Halogen Patents (Class 524/263)
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Patent number: 5223495Abstract: A curable coating composition comprising(A) from 10 to 99 parts by weight of a silyl group-containing vinylic polymer having a number average molecular weight of at least 3,000, the main chain thereof being substantially composed of a vinylic polymer chain and having at least one silicon atom bonded to a hydrolyzable group at a terminal of the main chain and/or at a side chain in each molecule,(B) from 1 to 90 parts by weight of an organic compound having a number average molecular weight of not larger than 3,000 and having at least one silicon atom bonded to a hydrolyzable group at a terminal in each molecule, and(C) from 1 to 500 parts by weight of silanol-containing organopolysiloxane having, on an average, at least one sianol group in one molecule to 100 parts by weight of the total amount of the component (A) and the component (B).Type: GrantFiled: November 9, 1990Date of Patent: June 29, 1993Assignee: Kanegafuchi Kagaku Kogyo Kabushiki KaishaInventors: Masaharu Inoue, Hisao Furukawa, Yasushi Kato, Katsuhiko Isayama
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Patent number: 5223561Abstract: Disclosed is a polymer composition comprising (I) 60 to 99.8 wt. % of an amorphous copolymer comprising (a) units derived from perfluoro-2,2-dimethyl-1,3-dioxole and (b) units derived from at least one ethylenically unsaturated monomer selected from ethylene, tetrafluoroethylene, chlorotrifluoroethylene, and CF.sub.2 .dbd.CFOCF.sub.3, and (II) 0.2 to 40 wt. % of a compound having a hydrocarbon group containing at least one fluorine atom and at least one functional group selected from --OH, --SR, --COOH, --SO--, --SO.sub.2 --, --CONH--, --COO--CO--, --CONHCO--, --COO--, --CN, --NCO, --CO--, --HCOO--, --NH.sub.2 --, --NH--, .dbd.N, --SO.sub.3 H, --NHNH.sub.2, --CONH.sub.2, --CH.dbd.CH.sub.2, --CH.dbd.CH--, (RO).sub.n X.sub.3-n Si--, wherein R is a C.sub.1-5 alkyl group, n is a number of 0 to 3, and X is halogen or a C.sub.1-5 alkyl group. The polymer composition is useful for a plastic cladding of an optical fiber.Type: GrantFiled: December 6, 1991Date of Patent: June 29, 1993Assignee: Mitsubishi Rayon Company Ltd.Inventors: Takashi Yamamoto, Tsuruyoshi Matsumoto, Tadao Kobayashi, Katsuhiko Shimada
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Patent number: 5216057Abstract: The wet soak adhesion of acrylic latex sealants is improved by incorporating micelles of polysiloxane oil into the emulsion.Type: GrantFiled: August 12, 1991Date of Patent: June 1, 1993Assignee: General Electric CompanyInventors: Sandra L. Pratt, Gary M. Lucas
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Grease compositions employing a vinylidene fluoride-hexafluoroisobutylene copolymer thickening agent
Patent number: 5210123Abstract: A vinylidene fluoride-hexafluoroisobutylene copolymer powder is employed to thicken a conventional fluorine-containing liquid lubricant to provide a grease composition which has improved lubrication character in metal bearing subjected to the simultaneous conditions of high load, high speed and elevated temperature.Type: GrantFiled: October 1, 1990Date of Patent: May 11, 1993Assignee: Dow Corning CorporationInventor: Gerardo Caporiccio -
Patent number: 5194473Abstract: In preparing bioabsorbable polyesters containing glycolic acid unit and/or lactic acid unit by the polymerization of glycolide and/or lactide, compositions comprising polyester-silicone copolymers obtained by conducting polymerization in the presence of silicones and the effect of merely mixing the above bioabsorbable polyesters with certain kind of silicones upon the modification, thereby attaining flexibility in particular, of the bioabsorbable polyesters, are disclosed.Type: GrantFiled: May 21, 1990Date of Patent: March 16, 1993Assignee: Mitsui Toatsu Chemicals, Inc.Inventors: Hosei Shinoda, Masami Ohtaguro, Shigeru Iimuro
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Patent number: 5185392Abstract: A polyarylene sulfide resin composition useful for molded parts comprises (A) 100 parts by weight of a polyarylene sulfide, (B) 0.01 to 10 parts by weight of an organic bisphosphite of the formula: ##STR1## in which R.sub.1 and R.sub.2 are each an alkyl, an alkyl having at least one substituent, an aryl, an aryl having at least one substituent or an alkoxy, (C) 0 to 400 parts by weight of an inorganic filler and (D) 0.01 to 5 parts by weight of at least one alkoxy silane.Type: GrantFiled: December 26, 1990Date of Patent: February 9, 1993Assignee: Polyplastics Co., Inc.Inventors: Toshifumi Nonaka, Toshikatsu Nitoh, Andrew Auerbach
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Patent number: 5177123Abstract: Self-lubricating polyacetal resin compositions and molded articles (e.g. "wear parts") formed thereof include a polyacetal base resin, and a self-lubricating effective amount of a silica powder in which a silicone polymer (e.g. silicone oil) is absorbed. The silica powder acts as a carrier for the silicone polymer so as to improve the dispersibility of the silicone polymer in the polyacetal base resin as well as to allow greater silicone polymer "loading" of the polyacetal base resin. As a result, improved lubricant dispersibility and sliding characteristics are achieved.Type: GrantFiled: October 16, 1990Date of Patent: January 5, 1993Assignee: Polyplastics Co., Ltd.Inventors: Katsunori Takayama, Toshihiko Endo, Osamu Kanoto, Nobuyuki Matsunaga
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Patent number: 5166244Abstract: A novel acrylic rubber composition is proposed which has excellent moldability and good releasability from the metallic surfaces of milling rollers for the compounding works and metal molds for shaping and vulcanizing the composition into vulcanizates. The composition comprises: (a) an acrylic copolymer as the rubber base; (b) carbon black or a finely divided silica filler as a reinforcing agent; and (c) an organopolysiloxane having, in a molecule, at least one carboxyl-functional group such as .omega.-carboxyl undecyl group, bonded to the silicon atom, which can be prepared, for example, by the hydrosilation reaction between a SiH-containing organopolysiloxane and an alkyl undecylenate followed by hydrolysis of the ester group into carboxyl group.Type: GrantFiled: November 29, 1990Date of Patent: November 24, 1992Assignee: Shin-Etsu Chemical Company LimitedInventors: Motoo Fukushima, Shoji Ichinohe
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Patent number: 5120810Abstract: This invention discloses an adhesive organopolysiloxane compositions which cure in the presence of addition reaction catalysts and adhere firmly to various materials when they harden comprising;(1) 100 parts by weight of an organopolysiloxane containing at least alkenyl groups bonded to silicon atoms in 1 molecule,(2) an organohydrogenpolysiloxane containing at least 3 hydrogen atoms bonded to silicon atoms in 1 molecule, in sufficient quantity to donate 0.5-10 hydrogen atoms bonded to silicon atoms to 1 alkenyl group in said 1st constituent,(3) 0.1-20 parts by weight of an organosilicone compound containing at least 1 hydrogen atom bonded to silicon atoms, at least 1 fluoroalkyl group or fluoroalkylether group bonded to silicon atoms via carbon atoms and at least 1 epoxy group and/or trialkoxysilyl group bonded to silicon atoms via carbon atoms in 1 molecule, and(4) platinum or a platinum compound in suitable quantity to act as a catalyst.Type: GrantFiled: May 11, 1990Date of Patent: June 9, 1992Assignee: Shin-Etsu Chemical Company, LimitedInventors: Hironao Fujiki, Mikio Shiono, Toshiaki Takahashi
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Patent number: 5117480Abstract: Disclosed is a polymer composition comprising (I) 60 to 99.8 wt. % of an amorphous copolymer comprising (a) units derived from perfluoro-2,2-dimethyl-1,3-dioxole and (b) units derived from at least one ethylenically unsaturated monomer selected from ethylene, tetrafluoroethylene, chlorotrifluoroethylene, and CF.sub.2 =CFOCF.sub.3, and (II) 0.2 to 40 wt. % of a compound having a hydrocarbon group containing at least one fluorine atom and at least one functional group selected from --OH, --SR, --COOH, --SO--, --SO.sub.2 --, --CONH--, --COO--CO--, --CONHCO--, --COO--, --CN, --NCO, --CO--, --HCOO--, --NH.sub.2 --, --NH--, .dbd.N, --SO.sub.3 H, --NHNH.sub.2, --CONH.sub.2, --CH.dbd.CH.sub.2, --CH.dbd.CH--, (RO).sub.n X.sub.3-n Si--, wherein R is a C.sub.1-5 alkyl group, n is a number of 0 to 3, and X is halogen or a C.sub.1-5 alkyl group. The polymer composition is useful for a plastic cladding of an optical fiber.Type: GrantFiled: January 18, 1991Date of Patent: May 26, 1992Assignee: Mitsubishi Rayon Company Ltd.Inventors: Takashi Yamamoto, Tsuruyoshi Matsumoto, Tadao Kobayashi, Katsuhiko Shimada
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Patent number: 5086101Abstract: An aqueous glass size composition comprising a water dispersible phenoxy resin modified with an acid, cyanurate or isocyanurate, and an organosilane coupling agent is disclosed. The glass fibers coated with the aqueous size composition are useful for incorporation into molding compositions for strength improvement.Type: GrantFiled: July 13, 1990Date of Patent: February 4, 1992Assignee: Owens-Corning Fiberglas CorporationInventors: David W. Garrett, Robert A. Schweizer
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Patent number: 5025054Abstract: A polish including a film forming wax material and a silicone rubber. The rubber is in the form of particles mixed with the film forming wax, and the silicone rubber particles contain a silicone oil. The particles have an average diameter of from about 0.3 .mu.m to about 30 .mu.m. The polish includes at least one additive selected from the group consisting of organic solvents, a second silicone oil, and surfactants. The film forming wax material is one of carnauba wax, montan wax, candelilla wax, ceresin wax, paraffin waxes, or beeswax. The silicone rubber forming the particles is one of addition reaction curable silicone rubber compositions, condensation reaction curable silicone rubber compositions, organic peroxide curable organopolysiloxane compositions, or high energy curable silicone rubber compositions.Type: GrantFiled: November 9, 1989Date of Patent: June 18, 1991Assignee: Toray Silicone Company, LimitedInventors: Keiji Yoshida, Mitsuo Hamada
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Patent number: 5006572Abstract: The invention relates to thermoplastic molding compositions comprising a polycarbonate resin which is rendered resistant to gamma radiation induced yellowing. It was surprisingly found that the incorporation in the resin of an effective amount of benzylic alcohol or its derivatized versions renders the composition resistant to yellowing. The composition of the invention is suitable for the preparation of molded articles having improved resistance to yellowing and to the formation of haze induced upon exposure to gamma radiation.Type: GrantFiled: September 5, 1989Date of Patent: April 9, 1991Assignee: Mobay CorporationInventors: Charles E. Lundy, Roger J. White, Sivaram Krishnan
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Patent number: 5004774Abstract: A thermosetting polymide resin composition having an excellent molding processing property, heat resistance, low mold shrinkage, and good external appearance of its manufacture which comprises a modified bismaleimide resin prepared by reacting the Michael addition reaction of bismaleimides with aromatic primary diamines and aromatic secondary diamines, an inorganic filler, silicone oil, and a mixed catalyst composed of organic peroxides and imidazoles.Type: GrantFiled: December 23, 1988Date of Patent: April 2, 1991Assignee: Lucky, Ltd.Inventors: Jong K. Yeo, Chung S. Kim, Dong J. Lee, Sung H. Jang
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Patent number: 4990553Abstract: A basing cement composition is disclosed. The basing cement composition of the invention includes an insulating binder, an inert filler material, a solvent, and silicone ether. The silicone ether is included in the basing cement composition in an amount greater than 0, up to about 5 weight percent. Preferably, the silicone ether is added to the basing cement composition in solution form.Type: GrantFiled: April 6, 1988Date of Patent: February 5, 1991Assignee: GTE Products CorporationInventors: John D. Curhan, David H. Fox, Emery G. Audesse
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Patent number: 4985483Abstract: Curable fluororubber compositions exhibit excellent processability on roll mills and can be molded without sticking to or staining the mold surfaces when the composition contains from 0.1 to 30 weight parts per 100 weight parts of fluororubber of a finely divided cured silicone material in the form of a rubber, gel or resin. An epoxy-substituted alkoxysilane or a partial hydrolysis product thereof is present as an ingredient of the curable composition when it is desired to cohesively bond the cured fluororubber to a metal or plastic substrate.Type: GrantFiled: September 22, 1989Date of Patent: January 15, 1991Assignee: Toray Silicone Company Ltd.Inventors: Masayuki Saito, Keiji Yoshida, Mitsuo Hamada
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Patent number: 4921670Abstract: A process is described for the production of an oriented, heat-set polyester film including an admixture of polydiorganosiloxane in the amount of 0.001 to 2% by weight, as well as further additives, such as inert inorganic and/or organic particles. The thermoplastic material is melted in an extruder and extruded through an appropriate die to give a cast film, is then quenched, reheated, stretch oriented, and heat set. The characteristic criteria is the addition of the polydiorganosiloxane to the polydiorganosiloxane-free polyester in the form of a masterbatch.Type: GrantFiled: July 13, 1988Date of Patent: May 1, 1990Assignee: Hoechst AktiengesellschaftInventors: Hermann Dallmann, Lothar Bothe, Guenther Crass, Werner Schaefer
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Patent number: 4906676Abstract: A resin composition suitable for various optical uses, which comprises a base resin and 0.1 to 60% based on the weight of said resin composition, of fine silica or glass particles, said fine silica or glass particles having an average particle diameter of 0.05 to 50 .mu.m and having their surface treated with at least one silane compound selected from those represented by the following general formulae (I) to (IV): ##STR1## wherein n is an integer of from 1 to 3, R.sup.1 is an alkyl group having 1 to 3 carbon atoms, and R is a saturated or unsaturated hydrocarbon group having 1 to 22 carbon atoms or a halogen-substituted, saturated or unsaturated hydrocarbon group having 1 to 22 carbon atoms, wherien the silane does not couple the particle and the resin.Type: GrantFiled: January 30, 1987Date of Patent: March 6, 1990Assignee: Mitsubishi Rayon Co., Ltd.Inventor: Kozo Ida
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Patent number: 4904720Abstract: A process for improving properties of a synthetic resin powder which comprises: subjecting a latex of a graft-copolymer whose back bone is a rubber to coagulation, and adding a silicone oil to the graft-copolymer in an amount of 0.01 to 10 parts by weight based on 100 parts by weight of said graft-copolymer. According to the present invention, the bulk specific gravity of a synthetic resin powder can be made large, the flowability and blocking resistance can be remarkably improved in comparison with known methods. Accordingly, the blocking during storage can be prevented, a line for transport is not packed with the resin powder, it is possible to automatically weigh the resin powder, and it is applicable to the tendency to grow larger in transport.Type: GrantFiled: May 25, 1988Date of Patent: February 27, 1990Assignee: Kanegafuchi Kagaku Koyo Kabushiki KaishaInventors: Atsushi Kawakatsu, Ryuichi Takagi, Takeshi Nagano
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Patent number: 4886849Abstract: A composition consisting essentially of a blend of about 60 to 75% by weight of an isotactic butene-1 homopolymer with a melt index of more than 100 to 1000, about 23.5 to 39.88% by weight of stabilized propylene polymer, and about 0.02 to 1.5% by weight of high density polyethylene, and optionally, up to 0.1 to 1% of a mold release agent and articles prepared therefrom.Type: GrantFiled: February 27, 1989Date of Patent: December 12, 1989Assignee: Shell Oil CompanyInventors: Charles C. Hwo, Patrick M. Hughes
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Patent number: 4879331Abstract: A thermoplastic resin composition comprises (A) 99.9 to 60 parts by weight of a thermoplastic polyester or a polyacetal, (B) 0.05 to 20 parts by weight of a silicone oil having a viscosity of 150,000 cSt or larger and (C) 0.05 to 20 parts by weight of a lubricating oil having a viscosity of 3,000 cSt or smaller and is improved in durability to abrasion.Type: GrantFiled: May 24, 1988Date of Patent: November 7, 1989Assignee: Polyplastics Co., Ltd.Inventors: Toshihiko Endo, Nobuyuki Matsunaga
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Patent number: 4874807Abstract: A self-lubricating wear part is formed of a thermoplastic resin composition which exhibits improved durability to abrasion. The resin composition includes a thermoplastic polyester resin or polyacetal resin in an amount between 99.9 to 80.0 parts by weight, and a silicon oil having a viscosity of 150,000 cSt or more in an amount between 0.1 to 20 parts by weight.Type: GrantFiled: May 6, 1988Date of Patent: October 17, 1989Assignee: Polyplastics Co., Ltd.Inventors: Toshihiko Endo, Nobuyuki Matsunaga
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Patent number: 4840666Abstract: A lacquer system which essentially comprises a silicic acid heteropolyconsate, a flake-shaped or lamellar filler, a solvent and, if appropriate, a conventional synthetic resin for lacquers is suitable for producing anti-corrosion coatings, especially on glass surfaces.Type: GrantFiled: April 18, 1988Date of Patent: June 20, 1989Assignee: Fraunhofer-Gesellschaft zur Forderung der angewandten Forschung e.V.Inventors: Helmut Schmidt, Helmut Patzelt, Gerhard Tunker, Horst Scholze
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Patent number: 4835297Abstract: The invention is directed to a method of preparing sulfenic acid chlorides and sulfenic acid esters with hydrolyzable silyl groups in which an oligosulfane containing silyl groups is chlorinated, the sulfenic acid chloride produced is separated and converted by reaction with an alkali alcoholate to the corresponding sulfenic acid ester.Type: GrantFiled: December 10, 1986Date of Patent: May 30, 1989Assignee: Degussa AktiengesellschaftInventors: Ulrich Deschler, Rudolf Michel, Peter Kleinschmit, Siegfried Wolff
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Patent number: 4804692Abstract: The invention relates to thermoplastic polycarbonate molding compositions which are rendered resistant to gamma-radiation by incorporating therewith about 0.05 to about 10 percent by weight of a stabilizing agent selected from the group consisting of ##STR1## wherein R is a hydrogen or a halogen atom or a C.sub.1 -C.sub.10 alkyl, a C.sub.6 -C.sub.10 aryl, C.sub.1 -C.sub.22 acyl, C.sub.6 -C.sub.18 alkylaryl or a C.sub.4 -C.sub.10 cycloalkyl radical, m is 1 or 3 to 6, n is an integer of about 20 to 70 and Y is a radical conforming to ##STR2## wherein R, R' and R" independently one of the others are selected from C.sub.1 -C.sub.10 alkyl and C.sub.6 -C.sub.12 aryl radicals preferably C.sub.1 -C.sub.4 alkyl radical.Type: GrantFiled: April 28, 1988Date of Patent: February 14, 1989Assignee: Mobay CorporationInventors: Charles E. Lundy, Winfried G. Paul, Sivaram Krishnan
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Patent number: 4785047Abstract: Compositions yielding optically clear silicone elastomers are obtained by preparing a homogeneous mixture comprising a liquid polydiorganosiloxane containing at least two vinyl or other ethylenically unsaturated radicals per molecule and a finely divided silica filler treated with a hexaorganodisilazane and then adding additional hexaorganodisilazane in an amount equal to at least 5 percent of filler weight. The blending is preferably carried out using a high rate of shear and volatile materials are removed by heating the composition under reduced pressure.Type: GrantFiled: July 30, 1987Date of Patent: November 15, 1988Assignee: Dow Corning CorporationInventor: Jary D. Jensen
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Patent number: 4783495Abstract: ((Hydroxyphenyl)silane derivatives of the formula ##STR1## are effective in stabilizing organic materials against oxidative, thermal and actinic degradation, said derivatives being particularly effective as process stabilizers in organic materials containing phenolic antioxidants.Type: GrantFiled: November 20, 1987Date of Patent: November 8, 1988Assignee: Ciba-Geigy CorporationInventors: Stephen D. Pastor, Edward T. Hessell
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Patent number: 4722951Abstract: The coating composition, e.g. paints and lacquers, prepared according to the invention is imparted with greatly improved surface properties of the coating film formed therefrom in respect of the resistance against peeling of the coating film and decreased blocking by virtue of the unique additive which is an organopolysiloxane having, in a molecule, at least one organosiloxane unit having a 2,3-dihydroxypropylamino-substituted group such as --C.sub.3 H.sub.6 --NH--CH.sub.2 --CHOH--CH.sub.2 OH and --C.sub.3 H.sub.6 --NH--CH.sub.2 CH.sub.2 --NH--CH.sub.2 --CHOH--CH.sub.2 OH bonded to the silicon atom.Type: GrantFiled: August 19, 1986Date of Patent: February 2, 1988Assignee: Shin-Etsu Chemical Co., Ltd.Inventors: Hiroshi Yoshioka, Ichiro Ono, Hideki Sugahara
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Patent number: 4703070Abstract: Silicone rubber matrices are used to contain and dispense volatile, organic liquids. The articles, as dispensors are improved by the addition of a compatibilizing agent to reduce migration of the organic liquid out of the matrix in the form of liquid drops or films. Higher loadings of the organic liquid into the rubber matrix are achieved without syneresis occurring.Type: GrantFiled: July 16, 1986Date of Patent: October 27, 1987Assignee: Union Camp CorporationInventors: George A. Locko, Charles R. Frihart
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Patent number: 4634726Abstract: Power transmission belts have a cushion stock which improves the durability of the belts. The cushion stock contains a melamine and a silane and preferably cotton reinforcement and silica. 2-thiazolidinethiones can be used as accelerators in the cushion stocks.Type: GrantFiled: December 12, 1983Date of Patent: January 6, 1987Assignee: The Goodyear Tire & Rubber CompanyInventor: Billy P. Martin
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Patent number: 4621121Abstract: The invention is directed to bis-(2-ethylamino-4-diethylamino-s-triazin-6-yl)-tetrasulfide and a process for its production from the corresponding mercaptotriazine. The compound of the invention is employed in vulcanizable mixtures as a cross-linker or as vulcanization accelerator.Type: GrantFiled: January 22, 1985Date of Patent: November 4, 1986Assignee: Degussa AktiengesellschaftInventors: Werner Schwarze, Siegfried Wolff, Hans Remmel, Horst Lambertz
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Patent number: 4590230Abstract: Disclosed herein is an adhesive composition which contains specific amounts of (A) an aqueous emulsion, (B) a filler and (C) a resin solution of a resinous tackifier dissolved in a solvent and/or plasticizer. The adhesive composition has a fast setting time in adhesion strength and excellent water-proofness and hence produces superb adhesion force even when applied to a fresh mortar base which has been aged insufficiently.Type: GrantFiled: September 4, 1984Date of Patent: May 20, 1986Assignee: Mitsui Toatsu Chemicals, IncorporatedInventors: Keiichi Kamada, Katuaki Iiyama, Yasushi Yano, Isao Itoh
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Patent number: 4584340Abstract: What is disclosed are aqueous compositions which are useful for coating solid substrates such as glass, plastic and metal. The aqueous compositions comprise colloidal silica, a phenolic resin, water and at least one hydrolyzable silane. An example of such a composition is colloidal silica, phenolic resin, water and CH.sub.3 SiO.sub.3/2 obtained from CH.sub.3 Si(OCH.sub.3).sub.3.Type: GrantFiled: November 5, 1984Date of Patent: April 22, 1986Assignee: Dow Corning CorporationInventor: Frank K. Chi
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Patent number: 4560719Abstract: The invention provides a polyolefin-based rubber composition capable of giving a vulcanizate having excellent flame retardancy along with high mechanical strengths. The composition comprises: (A) 100 parts by weight of a polyolefin-based synthetic rubber, e.g. EPDM rubber; (B) 1 to 100 parts by weight of an organopolysiloxane; (C) 1 to 100 parts by weight of a bromine-containing flame retardant agent and/or red phosphorus; (D) 5 to 200 parts by weight of aluminum hydroxide and/or magnesium hydroxide; and (E) 0.5 to 20 parts by weight of zinc carbonate and/or manganese carbonate.Type: GrantFiled: February 26, 1985Date of Patent: December 24, 1985Assignee: Shin-Etsu Chemical Co., Ltd.Inventors: Tsutomu Nakamura, Kunio Itoh
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Patent number: 4551485Abstract: The impact strength of thermoplastic poly(ethylene terephthalate) molding compositions containing a reinforcing filler (preferably glass fiber), an epoxidized crystallization promoter (e.g., an epoxidized vegetable oil) and a nucleating agent (e.g., sodium stearate) is markedly improved by including in the composition a small amount of an organofunctional silane, i.e., a compound characterized by having a functional substituent at the end of a methylene chain bound to a silicon atom to which are also bonded a plurality of readily hydrolyzable groups. A few such compounds are gamma-aminopropyltriethoxysilane, gamma-glycidoxypropyltrimethoxysilane, gamma-aminopropyltriethoxysilane and gamma-glycidoxypropyltrimethoxysilane. The formulations may also contain a warp-reducing filler such as mica. Organofunctional silanes typically have application in thermoplastic polymers only as coupling agents, i.e.Type: GrantFiled: September 4, 1984Date of Patent: November 5, 1985Assignee: Ethyl CorporationInventors: Gary S. Ragan, Jesse D. Jones
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Patent number: 4524169Abstract: Elastic molding materials based on thermoplastic rubber containing at least one silicate filler and an organosilicon compound having at least one alkoxy group are described together with a method of producing and shaping it and its application and use thereof in molded articles such as shoe soles.Type: GrantFiled: February 13, 1984Date of Patent: June 18, 1985Assignee: Degussa AktiengesellschaftInventors: Siegfried Wolff, Paul Golombeck
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Patent number: 4520176Abstract: A textile finishing composition comprising (1) a diluent and (2) a durable press resin composition containing (a) an aminoplast resin and (b) an aldehyde. The textile finishing composition is combined with an acid catalyst and applied to textile materials to impart softness, improved wetting properties and durable press properties.The textile finishing composition is applied at lower than normal dry add-on levels to textile materials to provide textile materials having lower levels of formaldehyde.Type: GrantFiled: December 12, 1983Date of Patent: May 28, 1985Assignee: SWS Silicones CorporationInventors: Eugene R. Martin, David S. Ansel, Paul A. Manis
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Patent number: 4482476Abstract: A fluoroelastomer-containing non-tacky electrically conductive coating composition which comprises (a) a fluoroelastomer, (b) a fluororesin, (c) a coupling agent, (d) an electrically conducting material, (e) a liquid vehicle and optionally (f) an inorganic fibrous material, the weight ratio of the fluoroelastomer (a) and the fluororesin (b) being from 95:5 to 35:65, a coating film formed from which has electrical conductivity as well as the properties inherent to the fluoroelastomer.Type: GrantFiled: November 8, 1982Date of Patent: November 13, 1984Assignee: Daikin Kogyo Co., Ltd.Inventors: Tatsushiro Yoshimura, Norimasa Honda, Tsutomu Terada
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Patent number: 4451601Abstract: Properties such as flow rate and hydrolytic stability of glass-filled polyarylene sulfide compositions can be modified by the addition of certain organosilanes.Type: GrantFiled: February 9, 1983Date of Patent: May 29, 1984Assignee: Phillips Petroleum CompanyInventor: Jennings P. Blackwell
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Patent number: 4373043Abstract: A color deepening agent comprises (a) an aqueous resin composition obtained by polymerizing a monomer having a polymerizable unsaturated bond, in the presence of a polyurethane emulsion having a thermosetting reactivity, the refractive index of a dry film of said aqueous resin composition being lower than 1.50, and (b) at least one compound selected from the group consisting of silicon compounds and fluorine compounds.Type: GrantFiled: July 22, 1981Date of Patent: February 8, 1983Assignee: Kao Soap Co., Ltd.Inventors: Kazuhisa Yagi, Sho Suzuki, Norihiko Nakashima
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Patent number: 4350786Abstract: A method for reducing the electrostatic charge build-up in a glass-filled polyarylene sulfide composition by adding either octadecyltriethyoxysilane or octyltrichlorosilane.Type: GrantFiled: September 10, 1981Date of Patent: September 21, 1982Assignee: Phillips Petroleum CompanyInventors: Jennings P. Blackwell, Richard R. Towers
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Patent number: 4341692Abstract: Dihaloneopentyl silicates are solid compositions formed by esterification of silicon halides or silicate esters with dihaloneopentyl glycol. These compositions are useful as flame retardants in plastic formulations.Type: GrantFiled: October 8, 1980Date of Patent: July 27, 1982Assignee: Stauffer Chemical CompanyInventors: Alfred K. Jung, Michael Turczyk, Edward D. Weil
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Patent number: 4341675Abstract: A rubber made from a blend of EPDM or EPR and a polydiorganosiloxane gum has strength, heat resistance, and adhesiveness to room-temperature, moisture-curable silicone rubber. The rubber is made from a blend of EPDM or EPR, polydiorganosiloxane gum, a polyorganosiloxane containing aliphatic hydrocarbon radicals of 4 to 20 carbon atoms, a polyoxyalkylene-organosiloxane copolymer or a poly(hydroxyalkyl)organosiloxane, and an organic peroxide.Type: GrantFiled: March 30, 1981Date of Patent: July 27, 1982Assignee: Toray Silicone Company, Ltd.Inventor: Akito Nakamura
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Patent number: 4335032Abstract: A polycarbonate composition having improved melt flow and improved impact strength after aging at elevated temperatures comprising polycarbonate resin with polyolefins and a polyorganosiloxane. A preferred composition comprises in admixture a high molecular weight aromatic carbonate polymer and a minor amount of a polyolefin and a polydimethylsiloxane fluid.Type: GrantFiled: December 31, 1980Date of Patent: June 15, 1982Assignee: General Electric CompanyInventor: Niles R. Rosenquist