Solid Polymer Derived From Unsaturated Hydrocarbon Patents (Class 525/164)
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Patent number: 4708907Abstract: A writable adhesive tape is disclosed, which comprises a polyolefine substrate, having on one side an adhesive layer and on the opposite side a writable anti-adhesive layer. The writable anti-adhesive layer comprises 25% to 55% by weight of a chlorinated polyolefine, 20% to 50% by weight of a polyaldehyde resin together with 5% to 20% by weight of an anti-adhesive agent, and 5% to 25% by weight of a matting charge.Type: GrantFiled: April 26, 1985Date of Patent: November 24, 1987Assignee: Boston S.p.A.Inventors: Fulvio Flutti, Franco Ghezzi
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Patent number: 4694042Abstract: Elastomeric thermoplastic molding materials contain(A) from 5 to 50 parts by volume of a partially or completely crystalline thermoplastic polymer having a melting point of above 160.degree. C., as a coherent phase, and(B) from 95 to 50 parts by volume of one or more crosslinked elastomeric polymers which are prepared by emulsion polymerization, are dispersed in the component A and have a glass transition temperature Tg of below -10.degree. C., the sum of A and B being 100 parts by volume, with the proviso that the mixture of A and B has a Vicat softening temperature, measured according to DIN 53,460, which is 5.degree.-40.degree. C. lower than that of the component A, with or without(C) effective amounts of conventional assistants.Type: GrantFiled: January 31, 1985Date of Patent: September 15, 1987Assignee: BASF AktiengesellschaftInventors: Graham E. McKee, Hilmar Ohlig, Horst Reimann, Hans-Josef Sterzel
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Patent number: 4666986Abstract: There is disclosed the reaction product of an N-(substituted oxymethyl)melamine and a 2-mercaptoarylthiazole and its use as an adhesion promoter to improve rubber to metal wire adhesion.Type: GrantFiled: November 21, 1985Date of Patent: May 19, 1987Assignee: The Goodyear Tire & Rubber CompanyInventor: William W. Schloman, Jr.
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Patent number: 4663392Abstract: A process for the preparation of oil-soluble Mannich condensation products wherein an amine is prereacted with a sulfonic acid or ammonium sulfonate, oleic acid, and an oxidized olefin polymer and the prereaction product is reacted with an aldehyde.Type: GrantFiled: May 16, 1986Date of Patent: May 5, 1987Assignee: Amoco CorporationInventors: Yoon S. Song, Henry A. McCandless
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Patent number: 4632960Abstract: A resin composition comprising 100 parts by weight of a thermosetting resin and 1 to 100 parts by weight of a functional, rubbery copolymer containing among the monomer units which constitute the copolymer, at least one monomer containing a substituent selected from the group consisting of epoxy, hydroxyl, carboxyl and amino groups, said copolymer being prepared by one of three emulsion polymerization processes in which a nonionic surface active agent and/or ionic surface active agent is employed as the emulsifying agent.Type: GrantFiled: August 16, 1985Date of Patent: December 30, 1986Assignee: Japan Synthetic Rubber Co., Ltd.Inventors: Hozumi Sato, Tatsuaki Matsunaga, Shin-ichiro Iwanaga, Hiroji Enyo, Yoshiaki Kawamura, Yasuhiko Takemura
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Patent number: 4628073Abstract: Provided is a method for producing and a soft-rubbery matrix material composed of 0.3-70 micron particles of a 50,000-300,000 molecular weight cross-linkable polymer dispersed in a fluxable elastomer where the polymer's softening point temperature exceeds the elastomer's fluxing temperature and the polymer and elastomer are combined and mixed at a temperature maintained above the fluxing temperature of the elastomer but below the softening point temperature of the polymer.Type: GrantFiled: October 3, 1984Date of Patent: December 9, 1986Assignee: Monsanto CompanyInventor: W. Keith Fisher
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Patent number: 4609709Abstract: A glass fiber binder consisting of a urea-formaldehyde resin, a styrene-butadiene latex copolymer and a fully methylated melamine-formaldehyde copolymer.Type: GrantFiled: August 19, 1985Date of Patent: September 2, 1986Assignee: Owens-Corning Fiberglas CorporationInventor: Ben J. Yau
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Patent number: 4605703Abstract: This invention relates to radically hardening adhesives, which contain polymerisable isocyanates and which are distinguished by high adhesive capacity on plastics materials.Type: GrantFiled: May 23, 1985Date of Patent: August 12, 1986Assignee: Bayer AktiengesellschaftInventors: Wolfgang Fischer, Gerhard Klein, Rudoph Hombach, Wilfried Kniege
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Patent number: 4599382Abstract: A rubber composition consisting essentially of 5-99 parts by weight of a thermosetting resin and 94-1 parts by weight of one of the following functional rubber-like copolymers (I) to (III) having a Mooney viscosity ML.sub.1+4.sup.Type: GrantFiled: March 20, 1985Date of Patent: July 8, 1986Assignee: Japan Synthetic Rubber Co., Ltd.Inventors: Hozumi Sato, Shin-ichiro Iwanaga, Hiroji Enyo, Yasuhiko Takemura, Yoshiaki Kawamura
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Patent number: 4578450Abstract: There is disclosed the reaction product of an N-(substituted oxymethyl)melamine and a 2-mercaptoarylthiazole and its use as an adhesion promoter to improve rubber to metal wire adhesion.Type: GrantFiled: September 4, 1984Date of Patent: March 25, 1986Assignee: The Goodyear Tire & Rubber CompanyInventor: William W. Schloman, Jr.
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Patent number: 4552803Abstract: Fire retardant compositions in the form of a powder are produced from the following components:______________________________________ Component Parts by Weight ______________________________________ Aldehyde 70-140 Ammonium phosphate 50-250 Ammonium, alkali metal or 50-250 alkaline earth metal compound or salt Urea reactant 70-190 Hydroxy reactant 20-60 Phosphoric acid 150-250 ______________________________________Also provided are retardant compositions containing the powder and methods for treating substrates, such as paper or wood, as well as cotton, wool, and synthetic textiles to impart fire retardant properties thereto.Type: GrantFiled: August 21, 1984Date of Patent: November 12, 1985Inventor: Glenn A. Pearson
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Patent number: 4551492Abstract: A polyester composition in organic solvents with about 40% polyester, 26% melamine crosslinker and 16% cellulose acetate butyrate provides a coating composition with 18% binder solids.Type: GrantFiled: December 27, 1984Date of Patent: November 5, 1985Assignee: E. I. Du Pont de Nemours and CompanyInventor: Armand Aerts
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Patent number: 4496694Abstract: Storage stable curing agents for acrylate adhesives, which curing agents are miscible with an acrylate resin adhesive, are produced by the mixing together of a polymerizable monomer, a thermoplast or elastomer soluble therein, and a liquid aldehyde/amine condensation product, and subsequent homogenisation of the mixture at elevated temperature. The curing agents, which optionally contain also stabilizers and curing accelerators, can be mixed with acrylate resin adhesives in any chosen quantity ratio between 2:1 and 1:2.Type: GrantFiled: April 18, 1983Date of Patent: January 29, 1985Assignee: Ciba-Geigy CorporationInventors: Imre Forgo, Jacques Francois
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Patent number: 4471087Abstract: A highly efficient formaldehyde-free coating composition insolubilizer is prepared by reacting about 3 moles of glyoxal with 1 mole of urea resulting in a formation of a low molecular weight oligomer in a yield of 95-96%. The molar ratio of glyoxal to urea is very critical in obtaining the highest efficiency and is kept within narrow limits. The coating compositions of the present invention possess 2 till 4 times higher wet-rub resistance than the prior art compositions.Type: GrantFiled: February 28, 1983Date of Patent: September 11, 1984Assignee: Diamond Shamrock Chemicals CompanyInventor: Stanley A. Lipowski
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Patent number: 4468495Abstract: Fire retardant compositions in the form of a powder are produced from the following components:______________________________________ Component Parts by Weight ______________________________________ Aldehyde 70-110 Ammonium phosphate 120-180 Ammonium sulfate 120-180 Urea 120-180 Alkanolamine 35-50 Phosphoric acid 100-150 ______________________________________Also provided are fire retardant compositions containing the powder, and methods for treating substrates such as paper or wood to impart fire retardant properties thereto.Type: GrantFiled: January 28, 1983Date of Patent: August 28, 1984Inventor: Glenn A. Pearson
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Patent number: 4459386Abstract: For the production of acrylonitrile polymers containing phosphonic acid groups and having phosphorus contents of 1-17% by weight, homo- or copolymers of acrylonitrile having molecular weights of 1,000-200,000 are reacted at temperatures of 120.degree.-220.degree. C. with 0.2-8 moles of phosphorous acid per mole of nitrile group. Preferably, a melt is prepared from phosphorous acid, and the acrylonitrile polymer is added thereto in metered quantities.Type: GrantFiled: December 14, 1982Date of Patent: July 10, 1984Assignee: Chemische Werke Huels AktiengesellschaftInventor: Raban Grundmann
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Patent number: 4444956Abstract: A process for the preparation of oil-soluble Mannich condensation products wherein an amine is prereacted with a sulfonic acid or ammonium sulfonate, and the prereaction product is reacted with an aldehyde and an oxidized olefin polymer.Type: GrantFiled: November 8, 1982Date of Patent: April 24, 1984Assignee: Standard Oil Company (Indiana)Inventors: John G. Schaffhausen, Adel B. Abdul-Malek
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Patent number: 4339359Abstract: A method for adhering rubber to reinforcing materials which comprises embedding a textile fiber or metal reinforcing material in a vulcanizable rubber composition comprising rubber, a sulfur vulcanizing agent, high surface area silica and an N-(substituted oxymethyl) melamine compound.Type: GrantFiled: February 17, 1981Date of Patent: July 13, 1982Assignee: American Cyanamid CompanyInventor: Rao S. Bezwada
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Patent number: 4330642Abstract: Polymer bound multidentate complexes are prepared by reacting pendant benzyl chloride and benzyl iodide groups on a variety of polymer supports, including crosslinked polystyrene, with 3,3'-iminodiproprionitrile and reducing the nitrile groups by treatment with, for example, a boron hydride-tetrahydrofuran complex to form the amine. The amine is a precursor for other ligand systems; for example, the primary amine groups formed condense with an aldehyde or ketone to yield five coordinate Schiff base ligands. The polydentate amine ligand systems are useful for synthesis of chelating agents for sequestering metal ions from solution for purification or concentration purposes. Metal complexes of these ligands with manganese, iron, cobalt, nickel, copper, and zinc can be prepared which are useful as heterogeneous oxidation catalysts.Type: GrantFiled: March 20, 1981Date of Patent: May 18, 1982Assignee: University of Illinois FoundationInventors: John H. Gaul, Jr., Russell S. Drago
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Patent number: 4284536Abstract: A vulcanizable rubber composition comprising a rubber, a vulcanizing agent and various imidazolidinones is disclosed.Type: GrantFiled: June 23, 1980Date of Patent: August 18, 1981Assignee: American Cyanamid Co.Inventor: Rao S. Bezwada
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Patent number: 4277529Abstract: There is disclosed bonded lightweight tissue paper having improved wet and dry tensile strength and excellent softness and absorbency. The paper is produced by a process which comprises applying a binder composition to a dry web of lightweight soft and absorbent tissue paper, wherein the binder composition comprises an aqueous mixture containing a cross-linkable latex, a cross-linking agent, urea, and a specific combination of inorganic salts.Type: GrantFiled: February 1, 1978Date of Patent: July 7, 1981Assignee: Johnson & JohnsonInventor: Norman J. Friedman
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Patent number: 4267285Abstract: Composites formed of an organic polymeric matrix and cured thermosetting resinous fibers and/or particles dispersed therein and a method for preparing the same.Type: GrantFiled: August 20, 1979Date of Patent: May 12, 1981Inventor: Lawrence J. Broutman
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Patent number: 4258098Abstract: A glass fiber mat having excellent tensile strength and flexibility is provided herein. The mat includes a plurality of glass fibers and a binder therefor which is characterized by comprising about 25% to 90% by weight of a urea-formaldehyde resin and about 10% to 75% by weight of a styrene-butadiene latex copolymer containing about 0.1% to 5% by weight of an acrylamide type monomer.Type: GrantFiled: June 6, 1979Date of Patent: March 24, 1981Assignee: GAF CorporationInventors: Alfredo A. Bondoc, Philip A. Cautilli
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Patent number: 4251410Abstract: The reaction between (a) a polymerisate of acrylamide and/or methacrylamide and optionally of one or more further types of polymerizable ethylenic-unsaturated monomers, (b) formaldehyde, (c) a secondary amine and (d) a functional derivative of an acid having stabilizing properties against further polymerization of (a) and containing in the functional radical at least one NH group capable of entering into equilibrium reaction with formaldehyde under the reaction conditions used, e.g. urea, under neutral or basic conditions and in certain molar ratios, produces products, which in free base, acid addition salt or quaternary ammonium salt form are useful as flocculation agents, and particularly as retention aids for paper manufacture.Type: GrantFiled: November 24, 1978Date of Patent: February 17, 1981Assignee: Sandoz Ltd.Inventors: Bernard Danner, Hans Gerber, Helmut Pummer
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Patent number: 4246368Abstract: A powder coating composition for forming multi layer coatings comprising:(1) at least one of finely divided thermosetting addition copolymers having a glass transition temperature of 35.degree. to 75.degree. C. and comprising as comonomers a wt. % of a hardness imparting monomer and b wt. % of a softness imparting monomer based on the copolymer wherein a+b.ltoreq.60, b.ltoreq.a and b.ltoreq.20, and(2) at least one of finely divided thermosetting resinous materials having incompatibility or low compatibility with the copolymer and a substantially greater surface tension than the copolymer when melted at the same temperature and substantially differing from the copolymer in composite parameter.Type: GrantFiled: May 5, 1978Date of Patent: January 20, 1981Assignee: Kansai Paint Company, LimitedInventor: Heihachi Murase
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Patent number: 4230828Abstract: Polymer bound multidentate complexes are prepared by reacting pendant benzyl chloride and benzyl iodide groups on a variety of polymer supports, including crosslinked polystyrene, with 3,3'-iminodiproprionitrile and reducing the nitrile groups by treatment with, for example, a boron hydride-tetrahydrofuran complex to form the amine. The amine is a precursor for other ligand systems; for example, the primary amine groups formed condense with an aldehyde or ketone to yield five coordinate Schiff base ligands. The polydentate amine ligand systems are useful for synthesis of chelating agents for sequestering metal ions from solution for purification or concentration purposes. Metal complexes of these ligands with manganese, iron, cobalt, nickel, copper, and zinc can be prepared which are useful as heterogeneous oxidation catalysts.Type: GrantFiled: December 11, 1978Date of Patent: October 28, 1980Assignee: The University of Illinois FoundationInventors: John H. Gaul, Jr., Russell S. Drago
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Patent number: 4206093Abstract: A process for the preparation of chlorinated aliphatic polymers wherein chlorine-free polymers are chlorinated by using gaseous chlorine in chlorinated hydrocarbons as solvents and the chlorinated aliphatic polymers are recovered from the chlorinating solution by steam distillation in which process from 15 to 50% by weight of a lacquer resin is added to the chlorinating solution before steam distillation. The chlorinated polymers contain less residual solvent.Type: GrantFiled: April 27, 1977Date of Patent: June 3, 1980Assignee: Bayer AktiengesellschaftInventors: Klaus Hoehne, Johann Jelen, Diez Heine, Rolf Baatz
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Patent number: 4203874Abstract: This invention is directed to a method, a rubber skim stock and a product containing the skim stock having improved adhesion between a metal member and contiguous rubber skim stock. The invention lies in the discovery that improved rubber-to-metal adhesion can be obtained by adding to an otherwise conventional rubber skim stock composition appropriate amounts of a transition salt of p-aminobenzoic acid.The method of this invention comprises the steps of mixing the transition salt of p-aminobenzoic acid into a rubber composition, bringing this composition into contiguous relationship with a metal member in an unvulcanized product and vulcanizing the product to yield the end product.Type: GrantFiled: September 8, 1978Date of Patent: May 20, 1980Assignee: The Firestone Tire & Rubber CompanyInventors: Adel F. Halasa, Frederick J. Ravagnani, Steven E. Schonfeld
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Patent number: 4198493Abstract: Self-extinguishing polymeric compositions, including a thermoplastic polymer and a flameproof additive whose essential components are:(A) an ammonium phosphate or an amine phosphate;(B) one or more organic compounds capable of providing, by thermal decomposition, uninflammable gaseous products and carbonaceous residues; and(C) an ester of the isocyanuric acid of general formula: ##STR1## in which R.sub.1, R.sub.2, R.sub.3, either like or unlike one another, are linear or ramified alkylene groups having 1 to 6 chain-linked carbon atoms, and Z.sub.1, Z.sub.2, Z.sub.3 are --OH or ##STR2## the (B)/(C) ratio by weight varying from 10:1 to 1:10, and components (A) and (B)+(C) being employed each at the rate of 5 to 30% by weight on the total composition.Type: GrantFiled: September 11, 1978Date of Patent: April 15, 1980Assignee: Montedison S.p.A.Inventor: Franco Marciandi
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Patent number: 4198471Abstract: The combination of a thermoplastic polymer and a thermosetting polymer, provides a pigment system for producing coated printing papers. The thermoplastic polymer and thermosetting polymer, suspended in well-known coating binders and carriers, is applied to the web substrate on a standard paper machine. The amount of thermoset, preferably at least about 25% by weight of the pigment solids, improves ink receptivity and allows adjustable control of finished paper gloss. The amount of thermoset added to the pigment system is limited, however, preferably below about 75% by weight of the pigment solids, so that the finished printing paper obtains a Gardner 75.degree. gloss of at least about 40, at calendering pressures of less than 500 PLI.Type: GrantFiled: April 4, 1978Date of Patent: April 15, 1980Assignee: Weyerhaeuser CompanyInventor: George R. Nelson