With Silicon Reactant Containing A Single Silicon Atom Patents (Class 528/34)
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Publication number: 20120101228Abstract: Room temperature curable silicon group-containing polymer compositions comprising (A) a reactive silicon group-containing polymer obtained through a reaction between a polyoxypropylene polyol and a ?-isocyanate propyltrialkoxysilane, (B) a curing catalyst, and (C) amino group-substituted alkoxysilane or a hydrolyzed and condensed product of an amino group-substituted alkoxysilane.Type: ApplicationFiled: September 22, 2011Publication date: April 26, 2012Inventor: Kazuhisa Ono
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Patent number: 8153713Abstract: A core-shell particle is formed by a method that includes forming a crosslinked polyorganosiloxane core, reacting a graftlinking agent with the crosslinked polyorganosiloxane core, and polymerizing a poly(alkenyl aromatic) shell around the graftlinking agent-functionalized polyorganosiloxane core. The method produces a core-shell particle with improved adhesion between shell and core. The core-shell particle is useful as an impact modifier in thermoplastic compositions.Type: GrantFiled: November 7, 2008Date of Patent: April 10, 2012Assignee: Sabic Innovative Plastics IP B.V.Inventors: Amol Adhikrao Mohite, Jaykisor Pal, Sathya Narayanan, Satishkumar H. Mahanth, Albin Peter Berzinis, Shripathy Vilasagar
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Patent number: 8153747Abstract: A two-part organopolysiloxane composition is provided. A first part comprises (A) an organopolysiloxane, (B) a ketene silyl acetal compound or 2-methyldialkoxysilylpropionic ester, (C) an organic compound or silane compound having at least one nitrogen atom, (D) a silane compound having at least two alkoxy groups, and (E) another ketene silyl acetal compound or 2-trialkoxysilylpropionic ester. A second part comprises (F) an organopolysiloxane, (G) an organotin catalyst, and (H) water. The first and second parts are mixed to form a sealing composition which is fast curable to the depth with alcohol removal.Type: GrantFiled: August 6, 2010Date of Patent: April 10, 2012Assignee: Shin-Etsu Chemical Co., Ltd.Inventors: Tadashi Araki, Tsuneo Kimura
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Patent number: 8148487Abstract: A coating includes the reaction product of (a) a hybrid copolymer incorporating (i) a first monomer including a hydroxy-functional organoacrylate and (ii) a second monomer including an organoalkoxysilane and (b) a second material including an organofunctional alkoxysilane. The first monomer can be a hydroxy functional acrylate and/or a hydroxyalkylacrylate. The second monomer can be a trialkoxysilane. The second material can be a trialkoxysilane.Type: GrantFiled: August 19, 2009Date of Patent: April 3, 2012Assignee: PPG Industries Ohio, Inc.Inventors: John D. Basil, Robert M. Hunia, Laura B. McGrady
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Patent number: 8138274Abstract: Fluorosilicon polymers are disclosed that are prepared by a process comprising reacting a) iodinated oligomers having copolymerized units of perfluoro(methyl vinyl ether) and vinylidene fluoride or tetrafluoroethylene that contain 40-90 mole percent copolymerized units of vinylidene fluoride or tetrafluoroethylene and 10-60 mole percent copolymerized units of perfluoro(methyl vinyl ether), said oligomers having two functional endgroups and having a number average molecular weight between 1000 and 25,000 with b) a methoxyvinyl silane or an ethoxyvinyl silane to form a silicon-containing polymeric adduct that is further reacted with an acid to form a crosslinked fluorinated polymer.Type: GrantFiled: December 8, 2009Date of Patent: March 20, 2012Assignees: Dupont Performance Elastomers LLCInventors: Ming-Hong Hung, Bruno Ameduri
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Patent number: 8123897Abstract: A room temperature fast-curing organopolysiloxane composition which has excellent fast curability as well as deep curability is provided without using an organic compound having C?O group and the organic compound having NH2 group which are the volatile components. A method for curing such composition is also provided. The room temperature fast-curing organopolysiloxane composition comprises: (A) 100 parts by weight of a diorganopolysiloxane having both ends terminated with hydroxy group and/or a hydrolyzable group; (B) 0.5 to 10 parts by weight of a silane and/or a siloxane having at least 3 alkenoxysilyl groups in its molecule and being capable of forming a compound having —NH2 group by hydrolysis; (C) 0.5 to 10 parts by weight of a silane and/or a siloxane having at least 3 aminosilyl groups in its molecule and being capable of forming a compound having —NH2 group by hydrolysis; and (D) 0.01 to 10 parts by weight of a curing catalyst.Type: GrantFiled: April 10, 2008Date of Patent: February 28, 2012Assignee: Shin-Etsu Chemical Co., Ltd.Inventors: Tsuneo Kimura, Takafumi Sakamoto, Mamoru Teshigawara
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Patent number: 8110637Abstract: Disclosed is a room temperature curable silicon group-containing polymer composition containing a reactive silicon group-containing polymer (A) having a group represented by the formula (1) at an end of the main chain, which is obtained through a reaction between a polyoxypropylene polyol and a ?-isocyanate propyltrialkoxysilane, a curing catalyst (B), an amino-functional organosiloxane (C), and optionally an inorganic filler (D) which is surface-treated with glycol.Type: GrantFiled: December 1, 2006Date of Patent: February 7, 2012Assignee: Momenive Performance Materials Japan LLCInventor: Kazuhisa Ono
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Patent number: 8110645Abstract: Disclosed is a moisture-curing type curable resin composition containing: a curable resin intramolecularly having a silicon-containing functional group; and a Lewis acid or a complex of the Lewis acid as a curing catalyst, the Lewis acid being selected from the group consisting of metal halides and boron halides, which is rapidly cured at room temperature. The silicon-containing functional group is represented by general formula: —SiX1X2X3 or —SiR1X1 X2 (wherein, X1, X2 and X3 respectively represent a hydrolytic group and may be the same as or different from each other, and R1 represents a substituted or unsubstituted organic group having 1 to 20 carbons). If the silicon-containing functional group is —SiR1X1 X2, the curable resin further contains intramolecularly a polar component that is one of urethane, thiourethane, urea, thiourea, substituted urea, substituted thiourea, amide, and sulfide bonds, and hydroxyl, secondary amino and tertiary amino groups.Type: GrantFiled: June 30, 2009Date of Patent: February 7, 2012Assignee: Konishi Co., Ltd.Inventors: Shigeki Mori, Yukihiro Nomura, Kazuhiro Iyo, Shinichi Sato
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Patent number: 8101015Abstract: A coating material is described herein that includes at least one inorganic compound, and at least one densifying agent, wherein the densifying agent increases the density of the coating material as compared to the density of the at least one inorganic compound. A method of producing a coating material is described herein that includes: providing at least one inorganic compound, providing at least one densifying agent, combining the at least one inorganic compound with the at least one densifying agent to form the coating material, wherein the densifying agent increases the density of the coating material as compared to the density of the at least one inorganic compound.Type: GrantFiled: October 5, 2004Date of Patent: January 24, 2012Assignee: Honeywell International Inc.Inventors: Joseph Kennedy, Wei T. Huang, Kim Do, Jason Stuck, Bo Li
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Patent number: 8067519Abstract: A method of preparing a diluted chain extended organopolysiloxane containing polymer comprising the steps of reacting a pre-formed polymer with a suitable chain extender reactable with terminal groups of the polymer in the presence of a diluent material, a suitable catalyst and optionally an end-blocking agent; and Where required quenching the polymerization process wherein the diluent material is substantially retained within the resulting diluted organopolysiloxane containing polymer. The case additionally relates to products of the process and subsequent applications for the polymer such as for example sealants and rubbers.Type: GrantFiled: April 3, 2006Date of Patent: November 29, 2011Assignee: Dow Corning CorporationInventors: Isabelle Maton, Giuseppina Lavinaro, Jean Willieme, Tommy Detemmerman, Robert Drake
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Patent number: 8058380Abstract: A. new compound, a high temperature POSS-dianiline is provided. It is a composition of nanoparticles, which can be incorporated into polymers such as polyimides, polyamides, cyanate esters, and epoxies, for improved properties and performance of such polymers.Type: GrantFiled: June 24, 2009Date of Patent: November 15, 2011Assignee: The United States of America as represented by the Secretary of the Air ForceInventors: Vandana Vij, Gregory R. Yandek, Joseph M. Mabry, Timothy S. Haddad
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Patent number: 8034509Abstract: The membrane electrode assembly 1 has an anode 10, a cathode 20, and an electrolyte membrane 30 disposed between the anode and cathode; the anode and cathode are gas diffusion electrodes; the electrolyte membrane contains a solid electrolyte in which a plurality of pores with mean pore diameters of 1 to 30 nm are formed; and the solid electrolyte has a backbone comprising organic groups having one or more metal atoms, oxygen atoms bonded to the metal atoms, and carbon atoms bonded to the metal atoms or oxygen atoms, and also has functional groups with ion-exchange capabilities that are bonded to the organic groups in the pores.Type: GrantFiled: March 6, 2003Date of Patent: October 11, 2011Assignee: Kabushiki Kaisha Toyota Chuo KenkyushoInventors: Shinji Inagaki, Yoshiaki Fukushima, Masaya Kawasumi, Naoki Hasegawa, Yu Morimoto, Kyoko Tsusaka
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Patent number: 8030427Abstract: Provision of a curable composition having good curability and adhesiveness by the use of a non-organotin catalyst. A curable composition containing an organic polymer (A) having a silicon-containing group crosslinkable by forming a siloxane bond, metal carboxylate (B), a silane coupling agent (C) free of an amino group, and an amino group-containing compound (D) in an amount corresponding to a weight ratio relative to (B) of 0-0.05, which contains, as the silicon-containing group of component (A), a silicon-containing group, wherein three hydrolyzable groups or hydroxyl groups are bonded to a silicon atom, as an essential component.Type: GrantFiled: May 26, 2005Date of Patent: October 4, 2011Assignee: Kaneka CorporationInventors: Katsuyu Wakabayashi, Masato Kusakabe
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Patent number: 8026035Abstract: A composition includes a copolymer including a mixture of monomeric units having structures (A), (B), and (C), and one or more of structures (D) or (E): HSiO(3-a)/2(OH)a??(A) Si(3-b)/2(OH)b—CH2)n—SiO(3-c)/2(OH)c??(B) R1SiO(3-d)/2(OH)d??(C) MeSi(3-e)/2(OH)e??(D) R2SiO(3-f)/2(OH)f??(E) wherein a, b, c, d, e, and f are independently from 0 to 2, n is from 0 to about 10, R1 is a chromophore, and R2 is a hydrophilic group.Type: GrantFiled: March 30, 2007Date of Patent: September 27, 2011Assignee: Cheil Industries, Inc.Inventors: Shahrokh Motallebi, SangHak Lim
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Patent number: 8017696Abstract: Vulcanizable elastomeric compositions and vulcanizates are prepared by employing a titanium compound. The titanium compound is believed to enhance the reaction between a silica particle and a silica-reactive compound.Type: GrantFiled: January 13, 2006Date of Patent: September 13, 2011Assignee: Bridgestone CorporationInventors: Chenchy Jeffrey Lin, Christine Rademacher, Shunji Araki
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Patent number: 8003745Abstract: The invention relates to ?-ethoxysilane modified polymers of the average general formula (I): in which R is a mono- to tetravalent polymer radical, not more than a third of the radicals R1, R2, and R3 present in the polymer of the formula (I), independently of one another, are alkyl radicals having 1 to 4 carbon atoms, at least a quarter of the radicals R1, R2, and R3 present in the polymer of the formula (I), independently of one another, are ethoxy radicals, any remaining radicals R1, R2, and R3, independently of one another, are methoxy radicals, and in which n is 1 to 4. The invention further relates to a process for preparing the polymers of the formula (I), and also to their use in adhesives, sealants, and coating materials.Type: GrantFiled: April 18, 2008Date of Patent: August 23, 2011Assignee: Henkel AG & Co. KGaAInventors: Thomas Bachon, Jennifer Schmidt, Thomas Tamcke, Patrick Gawlik
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Patent number: 7998588Abstract: A process for producing a room temperature vulcanizable organopolysiloxane composition comprising: (A) 100 parts by weight of a diorganopolysiloxane having in one molecule at least two hydroxyl groups and/or hydrolyzable groups connecting to silicon atoms; (B) 0.2 to 10 parts by weight of an alkylene oxide compound having silicon atoms in a molecule; (C) 0.5 to 100 parts by weight of a silica; and (D) 0.5 to 30 parts by weight of a silane and/or condensate of partial hydrolyzate thereof, wherein said process comprises steps of hot-mixing component (A), component (B), and component (C) together, and subsequently mixing component (D) thereto.Type: GrantFiled: September 11, 2009Date of Patent: August 16, 2011Assignee: Shin-Etsu Chemical Co., Ltd.Inventors: Takafumi Sakamoto, Tokuo Sato
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Patent number: 7993754Abstract: The invention relates to architectural elements possessing at least two components bonded together employing a silicone rubber composition possessing rapid development of strength and deep-section cure, which is useful for application as a bedding sealant in the manufacture of such architectural elements as window assemblies, door assemblies, structural glazing, curtainwall applications, and the like.Type: GrantFiled: March 27, 2007Date of Patent: August 9, 2011Assignee: Momentive Performance Materials Inc.Inventors: Indumathi Ramakrishnan, Edward Joseph Nesakumar
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Patent number: 7994262Abstract: The present invention has its object to provide a reactive silyl group-containing room temperature curable composition which can give cured products having good recovery, durability and creep resistance and the mechanical physical properties of which can be adjusted so as to be adequate for the use as a sealing material or adhesive and, further, which is low in viscosity and good in workability. This object can be achieved by, for example, a curable composition which comprises an organic polymer (A) containing reactive silyl groups represented by the general formula (1) given below wherein a is 3 and an organic polymer (B) containing an average of 0.5 to 1.5 reactive silyl groups represented by the general formula (1) given below per molecule —Si(R13-a)Xa??(1).Type: GrantFiled: January 26, 2005Date of Patent: August 9, 2011Assignee: Kaneka CorporationInventor: Yoshiyuki Kono
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Patent number: 7994261Abstract: Highly elastomeric, curable, paintable silicone compositions are provided. The paintable silicone compositions comprise an organopolysiloxane, a silicone functional crosslinker, and an organic polymer. The highly elastomeric, curable, paintable silicone compositions have an elongation of at least 150% and are useful as paintable sealants and caulks.Type: GrantFiled: March 7, 2008Date of Patent: August 9, 2011Assignee: Tremco, IncorporatedInventors: Melvin Dale Beers, Ta-Min Feng, Steve S. Mishra
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Patent number: 7985821Abstract: A process for producing a low VOC epoxy silane oligomer which includes hydrolyzing an epoxy silane, the epoxy silane upon hydrolysis of its hydrolyzable sites producing a reduced amount of volatile organic compound compared to that produced by the hydrolysis of a silane possessing an equivalent number of hydrolyzable sites all of which are hydrolyzable alkoxy groups, the hydrolyzing of the epoxy silane being carried out with less than 1.5 equivalents of water, said water being continuously fed during the hydrolysis reaction.Type: GrantFiled: April 16, 2010Date of Patent: July 26, 2011Assignee: Momentive Performance Materials Inc.Inventors: Alain Lejeune, Yves Gentil
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Patent number: 7981978Abstract: The present invention provides one-component silicone compositions, particularly useful as sealants, having low modulus and high elongation, as well as good resistance to high temperatures and humidity, and methods for preparing these sealants. In particular, the present invention provides compositions including a chain-extended curable polyorganosiloxane, a high molecular weight silicone gum and a cure system. The compositions may be used, for example, in sealing the stitching of automotive airbags.Type: GrantFiled: June 28, 2007Date of Patent: July 19, 2011Assignee: Henkel CorporationInventor: Alfred A. DeCato
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Patent number: 7973121Abstract: 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 (R1)a(R2)bSi(OR3)4-(a+b) (I), where R1 is an alkyl radical, a cycloalkyl radical, or an aryl radical; R2 is —(Z)m-(X)n, wherein m=0 or 1, n=1 or 2; Z is a divalent hydrocarbon residue; X is an unsaturated hydrocarbon radical when m=0 and, when m=1, X is chlorine, bromine, iodine, —O—CO—CR4?CR5R6 (in which R4, R5 and R6 each represent a hydrogen atom, an alkyl radical and/or a phenyl radical), —RF (in which RF is a perfluorinated residue), —NHR7 (in which R7 is a hydrogen atom, an alkyl radical, or a radical-R8—NH2, wherein R8 is Z), or —SH; R3 is an alkyl radical; a=0, 1, 2 or 3; b=0 or 1 and a+b=0, 1, 2 or 3, with the additional condition that the sum a+b=3, symbol b cannot be equal to 0.Type: GrantFiled: December 6, 2005Date of Patent: July 5, 2011Assignee: Bluestar Silicones France SASInventors: Marc Chaussade, Nathalie Guennouni
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Patent number: 7973108Abstract: [Problem] There is provided a curable composition having good curability and adhesion by use of a non-organotin catalyst. [Means to Solve] A curable composition comprising (A) an organic polymer having a silicon-containing group being capable of crosslinking by forming siloxane bonds, (B) one or more kinds selected from a titanium catalyst, an aluminum catalyst and a zirconium catalyst and (C) a low molecular weight compound containing a hydrolyzable silicon group and having a molecular weight of from 100 to 1,000, characterized in that a ratio (a/b) of the total mole (a) of titanium atoms, aluminum atoms and zirconium atoms of the component (B) in the composition to the total mole (b) of silicon atoms of the component (C) in the composition is more than 0.4.Type: GrantFiled: April 25, 2005Date of Patent: July 5, 2011Assignee: Kaneka CorporationInventors: Toshihiko Okamoto, Katsuyu Wakabayashi
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Publication number: 20110159406Abstract: The present invention relates to a novel superconducting hybrid polymer material and to the preparation method and uses thereof, particularly for proton superexchange membranes usable as fuel cell electrolytes.Type: ApplicationFiled: March 19, 2009Publication date: June 30, 2011Inventors: Mihail-Dumitru Barboiu, Mathieu Michau
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Publication number: 20110151640Abstract: A compound for filling small gaps in a semiconductor device, a composition for filling small gaps in a semiconductor device, and a method of fabricating a semiconductor capacitor, the compound including hydrolysates prepared by hydrolysis, in the presence of an acid catalyst, of compounds represented by Formulae 1, 2, and 3: [RO]3Si—[CH2]nR???(1) wherein, in Formula 1, n is an integer from 0 to about 10, and R and R? are each independently a hydrogen atom, a C1-C12 alkyl group, or a C6-C20 aryl group; HOOC[CH2]nR2Si—O—SiR?2[CH2]nCOOH??(2) wherein, in Formula 2, each n is independently an integer from 0 to about 10, and R and R? are each independently a C1-C12 alkyl group or a C6-C20 aryl group; and R3Si—O—X??(3) wherein, in Formula 3, X is R? or SiR?3, and R and R? are each independently a C1-C12 alkyl group or a C6-C20 aryl group, or a polycondensate prepared by polycondensation of the hydrolysates represented by Formulae 1, 2, and 3.Type: ApplicationFiled: March 2, 2011Publication date: June 23, 2011Inventors: Sung Jae Lee, Hee Jae Kim, Tae Ho Kim, Sang Geun Yun, Chang Soo Woo
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Patent number: 7951895Abstract: The invention relates to, and the general field of the invention is that of, the synthesis of silicone resins, more particularly the synthesis of silicone resins of type MQ. The process relates to the preparation of MQ silicone resins and permits better control of the operating conditions in the step of the polymerization of a sodium silicate (B) in aqueous medium in the presence of an acid (C) to form a silica hydrosol (polysilicic acid). In the course of the polycondensation step the reactants, a sodium silicate and an acid, are mixed, preferably in continuous fashion, dynamically to form a mixture (3), by means of at least one intensive mixing tool (M) producing a power ? per unit volume of more than 10 kW/m3.Type: GrantFiled: December 19, 2006Date of Patent: May 31, 2011Assignee: Bluestar Silicones FranceInventors: Kamel Ramdani, Hélène Bossy, Sébastien Lomel, Nicolas Durand
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Patent number: 7951458Abstract: A coating solution for forming a flat-surface insulating film, which is a coating solution obtained by dissolving a poly(diorgano)siloxane A having a mass average molecular weight of 900 to 10,000 and a metal alkoxide B in an organic solvent C and further adding water, wherein the molar ratio A/B of the poly(diorgano)siloxane A to 1 mol of the metal alkoxide B is from 0.05 to 1.5, the organic solvent C has a hydroxyl group, the solubility of water in 100 g of the organic solvent C is from 3 to 20 g, and the molar ratio C/A of the organic solvent C to 1 mol of the poly(diorgano)siloxane A is from 0.05 to 100.Type: GrantFiled: March 25, 2008Date of Patent: May 31, 2011Assignee: Nippon Steel Materials Co., Ltd.Inventors: Toyoshi Ogura, Noriko Yamada, Yuji Kubo
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Patent number: 7947799Abstract: The present invention provides a new class of organic/inorganic hybrid materials having [ER]n rings interconnected by E? atoms. In an embodiment a class of materials called high organic group content periodic mesoporous organosilicas (HO-PMO's) with [SiR]3 rings interconnected by O atoms is described. The measured dielectric, mechanical and thermal properties of the materials suggest that an increased organic content achieved by the [SiR]3 rings of a high organic group content periodic mesoporous organosilica leads to superior materials properties potentially useful for a wide range of applications including microelectronics, separation, catalysis, sensing, optics or electronic printing.Type: GrantFiled: September 22, 2005Date of Patent: May 24, 2011Inventors: Kai Manfred Martin Landskron, Benjamin David Hatton, Geoffrey Alan Ozin, Doug Dragan Perovic
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Patent number: 7943721Abstract: 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 applications. The silane and germane polymers are generally composed of chains of Si and/or Ge substituted with R? substituents, where each instance of R? is, for example, independently hydrogen, halogen, alkenyl, alkynyl, hydrocarbyl, aromatic hydrocarbyl, heterocyclic aromatic hydrocarbyl, SiR?3, GeR?3, PR?2, OR?, NR?2, or SR?; where each instance of R? is independently hydrogen or hydrocarbyl. The cross-linked polymers can be synthesized by dehalogenative coupling or dehydrocoupling. The linear polymers can be synthesized by ring-opening polymerization. The polymers can be further modified by halogenation and/or reaction with the source of hydride to furnish perhydrosilane and perhydrogermane polymers, which are used in liquid ink formulations.Type: GrantFiled: October 5, 2006Date of Patent: May 17, 2011Assignee: Kovio, Inc.Inventor: Vladimir K. Dioumaev
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Patent number: 7939617Abstract: A polysiloxane represented by the formula (1) or (2): where R, R1, R2, m and n are defined in the specification.Type: GrantFiled: December 14, 2007Date of Patent: May 10, 2011Assignee: Chisso CorporationInventors: Nobumasa Ootake, Kazuhiro Yoshida, Kenichi Watanabe, Yasuhito Yamaryo
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Patent number: 7939618Abstract: Organopolysiloxanes having aminoalkyl groups are prepared by (i) reacting (A) linear, cyclic or branched organopolysiloxanes with (B) aminoalkylsilanes which have an SiC-bonded, basic nitrogen-containing hydrocarbon radical and 2 or 3 hydrolyzable groups, or the partial or complete hydrolysis products thereof, optionally in the presence of (C) basic catalysts and/or (D) chain-terminating reagents, and (ii) optionally, after the reaction (i) neutralizing the optionally used basic catalysts (c), with the proviso that compounds (A), (B) and, when used, (D) are reacted continuously in a reaction space whose ratio of length to diameter is equal to or greater than four.Type: GrantFiled: April 29, 2008Date of Patent: May 10, 2011Assignee: Wacker Chemie AGInventors: Daniel Schildbach, Johann Bindl, Gilbert Geisberger
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Patent number: 7932097Abstract: A method of manufacturing an analytical sample by a secondary ion mass spectrometry method is provided, which comprises a step of forming a separation layer over a substrate, a step of forming one of a thin film and a thin-film stack body to be analyzed over the separation layer, a step of forming an opening portion in one of the thin film and the thin-film stack body, a step of attaching a supporting body to one of a surface of the thin film and a surface of a top layer of the thin-film stack body, and a step of separating one of the thin film and the thin-film stack body from the substrate.Type: GrantFiled: October 20, 2010Date of Patent: April 26, 2011Assignee: Semiconductor Energy Laboratory Co., Ltd.Inventor: Satoshi Toriumi
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Patent number: 7928179Abstract: A photoreactive group-containing siloxane compound is obtained by subjecting a system comprising (a) a photoreactive group-containing alkoxysilane and (b) a hydrolyzable group end-capped dimethylsiloxane to hydrolytic condensation in the presence of a basic catalyst and with an amount of water greater than the amount necessary for hydrolytic condensation of all alkoxy groups. It forms on a substrate a coating having mar resistance, crack resistance, anti-staining effect, and marker ink wipe-off ability.Type: GrantFiled: April 17, 2007Date of Patent: April 19, 2011Assignee: Shin-Etsu Chemical Co., Ltd.Inventors: Yuji Yoshikawa, Masaaki Yamaya
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Publication number: 20110083887Abstract: Silsesquioxane polymers that cure to porous silsesquioxane polymers, silsesquioxane polymers that cure to porous silsesquioxane polymers in negative tone photo-patternable dielectric formulations, methods of forming structures using negative tone photo-patternable dielectric formulations containing silsesquioxane polymers that cure to porous silsesquioxane polymers, structures containing porous silsesquioxane polymers and monomers and method of preparing monomers for silsesquioxane polymers that cure to porous silsesquioxane polymers.Type: ApplicationFiled: October 8, 2009Publication date: April 14, 2011Applicant: INTERNATIONAL BUSINESS MACHINES CORPORATIONInventors: Phillip Joe Brock, Blake W. Davis, Qinghuang Lin, Robert Dennis Miller, Alshakim Nelson, Jitendra Singh Rathore, Ratnam Sooriyakumaran
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Patent number: 7918931Abstract: Provided is a chromium-free metal surface treatment agent excellent in rust inhibitive performance which can be used in a surface treatment of metal products, in particular, galvanized metal products. The metal surface treatment agent consists essentially of a siliceous binder solution comprising water and/or alcohol as a solvent, and the concentration of the silica component is 8 to 25% by weight. In particular, a metal surface treatment agent containing an alcoholic solution of alkoxysilane oligomer having a weight averaged molecular weight of 1000 to 10000, which is obtained by hydrolyzed condensation polymerization of alkoxysilane, can suppress the occurrence of white rusting for a long time. It is preferred that 3 to 25 parts by weight of a dispersed nano-sized titanium dioxide powder having an average primary particle size of not more than 70 nm, per 100 parts by weight of the silica component be suspended in the siliceous binder solution.Type: GrantFiled: March 29, 2006Date of Patent: April 5, 2011Assignee: Hoden Meimitsu Kako Kenkyusho Co., Ltd.Inventors: Yasuhiko Endo, Tomio Sakai
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Patent number: 7910681Abstract: There is provided a curable composition having good adhesion by using a non-organotin catalyst. The curable composition comprises (A) an organic polymer having a silicon-containing group being capable of crosslinking by forming siloxane bonds and (B) one or more kinds selected from a titanium catalyst, an aluminum catalyst and a zirconium catalyst, and is characterized in that a stress at 50% tension is within a range from 0.01 MPa to 0.20 MPa, when determined by adding and mixing 1.5 parts of tin octylate, 0.25 part by weight of laurylamine and 0.6 part by weight of pure water to 100 parts by weight of the component (A), subjecting the mixture to centrifugal defoaming, pouring the mixture carefully into a polyethylene frame not to mix air bubbles thereto, aging the mixture at 23° C. for one hour, and further at 70° C. for 20 hours, punching the obtained 3 mm thick cured sheet according to JIS K6251 to obtain No. 3 dumbbell, and carrying out a tension test (tensile speed: 200 mm/min) at 23° C. at 50% RH.Type: GrantFiled: April 25, 2005Date of Patent: March 22, 2011Assignee: Kaneka CorporationInventors: Masayuki Wakioka, Katsuyu Wakabayashi, Toshihiko Okamoto, Masato Kusakabe
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Patent number: 7910682Abstract: Disclosed are a curable composition characterized by using a curable composition including an organic polymer (A1) having one or more silicon-containing functional groups capable of cross-linking by forming siloxane bonds in which the one or more silicon-containing functional groups capable of cross-linking by forming siloxane bonds are silicon-containing functional groups each having three or more hydrolyzable groups on one or more silicon atoms thereof; and a method for controlling the recovery properties, durability and creep resistance of the cured article. Herewith, the present invention provides a curable composition capable of giving a cured article excellent in recovery properties, durability and creep resistance, and a method for controlling the recovery properties, durability and creep resistance of the cured article.Type: GrantFiled: October 22, 2003Date of Patent: March 22, 2011Assignee: Kaneka CorporationInventors: Toshihiko Okamoto, Katsuyu Wakabayashi, Hiroshi Ito, Hiroshi Ando
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Patent number: 7906604Abstract: A process for producing a low VOC epoxy silane oligomer which includes hydrolyzing an epoxy silane, the epoxy silane upon hydrolysis of its hydrolyzable sites producing a reduced amount of volatile organic compound compared to that produced by the hydrolysis of a silane possessing an equivalent number of hydrolyzable sites all of which are hydrolyzable alkoxy groups, the hydrolyzing of the epoxy silane being carried out with less than 1.5 equivalents of water, said water being continuously fed during the hydrolysis reaction.Type: GrantFiled: April 16, 2010Date of Patent: March 15, 2011Assignee: Momentive Performance Materials Inc.Inventors: Alain Lejeune, Yves Gentil
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Patent number: 7906180Abstract: The present invention includes a composition for a silicon-containing material used as an etch mask for underlying layers. More specifically, the silicon-containing material may be used as an etch mask for a patterned imprinted layer comprising protrusions and recessions. To that end, in one embodiment of the present invention, the composition includes a hydroxyl-functional silicone component, a cross-linking component, a catalyst component, and a solvent. This composition allows the silicon-containing material to selectively etch the protrusions and the segments of the patterned imprinting layer in superimposition therewith, while minimizing the etching of the segments in superposition with the recessions, and therefore allowing an in-situ hardened mask to be created by the silicon-containing material, with the hardened mask and the patterned imprinting layer forming a substantially planarized profile.Type: GrantFiled: August 23, 2006Date of Patent: March 15, 2011Assignee: Molecular Imprints, Inc.Inventors: Frank Y. Xu, Michael N. Miller, Michael P. C. Watts
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Patent number: 7902314Abstract: Disclosed herein is a composition comprising a structure (M1)a(ME)b(D1)c(D2)d(T)e(Q)f, wherein M1=R1R2R3SiO1/2; ME=R4R5RESiO1/2; D1=R6R7SiO2/2; D2=R8R9SiO2/2; T=R10SiO3/2; and Q=SiO4/2; wherein each RE is independently a monovalent hydrocarbon radical containing an epoxy group; R9 comprises a structure -L1-Si(R11)g(OR12)3-g or L2(D3)h(M2)i-L3-Si(R13)g?(OR14)3-g?, wherein L1, L2, and L3 are independently divalent linking groups; g and g? independently have a value from 0 to 2; M2=R15R16R17SiO1/2; D3=R18R19SiO2/2; wherein R1, R2, R3, R4, R5, R6, R7, R8, R10, R11, R12, R13, R14, R15, R16, R17, R18, and R19 are independently monovalent hydrocarbon radicals; wherein a, b, c, d, e, f, h, and i are stoichiometric subscripts that are zero or positive subject to the following limitations: b has a value of 2; d is greater than or equal to 1; when (a+c+e+f) is equal to zero, (b+d) is greater than or equal to 3; and when i=0, h is at least 1.Type: GrantFiled: March 5, 2010Date of Patent: March 8, 2011Assignee: Momentive Performance Materials Inc.Inventors: Joseph Edward Nesakumar, Ganesh Kannan, Vikram Kumar, Hariharan Ramalingam, Mark D. Leatherman, Suresh K. Rajaraman
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Publication number: 20110048787Abstract: Silsesquioxane polymers, silsesquioxane polymers in negative tone photo-patternable dielectric formulations, methods of forming structures using negative tone photo-patternable dielectric formulations containing silsesquioxane polymers, and structures made from silsesquioxane polymers.Type: ApplicationFiled: August 31, 2009Publication date: March 3, 2011Applicant: INTERNATIONAL BUSINESS MACHINES CORPORATIONInventors: Robert David Allen, Phillip Joe Brock, Blake W. Davis, Qinghuang Lin, Robert Dennis Miller, Alshakim Nelson, Ratnam Sooriyakumaran
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Patent number: 7897701Abstract: A mold release composition comprising at least one siloxane polymer having functional terminal groups; at least one siloxane polymer having at least one functional pendent group; and a crosslinking agent. The mold release agent is ready to mold composite parts in less than 30 minutes under room temperature curing conditions.Type: GrantFiled: February 27, 2008Date of Patent: March 1, 2011Assignee: Henkel CorporationInventors: Zheng Lu, Joseph Schulz
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Patent number: 7888435Abstract: Methods for continuous bulk production of polyolefin polyhedral oligomeric silsesquioxanes and their amino, isocyanate, and alcohol derivatives using silane coupling agents as precursors.Type: GrantFiled: May 25, 2006Date of Patent: February 15, 2011Assignee: Hybrid Plastics, Inc.Inventors: Joseph D. Lichtenhan, Sukhendu Bikash Hait, Joseph J. Schwab, Michael J. Carr
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Patent number: 7884171Abstract: Polymers whose surfaces are modified by endgroups that include amphipathic surface-modifying moieties. An amphipathic endgroup of a polymer molecule is an endgroup that contains at least two moieties of significantly differing composition, such that the amphipathic endgroup spontaneously rearranges its positioning in a polymer body to position the moiety on the surface of the body, depending upon the composition of the medium with which the body is in contact, when that re-positioning causes a reduction in interfacial energy. An example of an amphipathic surface-modifying endgroup is one that has both a hydrophobic moiety and a hydrophilic moiety in a single endgroup. For instance, a hydrophilic poly(ethylene oxide) terminated with a hydrophilic hydroxyl group is not surface active in air when the surface-modifying endgroup is bonded to a more hydrophobic base polymer.Type: GrantFiled: December 15, 2009Date of Patent: February 8, 2011Assignee: DSM IP Assets B.V.Inventors: Robert S. Ward, Keith R. McCrea, Yuan Tian, James P. Parakka
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Patent number: 7871675Abstract: Moisture curable compositions which cure to produce hard coatings contain prepolymers bearing alkoxysilyl groups of the formula —X—CH2—Si(OR)3-xR1x where X is —O— or —O—CO—NR?—. The compositions are storage stable and can be cured without use of tin catalysts.Type: GrantFiled: January 11, 2008Date of Patent: January 18, 2011Assignee: Wacker Chemie AGInventors: Volker Stanjek, Silvia Jung-Rosseti, Felicitas Schauer
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Patent number: 7867619Abstract: Moisture-curing compositions include at least one silane-functional polymer P with at least two terminal groups of formula (I), at least one aminosilane AS and at least one (meth)acrylsilane or anhydriodosilane of formula (II). The compositions have improved adhesive properties and are especially suitable for use as adhesives, sealing materials or coatings, especially as elastic adhesive or sealing materials.Type: GrantFiled: January 24, 2007Date of Patent: January 11, 2011Assignee: SIKA Technology AGInventors: Barbara Jucker, Urs Burckhardt, Ueli Pfenninger
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Patent number: 7868118Abstract: The present invention discloses to a high refractive index polysiloxane (co)polymer comprising refractive index modifying groups chemically bonded in clustered configuration to the polysiloxane backbone. The invention also discloses methods for the preparation of such high refractive index polysiloxane (co)polymers A polysiloxane according to the invention is very suitable for use as a material for the production of intra-ocular lenses.Type: GrantFiled: April 26, 2007Date of Patent: January 11, 2011Assignee: Ophtec B.V.Inventors: Miriam Adrienne Lambertina Verbruggen, Eelco Christoffer Brian van der Flier, Theodorus Adrianus Cornelius Flipsen, Hendrik Smit
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Patent number: 7857905Abstract: The present invention relates to thermal cure silicone hardcoat compositions that are prepared with an aqueous/organic solvent silicone dispersion, partial organoalkoxysilane condensate and silylating agent. The novel heat curable silicone hardcoats are useful on various substrates with improved flexibility.Type: GrantFiled: March 5, 2007Date of Patent: December 28, 2010Assignee: Momentive Performance Materials Inc.Inventor: Robert F. Hayes
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Patent number: 7846741Abstract: A method of manufacturing an analytical sample by a secondary ion mass spectrometry method is provided, which comprises a step of forming a separation layer over a substrate, a step of forming one of a thin film and a thin-film stack body to be analyzed over the separation layer, a step of forming an opening portion in one of the thin film and the thin-film stack body, a step of attaching a supporting body to one of a surface of the thin film and a surface of a top layer of the thin-film stack body, and a step of separating one of the thin film and the thin-film stack body from the substrate.Type: GrantFiled: March 18, 2010Date of Patent: December 7, 2010Assignee: Semiconductor Energy Laboratory Co., Ltd.Inventor: Satoshi Toriumi