Si-h Or Si-c Reactant Contains An Atom Other Than C, H, O, Or Si Bonded To A Carbon Atom Patents (Class 525/102)
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Patent number: 4780358Abstract: A polyamide adhesive composition comprising 100 parts by weight of a polymer component and 0.1 to 5 parts by weight of an aminosilane compound. The polymer component comprises 50 to 99.5% by weight of a polyamide and 0.5 to 50% by weight of a modified polyolefin formed by grafting a polyolefin with an unsaturated compound having a polar group in the molecule and/or a polymer other than polyamides, having a polar group or an aromatic group and a tensile modulus not higher than 2,000 kg/cm.sup.2.Type: GrantFiled: September 8, 1986Date of Patent: October 25, 1988Assignee: Ube Industries, Ltd.Inventors: Bunsaku Ito, Kimio Fukuda, Rikio Hara
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Patent number: 4774278Abstract: An improved coating composition is proposed which comprises a conventional resin component for coating admixed with a silicone resin in combination with an organopolysiloxane having specified substituent groups in an object of forming non-skid coating films imparted with non-blocking property at the same time.Type: GrantFiled: September 25, 1986Date of Patent: September 27, 1988Assignee: Shin-Etsu Chemical Co., Ltd.Inventors: Hiroshi Yoshioka, Ichiro Ono, Hideki Sugahara
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Patent number: 4758624Abstract: Silane-crosslinkable halogenated polymer composition and process of crosslinking the same.The silane-crosslinkable halogenated polymer composition contains a mixture including: 100 parts by weight of a halogenated polymer and about 0.1-20 parts by weight of an amino group-containing organic silane compound. The halogenated polymer composition silane-crosslinked is useful for the sheath and insulation of electric wires and cables and other moldings such as a hose.Type: GrantFiled: April 20, 1987Date of Patent: July 19, 1988Assignee: Fujikura Ltd.Inventors: Isamu Sekiguchi, Hideo Sunazuka, Hirotada Kobayashi, Yasusada Sekiguchi
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Patent number: 4746702Abstract: An organosiliconic fluid composition, suitable for use in sealants, formed by a liquid phase and by a solid and insoluble polymeric phase, dispersed in said liquid phase, is obtained by polymerizing, under the influence of free-radical initiators, styrene, or a mixture of styrene with at least one other vinyl-containing monomer, the polymerization being carried out in the presence of a liquid polyoxypropylenediol-.alpha.,.omega.-bis-allyl silylate having formula (I): ##STR1## or in the presence of a liquid polycarbonate of polyoxypropylenediol-.alpha.,.omega.-bis-allyl silylate having formula (II): ##STR2## wherein: R is an alkyl radical,X is a hydrolyzable radical selected from alkoxy, aminooxy and acyloxy radicals,y is 0, 1 or 2,p is a number ranging from about 10 to about 100,m and n are numbers such as to give to compounds (I) and (II) a molecular weight value, or an average molecular weight value, of from 2000 to 20,000.Type: GrantFiled: January 14, 1987Date of Patent: May 24, 1988Assignee: Enichem Sintesi S.p.A.Inventors: Alberto Greco, Gabriele Lugli
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Patent number: 4739013Abstract: Polyurethanes are provided which have a polymeric backbone including recurring urethane or urea groups or both and which are reaction products including macroglycols, diisocyanates, and preferably chain extending agents. The polyurethanes may take the form of poly(fluorosilicone urethanes) and include recurring organosilicone moieties from a fluoroalkylsiloxane reactant. When it is desired that these polyurethanes be capable of forming fibers in air, then the reactant charge should be such that the ratio of isocyanate equivalents to hydroxyl equivalents is less than 1.Type: GrantFiled: May 4, 1987Date of Patent: April 19, 1988Assignee: Corvita CorporationInventor: Leonard Pinchuk
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Patent number: 4735829Abstract: A process for preparing a pressure sensitive adhesive comprising:(A) an organic polymer having in its molecule at least one reactive silicon-containing group represented by the formula (I): ##STR1## wherein R.sup.2 is a monovalent hydrocarbon group having 1 to 20 carbon atoms or a triorganosiloxy group having the formula (II):(R').sub.3 SiO-- (II)in which R' is a monovalent hydrocarbon group having 1 to 20 carbon atoms and may be the same or different, X is hydroxyl group or a hydrolyzable group, and may be the same or different when 2 or more X groups are attached, a is 0 or an integer of 1 to 3, b is 0, 1 or 2, and m is 0 or an integer of 1 to 18, and(B) 0.1 to 20 parts by weight of, per 100 parts by weight of the organic polymer, at least one curing catalyst selected from the group consisting of an organic aluminium and an organic zirconium. The composition has excellent heat resistance and releasability from substrates, e.g. a release paper coated with a silicone release agent.Type: GrantFiled: March 10, 1987Date of Patent: April 5, 1988Assignee: Kanegafuchi Kagaku Kogyo Kabushiki KaishaInventors: Toshifumi Hirose, Katsuhiko Isayama
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Patent number: 4714733Abstract: The rubber composition is formulated with (A) a combination of an ethylene-propylene copolymeric rubber and an organopolysiloxane having at least two alkenyl groups per molecule as the polymeric base, (B) a reinforcing silica filler, (C) an alkoxysilane compound and (D) a thiocarbamyl-containing organosilane compound. The rubber composition can be vulcanized with an organic sulfur compound or organic peroxide as the vulcanizing agent to give a vulcanizate having quite satisfactory mechanical properties including, in particular, greatly improved heat resistance and greatly decreased permanent compression set even without using carbon black as the reinforcing filler. The omission of carbon black in the formulation gives an advantage that the rubber may be colored in any light color.Type: GrantFiled: April 6, 1987Date of Patent: December 22, 1987Assignee: Shin-Etsu Chemical Co., Ltd.Inventors: Kunio Itoh, Takeshi Fukuda, Hiroshi Yoshioka
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Patent number: 4707515Abstract: The specification is concerned with sealant compositions comprising prepolymers which are capable of being cured by atmospheric moisture. The compositions provide a desirable blend of properties with regard to application and use, using prepolymers derived from comparatively inexpensive raw materials. The prepolymers correspond to a reaction product of an at least substantially linear acrylate ester polymer having a Tg of not greater than 10.degree. C. with a hydrolysable silane having a saturated organo-functional group, the reaction product being a fluid material soluble in organic solvents and curable by exposure to atmospheric moisture to a resilient solid. The prepolymer is a silane-modified polymer which preferably has from 2 to 3 hydrolysable silane groups per molecule of prepolymer and from 1 to 3 hydrolysable groups per silane group.Type: GrantFiled: April 11, 1986Date of Patent: November 17, 1987Assignee: USM CorporationInventors: Heinz G. Gilch, Wolfgang Haar
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Patent number: 4670500Abstract: A surface coating composition comprising an amino-functional silicone polymer, a metal chelated acrylic polymer a hydrocarbon solvent and water. The metal-chelated acrylic polymer preferably comprises zinc, and the composition may further comprise abrasive materials, surfactants, thickeners and stabilizers. The surface coating composition is particularly adapted for providing a glossy and durable finish on a surface.Type: GrantFiled: December 20, 1985Date of Patent: June 2, 1987Assignee: Pennzoil CompanyInventor: D. V. Satyanarayana Gupta
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Patent number: 4666981Abstract: A resin composition which comprises a coupling agent in an amount of about 0.5 part by weight to about 50 parts by weight against 100 parts by weight of a copolymer composed of an aminoalkyl acrylate and/or aminoalkyl methacrylate and an ethylenically unsaturated monomer.The resin composition excels, as compared with the conventional ones, in terms of any properties to be developed toward a wide range of various substrates inclusive of inorganic materials and plastic materials, such as adherence, water resistance, weathering resistance and yellowing resistance, and consequently are advantageously used in such fields as coatings, adhesives and printing ink.Type: GrantFiled: June 7, 1985Date of Patent: May 19, 1987Assignee: Takeda Chemical Industries, Ltd.Inventors: Fumihiro Doura, Kazuo Asada, Kouichi Inoue
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Patent number: 4665127Abstract: A pressure sensitive adhesive composition comprising:(A) an organic polymer having in its molecule at least one reactive silicon-containing group represented by the formula (I): ##STR1## wherein R.sup.2 is a monovalent hydrocarbon group having 1 to 20 carbon atoms or a triorganosiloxy group having the formula (II):(R').sub.3 SiO-- (II)in which R' is a monovalent hydrocarbon group having 1 to 20 carbon atoms and may be the same or different, X is hydroxyl group or a hydrolyzable group, and may be the same or different when 2 or more X groups are attached, a is O or an integer of 1 to 3, b is 0, 1 or 2, and m is O or an integer of 1 to 18, and(B) 0.1 to 20 parts by weight of, per 100 parts by weight of the organic polymer, at least one curing catalyst selected from the group consisting of an organic aluminum and an organic zirconium. The composition has excellent heat resistance and releasability from substrates, e.g. a release paper coated with a silicone release agent.Type: GrantFiled: August 29, 1985Date of Patent: May 12, 1987Assignee: Kanegafuchi Kagaku Kogyo Kabushiki KaishaInventors: Toshifumi Hirose, Katsuhiko Isayama
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Patent number: 4619970Abstract: A chromatographic resolving agent made of silica gel chemically bonded with an optically active polymer having either an asymmetric carbon atom in the main chain or molecular dissymmetry causing a helical structure of the main chain thereof.Type: GrantFiled: March 7, 1985Date of Patent: October 28, 1986Assignee: Daicel Chemical Industries, Ltd.Inventors: Yoshio Okamoto, Koichi Hatada
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Patent number: 4615882Abstract: An aqueous anti-microbial disinfectant solution for contact lenses contains an effective amount of an active ingredient which is an anti-microbial, organosilicon quaternary ammonium salt chemically bonded to a water soluble, high molecular weight organic polymer. The solution is non-toxic and non-irritating to the eye, and does not adsorb or penetrate into a contact lens.Type: GrantFiled: May 2, 1985Date of Patent: October 7, 1986Inventor: Richard F. Stockel
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Patent number: 4600436Abstract: Aminofunctional emulsions and aminofunctional silicone polishes are provided which exhibit improved adhesion and resistance to removal by detergent washing when applied to solid surfaces.Type: GrantFiled: May 22, 1984Date of Patent: July 15, 1986Assignee: General Electric CompanyInventors: Frank J. Traver, Raymond J. Thimineur, Anthony A. Zotto
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Patent number: 4593068Abstract: A curing composition which comprises (A) a polyether having at least one reactive silicon-containing group in the molecule and (B) an acrylate polymer and/or an methacrylate polymer. The composition of the present invention has excellent weatherability, adhesive property, initial tackiness, especially at a low temperature, cohesive force, workability and stickness and is useful as a pressure sensitive adhesive, a sealing material, and the like.Type: GrantFiled: October 18, 1983Date of Patent: June 3, 1986Assignee: Kanegafushi Kagaku Kogyo Kabushiki KaishaInventors: Toshifumi Hirose, Katsuhiko Isayama
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Patent number: 4584341Abstract: This invention is a method of producing a latex of crosslinked polydiorganosiloxane. The latex yields an elastomer upon removal of the water. The latex is prepared by homogenizing a mixture of hydroxyl endblocked polydiorganosiloxane, less than 75 millimoles of surface active anionic catalyst per kilogram of polydiorganosiloxane where said surface active anionic catalyst is dodecylbenzene sulfonic acid or hydrogen lauryl sulfate, and water to yield an oil-in-water emulsion. This emulsion is then admixed with from 0.5 to 15 parts by weight of an alkoxy silicon compound selected from a silane of the formula R.sub.a 'Si(OR.sup.3).sub.4-a where R' is a monovalent hydrocarbon radical of up to 12 carbon atoms, R.sup.3 is an alkyl radical of 1 to 6 carbon atoms, and a is 0 or 1, a partial hydrolyzate of the silane, or mixtures of silane and partial hydrolyzate. The resulting emulsion is maintained at a temperature of about 15.degree. to 30.degree. C.Type: GrantFiled: June 25, 1984Date of Patent: April 22, 1986Assignee: Dow Corning CorporationInventors: David J. Huebner, John C. Saam
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Patent number: 4575535Abstract: Water-curable silane modified alkylene-alkyl acrylate copolymers, produced by reacting an alkylene-alkyl acrylate copolymer with a polysiloxane in the presence of an organo titanate, which are useful as extrudates about wires and cables.Type: GrantFiled: September 17, 1984Date of Patent: March 11, 1986Assignee: Union Carbide CorporationInventor: Michael J. Keogh
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Patent number: 4568718Abstract: This invention is a method of producing an aqueous latex of crosslinked polydiorganosiloxane. The latex yields an elastomer upon removal of the water. The latex is prepared by homogenizing a mixture of hydroxyl endblocked polydiorganosiloxane; a silane of the formula R.sub.a 'Si(OR.sup.3).sub.4-a where R' is a monovalent hydrocarbon radical of up to 12 carbon atoms, R.sup.3 is an alkyl radical of 1 to 6 carbon atoms, a partial hydrolyzate, or mixture of silane and hydrolyzate, and a is 0 or 1; a surface active anionic catalyst of the formulae R.sup.2 C.sub.6 H.sub.4 SO.sub.3 H wherein R.sup.2 is a monovalent hydrocarbon radical of at least 6 carbon atoms, R.sup.2 OSO.sub.2 OH, or ##STR1## wherein R.sup.4 is H or R.sup.2 ; and water. The resulting emulsion is maintained at a temperature of 15.degree. to 30.degree. C. for at least 5 hours at a pH of less than 5 until a crosslinked polymer is formed, then this emulsion is admixed with base to a pH of greater than 7.Type: GrantFiled: June 25, 1984Date of Patent: February 4, 1986Assignee: Dow Corning CorporationInventors: David J. Huebner, John C. Saam
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Patent number: 4567231Abstract: This invention is a method of producing a latex of crosslinked polydiorganosiloxane reinforced with colloidal silica. The method allows the production of a latex having a relatively high amount of silica present in relation to the polymer because the water used to form the emulsion can be that present in the acidic colloidal silica sol used in the method. The high solids latex can be useful as a caulking material. The method homogenizes a hydroxyl endblocked polydiorganosiloxane, a silane of the formula R'.sub.a Si(OR.sup.3).sub.4-a where R' is a monovalent hydrocarbon radical of up to 12 carbon atoms, R.sup.3 is an alkyl radical of 1 to 6 carbon atoms, a partial hydrolyzate, or mixture of silane and hydrolyzate, and a is 0 or 1; a surface active anionic catalyst of the formulae R.sup.2 C.sub.6 H.sub.4 SO.sub.3 H wherein R.sup.2 is a monovalent hydrocarbon radical of at least 6 carbon atoms, R.sup.2 OSO.sub.2 OH, or ##STR1## wherein R.sup.4 is H or R.sup.Type: GrantFiled: June 25, 1984Date of Patent: January 28, 1986Assignee: Dow Corning CorporationInventors: David J. Huebner, John C. Saam
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Patent number: 4559387Abstract: A primer composition comprising(A) 100 parts by weight of a silane-modified resin obtained by reacting a resin formed by introducing an epoxy group and a hydroxyl group (which may be partially esterified) into a polymer comprising 1,3-pentadiene as a main monomer and having an iodine value of 200 to 500 and an average molecular weight of 350 to 10,000 with a carbon-functional silane,(B) 40 to 600 parts by weight of a mercapto group-containing silane represented by the general formula:HS(CH.sub.2).sub.a Si--OR.sup.1).sub.3wherein a is an integer equal to 2 or 3, and R.sup.1 is an alkyl group having 1 to 4 carbon atoms,(C) 10 to 400 parts by weight of an amino group-containing silane represented by the general formula ##STR1## where X stands for a substituted or unsubstituted amino group selected from the group consisting of:--N(R.sup.3).sub.2,--NH(CH.sub.2).sub.2 N(R.sup.3).sub.2 and--NH(CH.sub.2).sub.2 NH(CH.sub.2).sub.2 N(R.sup.3).sub.2,b is an integer equal to 3 or 4, c is an integer equal to 0 or 1, R.sup.Type: GrantFiled: October 5, 1984Date of Patent: December 17, 1985Assignee: Toshiba Silicone Co., Ltd.Inventors: Isao Endo, Joji Kuniya
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Patent number: 4517336Abstract: Mouldable and vulcanisable rubber mixtures are made containing a rubber (A) which still contains double bonds and which is cross-linkable by means of sulphur and a vulcanization accelerator or a mixture of rubber (A) with a different rubber (B), 0.2 to 10 parts of sulphur, 0.2 to 10 parts of a vulcanization accelerator and 1.0 to 10 parts of a bis-(alkoxysilylalkyl)polysulfide.There can also be present a silicate filler and/or a carbon black filler of rubber. The rubber mixtures have the silane, vulcanization accelerator and sulphur, calculated as S.sub.8 present in a molar ratio which causes the rubber mixture to have a reversion R=O (.+-.5%) resulting from the cross-linking isotherm at the vulcanization temperature where the reversion R is calculated according to Formula II ##EQU1## in which D.sub.max is the maximum vulcameter moment of rotationD.sub.min is the minimum vulcameter moment of rotationD.sub.Type: GrantFiled: June 3, 1981Date of Patent: May 14, 1985Assignee: Degussa AktiengesellschaftInventors: Siegfried Wolff, Ewe-Hong Tan
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Patent number: 4493924Abstract: Water-curable, silane modified chlorosulfonated olefinic polymers, particularly desirable for use as coverings about wires and cables, produced by reacting a mixture containing a chlorosulfonated olefinic polymer and a hydrolyzable silane having cyclic oxygen, sulfur or nitrogen functionality.Type: GrantFiled: June 10, 1983Date of Patent: January 15, 1985Assignee: Union Carbide CorporationInventor: Mahmoud R. Rifi
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Patent number: 4491650Abstract: What are disclosed are a poly(meth)acrylate polymer having pendant hydrolyzable alkoxysilane groups thereon prepared by reacting a poly(meth)acrylate polymer having pendant hydroxy groups thereon with an isocyanato functional alkoxysilane having 1 to 3 hydrolyzable lower alkoxy groups present on the silicon atom thereof; a substrate such as glass or aluminum having a tenacious coating thereon of such a polymer alone or in admixture with another, different, resinous binder component; such a substrate further having a resinous sealant composition applied over said tenacious coating as a primer; and methods for making such a polymer and such coated substrates.Type: GrantFiled: May 5, 1982Date of Patent: January 1, 1985Assignee: Essex Specialty Products, Inc.Inventors: Sidky D. Rizk, Harry W. S. Hsieh, Michael P. Mazzeo
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Patent number: 4472464Abstract: The invention disclosed in this application is the use of novel silanes in curable coatings to allow tinting or dyeing of the coatings after they are cured on certain substrates.An example of one such useful silane is ##STR1## The silanes and the curable coatings are also useful as antistat and antifog coatings.Type: GrantFiled: April 14, 1983Date of Patent: September 18, 1984Assignee: Dow Corning CorporationInventors: Loren A. Haluska, Marcelle G. Molzahn
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Patent number: 4468492Abstract: A low temperature curing composition prepared from an essentially silicon-free polymer and a silicon group-containing material is improved by utilizing a silicon group-containing material which is a hydrolyzable organosilicon group-containing polymer which is non-gelled and formed from an essentially silicon-free polymer having isocyanate or active hydrogen functional groups and an organosilicon group-containing material having functional groups reactive with the isocyanate and active hydrogen.Type: GrantFiled: July 15, 1983Date of Patent: August 28, 1984Assignee: PPG Industries, Inc.Inventors: Robert Piccirilli, Wen-Hsuan Chang
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Patent number: 4463129Abstract: Rubbery polymer compositions, e.g. based on chlorobutyl rubber, having improved adhesion to mineral substrates such as glass or metal, are produced by a stepwise reaction sequence. In a first stage the rubbery polymer is reacted with a reactive silane such as an amino trialkoxy silane, in a second stage the product is mixed with an epoxy resin, and in a third stage a further amount of reactive silane is reacted with the epoxy containing compound.Type: GrantFiled: November 23, 1981Date of Patent: July 31, 1984Assignee: Toa Nenryo Kogyo Kabushiki KaishaInventors: Yasukavu Shinada, Daniel E. Nerinckx
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Patent number: 4450263Abstract: A fluoropolymer gum of 60 to 85 mol percent vinylidene fluoride, 10 to 40 mol percent of hexafluoropropene and 0.15 to 3 mol percent 1-bromo-2,2-difluoroethylene is provided which can be blended with fluorosilicone gum and vulcanized in presence of free-radical initiators to produce elastomeric vulcanizates with desired balance of chemical solvent or fluid resistance, high temperature stability, and low temperature flexibility, coupled with good physical properties such as high tensile strength and elongation.Type: GrantFiled: August 29, 1980Date of Patent: May 22, 1984Assignee: Minnesota Mining and Manufacturing CompanyInventor: Arthur C. West
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Patent number: 4426490Abstract: A method of polymerizing silanol-containing organosilicon compounds is provided. Catalysts comprising dioctyl tin dineodeconate lend a unique combination of properties to curable silicone paper release coatings including long bath life, storage stability, low odor, reactivity over a wide temperature range and low release.Type: GrantFiled: March 10, 1982Date of Patent: January 17, 1984Assignee: General Electric Co.Inventors: Anthony J. Dallavia, Jr., Gordon T. Van Vleck, Frank J. Traver
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Patent number: 4421893Abstract: The invention disclosed in this application is the use of novel silanes in curable coatings to allow tinting or dyeing of the coatings after they are cured on certain substrates.An example of one such useful silane is ##STR1## The silanes and the curable coatings are also useful as antistat and antifog coatings.Type: GrantFiled: January 18, 1982Date of Patent: December 20, 1983Assignee: Dow Corning CorporationInventors: Loren A. Haluska, Marcelle G. Molzahn
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Patent number: 4405754Abstract: Haze-free, clear, impact-resistant resinous copolymers are produced by coupling polymer-lithium with a mixture of coupling agents wherein one is a lactone such as butyrolactone and the other is a halo-silane such as phenyltrichlorosilane. The combination of coupling agents reduces haze, yet maintains clarity and impact resistance of the resulting coupled polymer.Type: GrantFiled: January 13, 1982Date of Patent: September 20, 1983Assignee: Phillips Petroleum CompanyInventors: George A. Moczygemba, Kishore Udipi
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Patent number: 4404349Abstract: The disclosure of this application is directed to a polysiloxane, having combined therein an organo titanate, which can be used in the production of silane modified alkylene-alkyl acrylate copolymers. The silane modified copolymers can be extruded about electrical conductors to provide insulation thereon characterized by improved surface characteristics.Type: GrantFiled: December 23, 1981Date of Patent: September 13, 1983Assignee: Union Carbide CorporationInventor: Michael J. Keogh
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Patent number: 4389432Abstract: The invention provides a novel means for solving the problem of poor adhesion between the surface of a substrate of a metal or a plastic resin, e.g. polycarbonate resin, and a cured coating film of an organopolysiloxane formed thereon to impart good surface properties, e.g. hardness and weathering resistance, to the substrate surface by use of an adhesion improver as a primer which comprises a copolymer of an organosilicon compound having a hydrolyzable group and an ethylenic unsaturation in the molecule, glycidyl methacrylate and an organic monomer, e.g. methyl methacrylate and vinyl acetate, a reaction product of an aminoalkyl-containing organosilane compound and an acid anhydride and, optionally, an ultra-violet light absorber in a limited proportion.Type: GrantFiled: June 8, 1982Date of Patent: June 21, 1983Assignee: Shin-Etsu Chemical Co., Ltd.Inventors: Yoshio Inoue, Hisashi Shimizu
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Patent number: 4386170Abstract: The resistance of a fluorinated silicone elastomer to the effects of exposure to hot fuel, hot oil, and elevated temperature has been improved by the addition of from 0.8 to 5 parts by weight of polytetrafluoroethylene powder to a curable fluorinated silicone elastomeric composition, consisting essentially of a fluorinated polydiorganosiloxane gum having from 45 to 50 percent of the organic radicals being 2-(perfluoroalkyl)ethyl radicals, from 50 to 55 percent of the organic radicals being monovalent hydrocarbon radicals with from 0.1 to 1 percent of the monovalent hydrocarbon radicals being aliphatic unsaturated radicals, and a treated reinforcing silica filler. The resistance is further improved by also including an alkaline earth metal oxide or hydroxide acid acceptor.Type: GrantFiled: October 31, 1980Date of Patent: May 31, 1983Assignee: Dow Corning CorporationInventor: Carl M. Monroe
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Patent number: 4384132Abstract: Novel bis-(silylethyl)-oligosulphides are obtained by reacting a vinyl silane of the formula (CH.sub.2 .dbd.CH).sub.m -- SiR.sub.n.sup.1 R.sub.4 -(m+n) in which R represents chlorine, bromine, iodine, C.sub.1 -C.sub.3 -alkoxy, 2-methoxyethoxy, 2-ethoxyethoxy or hydroxy, R.sup.1 represents C.sub.1 -C.sub.3 -alkyl, phenyl or C.sub.5 -C.sub.7 -cycloalkyl, n is 0, 1 or 2, m is 1 or 2 and m+n is 1, 2 or 3 with sulphur as well as in a given case hydrogen sulphide in molar ratios of vinyl silane to sulphur of from 1:2.5 to 1:10 and vinyl silane to hydrogen sulphide of from 1:0 to 1:5 at temperatures between about 100.degree. and 200.degree. C. under pressure of from 1 to 25 bars (total pressure at the reaction temperature) and in the presence of sulphidation catalysts known per se, in a given case followed by hydrolysis or partial hydrolysis of the reaction products.Type: GrantFiled: July 13, 1981Date of Patent: May 17, 1983Assignee: Degussa AktiengesellschaftInventors: Rudolf Schwarz, Peter Kleinschmit, Christa Liedtke, Siegfried Wolff
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Patent number: 4377675Abstract: Aqueous metal ammine siliconate solutions are the reaction products of selected metals or metal derivatives, selected mono-organosilicon materials, certain alkaline nitrogen compounds having the formula R--NH.sub.2, and water. Amorphous materials are formed when volatiles are removed from the siliconate solutions. The metal components in the resulting amorphous materials are not readily leached out by normal weathering, washing or the like. The solutions are useful in a method for treating substrates, such as wood, textiles, thread, canvas, carpeting, paper and masonry, to confer antimicrobial properties. The organosilicon component can be selected so that such treatments also confer either hydrophobic or hydrophilic properties to the substrates. The components of the solutions can be selected to enhance their ability to form continuous films of amorphous materials when used in such treatments, making the solutions useful to provide antimicrobial coatings which may be either hydrophobic or hydrophilic.Type: GrantFiled: June 26, 1981Date of Patent: March 22, 1983Assignee: Dow Corning CorporationInventors: William H. Daudt, Cecil L. Frye, James F. Hyde
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Patent number: 4369232Abstract: Dispersants which improve the gloss of acrylic paints are prepared by reacting the isocyanate groups of monomeric polyisocyanates or isocyanate acrylate polymers with (1) fatty amines, (2) lower alkylamines or alkanolamines and (3), optionally, aminosilanes. A formula for the dispersants may be written as: ##STR1## isocyanate residue, A is fatty amine residue with a=20-80, B is lower alkylamine or alkanolamine residue with b=80-20, and C is aminosilane residue with c=0-40, the sum of a+b+c=100, the (mole) percentage of isocyanate groups replaced.Type: GrantFiled: December 23, 1980Date of Patent: January 18, 1983Assignee: E. I. Du Pont de Nemours and CompanyInventor: Christopher Scopazzi
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Patent number: 4368297Abstract: A paint comprising a silyl group containing vinyl resin having a main chain comprising substantially vinyl polymer and copolymerized with maleic anhydride, wherein the resin has at least one silyl group bonded to a hydrolyzable group, and contains 0.1 to 20% by weight of the copolymerized maleic anhydride. The resin has a molecular weight of 300 to 30,000. A method of manufacturing such a resin is disclosed.Type: GrantFiled: June 29, 1981Date of Patent: January 11, 1983Assignee: Kanegafuchi Kagaku Kogyo Kabushiki KaishaInventors: Yasushi Kato, Hisao Furukawa, Naotami Ando
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Patent number: 4367313Abstract: What are disclosed are a "one pot" moisture-curable two-component coating composition comprising a first component having at least one isocyanate group and at least one hydrolyzable alkoxysilane group therein and a second component having at least one oxazolidine group therein, methods of forming a tenacious coating therewith on non-porous substrates such as glass and of further applying a resinous sealant composition over such a tenacious coating used as a primer, and coated substrates having such a tenacious coating thereon without or with a further resinous sealant composition.Type: GrantFiled: June 10, 1981Date of Patent: January 4, 1983Assignee: Essex Chemical CorporationInventors: Sidky D. Rizk, Navinchandra B. Shah
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Patent number: 4360628Abstract: Solid copolymer tackifying resins based on dicyclopentadiene, a vinylaromatic hydrocarbon and a benzene carrying 1 to 3 lower alkyl, hydroxyl or halogen substituents and adhesive formulations containing these resins.Type: GrantFiled: January 19, 1981Date of Patent: November 23, 1982Assignee: National Starch and Chemical CorporationInventors: Yves Runavot, Georges Billault, Jacques Salvetat
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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: 4334036Abstract: A curable vinyl polymer having at least one silyl group of the formula: ##STR1## wherein R.sub.1 and R.sub.2 are each a hydrogen or a monovalent hydrocarbon radical having 1 to 10 carbon atoms, X is a group selected from halogen, alkoxy, acryloxy, aminoxy, phenoxy, thioalkoxy and amino groups; and "a" is a whole number equal to 0, 1 or 2, and having molecular weight of between 200 and 30,000, preferably between 1,500 and 25,000; and method for producing same, and products comprised of same; and wherein said method comprises reacting hydrosilane represented by the formula: ##STR2## wherein the same designations as above apply, with a polymer having carbon-carbon double bonds in the terminal or side chains of the polymer in which the main chain is a vinyl polymer having a molecular weight of between 200 and 30,000, and at a temperature of between 50.degree. and 150.degree. C.Type: GrantFiled: July 11, 1980Date of Patent: June 8, 1982Assignee: Kanegafuchi Kagaku Kogyo Kabushiki KaishaInventors: Kazuya Yonezawa, Hisao Furukawa, Masaaki Azuma
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Patent number: 4328323Abstract: The disclosure of this application is directed to the production of silane modified copolymers of alkylene-alkyl acrylates by reacting a mixture containing a polysiloxane, particularly an organo titanate containing polysiloxane and a copolymer of alkylene-alkyl acrylate to produce a water curable, silane modified copolymer. The silane modified copolymers can be extruded about electrical conductors to provide insulation thereon characterized by improved surface characteristics.Type: GrantFiled: September 30, 1980Date of Patent: May 4, 1982Assignee: Union Carbide CorporationInventor: Michael J. Keogh
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Patent number: 4319007Abstract: Compositions are described, which are blow-moldable into shaped articles, comprising a reaction product between polycaprolactam, aminoalkyltrialkoxysilane and a catalytic amount of water. The compositions have a melt index of about 2.25 g/10 min. or below and are substantially free of trialkoxysilane groups. Preferred compositions also contain ethylene/vinyl acetate copolymer as an impact modifier to increase the impact strength of blow-molded articles made therefrom, such as bottles.Type: GrantFiled: March 10, 1980Date of Patent: March 9, 1982Assignee: Allied CorporationInventor: Ghazi M. A. Khattab
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Patent number: 4314043Abstract: Fluorine-containing elastomers comprise the grafted copolymer havig rubber-like elasticity and having chemical linkages at the reactive sites of fluorine-containing polymeric segments and organopolysiloxane segments.Type: GrantFiled: August 1, 1980Date of Patent: February 2, 1982Assignee: Asahi Glass Company, Ltd.Inventors: Gen Kojima, Masayuki Tamura, Michio Hisasue
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Patent number: 4310640Abstract: A composition comprising (a) an organic compound having at least one hydrolyzable silyl group and (b) an organic amine and/or an alkali metal hydroxide. The composition is curable upon exposure to moisture, and has superior properties, such as hardness, toughness and stain resistance, when used for example as a coating. The composition can be utilized as a coating material.Type: GrantFiled: May 16, 1980Date of Patent: January 12, 1982Assignee: Kanegafuchi Kogaku Kogyo Kabushiki KaishaInventors: Yasushi Kato, Hisao Furukawa, Shoichi Matsumura, Saori Nakatsuka
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Patent number: 4303484Abstract: A novel photocurable composition suitable for preparing, for example, release papers is proposed which is formulated with photocrosslinkable organopolysiloxanes necessitating no conventional photosensitizers. Thus, the composition comprises(a) an organopolysiloxane having at least two mercaptoalkyl, e.g. mercaptopropyl, groups bonded to the silicon atoms in a molecule,(b) an organopolysiloxane having at least two alkenyl, e.g. vinyl groups directly bonded to the silicon atoms in a molecule, and(c) an organopolysiloxane having at least one benzoin group ##STR1## where Ph is a phenyl group, bonded to the silicon atom in a molecule, which component (c) serves as a photosensitizing ingredient.Type: GrantFiled: August 22, 1979Date of Patent: December 1, 1981Assignee: Shin-Etsu Chemical Co., Ltd.Inventors: Minoru Takamizawa, Fumio Okada, Yasuaki Hara, Aoki, Hisashi
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Patent number: 4297446Abstract: ABS-moulding compositions of (a) 5 to 70% by weight of one or more graft products and (b) 95 to 30% by weight of one or more thermoplastic resins with a content of 0.05 to 2.0% by weight (based on total mixture) of a silico urethane derivative to improve notched impact strength.Type: GrantFiled: August 24, 1979Date of Patent: October 27, 1981Assignee: Bayer AktiengesellschaftInventors: Christian Lindner, Karl-Heinz Ott, Bernhard Arnold, Friedrich Kowitz, Harald Oertel, Dieter Kuhlmann
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Patent number: 4296008Abstract: A sealant composition possessing an excellent balance of properties including good tack, low melt viscosity and a cohesive failure mechanism in the 180.degree. peel test comprises a selectively hydrogenated monoalkenyl arene/conjugated diene block copolymer component having certain block molecular weights, tackifying resin, plasticizers and silane coupling agent.Type: GrantFiled: April 21, 1980Date of Patent: October 20, 1981Assignee: Shell Oil CompanyInventors: David J. St. Clair, Earle E. Ewins, Jr.
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Patent number: 4293611Abstract: A process for the coating of textile materials with silicon polyether copolymer compositions and resulting products. The silicone polyether copolymers of this invention may be used either alone or in combination with other materials which have been used to treat textile materials, such as tetrafluoroethylene emulsions.Type: GrantFiled: May 20, 1980Date of Patent: October 6, 1981Assignee: SWS Silicones CorporationInventor: Eugene R. Martin
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Patent number: 4291136Abstract: A water-curable silane modified alkylene alkylacrylate copolymer and a method for its production, which method comprises reacting alkylene alkylacrylate copolymer with a particular silane in the presence of an organo titanate catalyst.Type: GrantFiled: August 29, 1979Date of Patent: September 22, 1981Assignee: Union Carbide CorporationInventor: Michael J. Keogh