methods for their preparation are provided. In one embodiment, PSAs are formed from a silicone polymer mixture by condensation polymerization of low viscosity polyorganosiloxanes in inert solvents and/or silicone fluids, and optionally adding a silicone resin (MQ) during polymerization. The silicone polymer mixture formed may also be mixed with a silicone resin (MQ) and bodying catalyst, and bodying is allowed to continue until the desired reaction product is formed. | 07-05-2012 |
| 20100130702 | Organohydrogenpolysiloxane resin and silicone composition - An organohydrogenpoly siloxane resin having the formula (I): (R | 05-27-2010 |
| 20110098420 | CURABLE POLYSILOXANE COMPOSITION, AND POLYSILOXANE CURED PRODUCT, OPTICAL MEMBER, MEMBER FOR AEROSPACE INDUSTRY, SEMICONDUCTOR LIGHT-EMITTING DEVICE, ILLUMINATING DEVICE AND IMAGE DISPLAY DEVICE USING THE SAME - The present invention provides a curable polysiloxane composition which is excellent in light resistance (particularly ultraviolet resistance) and adhesion and has a sufficient heat resistance/hydrothermal resistance and film-forming property and which generates little foaming at curing and does not generate cracks, peeling, coloring, and foaming even when used for a long period of time. A curable polysiloxane composition which comprises a specific hydrosilyl group-containing polysiloxane compound, a specific polysiloxane compound comprising two or more silanol groups in one molecule, and a dehydrogenative condensation reaction catalyst. | 04-28-2011 |
| 20120226001 | SURFACE-MODIFYING SILICONE ELASTOMERS - The present disclosure describes compounds of Formula (I) wherein m is 1 to 6, n is 6 to 10 and R | 09-06-2012 |
| 20120226002 | SILICON COMPOUNDS DERIVED FROM FURFURYL ALCOHOLS AND METHODS OF PREPARATION - Novel silicon compounds containing a siloxane or silane moiety and at least one moiety derived from a furfuryl alcohol, and methods for their synthesis, are provided. The novel compounds may be used as surface modifying agents, surfactants, defoamers, and as monomers for silicone polymerization. | 09-06-2012 |
| 20120322954 | METHOD TO ACTIVATE SILICONE RUBBER SURFACES - A method for activating silicone rubber surfaces comprising steps of: i) swelling at least the surface of the silicone rubber matrix with a silicone rubber swelling solvent; ii) treating the silicone rubber matrix during or after the swelling with a solution comprising at least a reactive silane, the reactive silane comprising: a) at least one Si—C bond and; b) at least one hydrolytically labile bond linked to at least one of the Si atoms present in the reactive silane and; c) at least one functional group F1 connected via a Si—C bond to the same or an other Si atom present in the reactive silane, the functional group comprising electrophilic and/or nucleophilic moieties, and/or at least one functional group F2 connected via a Si—C bond to the same or an other Si atom present in the reactive silane comprising moieties which become electrophilic or nucleophilic moieties by a mechanism selected from the group consisting of ring opening of a cyclic structure, hydrolysis, displacement or by a migration reaction; iii) drying and/or heat treating of the treated silicone rubber matrix. | 12-20-2012 |
| 20110046320 | COMPOSITION FOR THERMOSETTING SILICONE RESIN - The present invention relates to a composition for thermosetting silicone resin including: (1) a dual-end silanol type silicone resin represented by formula (I) in which R | 02-24-2011 |
| 20120101237 | SELF-ADHESIVE HARDENER COMPOSITION - Hardener composition for condensation-crosslinking RTV-2 silicone compositions contain
| 04-26-2012 |
| 20130012667 | MOISTURE-CURABLE SILOXANE-CONTAINING COMPOUNDS AND FLUOROCARBON-CONTAINING COMPOUNDS AND POLYMERS FORMED THEREFROM - Siloxane-containing reactive compounds contain moisture-curable alkoxy-silane functional end groups and also contain fluorocarbon-containing segments. The siloxane-containing and fluorocarbon-containing reactive compounds may be prepared from siloxane-containing and fluorocarbon-containing oxamide compounds or amine compounds. Siloxane-containing and fluorocarbon-containing polymers may be prepared from the reactive compounds by reaction with water. The siloxane-containing and fluorocarbon-containing polymers may be release materials or adhesives. | 01-10-2013 |
| 20110160409 | COMPOSITION FOR THERMOSETTING SILICONE RESIN - The present invention relates to a composition for a thermosetting silicone resin, the composition including: (1) a dual-end silanol type silicone oil; (2) an alkenyl group-containing dialkoxyalkylsilane; (3) an organohydrogensiloxane; (4) a condensation catalyst; and (5) a hydrosilylation catalyst. | 06-30-2011 |
| 525478000 | Wherein one of said silicon materials contains Si-H bond | 27 |
| 20080242807 | SOLVENTLESS SILICONE PRESSURE-SENSITIVE ADHESIVE COMPOSITION - A solventless silicone pressure-sensitive adhesive composition is provided. The composition includes (A) a polyorganosiloxane with a polymerization degree of 300 to 2,000 and having at least two alkenyl group-containing organic groups, (B) a polyorganohydrosiloxane having at least three silicon-bonded hydrogen atoms, (C) a polydiorganosiloxane having alkenyl groups at both terminals, (D) a polydiorganosiloxane having SiH groups at both terminals, (E) a polyorganosiloxane composed of R | 10-02-2008 |
| 20090156755 | Crosslinkable Silicone Coating Compositions - Crosslinkable silicone coating compositions are prepared from
| 06-18-2009 |
| 20100105844 | Composition Including A Siloxane And A Method Of Forming A The Same - A composition includes a siloxane of the formula: (RMe2Si01/2)a(MeRSi02/2)b(RSi03/2)o(Si04/2)d wherein a is at least 2, b is from 3 to 20, c is from 0 to 10, d is from 0 to 10, and each R is independently of the formula —CR′2-CR′2-Y—Z or —CRVCRVZ, wherein each R1 is independently a hydrogen atom or a Ci to C1O hydrocarbyl free of aliphatic unsaturation so long as at least one R′ is a hydrogen atom, Y is a divalent organic group, and Z is a polycyclic group containing at least one aromatic ring. A method of making the siloxane includes charging (HMe2SiO i/2)a(MeHSiθ2/2)b(HSiθ3/2)c(Siθ4/2)d, a platinum catalyst, and an alkene of the formula CR2=CR—Y—Z or CR2=CR—Z into a reactor to form the siloxane. The siloxane is useful as a component in holographic storage media for photopolymer-based holographic data storage applications. The siloxane exhibits excellent compatibility when mixed with a polymerizable component before the polymerizable component is cured. Furthermore, the siloxane exhibits excellent diffusion from polymers of the polymerizable component after partial and complete curing. The siloxane also has a high refractive index while maintaining the excellent compatibility and diffusion properties when mixed with polymerizable component. | 04-29-2010 |
| 20110275769 | Amino-Mercapto Functional Organopolysiloxanes - An organopolysiloxane containing both an amino functional organic group and a mercapto functional organic group is disclosed. A method of making such amino-mercapto functional organopolysiloxanes is by reacting (A) a silanol-functional polysiloxane, (B) an amino functional alkoxy silane, and (C) a mercapto functional alkoxy silane, via a condensation reaction. The amino-mercapto functional organopolysiloxanes products are useful in textile and fabric treatments. | 11-10-2011 |
| 20080234441 | PROCESS FOR PRODUCING BIS-(AMINOALKYL)-POLYSILOXANES - Bis(aminoalkyl)siloxane dimers or oligomers are prepared by a process utilizing hydrosilation of an olefinic amine with tetraorganodisiloxane or with bis(dialkylhydrogen)siloxane oligomers to generate high purity bis(aminoalkyl)disiloxane or bis(aminoalkyl)siloxane oligomers at high conversion yield, which may then be subsequently equilibrated to higher molecular weight bis(aminoalkyl)polysiloxanes. | 09-25-2008 |
| 20110288246 | Curable Silicone Composition That Provides A Highly Transparent Cured Silicone Material - A curable silicone composition comprises (A) (A-1) an alkenyl-containing dialkylpolysiloxane and a viscosity of at least 1,000 mPa·s to not more than 20,000 mPa·s and (A-2) an alkenyl-containing, resin-form organopolysiloxane that comprises the SiO | 11-24-2011 |
| 20090286941 | Process For Preparing Organopolysiloxanes Having Quaternary Ammonium Groups - Organopolysiloxanes having quaternary ammonium groups are prepared by first, | 11-19-2009 |
| 20110269918 | HIGH ADHESIVENESS SILICONE RESIN COMPOSITION AND AN OPTICAL SEMICONDUCTOR DEVICE PROVIDED WITH A CURED PRODUCT THEREOF - The object of the present invention is to provide a silicone resin composition for encapsulating an optical semiconductor element which has strong adhesiveness to a substrate and provide an optical semiconductor element which has high reliability. The present invention provides a silicone resin composition comprising an organopolysiloxane (A) having at least two alkenyl groups per molecule, a liner organohydrogenpolysiloxane (B-1) which has hydrogen atoms each bonded to a silicon atom at the both terminals and a liner organohydrogenpolysiloxane (B-2) which has a hydrogen atom bonded to a silicon atom at one terminal and a hydroxyl or alkoxy group bonded to a silicon atom at the other terminal, a branched organohydrogenpolysiloxane (C) having at least three hydrosilyl groups per molecule, a catalytic (D), and a condensation catalyst (E). The present invention also provides an optical semiconductor device provided with a cured product thereof. | 11-03-2011 |
| 20080281056 | CURABLE ORGANOSILICON COMPOSITION AND CURED PRODUCT THEREOF - Provided is a curable organosilicon composition comprising (A) a polycyclic hydrocarbon group-containing organosilicon compound, which comprises two hydrogen atoms bonded to silicon atoms within each molecule, and is an addition reaction product of (a) an organosilicon compound having two hydrogen atoms bonded to silicon atoms within each molecule, and (b) a polycyclic hydrocarbon compound having two hydrosilylation reactive carbon-carbon double bonds within each molecule, (B) a siloxane-based compound having two or more alkenyl groups bonded to silicon atoms within each molecule, and (C) a hydrosilylation reaction catalyst. The curable organosilicon composition yields a cured product that has a high degree of hardness and excellent transparency, crack resistance and heat resistance, and is useful as a curable silicone material, an encapsulating material for optical devices such as optical elements, an encapsulating material for other electronic devices such as semiconductor elements, and an electrically insulating coating material. | 11-13-2008 |
| 20090082527 | ADDITION CURABLE SILICONE RUBBER COMPOSITION AND CURED PRODUCT THEREOF - In an addition curable silicone rubber composition, an organohydrogenpolysiloxane containing at least two SiH groups in a molecule, synthesized through cohydrolytic condensation reaction of an SiH-containing organoalkoxysilane and an SiH-free organoalkoxysilane, is included as a crosslinker. An SiH-functional low-molecular-weight siloxane fraction is substantially absent in the cured composition. | 03-26-2009 |
| 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 |
| 20100216952 | Silicone Rubber Powder And Method Of Manufacturing Thereof - A silicone rubber powder obtained by curing a condensation-curable silicone rubber composition in a dispersed state in water, having an epoxy equivalent measured by a titration method equal to or lower than 3,000 and an average particle size in the range of 0.1 to 100 μm; and a method of manufacturing a silicone rubber powder comprising the steps of dispersing in water a silicone rubber composition comprising at least components (A) through (C) listed below; adding component (D); and curing the mixture: (A) a diorganopolysiloxane capped at both molecular terminals with silanol groups and having in one molecule 30 or less silicon atoms; (B) an organopolysiloxane having in one molecule at least two silicon-bonded hydrogen atoms; (C) an epoxy-containing alkoxysilane; and (D) a condensation-reaction catalyst. The silicone rubber powder has low epoxy equivalent and possesses excellent dispersibility in organic resins, and the method is efficient in manufacturing of the aforementioned powder. | 08-26-2010 |
| 20100210794 | SELF-ADHESIVE ADDITION CROSS-LINKING SILICONE COMPOSITIONS - Addition crosslinkable silicone compositions with excellent adhesion to polymer and other substrates contain an Si—H functional cycloorganosiloxane and an adhesion promoter having at least two aryl moieties linked by an intermediary linking group and containing at least one aliphatically unsaturated group. | 08-19-2010 |
| 20080281055 | Branched polysiloxane of reduced molecular weight and viscosity - The invention relates to a branched polysiloxane composition of reduced molecular weight and viscosity of particular use as mist suppressants in silicone-based paper release coatings. The invention also relates to methods for producing these branched polysiloxane compositions of reduced viscosity. | 11-13-2008 |
| 20090111953 | RELEASE FLUID COMPOSITIONS - Use of release fluids or agents constituting hyperbranched polymers. The three-dimensional structure imparts characteristics that make the hyperbranched polymers useful in xerographic processes. The hyperbranched polymer release fluids or agents may be used with a fuser member having a substrate, an outer layer covering the substrate, and a release coating on the outer layer, wherein the release coating includes a hyperbranched polymer. | 04-30-2009 |
| 20110251357 | ULTRAVIOLET TRANSMISSIVE POLYHEDRAL SILSESQUIOXANE POLYMERS - Inorganic/organic hybrid polymers containing silsesquioxane cages are robust and exhibit desirable physical properties such as strength, hardness, and optical transparency at infrared and ultraviolet wavelengths. The polymers are prepared by polymerizing functionalized polyhedral silsesquioxane monomers such as polyhedral silsesquioxanes bearing two complementarily reactive functional groups bonded to cage silicon atoms by means of spacer moieties. The spacer moieties allow for steric mobility and more complete cure than polyhedral silsesquioxanes bearing reactive functional groups bound directly to cage silicon atoms. | 10-13-2011 |
| 20110251356 | Curable Organopolysiloxane Composition and Semiconductor Device - A curable organopolysiloxane composition comprising: (A) a branched-chain organopolysiloxane that contains in one molecule at least three alkenyl groups and at least 30 mole % of all silicon-bonded organic groups in the form of aryl groups; (B) a linear-chain organopolysiloxane that contains aryl groups and has both molecular terminals capped with diorganohydrogen-siloxy groups; (C) a branched-chain organopolysiloxane that contains in one molecule at least three diorganohydrogensiloxy groups and at least 15 mole % of all silicon-bonded organic groups in the form of aryl groups; and (D) a hydrosilylation catalyst. The composition is capable of forming a cured body that has a high index of refraction and strong adhesion to substrates. | 10-13-2011 |
| 20120065343 | Silicone Composition for Producing Transparent Silicone Materials and Optical Devices - A hydrosilylation curable composition contains a combination of high and low viscosity polyorganosiloxanes, a silicone resin, a crosslinker, and a catalyst. The composition, and the cured product thereof, is useful in optical devices such as charged coupled devices (CCDs), light emitting diodes (LEDs), lightguides, optical cameras, photo-couplers, and waveguides. Processes for fabricating the optical devices include various molding techniques, including overmolding. | 03-15-2012 |
| 20080249259 | Addition curable silicone resin composition and silicone lens using same - An addition curable silicone resin composition is provided. The composition includes two types of alkenyl group-containing organopolysiloxanes, and two types of organohydrogenpolysiloxanes, and a platinum group catalyst. The composition is cured to form a hard cured product with excellent flexibility and minimal surface tack, suited to a silicone lens. | 10-09-2008 |
| 20090118440 | Curable Organopolysiloxane Resin Composition And Optical Part Molded Therefrom - A curable organopolysiloxane resin composition having a viscosity at 25° C. in the range of 0.001 to 5,000 Pa·s, a total acid number as specified by JIS K 2501 (1992) in the range of 0.0001 to 0.2 mg/g, and light transmittance in a cured state equal to or greater than 80%; an optical part comprised of a cured body of the aforementioned composition. The curable organopolysiloxane resin composition of the invention is characterized by good transparency, low decrease in transmittance when exposed to high temperatures, and excellent adhesion when required. | 05-07-2009 |
| 20090118441 | Curable Silicone Composition - A curable silicone composition comprising at least the following components: (A) a diorganopolysiloxane having in one molecule at least two alkenyl groups; (B) at least two resin-like organopolysiloxanes that have different mass-average molecular weights as reduced into standard polystyrene measured gel permeation chromatography and that are composed of SiO | 05-07-2009 |
| 20110028662 | PEG-COATED CORE-SHELL SILICA NANOPARTICLES AND METHODS OF MANUFACTURE AND USE - Described herein are PEG-coated, core-shell nanoparticles, which display reduced aggregation and/or reduced non-specific or undesired attachment characteristics. These fluorescent nanoparticle include: a silica-based core having an organic functional group that includes a mercapto substituent, an organic fluorescent compound, a silica shell; and a silane-PEG compound. The silica shell of the nanoparticle encapsulates the silica-based core and the silane-PEG compound is conjugated to the silica shell. | 02-03-2011 |
| 20090149609 | CROSSLINKING AGENT FOR A SILICONE COMPOSITION WHICH CAN BE CROSSLINKED AT LOW TEMPERATURE BASED ON A HYDROGENATED SILICONE OIL COMPRISING Si-H UNITS AT THE CHAIN END AND IN THE CHAIN - The invention relates to crosslinkable or crosslinked silicone compositions capable of being used to form a water-repellent and release coating for a flexible support made of paper or of polymer, in particular a heat-sensitive flexible support. These compositions are of the type of those comprising crosslinking polyorganosiloxanes carrying SiH units and unsaturated, preferably vinylated, polyorganosiloxanes capable of reacting with the crosslinking agent by polyaddition in the presence of platinum to form the release crosslinked coating on the flexible support. | 06-11-2009 |
| 20120046423 | POLYORGANOSILOXANE, ENCAPSULATION MATERIAL OBTAINED FROM THE POLYORGANOSILOXANE, AND ELECTRONIC DEVICE INCLUDING THE ENCAPSULATION MATERIAL - A polyorganosiloxane composition, an encapsulation material, and an electronic device, the polyorganosiloxane composition including a linear first polyorganosiloxane resin including a moiety represented by the following Chemical Formula 1 and a moiety represented by the following Chemical Formula 2, the first polyorganosiloxane resin including double bonds at both terminal ends thereof, and a second polyorganosiloxane resin having a three dimensional network structure, | 02-23-2012 |
| 20110065872 | UNDERFILL COMPOSITION AND AN OPTICAL SEMICONDUCTOR DEVICE - A purpose of the present invention is to provide an underfill composition for optical semiconductor devices which can provide a cured product whose moldability, adhesiveness to a gold bump, heat-resistance, and light resistance are better. The present invention is an underfill composition, comprising (A) 60 to 99 parts by weight of a branched organopolysiloxane having a weight average molecular weight of from 500 to 20000, reduced to polystyrene, and represented by the average compositional formula (1); (B) 250 to 1000 parts by weight of an inorganic filler; (C) 0.01 to 10 parts by weight of a condensation catalyst; (D) 1 to 40 parts by weight of an organopolysiloxane having a linear diorganopolysiloxane moiety, represented by the formula (2), provided that a total amount of component (A) and component (D) is 100 parts by weight; and (E) 0.2 to 2.0 parts by weight of silane coupling agent. | 03-17-2011 |
| 20120172544 | CURABLE ORGANOPOLYSILOXANE COMPOSITION AND METHOD FOR MANUFACTURING THE SAME - A curable organopolysiloxane composition comprises the following: (A) an organopolysiloxane having at least two silicon-bonded alkenyl groups and having an average unit formula (I): (R | 07-05-2012 |
| 20110160410 | Curable Organopolysiloxane Composition and Semiconductor Device - A curable organopolysiloxane composition comprising: (A) an organopolysiloxane that contains in one molecule at least two alkenyl groups and at least 30 mole % of all silicon-bonded monovalent hydrocarbon groups in the form of aryl groups: (B) an organopolysiloxane that contains in one molecule at least two silicon-bonded hydrogen atoms and at least 15 mole % of all silicon-bonded organic groups in the form of aryl groups; (C) a branched-chain organopolysiloxane that contains alkenyl, aryl, and epoxy-containing organic groups; and (D) a hydrosilylation catalyst. The composition is capable of forming a cured body that has a high index of refraction and strong adhesion to substrates. | 06-30-2011 |
