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| Number | Title | Issue Date |
| 8178642 | Curable organopolysiloxane composition and cured product thereof A curable organopolysiloxane composition comprising: (A) a solvent-soluble organopolysiloxane obtained by conducting a hydrosilylation reaction between (i) an organopolysiloxane represented by the following average structural formula: RaSiO(4-a)/2 | 05/15/2012 |
| 8168739 | Polysiloxane, method for producing the same, and method for producing cured product of the same The present invention has an object to provide a polysiloxane which is a liquid substance having low viscosity, is excellent in curing workability, and has excellent heat resistance in an obtained cured material, and to a production method of a cured material using ... | 05/01/2012 |
| 8163863 | Polysilane and polysilane-containing resin composition A polysilane having excellent functionalities (e.g., solubility in a solvent and reactivity) is obtained by introducing a structural unit of the following formula (1) to a polysilane through a reaction of a dihalosilane having a Si—H bond and adding a hydrosilylat... | 04/24/2012 |
| 8138296 | Epoxy compounds and process for their production Novel epoxy compounds represented by the general formula: (wherein R1 and R2 each represent hydrogen, a C1-6 alkyl group or a C1-4 trialkylsilyl group, each R3 may be the same or different a... | 03/20/2012 |
| 8129491 | Siloxane resin coating A siloxane resin having the formula: (HSiO3/2)a(RSiO3/2)b(SiO4/2)c where R is Z, Z(CH2)n or ZO(CH2)n where Z is a phenyl or substituted phenyl group; n has ... | 03/06/2012 |
| 8110647 | Process for the preparation of an organopolysiloxane functionalized with a benzalmalonate by hydrosilylation in the presence of a hydroxy carboxylic acid or a cyclic ester thereof The present invention relates to a process for the preparation of an organopolysiloxane functionalized with a benzalmalonate by hydrosilylation, said process involving the use of a hydroxy carboxylic acid or a cyclic ester thereof. ... | 02/07/2012 |
| 8097690 | Cyclic dihydrogenpolysiloxanes, hydrogenpolysiloxanes, processes for their production, silica type glass moldings and a process for their production, optical elements and a process for their production Cyclic dihydrogenpolysiloxanes, hydrogenpolysiloxanes of specific siloxane unit formulas etc., a process for their production using hydrolysis/condensation, a process for the production of silica type glass moldings with an optical transmittance of 90% to 100% in th... | 01/17/2012 |
| 8071707 | Addition-curable silicone composition and cured product thereof An addition-curable silicone composition is provided. The composition includes (A) a resin structure organopolysiloxane and (B) a platinum group metal-based catalyst. The component (A) has silicon-bonded alkenyl groups and hydrosilyl groups, and includes a structure... | 12/06/2011 |
| 8053544 | Silicone for preparing ophthalmic devices The present invention is to provide a silicone having (meth)acryl groups on both ends of a molecule and represented by the formula (I): wherein R1 is represented by the following formula:... | 11/08/2011 |
| 8048978 | Silphenylene compound and process for producing the same The present invention relates to a silphenylene compound represented by the following formula (1): in which R1 to R4 each independently represents a hydrogen atom or a monovalent hydrocarbon group having 1 to 6 carbon atoms... | 11/01/2011 |
| 8034891 | Polyether-modified organopolysiloxane, diorganopolysiloxane-polyether block copolymer, their production methods, and cosmetic preparation A novel polyether-modified organopolysiloxane and a novel diorganopolysiloxane-polyether block copolymer are more resistant to oxidation than the heretofore existing polyoxyalkylene-modified organopolysiloxanes and are thus more resistant to producing allergenically... | 10/11/2011 |
| 8008419 | Siloxane monomers and methods for use thereof The invention provides novel siloxane monomers useful in a variety of adhesive applications. In one aspect, the siloxane compounds described herein can be used as Diels-Alder type curatives for bismaleimide or poly-maleimide monomers. The unsaturated resins shown he... | 08/30/2011 |
| 7964693 | Photocurable polymers for ophthalmic applications The present invention generally relates to pre-polymer and polymer compositions that can be photopolymerized. In one embodiment, the present invention relates to crosslinking agents that can be used in the photopolymerization of the pre-polymers and polymers disclos... | 06/21/2011 |
| 7956152 | Star silicone polymers The present invention is directed to a multifunctional organo-silicone compound and the use of the that compound in personal care and other applications. These compounds by virtue of their unique structure provide outstanding micro emulsions and provide outstanding ... | 06/07/2011 |
| 7951893 | Star silicone polymers The present invention is directed to a multifunctional organo-silicone compound and the use of that compound in personal care and other applications. These compounds by virtue of their unique structure provide outstanding micro emulsions and provide outstanding skin... | 05/31/2011 |
| 7943721 | Linear and cross-linked high molecular weight polysilanes, polygermanes, and copolymers thereof, compositions containing the same, and methods of making and using such compounds and compositions Methods are disclosed of making linear and cross-linked, HMW (high molecular weight) polysilanes and polygermanes, polyperhydrosilanes and polyperhydrogermanes, functional liquids containing the same, and methods of using the liquids in a range of desirable applicat... | 05/17/2011 |
| 7932342 | Method to improve wettability by reducing liquid polymer macromolecule mobility through forming polymer blend system A method to reduce liquid polymer macromolecule mobility through forming a polymer blend system is provided. More particularly, a small amount of polymer crosslinker is added to a liquid polymer matrix to prevent intermolecular movement. The crosslinker functions as... | 04/26/2011 |
| 7906605 | Release coating compositions having improved release force profiles A composition containing (A) a compound having at least one aliphatic unsaturation; (B) a cyclic organohydrogen-silicon crosslinking compound containing at least one silicon-bonded hydrogen atom (Sift) per molecule, prepared by a platinum catalyzed coupling reaction... | 03/15/2011 |
| 7858725 | Cardanol based dimers and uses therefor Cardanol based dimers are provided. The cardanol dimers are formed by hydrosylylation with silanes. Cardanol based dimers may be further reacted to form epoxy curing agents and epoxies which can be used as anti-fouling coatings on ship hulls and marine structures. T... | 12/28/2010 |
| 7855265 | Use of ester-modified organopolysiloxanes for producing cosmetic or pharmaceutical compositions The invention relates to emulsifier systems containing ester-modified, polyether-free organopolysiloxanes, to their use, in particular the production of cosmetic, dermatological or pharmaceutical formulations and also of care and cleaning compositions, and also the ... | 12/21/2010 |
| 7838616 | Perfluoropolyether rubber composition and ion-conducting polymer electrolyte membrane A perfluoropolyether rubber composition is useful for forming a polymer electrolyte membrane, comprising (A) an alkenyl-containing perfluoropolyether, (B) a silicon-oxygen crosslinked structure having ionic conduction, and (C) a peroxide crosslinker. The silicon-oxy... | 11/23/2010 |
| 7838615 | Siloxane resin coating A siloxane resin having the formula: (HSiO3/2)a(RSiO3/2)b(SiO4/2)c where R is Z, Z(CH2)n or ZO(CH2)n where Z is a phenyl or substituted phenyl group; n has ... | 11/23/2010 |
| 7799887 | Silicon-containing curable composition and its cured product A silicon-containing curable composition, comprising: a prepolymer (A) containing two or more Si—H groups per molecule obtained by hydrosilylation reaction of one kind or more selected from each of components (α) and components (β) described below; ... | 09/21/2010 |
| 7728094 | Selfassembled grafted polymeric layer for use in biosensor technology A water soluble functional polyethylene glycol-grafted polysiloxane polymer comprising a polysiloxane backbone and polyethylene glycol side chains is provided having the general formula: wherein A is selected from the group... | 06/01/2010 |
| 7723457 | Polysilane compositions, methods for their synthesis and films formed therefrom Polysilanes, inks containing the same, and methods for their preparation are disclosed. The polysilane generally has the formula H-[(AHR)n(c-AmHpm-2)q]—H, where each instance of A is independently Si or Ge; R is H, -A | 05/25/2010 |
| 7705104 | Addition curable silicon resin composition for light emitting diode An addition curable silicone resin composition for a light emitting diode is provided The composition includes an organopolysiloxane that includes a straight-chain segment represented by a formula: —(R12SiO)n— ... | 04/27/2010 |
| 7687593 | Fluorinated polymer and polymer composition Provided are: an addition polymer of fluorosilsesquioxane (a) having one addition polymerizable functional group or an addition copolymer of the fluorosilsesquioxane (a) having one addition polymerizable functional group and an addition polymerizable monomer (b); a ... | 03/30/2010 |
| 7666969 | Silicone resin coating for electronic components One-component, H-siloxane-containing addition-crosslinkable silicone resins, are prepared by charging a reactor with water and a solvent mixture of at least one aromatic solvent and at least one alkyl ester, adding a chlorosilane mixture containing an Si—H functio... | 02/23/2010 |
| 7649071 | Branched polysiloxane composition The invention relates to branched polysiloxane compositions resulting from copolymerizing under hydrosilylation conditions a component mixture comprising (a) one or more organosilicon compounds containing at least two unsaturated hydrocarbon functional groups per mo... | 01/19/2010 |
| 7642332 | Amphiphilic networks, process for producing same, and products made therefrom The present invention relates to the production of amphiphilic copolymer networks, or co-networks, and to methods for preparing amphiphilic co-networks. Furthermore, the present invention relates to products and/or films made from the amphiphilic co-networks produce... | 01/05/2010 |
| 7528209 | Curable silicone release composition and sheet having a releasability using the same A curable silicone composition which comprises (A) a diorganopolysiloxane which has a viscosity of about 50 to 500 mPa·s at 25° C. and has silicon-bonded alkenyl groups only at the molecular chain ends, (B) a diorganopolysiloxane which has a viscosity of about 50,... | 05/05/2009 |
| 7514519 | Polymer obtained by using silsesquioxane derivative The present invention provides such a three-dimensional ladder polymer that has, as a main chain, a silsesquioxane skeleton having a structure of the cage structure of octasilsesquioxane with two broken corners. The polymer of the invention is a polymer obtained by ... | 04/07/2009 |
| 7432338 | Branched polymers from organohydrogensilicon compounds This invention relates to a method comprising (1) heating in the presence of a catalyst a mixture comprising (i) at least one organohydrogensilicon compound containing at least one silicon-bonded hydrogen atom per molecule or a reaction product obtained by mixing in... | 10/07/2008 |
| 7429636 | Organohydrogensilicon compounds Organohydrogensilicon compounds containing at least one silicon-bonded hydrogen atom per molecule and at least one cyclosiloxane. ... | 09/30/2008 |
| 7429637 | Compositions including perhydro-polysilazane used in a semiconductor manufacturing process and methods of manufacturing semiconductor devices using the same Compositions that can be used in semiconductor manufacturing processes, comprising perhydro-polysilazane having a weight average molecular weight of about 300 to about 3,000 and a polydispersity index of about 1.8 to about 3.0 are provided. Solutions comprising the ... | 09/30/2008 |
| 7427443 | Low dielectric constant insulating material and semiconductor device using the material The use of a material possessing a six-member borazine ring consisting of at least boron and nitrogen elements in the form of a low dielectric constant insulating film in a hard mask, a Cu diffusion barrier layer and an etching stopper which are necessary when low d... | 09/23/2008 |
| 7425351 | Silicone resins A silicone resin, curable to a resin of low coefficient of thermal expansion, high glass transition temperature and high modulus, has the empirical formula (R3SiO1/2)a(R2SiO2/2)b(RSiO3/... | 09/16/2008 |
| 7423107 | Polymer obtained with silsesquioxane derivative The present invention is a polymer obtained by using a silsesquioxane derivative represented by formula (1-0). In the formula R0 each independently represents hydrogen, alkyl, aryl or arylalkyl, and Y each represents a group represented by formula (a) or ... | 09/09/2008 |
| 7423108 | High refractive-index siloxy-containing monomers and polymers, and ophthalmic devices comprising such polymers Siloxy-containing monomers, macromonomers, or polymers have at least a siloxy-containing side group that comprises a refractive-index increasing substituent. Polymeric compositions comprising such siloxy-containing monomers, macromonomers, or polymers are advantageo... | 09/09/2008 |
| 7420015 | Flame retardant silicone compositions A silicone composition comprising (A) an organopolysiloxane having at least one lower alkenyl group in a molecule, (B) an organohydrogenpolysiloxane having at least two SiH groups in a molecule, (C) a platinum catalyst, and (D) at least one compound selected from am... | 09/02/2008 |
