"Inventing is a combination of brains and materials. The more brains you use, the less material you need."
Charles Kettering
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 8153836 | Silsesquioxane compound mixture, hydrolyzable silane compound, making methods, resist composition, patterning process, and substrate processing In a mixture of silsesquioxane compounds comprising silsesquioxane units having a side chain including a direct bond between a silicon atom and a norbornane skeleton and having a degree of condensation of substantially 100%, a dimethylene chain of the norbornane ske... | 04/10/2012 |
| 7956210 | Iridium-catalyzed production method for organosilicon compounds Alkyl silanes are prepared by silylating an unsaturated hydrocarbon with an Si—H functional silane employing an iridium chloride coordination compound as a catalyst and a polymeric polyene as a cocatalyst. Reaction bottoms can be worked up to provide an iridium-co... | 06/07/2011 |
| 7399875 | Fluorosilane condensation products, their preparation and use for surface modification The invention provides compounds preparable by the reaction of fluorous silanes (A) RF—CH2—CH2—SiX3 (A) where RF is a fully or partially fluorinated alkyl radical, | 07/15/2008 |
| 7375170 | Organosilicon compound Since the majority of conventional organic/inorganic composite materials are obtained by mechanical blending of a silsesquioxane and an organic polymer or other means, it was extremely difficult to control the structure of the composite as a molecular agglomerate. I... | 05/20/2008 |
| 7351774 | Silicon-modified crumb rubber composition The present invention relates to a modified crumb rubber particle having carbon to silicon bonds created by the reaction of the unsaturation in the crumb rubber particle and silicon hydride, with or without the use of a catalyst. Bound silicon content ranges from ab... | 04/01/2008 |
| 7348447 | Aromatic disiloxane compositions Processes for preparing aromatic matrix materials by metal hydrosilylation followed by alcholysis are provided. Silicon-containing layers that contain such aromatic matrix materials are also provided, as well as electrophotographic photoreceptors and electrophotogra... | 03/25/2008 |
| 7307180 | Method of preparing halogenoalkyldialkyl chlorosilane A process for the preparation of a haloalkyldialkylchlorosilane is provided, wherein at the end of a hydrosilylation reaction, the product is recovered and iridium is recovered, the iridium being found in its original form of catalyst or in a converted form, the rec... | 12/11/2007 |
| 7307178 | Processes of making γ,δ-unsaturated carboxylic acid and silyl ester thereof, carboxyl group-containing organosilicon compound and process of making A γ,δ-unsaturated carboxylic acid silyl ester is prepared by reacting an α,β-unsaturated carboxylic acid ester with a hydrosilane or hydrosiloxane in the presence of tris(pentafluorophenyl)borane. γ,δ-Unsaturated carboxylic acid derivatives are readily prepare... | 12/11/2007 |
| 7262315 | Transition metal oxo, sulfido and amido complexes as catalysts of nucleophilic addition reactions Methods are provided for carrying out nucleophilic addition reactions using oxo, sulfido or amido complexes of transition metals as reaction catalysts. Exemplary catalysts are oxo complexes of Group 7 transition metals, with rhenium (V) oxo complexes, including diox... | 08/28/2007 |
| 7208618 | Continuous production of organosilanes Preparation of organosilanes by hydrosilylation of an alkene takes place in a continuous manner using an iridium hydrosilylation catalyst and diene cocatalyst. The continuous process provides high yields in a safe and economical manner. ... | 04/24/2007 |
| 7208619 | Hydrosilylation process A silane or siloxane containing at least one organic group is prepared by a hydrosilylation reaction between a silane or siloxane (A) containing at least one Si—H group and an allyl compound (B) in the presence of a noble metal catalyst. The silane or siloxane (A)... | 04/24/2007 |
| 7195720 | Curable composition for heat conductive material The invention provides a curable composition for a heat conductive material, having an excellent durability, a satisfactory heat conductive property and a high productivity with easily controllable surface tackiness, a heat conductive material obtained from such cur... | 03/27/2007 |
| 7182906 | Moisture curable balloon materials The present invention relates to a catheter device having a dilatation balloon formed from a polymeric material crosslinked by moisture through —Si—O—Si— linkages, and to a method of making the same. The polymeric material is formed by reacting at least one ... | 02/27/2007 |
| 7157541 | Process for an addition reaction of organic silicon compounds having SiH groups with compounds having olefinic double bonds The invention relates to a process for the preparation of polyorganosiloxanes and polyorganosilanes of high purity by an addition reaction of siloxanes and/or silanes which contain at least one H—Si group with compounds having olefinic double bonds in the presence... | 01/02/2007 |
| 7145028 | Continuous hydrosilylation process Continuous hydrosilylation of compounds (A) bearing C—C multiple bonds by means of silicon compounds (B) having Si—H groups, in which the reaction components (A) and (B) are reacted continuously in an integrated loop-tube reactor, with reaction mixture being con... | 12/05/2006 |
| 7125585 | Siloxane compounds and their use as homogenizer in release agents with matting effect for producing moldings from plastics with matt surfaces The invention relates to siloxane compounds of the general formula (I) where R is an unbranched or branched hydrocarbon radical having from 16 to 50 carbon atoms; a is a value from 0.8 t... | 10/24/2006 |
| 7105622 | Hybrid polyurethanes Cyclosiloxane-multiol compositions, multicomponent polyurethane networks, and related methods are disclosed. ... | 09/12/2006 |
| 7090896 | Process for producing dielectric layers by using multifunctional carbosilanes A process for producing dielectric layers with low dielectric constants by thermal treatment of a sol-gel product of a multifunctional carbosilane, corresponding layers, and their use in the production of electronic components, are described. ... | 08/15/2006 |
| 7078519 | Enzyme catalyzed organosilicon carbohydrates Methods for forming structurally defined organosilicon carbohydrates are provided. Additionally, structurally defined organosilicon carbohydrates are provided. The structurally defined organosilicon carbohydrates may be formed by contacting a hydrolase enzyme with a... | 07/18/2006 |
| 7070886 | Holographic storage medium comprising polyfunctional epoxy monomers capable of undergoing cationic polymerization Disclosed is a holographic recording medium. The novel holographic recording mediums disclosed herein comprises: a) at least one polyfunctional epoxide monomer or oligomer which undergoes acid initiated cationic polymerization. Each epoxide in the monomer or oligome... | 07/04/2006 |
| 7022867 | Silicon compound and method for making the same A silicon compound having a repeating unit represented by the following general formula (1): wherein R is a hydrogen atom, a straight or branched alkyl group having 1 to 20 carbon atoms, a substituted or unsubstituted a... | 04/04/2006 |
| 7019145 | Method for preparing metallic carbene-based catalysts for hydrosilylation of unsaturated compounds and resulting catalysts The invention concerns an improved method for preparing catalysts for hydrosilylation reactions of compounds with ethylene or acetylene unsaturation (for example olefins or acetylene derivatives), in particular but not exclusively those involving polyorganosiloxanes... | 03/28/2006 |
| 7005532 | Process of producing alkoxysilanes An object of the present invention is to provide a process of producing alkoxysilanes, which does not use a chlorosilane as the intermediate raw material, is improved in view of the environment, and is satisfactory with respect to the yield of a desired material. | 02/28/2006 |
| 6946174 | Moisture curable balloon materials The present invention relates to a catheter device having a dilatation balloon formed from a polymeric material crosslinked by moisture through —Si—O—Si—linkages, and to a method of making the same. The polymeric material is formed by reacting at least one o... | 09/20/2005 |
| 6897280 | Continuous manufacture of silicone copolymers via multi-stage blade-mixed plug flow tubular reactor A process is disclosed for producing silicone copolymers, wherein the process comprises the steps of: (a) providing at least one multi-stage blade-mixed plug flow reactor having an entry and an exit; (b) continuous... | 05/24/2005 |
| 6846895 | Polysiloxane, method of manufacturing same, silicon-containing alicyclic compound, and radiation-sensitive resin composition A novel polysiloxane having the following structural units (I) and/or (II) and the structural unit (III), wherein A1 and A2 are an acid-dissociable monovalent organic group, R1 is hydro... | 01/25/2005 |
| 6828404 | Polymerizable siloxanes A process for the preparation of an alkoxysilyl siloxane substituted with at least one epoxy, vinyl ether, 1-propenyl ether, acrylate or methacrylate group comprises selectively reacting a hydrosilane compound with a compound containing a vinyl or allyl group and a ... | 12/07/2004 |
| 6809213 | Preparation of secondary aminoisobutylalkoxysilanes A highly efficient method is provided for preparing secondary aminoisobutylalkoxysilanes by reacting hydridoalkoxysilanes with secondary methallylamines in the presence of a hydrosilation catalyst. ... | 10/26/2004 |
| 6759094 | Branched organosiloxane (co)polymers and their use as antimisting additives for silicone coating compositions Branched organosiloxane (co)polymers comprising the structural elements of the formula Y[—CnH2n—(R2SiO)m—Ap—R2Si—G]x (I) where Y is a tri- to ... | 07/06/2004 |
| 6713644 | Hydrosilation with platinum free neat copper containing catalyst Chloropropylsilanes are prepared via hydrosilation of olefinic halides with organosilicon hydrides, in the presence of neat platinum free copper containing catalysts. Organosilicon hydrides such as triethylsilane, olefinic halides such as allyl chloride, and catalys... | 03/30/2004 |
| 6696538 | Semiconductor interlayer dielectric material and a semiconductor device using the same The present invention relates to low a dielectric material essential for a next generation semiconductor with high density and high performance, and more particularly to a low dielectric material that is thermally stable and has good film-forming properti... | 02/24/2004 |
| 6669949 | Siloxane-containing oil compositions with good spreading properties This invention relates to asymmetrical, substituted polysiloxanes which show good compatibility in a variety of oils and improve the spreading behavior of oil-based formulations, to a process for preparing these asymmetrical polysiloxanes and to oil formu... | 12/30/2003 |
| 6605734 | Alkene-platinum-silyl complexes Alkene-platinum-silyl complexes described by formula (COD)Pt(SiR13-n)2 Yn are claimed, where each R1 is independently selected from organic groups, halo atoms, and siloxy groups, each Y is an independ... | 08/12/2003 |
| 6589903 | Method of synthesizing complexes of platinum and alkenylpolysiloxane, especially of platinum and divinyltetramethyldisiloxane A method for the synthesis of platinum alkenylpolysiloxane complexes, wherein a haloplatinum compound is reacted with at least one alkenylpolysiloxane, in the presence of a platinum complex as autocatalyst and a base, in an organic solvent.... | 07/08/2003 |
| 6590117 | Promoted hydrosilation reactions A process of preparing compounds containing silicon-carbon bonds by the hydrosilation of a hydridoalkoxysilyl reactant with an olefinic reactant comprises operating the process in the presence of a platinum catalyst and a reaction promoter comprising a we... | 07/08/2003 |
| 6559329 | Blocked phenolic silanes The present invention is directed to a process comprising deblocking a silane of the formula (RI C(.dbd.O)O)y C6 RII6-y-z [Cx H2x Si(ORIII)3-a (RIV) | 05/06/2003 |
| 6541593 | Process for the preparation of polyether oligomer containing reactive silicon group A process for producing a reactive silicon group-containing polyether oligomer, which comprises reacting (a) a polyether oligomer the backbone chain of which comprises a polyether and which contains in a side chain or at a terminus of its molecule at leas... | 04/01/2003 |
| 6531260 | Polysiloxane, method of manufacturing same, silicon-containing alicyclic compound, and radiation-sensitive resin composition A novel polysiloxane having the following structural units (I) and/or (II) and the structural unit (III), ##STR1## wherein A1 and A2 are an acid-dissociable monovalent organic group, R1 is hydrogen, monovalent (halogenated... | 03/11/2003 |
| 6521769 | Chiral phosphines, transition metal complexes thereof and uses thereof in asymmetric reactions Chiral ligands and transition metal complexes based on such chiral ligands useful in asymmetric catalysis are disclosed. The chiral ligands include chiral C1-C6 TunaPhos ligands. The ruthenium TunaPhos complex reduces ketones to the corresponding alcohols... | 02/18/2003 |
| 6518371 | Crosslinking agents A polyorganosiloxane containing the units (HR2 Si--O1/2) HM units, (Si--O4/2) Q units, (R1 Si--O3/2) T units and (R2 Si--O2/2) D units in a ratio of from 2:1:0:0 to 6:4:2:2, or (... | 02/11/2003 |