Atom Other Than Si, O, C, Or H Patents (Class 524/262)
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Patent number: 4543381Abstract: An unfilled polymeric composition having improved electrical treeing and water treeing properties comprising a polymeric component and effective amounts of a silane and a fatty acid. The compositions are particularly useful as insulation for high voltage transmission and distribution cables.Type: GrantFiled: June 24, 1983Date of Patent: September 24, 1985Assignee: National Distillers and Chemical CorporationInventors: Anthony Barlow, Melvin F. Marginger
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Patent number: 4542174Abstract: Combinations of oxirane compounds and acylamino or cyano silanes which are stable at room temperature when incorporated, either by integrally blending or pre-treatment onto fillers, into filled condensation polymer systems produce superior composites exhibiting hydrolytic stability. These combinations make excellent one-component additives for inorganic fillers employed in filled condensation polymer systems.Type: GrantFiled: March 14, 1984Date of Patent: September 17, 1985Assignee: Union Carbide CorporationInventor: Robert E. Godlewski
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Patent number: 4539345Abstract: One-part moisture-curable polyurethane adhesive, coating, sealant, or casting compositions containing a blend of isocyanate-functional prepolymer, terpene-phenolic resin, and silane compound. The compositions adhere to a variety of unprimed substrates, and resist moisture and UV exposure.Type: GrantFiled: February 4, 1985Date of Patent: September 3, 1985Assignee: Minnesota Mining and Manufacturing CompanyInventor: Dennis D. Hansen
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Patent number: 4536534Abstract: An aqueous primer based on alkali-soluble acrylic resins and siliconates, especially suitable for strongly alkaline substrates, for example, asbestos cement articles, is provided. The primer is characterized by stability to storage and good compatibility with the substrate and with customary coating agents, and it brings about good water repellence, good stabilization of the substrate and a good binding between the substrate and the final coating.Type: GrantFiled: December 29, 1983Date of Patent: August 20, 1985Assignee: Wacker-Chemie GmbHInventors: Robert Singer, Richard Goetze, Karl Maier, Maximilian Kerbl
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Patent number: 4535113Abstract: Olefin polymer compositions containing silicone additives which can be extruded through relatively narrow die gaps at commercial extrusion rates to provide film material characterized by improved mechanical and optical properties. The silicone additives have the formula: ##STR1## wherein each R, which can be the same or different, are alkyl radicals, R.sup.1 is a monovalent organic radical containing at least one ethyleneoxide group, vicinal epoxy group or amino group and x and y, which can be the same or different, each have a value of at least one.Type: GrantFiled: March 13, 1984Date of Patent: August 13, 1985Assignee: Union Carbide CorporationInventors: George N. Foster, Richard B. Metzler
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Patent number: 4528310Abstract: 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: September 27, 1982Date of Patent: July 9, 1985Assignee: Phillips Petroleum CompanyInventor: Jennings P. Blackwell
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Patent number: 4522852Abstract: An improved method is provided for bonding together layers of fluoroelastomer compound and butadiene-acrylonitrile polymer compound by incorporating into one or both of the compounds a polysulphidic silane compound prior to vulcanization. There is also provided a vulcanized hose having an inner layer of fluoroelastomer compound and an outer layer of a butadiene-acrylonitrile polymer compound containing a polysulphidic silane compound incorporated into either layer.Type: GrantFiled: April 10, 1984Date of Patent: June 11, 1985Assignee: Polysar LimitedInventor: John R. Dunn
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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: 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: 4504313Abstract: Blends of polyols and polyamines containing internal mold release agents consisting of certain polysiloxanes having pendant organic groups which have functional hydroxyl, amino or mercapto groups are useful in preparing mold releasable resin moldings when made by the reaction injection molding technique.Type: GrantFiled: February 6, 1984Date of Patent: March 12, 1985Assignee: ICI Americas Inc.Inventor: John R. Robertson
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Patent number: 4503243Abstract: Hindered silane compounds of the formula ##STR1## are prepared by the reaction of the appropriate silane and phenol compounds, said hindered silanes being useful as stabilizers of organic polymers such as polyolefins, vinyl halide polymers, elastomers, polyesters and polycarbonates.Type: GrantFiled: January 12, 1983Date of Patent: March 5, 1985Assignee: Eisai Co., Ltd.Inventors: John D. Spivack, Stephen D. Pastor
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Patent number: 4503179Abstract: An aqueous fluorine-containing rubber coating composition comprising (a) fluorine-containing rubber, (b) fluorine-containing resin, (c) an aminosilane compound of the formula: ##STR1## wherein R is methyl or ethyl; X is a single bond or --(CH.sub.2).sub.2 --NH--, --CONH-- or --(CH.sub.2).sub.2 --NH--(CH.sub.2).sub.2 --NH--; and n is 2 or 3, and (d) an aqueous liquid vehicle, the weight ratio of the component (a) and the component (b) being from 95:5 to 35:65, which makes the resultant coating film non-adherent and more lubricous.Type: GrantFiled: February 12, 1982Date of Patent: March 5, 1985Assignees: Daikin Kogyo Co., Ltd., Kabushikikaisha Tyoda Jidoshokki SeisakushoInventors: Tatsushiro Yoshimura, Tsutomu Terada, Shozo Nakayama
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Patent number: 4498929Abstract: The invention is directed to a liquid polyisocyanate dispersions containing an unreacted polysiloxane mold release agent which has isocyanate reactive groups. Specifically, the invention is directed to polyol modified diphenylmethane diisocyanates having dispersed therein a polysiloxane compound having pendant organic chains which contain at least one hydroxyl, amino or carboxyl functional group and a silicone dispersing or inhibiting agent substantially free of isocyanate reactive groups.Type: GrantFiled: February 21, 1984Date of Patent: February 12, 1985Assignee: ICI Americas Inc.Inventor: John R. Robertson
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Patent number: 4482665Abstract: Electronic components are encapsulated with a calcium silicate-containing poly(arylene sulfide) composition. The composition can also contain a filler such as talc or silica and an organosilane such as 3-mercaptopropyltrimethoxysilane.Type: GrantFiled: September 14, 1982Date of Patent: November 13, 1984Assignee: Phillips Petroleum CompanyInventor: James S. Dix
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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: 4474908Abstract: The abrasion resistance of siliceous filler-reinforced rubber vulcanizates is improved by adding to the unvulcanized rubber composition silane coupling agent comprising a mixture of a mercaptosilane, such as mercaptopropyltrimethoxysilane, and an alkyl alkoxysilane, such as methyltrimethoxysilane. The mercaptosilane is present in amounts of between 0.3 and 15 parts per hundred parts of rubber, and the weight ratio of mercaptosilane to alkyl alkoxysilane is between 0.15:1 and 15:1. Preferably, the silanes in a ratio of about 1:1 are admixed with a hydrocarbon process oil and the oil-silane mixture added to the siliceous filler-rubber mixture.Type: GrantFiled: May 27, 1982Date of Patent: October 2, 1984Assignee: PPG Industries, Inc.Inventor: Melvin P. Wagner
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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: 4457799Abstract: An improved method is provided for bonding together layers of fluoroelastomer compound and butadiene-acrylonitrile polymer compound by incorporating into one or both of the compounds a polysulphidic silane compound prior to vulcanization. There is also provided a vulcanized hose having an inner layer of fluoroelastomer compound and an outer layer of a butadiene-acrylonitrile polymer compound containing a polysulphidic silane compound incorporated into either layer.Type: GrantFiled: February 17, 1983Date of Patent: July 3, 1984Assignee: Polysar LimitedInventor: John R. Dunn
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Patent number: 4456718Abstract: Elastic synthetic-resin compositions useful as adhesive and sealing compounds, for example, for absorbent and nonabsorbent undercoats on surfaces, are based, in particular, on polyurethane and have incorporated therein as adhesion promoters silanes containing polyoxyalkyl groups of the formula ##STR1## wherein X is --SH, --NHR.sup.2, ##STR2## or --(NH--CH.sub.2 --CH.sub.2).sub.b NHR.sup.2, b is 1 or 2,R is --CH.sub.3, --CH.sub.2 --CH.sub.3 or --OR.sup.1,R.sup.1 is --(CH.sub.2 --CH.sub.2 --O).sub.m --R.sup.3,R.sup.2 is H, an aliphatic, cycloaliphatic or aromatic hydrocarbon group each of 1 to 10 carbon atoms, or such a group which is substitutedR.sup.3 is alkyl of 1 to 10 carbon atoms, or substituted alkyl of 1-10 carbon atoms,R.sup.4 is alkyl of 1 to 4 carbon atoms,n is a number from 1 to 8,m is a number from 1 to 30,p is .gtoreq. 1, andq+p is .ltoreq. 2.The synthetic-resin compounds of this invention have improved adhesion to diverse substrates even without the use of adhesion-promoting coatings.Type: GrantFiled: February 4, 1983Date of Patent: June 26, 1984Assignee: Schering AktiengesellschaftInventors: Bernd Brinkmann, Hermann-Josef Lucas
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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: 4448918Abstract: An electrical insulation composition containing poly(arylene sulfide), titanium dioxide and 3-mercaptopropyltrimethoxysilane.Type: GrantFiled: October 15, 1982Date of Patent: May 15, 1984Assignee: Phillips Petroleum CompanyInventor: John E. Leland
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Patent number: 4443579Abstract: A process is provided for preparing coating compositions suitable for a primerless application to plastic substrates, which includes catalyzed prehydrolysis of a silylated UV screen component. Preferred embodiments employ catalyzing agents which can be removed from the prehydrolysis solution. Coating compositions made by the process are also disclosed.Type: GrantFiled: December 8, 1981Date of Patent: April 17, 1984Assignee: General Electric CompanyInventors: James E. Doin, Susan E. Hayes
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Patent number: 4436847Abstract: The abrasion resistance of siliceous filler-reinforced rubber vulcanizates is improved by adding to the unvulcanized rubber composition a silane coupling composition comprising a mixture of a silane coupling agent, such as(a) organic silane compounds containing an internal active olefinic linkage,(b) bis(alkoxysilylalkyl)polysulfides,(c) haloalkylsilanes, and(d) silane compounds containing a vinyl functional group in the organofunctional portion of the compound, and an alkyl alkoxysilane, such as methyltrimethoxysilane. The silane coupling agent is present in coupling amounts, e.g., between 0.1 and 50 parts per hundred parts of rubber, and the weight ratio of mercaptosilane to alkyl alkoxysilane is between 0.15:1 and 15:1. Preferably, the silanes are in a ratio of about 1:1, are admixed with a hydrocarbon process oil and the oil-silane mixture added to the siliceous filler-rubber mixture.Type: GrantFiled: September 30, 1982Date of Patent: March 13, 1984Assignee: PPG Industries, Inc.Inventor: Melvin P. Wagner
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Patent number: 4430466Abstract: In a sulfur-curable conjugated diene rubber compound formulation containing a silica reinforcing filler and a mercaptoalkyltrialkoxysilane coupling agent, the improvement which comprises increasing time-to-scorch by employing benzothiazyl sulfenamide accelerators at levels of above at least 1.5 phr.Type: GrantFiled: June 10, 1982Date of Patent: February 7, 1984Assignee: Phillips Petroleum CompanyInventor: William T. Cooper
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Patent number: 4420578Abstract: Returnable glass bottles, particularly beverage bottles, having a natural glass surface, unmodified by a hot end process coating, having a quick curing thin coating of an amino functional polydimethylsiloxane, which does not visually change the appearance of the bottles applied to the exterior surface to increase lubricity and scratch resistance to said bottles. The coating is removable when the bottles are washed with an aqueous caustic solution. A new one-trip coating can then be applied.Type: GrantFiled: September 14, 1981Date of Patent: December 13, 1983Assignee: Diversey CorporationInventors: Rodger G. Hagens, Dominic K. Hui
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Patent number: 4404306Abstract: 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: September 13, 1983Assignee: Dow Corning CorporationInventors: William H. Daudt, Cecil L. Frye, James F. Hyde
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Patent number: 4403059Abstract: An adhesive composition based upon an aqueous solution of alkali metal silicate with a content of powdered inorganic filler, having good storage stability, which comprises an aqueous alkali metal silicate solution containing:(a) from 10% to 40% by weight of at least one powdered inorganic filler,(b) a suspension effective amount of at least one zinc soap of a fatty acid having from 12 to 22 carbon atoms and(c) from 0 to about 24% by weight of a 50% by weight stable, aqueous dispersion of an alkali-resistant organic polymer, based on the weight of the total composition.Preferably zinc stearate in amounts of from 1% to 5% by weight are added to the adhesives containing powdered inorganic fillers and optionally organic additives on a base of aqueous water glass solutions, to prevent separation phenomena. Sodium and/or potassium silicate solutions can be used, the sodium silicate solution being preferably present in the ratio by weight of 3.3 to 3.9:1 for SiO.sub.2 /Na.sub.Type: GrantFiled: February 18, 1982Date of Patent: September 6, 1983Assignee: Henkel Kommanditgesellschaft auf AktienInventors: Bernhard Laut, Wolfgang Friedemann, Gerd Krapp
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Patent number: 4394475Abstract: Sized glass fiber strands are provided that have improved slip/flow characteristics. This improved characteristic is achieved by sizing glass fibers with an aqueous sizing composition having one or more nonstarch film forming polymers, one or more coupling agents, one or more lubricants or a mixture thereof, polyethylene-containing polymer with limited branching and water. The aqueous sizing composition can also have a wax having a melting point greater than 50.degree. C. where the total amount of the polyethylene polymer and wax is not greater than about 15 weight percent of the aqueous sizing composition.Type: GrantFiled: December 24, 1981Date of Patent: July 19, 1983Assignee: PPG Industries, Inc.Inventors: Chester S. Temple, Ed C. Hsu
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Patent number: 4375525Abstract: The present invention relates to stable and bright thermoplastic aromatic polycarbonate compositions characterized in the absence of phosphites and boric acid esters and in that they comprise an additive amount of an organic-silicon compound having on its silicon atom three or four organo-oxy radicals.Type: GrantFiled: May 12, 1980Date of Patent: March 1, 1983Assignee: Bayer AktiengesellschaftInventors: Karsten Idel, Wolfgang Cohnen, Dieter Freitag, Ottfried Schlak
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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: 4359545Abstract: Fiber-treating compositions are disclosed which contain two types of organofunctional polysiloxanes, one bearing amino-functional organic groups and polyoxyalkylene groups and the other bearing either carboxy-functional organic groups or epoxy-functional groups, in addition to polyoxyalkylene groups.These compositions are useful for durably treating fibers to provide several benefits such as antistatic character, moisture/perspiration absorbability, stain resistance, pliability, smoothness, crease resistance and compression recovery.Type: GrantFiled: February 3, 1982Date of Patent: November 16, 1982Assignee: Toray Silicone Co., Ltd.Inventors: Isao Ona, Masaru Ozaki, Yoichiro Taki
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Patent number: 4358575Abstract: A self-bonding additive for a dimedone functional one-component RTV in which the self-bonding agent is a dialkoxydisilylether functional silane.Type: GrantFiled: December 16, 1981Date of Patent: November 9, 1982Assignee: General Electric Company Silicone Products Business DivisionInventors: Warren R. Lampe, Tyrone D. Mitchell, James A. Cella
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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