Two Silicons Bonded Directly To The Same Oxygen Patents (Class 556/434)
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Patent number: 11866373Abstract: A method for coating fibers, includes desizing sized short fibers having an average length less than or equal to 5 mm, the short fibers being made of ceramic material or carbon, sieving the desized short fibers in order to separate them from any agglomerates of sized short fibers still present, introducing the desized and sieved short fibers into a reactor, and coating the short fibers in the reactor by chemical vapor deposition in a fluidized bed.Type: GrantFiled: August 25, 2021Date of Patent: January 9, 2024Assignees: CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE, SAFRAN CERAMICS, UNIVERSITE DE BORDEAUXInventors: Arnaud Delehouze, Eric Bouillon, Amine El Mansouri, Nathalie Dominique Bertrand, Alain Jean-Michel Guette
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Patent number: 11365290Abstract: Disclosed is a modified preceramic polymer having a polymer backbone consisting of silicon or a combination of silicon and carbon; and a pendant modifier bonded to the backbone wherein the modifier includes silicon, boron, aluminum, a transition metal, a refractory metal, or a combination thereof. The modified preceramic polymer can be used to form a ceramic matrix composite.Type: GrantFiled: November 22, 2019Date of Patent: June 21, 2022Assignee: RAYTHEON TECHNOLOGIES CORPORATIONInventors: Wayde R. Schmidt, Paul Sheedy
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Patent number: 10875968Abstract: A new class of cyclotrisiloxanes having hydridosiloxanylalkyl substituents on one, two, or three of the ring silicon atoms and a method for their preparation are provided. These compounds undergo living anionic ring-opening polymerization to generate unique polymer structures.Type: GrantFiled: April 4, 2019Date of Patent: December 29, 2020Assignee: GELEST TECHNOLOGIES, INC.Inventors: Jonathan D. Goff, Barry C. Arkles
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Patent number: 9646904Abstract: The curable resin composition according to the present invention includes a polyorganosiloxane (A), a silsesquioxane (B), an isocyanurate compound (C), and a silane coupling agent (D). The polyorganosiloxane (A) is a polyorganosiloxane approximately devoid of aryl groups. The silsesquioxane (B) includes a ladder-like silsesquioxane. The curable resin composition has excellent heat resistance, transparency and flexibility. It offers superior reflow resistance and barrier properties to a corrosive gas.Type: GrantFiled: January 9, 2014Date of Patent: May 9, 2017Assignee: DAICEL CORPORATIONInventors: Yasunobu Nakagawa, Shigeaki Kamuro
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Patent number: 9175138Abstract: Organopolysiloxanes containing units of the formulae O3-a/2RaSi—Y—(SiRaO3-a/2)b and R1cSiO4-c are prepared by catalyzed reaction, in a first step, of a mixture of X3-aRaSi—Y—(SiRaX3-a)b and R1cSiX4-c and siloxanes which have structural units of the formulae O3-a/2RaSi—Y—(SiRaO3-a/2)b and R1cSiO4-c and having weight average molar mass of 100 to 950 g/mol and reacting the mixture obtained therefrom with water or aqueous acid, producing organopolysiloxanes having a weight average molar mass of 1,000 to 100,000 g/mol, wherein R and R1 each are monovalent C1-30 SiC-bonded organic groups optionally containing one or more N and/or O atoms, Y is a 2-12 valent C1-30 organic group optionally containing one or more O atoms, X is a hydrolyzable group, a is 0 or 1, b is 1 to 11, and c is 0, 1, 2, or 3.Type: GrantFiled: July 4, 2013Date of Patent: November 3, 2015Assignee: WACKER CHEMIE AGInventor: Alfred Popp
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Publication number: 20150065643Abstract: A solution is a liquid organosilicon compound represented by general formula (1) as described below: wherein, X is each independently a group represented by formula (I), formula (II) or formula (III) as described below, and when the number of the group represented by formula (I) per one molecule of the liquid organosilicon compound represented by general formula (1) is defined as a, the number of the group represented by formula (II) per one molecule thereof is defined as b, and the number of the group represented by formula (III) per one molecule thereof is defined as c, 0?a?3.5, 0?b?3.Type: ApplicationFiled: November 6, 2014Publication date: March 5, 2015Inventors: KIICHI KAWABATA, AKIO TAJIMA, TAKASHI MATSUO, KIYOSHI SAKAI, KOICHI AYAMA
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Publication number: 20140242866Abstract: Embodiments of the present disclosure, in one aspect, relate to polymer compositions, methods of making polymer compositions, structures having the polymer composition covalently bonded to the surface of the structure, methods of attaching the polymer to the surface of the structure, methods of decreasing the amount of microorganisms formed on a structure, materials, methods of attaching materials, and the like.Type: ApplicationFiled: October 12, 2012Publication date: August 28, 2014Applicant: THE UNIVERSITY OF GEORGIA RESEARCH FOUNDATION, INC.Inventor: Jason J. Locklin
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Patent number: 8772367Abstract: There is provided new mono-(meth)acrylate functionalized silicone monomers containing carbosiloxane linkage for improved hydrolysis resistance, useful in making water absorbing silicone-hydrogel films for contact lens applications. This invention also provides homo-polymers and copolymers made from the mono-(meth)acrylate functionalized hydrophilic silicone monomers described herein. Also provided is a process for producing the monomers and polymers described herein and contact lenses produced from the same.Type: GrantFiled: March 21, 2011Date of Patent: July 8, 2014Assignee: Momentive Performance Materials Inc.Inventors: Anubhav Saxena, Umapathy Senthilkumar, Kenrick M. Lewis
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Patent number: 8753988Abstract: Disclosed is a starting material for use in forming a silicon oxide film on a substrate by the CVD method, comprising a siloxane compound having a carbonyl group, wherein the starting material is decomposed by applying energy, thereby releasing CO and producing a product having no dangling bond in the chemical structure, and the product contributes to the formation of the film. As a result, a silicon oxide film having a favorable step coverage is formed.Type: GrantFiled: May 27, 2010Date of Patent: June 17, 2014Assignee: Tokyo Electron LimitedInventor: Song Yun Kang
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Publication number: 20140114021Abstract: The present invention provides organopolysiloxane comprising one or more unsaturated bond-containing group(s) in one molecule and having constitutional units F1, M1, and T in any combination of (i) F1 and M1, (ii) F1 and T, and (iii) F1, M1, and T: wherein R1 represents any selected from the group consisting of a substituted or unsubstituted alkyl group having 1 to 10 carbon atoms, a substituted or unsubstituted cycloalkyl group having 3 to 10 carbon atoms, a substituted or unsubstituted aryl group, and a substituted or unsubstituted aralkyl group; R2 represents an unsaturated bond-containing group having 2 to 10 carbon atoms; X represents a divalent hydrocarbon group having 2 to 10 carbon atoms; Y represents a divalent hydrocarbon group having 2 to 10 carbon atoms; and a, b, and c each independently represent an integer of 1 or larger, wherein F1 represents a unit constituting cyclic organopolysiloxane.Type: ApplicationFiled: March 27, 2012Publication date: April 24, 2014Applicant: ASAHI KASEI CHEMICALS CORPORATIONInventors: Yuji Okada, Yoshito Kuroda
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Patent number: 8697042Abstract: The invention provides an organopolysiloxane shown by the following formula (1); such that each R1 independently represents a group selected from an alkyl group having 1 to 30 carbon atoms and optionally substituted with a fluorine atom, an aryl group having 6 to 30 carbon atoms, and an aralkyl group having 7 to 30 carbon atoms; each R2 independently represents a divalent organic group having 2 to 15 carbon atoms and optionally intervened with an oxygen atom; and each R3 independently represents a group selected from a polyoxyalkylene group shown by the following formula (2), —(C2H4O)a(C3H6O)b(C4H8O)c(C5H10O)dR4??(2) a hydrogen atom, and a group shown by the following formula (3), wherein at least one of R3 in one molecule is the polyoxyalkylene group shown by the formula (2) with “m” representing an integer of 0 to 300 and “n” representing an integer of 1 to 10.Type: GrantFiled: February 15, 2012Date of Patent: April 15, 2014Assignee: Shin-Etsu Chemical Co., Ltd.Inventor: Masanao Kamei
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Publication number: 20130345318Abstract: Silicone polyethers and a process for preparation thereof wherein polyethers modified laterally with methylidene groups are reacted with hydrosiloxanes in a hydrosilylation reaction.Type: ApplicationFiled: June 21, 2013Publication date: December 26, 2013Inventors: Frank SCHUBERT, Michael Ferenz, Wilfried Knott
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Patent number: 8604126Abstract: A silicone resin composition is provided comprising a silicon base polymer obtained from dehydration reaction of a silicon base monomer comprising at least 70 mol % of a hydrolyzable silane compound (A). The hydrolyzable silane compound (A) has at least a pair of silicon atoms linked by a linking group which is an aliphatic hydrocarbon group or an aromatic ring-containing hydrocarbon group, and having attached thereto at least three substituent groups selected from hydrogen, hydroxyl and hydrolyzable groups. A proportion of aromatic structure-containing substituent groups is up to 30 mol % of the entire silicon-bonded substituent groups. The composition is suited to form an optical material.Type: GrantFiled: January 13, 2012Date of Patent: December 10, 2013Assignee: Shin-Etsu Chemical Co., Ltd.Inventors: Yoshitaka Hamada, Kazuhiro Hirahara
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Publication number: 20130289294Abstract: The present application relates to novel monomers comprising polycarbosiloxane monomers useful in certain specific embodiments in the manufacture of devices. More particularly, the present application relates to certain ethylenically unsaturated free radical polymerizable monomers comprising polycarbosiloxane monomers. Even more particularly, the present application pertains to monomers comprising polycarbosiloxane monomers which further comprise at least two ethylenically unsaturated free radical polymerizable groups.Type: ApplicationFiled: March 15, 2013Publication date: October 31, 2013Inventors: Alok Kumar Awasthi, Jay F. Kunzler
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Publication number: 20130177516Abstract: 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.Type: ApplicationFiled: July 28, 2011Publication date: July 11, 2013Applicant: DOW CORNING TORAY CO., LTD.Inventors: Seiki Tamura, Tomohiro Iimura, Tatsuo Souda, Haruhiko Furukawa
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Publication number: 20130096249Abstract: A solution is a liquid organosilicon compound represented by general formula (1) as described below: wherein, X is each independently a group represented by formula (I), formula (II) or formula (III) as described below, and when the number of the group represented by formula (I) per one molecule of the liquid organosilicon compound represented by general formula (1) is defined as a, the number of the group represented by formula (II) per one molecule thereof is defined as b, and the number of the group represented by formula (III) per one molecule thereof is defined as c, 0?a?3.5, 0?b?3.Type: ApplicationFiled: May 18, 2011Publication date: April 18, 2013Applicant: JNC CORPORATIONInventors: Kiichi Kawabata, Akio Tajima, Takashi Matsuo, Kiyoshi Sakai, Koichi Ayama
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Patent number: 8404882Abstract: The present invention relates to a one-terminal reactive organopolysiloxane further having a hydrophilic polyalkyleneoxide group at the omega-terminal and a method for its production. Thus, the present invention provides a one-terminal reactive organopolysiloxane which is characterized by having a polyalkyleneoxide at the omega-terminal, and composed of blocks arranged in the following order: A-B—C—Y wherein A is a monovalent polyalkyleneoxide group having an alkoxy group at a terminal, B is a substituted or unsubstituted divalent alkylene group, C is a divalent polysiloxane group, Y is a monovalent group selected from the group consisting of an alkyl group having a reactive group, a hydrogen atom, a styryl group and a trialkoxysiloxy group, and provides a method for the preparation thereof.Type: GrantFiled: September 24, 2010Date of Patent: March 26, 2013Assignee: Shin-Etsu Chemical Co., Ltd.Inventor: Mamoru Hagiwara
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Patent number: 8394980Abstract: An amino acid-modified organopolysiloxane is provided. It has an amino acid derivative bonded to at least one silicon atom of the organopolysiloxane segment constituting the backbone of the organopolysiloxane via an amide bond represented by the following general formula (1): wherein X and Y are independently a C1-10 divalent hydrocarbon group; m is an integer of 0 to 4; Ra is hydrogen atom, a monovalent hydrocarbon group containing 1 to 4 carbon atoms, or an organic group represented by the following general formula (2): (wherein Rb is hydrogen atom, a C1-7 monovalent hydrocarbon group, an alkaline metal, or an alkaline earth metal, and Rc is independently hydrogen atom, hydroxy group, or a C1-10 monovalent hydrocarbon group optionally containing oxygen atom, sulfur atom, or nitrogen atom); and Z is an organic group represented by the general formula (2).Type: GrantFiled: August 13, 2012Date of Patent: March 12, 2013Assignee: Shin-Etsu Chemical Co., Ltd.Inventor: Hiroyuki Moriya
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Patent number: 8338630Abstract: An amino acid-modified organopolysiloxane is provided. It has an amino acid derivative bonded to at least one silicon atom of the organopolysiloxane segment constituting the backbone of the organopolysiloxane via an amide bond represented by the following general formula (1): wherein X and Y are independently a C1-10 divalent hydrocarbon group; m is an integer of 0 to 4; Ra is hydrogen atom, a monovalent hydrocarbon group containing 1 to 4 carbon atoms, or an organic group represented by the following general formula (2): (wherein Rb is hydrogen atom, a C1-7 monovalent hydrocarbon group, an alkaline metal, or an alkaline earth metal, and Rc is independently hydrogen atom, hydroxy group, or a C1-10 monovalent hydrocarbon group optionally containing oxygen atom, sulfur atom, or nitrogen atom); and Z is an organic group represented by the general formula (2).Type: GrantFiled: December 10, 2010Date of Patent: December 25, 2012Assignee: Shin-Etsu Chemical Co., Ltd.Inventor: Hiroyuki Moriya
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Publication number: 20120323033Abstract: An organohydrogenpolysiloxane comprising at least two structural units of —(HR1SiO)a— wherein R1 is a monovalent hydrocarbon group, and a is an integer of 2-50, which are connected together via a SiH-free structural unit, is a novel crosslinking agent. A silicone composition comprising an alkenyl-containing organopolysiloxane, the organohydrogen-polysiloxane, and a catalyst is curable through addition reaction, adherent to plastic substrates, and useful for coating purposes.Type: ApplicationFiled: August 29, 2012Publication date: December 20, 2012Inventors: Shinji IRIFUNE, Akinari Itagaki
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Patent number: 8304571Abstract: The present invention relates to a perfluoropolyether-modified polysiloxane represented by general formula (1): wherein X is a divalent group represented by formula —CH2—, —CH2O—, —CH2OCH2— or —Y—NR—CO—, R1, R2, and R3 are, independently of each other, an alkyl group having 1 to 10 carbon atoms or an aryl group; X? is a divalent group represented by formula —CH2—, —OCH2—, —CH2OCH2— or —CO—NR—Y?—, a is, independently of each other, 0 or 1; z and z? are, independently of each other, an integer of 5 to 100; and Rf is a divalent group represented by the following general formula (2): —CtF2t[OCF2CF(CF3)]m—OCF2(CF2)rCF2O[CF(CF3)CF2O]nCtF2t—??(2) or by the following general formula (3): —Ct?F2t?(OCF2CF2)u(OCF2)vOCt?F2t?—??(3).Type: GrantFiled: July 12, 2010Date of Patent: November 6, 2012Assignee: Shin-Etsu Chemical Co., Ltd.Inventors: Hiromasa Yamaguchi, Noriyuki Koike
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Publication number: 20120244088Abstract: There is provided novel mono-acrylate functionalized siloxane monomer containing carbosiloxane linkage for improved hydrolysis resistance. This invention also provides copolymers produced using these monomers and their use in various applications.Type: ApplicationFiled: March 21, 2011Publication date: September 27, 2012Applicant: Momentive Performance Materials Inc.Inventors: Anubhav Saxena, Umpathy Senthilkumar, Kenrick M. Lewis
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Patent number: 8247591Abstract: A nanoparticle includes a chain oligomer section having a hydrophilic group and fluoroalkyl groups respectively at its opposite terminals, a three-dimensional silica network section, and an organic chain having fluorine or silicon, and is represented by the following formula (2): where R? is independent H or independent alkyl group; X is the hydrophilic group and is selected from the group consisting of an OH group, an NCO group, an NH2 group, an NHR group (where R is alkyl group) and a COY group (where Y is a hydrophilic group); RF is the fluoroalkyl group having a carbon number of 2 to 10 and a molecular weight of 119 to 1000; 3D-SN is the three-dimensional silica network section; B is selected from the group consisting of an O, O?C—O, NH—C?O and NR—C?O (where R is alkyl group); E is O, O?C—O, NH—C?O or NR—C?O (where R is alkyl group); L is (CH2O)l—[Si(CH3)2O]k—(CH2O)l-?, (CF2)j-? or (CF2O)h-? where ? is COY group (where Y is hydrophilic group), NCO group, NH2 group, NHR group (R is alkyl group), R grouType: GrantFiled: October 22, 2010Date of Patent: August 21, 2012Assignee: Nissan Motor Co., Ltd.Inventors: Hideaki Yaegashi, Shoko Kano, Masahiko Yamanaka, Kentarou Watanabe, Hiroshi Yokoyama, Hideo Sawada
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Publication number: 20120203019Abstract: Silsesquisiloxanes are produced in high yield and purity in a minimal number of process steps by reacting quaternary ammonium silicates with disiloxanes in a precipitant liquid which causes the silsesquisiloxane product to be precipitated in high purity.Type: ApplicationFiled: October 6, 2010Publication date: August 9, 2012Applicant: WACKER CHEMIE AGInventors: Georg Loessel, Manfred Meisenberger
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Publication number: 20120184699Abstract: Disclosed herein are the compounds shown below. Each R is an organic group, Cb is a carborane group, and —C6H4— is phenylene. The value of each m is a nonnegative integer, q is 0 or 1, with the proviso that if q is 0 then m is 0 or 1, p is a positive integer, r is a positive integer, and n is an integer greater than or equal to 10. Also disclosed are methods of making and crosslinking the compounds.Type: ApplicationFiled: March 29, 2012Publication date: July 19, 2012Applicant: The Government of the United State of America, as represented by the Secretary of the NavyInventors: Manoj K. Kolel-Veetil, Teddy M Keller
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Publication number: 20120184674Abstract: A silicone resin composition is provided comprising a silicon base polymer obtained from dehydration reaction of a silicon base monomer comprising at least 70 mol % of a hydrolyzable silane compound (A). The hydrolyzable silane compound (A) has at least a pair of silicon atoms linked by a linking group which is an aliphatic hydrocarbon group or an aromatic ring-containing hydrocarbon group, and having attached thereto at least three substituent groups selected from hydrogen, hydroxyl and hydrolyzable groups. A proportion of aromatic structure-containing substituent groups is up to 30 mol % of the entire silicon-bonded substituent groups. The composition is suited to form an optical material.Type: ApplicationFiled: January 13, 2012Publication date: July 19, 2012Inventors: Yoshitaka HAMADA, Kazuhiro HIRAHARA
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Publication number: 20120149819Abstract: A liquid organosilicon compound comprising a structural unit represented by the following formula (1-a) and a structural unit represented by the following formula (1-b): In the above formula (1-a), R1 each independently is a group selected from an alkyl having 1 to 4 carbon atoms, cyclopentyl and cyclohexyl and in the above formula (1-b), R2 and R3 each independently are a group selected from an alkyl having 1 to 4 carbon atoms, cyclopentyl and cyclohexyl, and n is an integer of 2 to 50. When a mole fraction of the structural unit represented by the formula (1-a) in the liquid organosilicon compound is ? and a mole fraction of the structural unit represented by the formula (1-b) in the liquid organosilicon compound is ?, the ratio of ? and n×? (?:n×?) meets 1:3 to 1:100.Type: ApplicationFiled: June 2, 2010Publication date: June 14, 2012Inventors: Daisuke Inoki, Kiichi Kawabata, Akio Tajima, Takashi Matsuo
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Publication number: 20120071006Abstract: Disclosed is a starting material for use in forming a silicon oxide film on a substrate by the CVD method, comprising a siloxane compound having a carbonyl group, wherein the starting material is decomposed by applying energy, thereby releasing CO and producing a product having no dangling bond in the chemical structure, and the product contributes to the formation of the film. As a result, a silicon oxide film having a favorable step coverage is formed.Type: ApplicationFiled: May 27, 2010Publication date: March 22, 2012Inventor: Song Yun Kang
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Publication number: 20120053316Abstract: Disclosed is a bishydroxyarylsiloxane compound. The bishydroxyarylsiloxane compound has a novel structure in which a particular moiety is introduced between siloxane blocks. Due to this structure, the physical properties of a copolymer of the bishydroxyarylsiloxane compound and a polymer can be tuned. Further disclosed is a method for preparing the bishydroxyarylsiloxane compound.Type: ApplicationFiled: December 29, 2010Publication date: March 1, 2012Applicant: CHEIL INDUSTRIES INC.Inventors: Chang Hong KO, Min Soo LEE, Sang Hyun HONG, Beom Jun JOO, Won Gi LEE
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Publication number: 20120035385Abstract: A method to form an asymmetric silicone copolymer, comprises effecting a monoselective hydrosilylation reaction between a dihydridosiloxane and a first aliphatically unsaturated compound in the presence of a precious metal hydrosilylation catalyst to form a reaction product comprising substantial monohydridosiloxane; and hydrosilylating the monohydridosiloxane with another different aliphatic unsaturated compound to form an asymmetric silicone copolymer.Type: ApplicationFiled: October 11, 2011Publication date: February 9, 2012Inventors: Chauncey J. Rinard, David D. Farris, Mark D. Leatherman
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Patent number: 8101788Abstract: Novel silicon precursors for low temperature deposition of silicon films are described herein. The disclosed precursors possess low vaporization temperatures, preferably less than about 500° C. In addition, embodiments of the silicon precursors incorporate a —Si—Y—Si— bond, where Y may comprise an amino group, a substituted or unsubstituted hydrocarbyl group, or oxygen. In an embodiment a silicon precursor has the formula: where Y is a hydrocarbyl group, a substituted hydrocarbyl group, oxygen, or an amino group; R1, R2, R3, and R4 are each independently a hydrogen group, a hydrocarbyl group, a substituted hydrocarbyl group, a heterohydrocarbyl group, wherein R1, R2, R3, and R4 may be the same or different from one another; X1, X2, X3, and X4 are each independently, a hydrogen group, a hydrocarbyl group, a substituted hydrocarbyl group, or a hydrazino group, wherein X1, X2, X3, and X4 may be the same or different from one another.Type: GrantFiled: April 2, 2007Date of Patent: January 24, 2012Assignee: Air Liquide Electronics U.S. LPInventors: Ziyun Wang, Ashutosh Misra, Ravi Laxman
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Publication number: 20110306744Abstract: Disclosed herein are the compounds shown below. Each R is an organic group, Cb is a carborane group, and —C6H4— is phenylene. The value of each m is a nonnegative integer, q is 0 or 1, with the proviso that if q is 0 then m is 0 or 1, p is a positive integer, r is a positive integer, and n is an integer greater than or equal to 10. Also disclosed are methods of making and crosslinking the compounds.Type: ApplicationFiled: June 10, 2011Publication date: December 15, 2011Applicant: The Government of the United States of America, as represented by the Secretary of the NavyInventors: Manoj K. Kolel-Veetil, Teddy M. Keller
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Patent number: 7994356Abstract: The present invention relates to polymeric compositions useful in the manufacture of biocompatible medical devices. More particularly, the present invention relates to certain monoethylenically unsaturated polycarbosiloxane monomers capable of polymerization to form polymeric compositions having desirable physical characteristics useful in the manufacture of ophthalmic devices.Type: GrantFiled: July 9, 2009Date of Patent: August 9, 2011Assignee: Bausch & Lomb IncorporatedInventors: Alok Kumar Awasthi, Jason K. Stanbro, Jay F. Kunzler, Jeffrey G. Linhardt
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Publication number: 20110172453Abstract: An asymmetric siloxane is made by reacting a silicone having the formula MHDxM?H where MH is R1R2HSiO1/2, M?H is R4R5HSiO1/2 and x is an integer 0?x?10 under selective hydrosilylation conditions in the presence of a precious metal hydrosilylation catalyst, with a first olefinic compound and in a second step, a monohydridosiloxane produced in the first step is reacted under hydrosilylating conditions with another olefinic compound different from the first olefinic compound.Type: ApplicationFiled: March 23, 2011Publication date: July 14, 2011Inventors: David D. Farris, Chauncey J. Rinard, Mark D. Leatherman
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Patent number: 7935395Abstract: A liquid crystal molecule is disclosed, having a structure represented by the following general formula (1): wherein X1 is a group selected among groups represented by the following formula (2): X2 is represented by the following formula (3): R1 represents a linear or branched hydrocarbon group or an alkoxy group each having from 4 to 16 carbon atoms; R2 represents an optionally branched organosiloxane or organosilane having from 1 to 6 silicon atoms; other variables in formulae are defined therein.Type: GrantFiled: October 5, 2009Date of Patent: May 3, 2011Assignee: Sony CorporationInventors: Rika Kotake, Hidehiko Takanashi, Ken Kobayashi
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Pigment ink, ink jet recording method, ink cartridge, recording unit and ink jet recording apparatus
Patent number: 7918928Abstract: A pigment ink is provided which has good ink reliability and storage stability and can achieve superior scratch resistance of images at such a level that coloring materials are hardly scraped off even when images are scratched with finger nails under application of such strong pressure as to scratch a recording medium at its non-recorded areas. The pigment ink contains a pigment, a modified siloxane compound having a specific structure, and a polymer whose acid value and hydrogen bond parameter (?h) are specified.Type: GrantFiled: February 5, 2008Date of Patent: April 5, 2011Assignee: Canon Kabushiki KaishaInventors: Takashi Saito, Katsuhiro Shirota, Shinichi Hakamada, Masashi Tsujimura, Fumihiko Mukae, Katsuhiko Suzuki -
Publication number: 20110065947Abstract: 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. The cardanol dimers may also be used to produce friction particles or phenolic resins. Methods of synthesizing the cardanol based dimers, the epoxy curing agents and the epoxies are also provided.Type: ApplicationFiled: November 17, 2010Publication date: March 17, 2011Inventors: Zhisheng Dai, Adarsh Dalal, Donald C. Lawson, III, Jinbao He
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Publication number: 20110021460Abstract: An asymmetric siloxane is made by reacting a silicone having the formula MHDxM?H where MH is R1R2HSiO1/2, M?H is R4R5HSiO1/2 and x is an integer 0?x?10 under selective hydrosilylation conditions in the presence of a precious metal hydrosilylation catalyst, with a first olefinic compound and in a second step, a monohydridosiloxane produced in the first step is reacted under hydrosilylating conditions with another olefinic compound different from the first olefinic compound.Type: ApplicationFiled: September 28, 2010Publication date: January 27, 2011Inventors: David D. Farris, Chauncey J. Rinard, Mark D. Leatherman
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Patent number: 7875981Abstract: To provide an insulating film material that can be advantageously used for forming an insulating film having a low dielectric constant and excellent resistance to damage, such as etching resistance and resistance to liquid reagents, a multilayer interconnection structure in which a parasitic capacitance between the interconnections can be reduced, efficient methods for manufacturing the multilayer interconnection structure, and an efficient method for manufacturing a semiconductor device with a high speed and reliability. The insulating film material contains at least a silicon compound having a steric structure represented by Structural Formula (1) below. where, R1, R2, R3, and R4 may be the same or different and at least one of them represents a functional group containing any of a hydrocarbon and an unsaturated hydrocarbon.Type: GrantFiled: February 26, 2008Date of Patent: January 25, 2011Assignee: Fujitsu LimitedInventors: Yasushi Kobayashi, Yoshihiro Nakata, Shirou Ozaki
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Publication number: 20110009658Abstract: The present invention relates to polymeric compositions useful in the manufacture of biocompatible medical devices. More particularly, the present invention relates to certain monoethylenically unsaturated polycarbosiloxane monomers capable of polymerization to form polymeric compositions having desirable physical characteristics useful in the manufacture of ophthalmic devices.Type: ApplicationFiled: July 9, 2009Publication date: January 13, 2011Inventors: Alok Kumar Awasthi, Jason K. Stanbro, Jay F. Kunzler, Jeffrey G. Linhardt
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Patent number: 7834118Abstract: An asymmetric siloxane is made by reacting a silicone having the formula MHDxM?H where MH is R1R2HSiO1/2, M?H is R4R5HSiO1/2 and x is an integer 0?x?10 under selective hydrosilylation conditions in the presence of a precious metal hydrosilylation catalyst, with a first olefinic compound and in a second step, a monohydridosiloxane produced in the first step is reacted under hydrosilylating conditions with another olefinic compound different from the first olefinic compound.Type: GrantFiled: August 14, 2006Date of Patent: November 16, 2010Assignee: Momentive Performance Materials IncInventors: David D Farris, Chauncey J Rinard, Mark D Leatherman
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Patent number: 7829734Abstract: An asymmetric siloxane is made by reacting a silicone having the formula MHDxM?H where MH is R1R2HSiO1/2, M?H is R4R5HSiO1/2 and x is an integer 0?x?10 under selective hydrosilylation conditions in the presence of a precious metal hydrosilylation catalyst, with a first olefinic compound an in a second step, a monohydridosiloxane produced in the first step is reacted under hydrosilylating conditions with another olefinic compound different from the first olefinic compound.Type: GrantFiled: August 14, 2006Date of Patent: November 9, 2010Assignee: Momentive Performance Materials IncInventors: David D Farris, Chauncey J Rinard, Mark D Leatherman
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Publication number: 20090182161Abstract: 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 cages to block linear or branched linear macromolecules and prevent them from sliding into each other.Type: ApplicationFiled: January 16, 2008Publication date: July 16, 2009Applicant: INTERNATIONAL BUSINESS MACHINES CORPORATIONInventors: Steven E. MOLIS, Charles L. REYNOLDS, William E. SABLINSKI, Jiali WU
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Publication number: 20090171108Abstract: A surfactant mixture comprising a) an asymmetric organomodified disiloxane surfactant having the formula: MM? wherein M comprises branched hydrocarbon substituents and M? comprises a cationic, anionic or zwitterionic substituent and a polyether substituents that may be combined as one moiety; and b) an additional component selected from the group consisting of agricultural components, coating components, personal care components, home care components, oil or gas treating components, water processing components and pulp or paper treating components; c) wherein the mixture has an enhanced resistance to hydrolysis between a pH of about 3 to about 12.Type: ApplicationFiled: December 26, 2007Publication date: July 2, 2009Applicant: MOMENTIVE PERFORMANCE MATERIALS INC.Inventors: Mark D. Leatherman, George A. Policello, Wenqing N. Peng, Liping Zheng, Roland Wagner, Suresh K. Rajaraman, Zijun Xia
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Publication number: 20080203574Abstract: To provide an insulating film material that can be advantageously used for forming an insulating film having a low dielectric constant and excellent resistance to damage, such as etching resistance and resistance to liquid reagents, a multilayer interconnection structure in which a parasitic capacitance between the interconnections can be reduced, efficient methods for manufacturing the multilayer interconnection structure, and an efficient method for manufacturing a semiconductor device with a high speed and reliability. The insulating film material contains at least a silicon compound having a steric structure represented by Structural Formula (1) below. where, R1, R2, R3, and R4 may be the same or different and at least one of them represents a functional group containing any of a hydrocarbon and an unsaturated hydrocarbon.Type: ApplicationFiled: February 26, 2008Publication date: August 28, 2008Applicant: FUJITSU LIMITEDInventors: Yasushi KOBAYASHI, Yoshihiro NAKATA, Shirou OZAKI
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Patent number: 7405316Abstract: Silyl ketene acetal compounds having a partial structure of formula (1) wherein R and R2 each are a monovalent C1-C12 hydrocarbon group and n is an integer of 1-6 are useful as a terminal alkoxysilylating agent, surface treating agent, storage stabilizer, curing agent or the likeType: GrantFiled: November 12, 2007Date of Patent: July 29, 2008Assignee: Shin-Etsu Chemical Co., Ltd.Inventors: Takafumi Sakamoto, Akitsugu Fujiwara, Noriko Kameda, Tsuneo Kimura
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Publication number: 20080114182Abstract: Silyl ketene acetal compounds having a partial structure of formula (1) wherein R and R2 each are a monovalent C1-C12 hydrocarbon group and n is an integer of 1-6 are useful as a terminal alkoxysilylating agent, surface treating agent, storage stabilizer, curing agent or the like.Type: ApplicationFiled: November 12, 2007Publication date: May 15, 2008Applicant: Shin-Etsu Chemical Co., Ltd.Inventors: Takafumi SAKAMOTO, Akitsugu FUJIWARA, Noriko KAMEDA, Tsuneo KIMURA
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Patent number: 7326761Abstract: An asymmetric siloxane is made by reacting a silicone having the formula MHDxM?H where MH is R1R2HSiO1/2, M?H is R4R5HSiO1/2 and x is an integer 0?x?10 under selective hydrosilylation conditions in the presence of a precious metal hydrosilylation catalyst, with a first olefinic compound and in a second step, a monohydridosiloxane produced in the first step is reacted under hydrosilylating conditions with another olefinic compound different from the first olefinic compound.Type: GrantFiled: August 14, 2006Date of Patent: February 5, 2008Assignee: General Electric CompanyInventors: David D Farris, Chauncey J Rinard, Mark D Leatherman
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Patent number: 7070886Abstract: 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 oligomer is linked by group comprising a siloxane to a silicon atom and each monomer or oligomer has an epoxy equivalent weight of greater than about 300 grams/mole epoxide; b) a binder which is capable of supporting cationic polymerization; c) an acid generator capable of producing an acid upon exposure to actinic radiation; and optionally d) a sensitizer.Type: GrantFiled: July 13, 2004Date of Patent: July 4, 2006Assignee: Aprilis, Inc.Inventors: Erdem A. Cetin, Richard A. Minns, David A. Waldman
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Patent number: 7001971Abstract: The present invention generally relates to a polyhydric alcohol-modified silicone having the formula (I): R1aR2bR3cSiO(4-a-b-c)/2 wherein the variables are defined herein.Type: GrantFiled: March 14, 2003Date of Patent: February 21, 2006Assignee: Shin-Etsu Chemical Co., Ltd.Inventor: Tetsuo Nakanishi