Interpolymerized With Diverse Carboxylic Acid Ester Patents (Class 524/561)
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Patent number: 4543376Abstract: Heat-curable surface-coating agents useful in organically dissolved baking finishes, for powder coating and for cathodic electrocoating contain, as a binder, a mixture of a polyadduct, polycondensate or other polymer which has an average molecular weight M.sub.n of from 500 to 10,000 and, per molecule, on average two or more OH and/or NH groups, and a reaction product of a polyamine which contains on average two or more primary amino groups per molecule and a cyclic carbonic acid ester of the formula (I) ##STR1## where R.sup.1, R.sup.2, R.sup.3 and R.sup.4 each are hydrogen, methyl or ethyl.Type: GrantFiled: October 31, 1983Date of Patent: September 24, 1985Assignee: BASF AktiengesellschaftInventors: Eberhard Schupp, Werner Loch, Rolf Osterloh, Klaas Ahlers
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Patent number: 4542182Abstract: Latices of particles of vinyl acetate/olefin copolymers. The particles have an average diameter between 0.05 and 1 .mu.M. The copolymers have a glass transition temperature between -30.degree. and 50.degree. C. The particles are present in the latices in a concentration between 10 and 70% by weight. The latices contain a protective colloid comprising a water-soluble polymer (a) containing at least one monomer selected from the group consisting of N-methylolacrylamide and N-methylolmethacrylamide and a water-soluble polymer (b) of ethylene glycol, wherein polymer (b) has a molecular weight of between 1,000 and 50,000.The latices are prepared by polymerization in aqueous emulsion, in the presence of an initiator and the above-described protective colloid.The latices may be applied as binders in the manufacture of paints, glues, paper, textiles, floor coverings and mortar additives.Type: GrantFiled: August 5, 1982Date of Patent: September 17, 1985Assignee: Rhone-Poulenc Specialties ChimiquesInventors: Jean-Luc Schuppiser, Jean-Claude Daniel
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Patent number: 4539359Abstract: A one component moisture curable composition containing (A) a hydrolyzable silyl group-containing vinyl polymer and (B) an acid phosphoric compound having ##STR1## linkage in the molecule as a hardener, which has excellent recoatability, curing property and adhesion to other paint films and is particularly suitable as a coating composition for use in multicoat coating.Type: GrantFiled: August 5, 1983Date of Patent: September 3, 1985Assignee: Kanegafuchi Kagaku Kogyo Kabushiki KaishaInventors: Yasushi Kato, Hisao Furukawa
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Patent number: 4536535Abstract: A castable ceramic composition comprising finely divided particles of ceramic solids dispersed in a solution of alkyl acrylate/alkyl methacrylate/carboxylic acid or amine multipolymer in solvent. The ratio of the weight average and number average molecular weights of the multipolymer must be from 2 to 5.5.Type: GrantFiled: March 29, 1984Date of Patent: August 20, 1985Assignee: E. I. Du Pont de Nemours and CompanyInventor: Hugo R. Usala
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Patent number: 4535098Abstract: Water absorbent compositions comprise a water swellable polymer which contains polymerized water-soluble monomers, water-insoluble monomers having a pendant hydrophobic moiety, and optionally, a crosslinking monomer. The polymer can be blended with a colloidal support such as colloidal silica. The compositions exhibit good water absorbency rates and high gel strengths.Type: GrantFiled: March 12, 1984Date of Patent: August 13, 1985Assignee: The Dow Chemical CompanyInventors: Syamalarao Evani, James H. Oswald, Thomas L. Staples, Brent T. Polak
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Patent number: 4526815Abstract: The method of producing a toughened, mar-resistant floor film includes the steps:(a) applying to the floor surface a polish containing a cross-linking agent selected from the group that consists essentially of methylated melamine and sodium benzoate, and(b) dry buffing said surface to heat the polish and surface and produce cross-linking of the cross-linking agent within the film and with the floor surface.Type: GrantFiled: November 4, 1983Date of Patent: July 2, 1985Assignee: TP Industrial, Inc.Inventors: Walter J. Hackett, Peter E. Galena
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Patent number: 4526910Abstract: Disclosed is an essentially solvent-based, organic, high-solids coating composition containing (A) a film-forming binder system containing a crosslinkable resin having a weight average molecular weight of from about 500 to about 10,000; (B) substantially colorless, substantially inorganic microparticles stably dispersed in the coating composition; and (C) a solvent system for the crosslinkable resin. The substantially inorganic microparticles prior to incorporation in the coating composition range in size from about 1 to about 150 nanometers and are in the form of a sol of the microparticles in which the surface of the inorganic microparticles is essentially free of carbon-containing molecules chemically bonded to the inorganic microparticles.Type: GrantFiled: September 6, 1983Date of Patent: July 2, 1985Assignee: PPG Industries, Inc.Inventors: Suryya K. Das, Paul P. Greigger, William G. Boberski, James E. Jones, Raymond F. Schappert, Jerome A. Seiner
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Patent number: 4522958Abstract: Disclosed is an essentially solvent-based, organic, high-solids coating composition containing (A) a film-forming binder system containing a crosslinkable resin having a weight average molecular weight of from about 500 to about 10,000; (B) substantially colorless, substantially inorganic microparticles stably dispersed in the coating composition; and (C) a solvent system for the crosslinkable resin. The inorganic microparticles prior to incorporation in the coating composition range in size from about 1 to about 150 nanometers and are in the form of a sol of the microparticles in which carbon-containing molecules are chemically bonded to the inorganic microparticles at the surface of the microparticles.Type: GrantFiled: September 6, 1983Date of Patent: June 11, 1985Assignee: PPG Industries, Inc.Inventors: Suryya K. Das, William G. Boberski, Paul P. Greigger, James E. Jones, Raymond F. Schappert, Jerome A. Seiner
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Patent number: 4521494Abstract: An emulsion polymerized latex copolymer used as a binder in paper-coating compositions with improved dry and wet binding strength comprising an ester of an ethylenically unsaturated carboxylic acid and a saturated alcohol and a hetero-unsaturated monomer selected from the group consisting of allyl acrylate, allyl methacrylate, crotyl acrylate or crotyl methacrylate. A paper-coating composition in the form of an aqueous dispersion comprising a pigment and said emulsion polymerized latex copolymer is further characterized in that said pigment is present in an amount from about 99 to about 77 weight percent based on total dry solids. A coated paper article in the form of a fibrous sheet coated on at least one surface with the paper-coating composition is also provided.Type: GrantFiled: October 19, 1983Date of Patent: June 4, 1985Assignee: The Dow Chemical CompanyInventor: Inder Mani
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Patent number: 4520172Abstract: What are disclosed are methods for dispersing a powdered salt-forming synthetic resin in water in the presence of an agent forming a salt with said resin, methods for coating pharmaceutical dosage forms with a dispersion made by such a method, and powdered mixtures of a salt forming resin and salt forming agent for dispersion in water.Type: GrantFiled: March 11, 1983Date of Patent: May 28, 1985Assignee: Rohm GmbHInventors: Klaus Lehmann, Dieter Dreher, Hubert Rauch, Werner Siol
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Patent number: 4517330Abstract: This invention is directed to floor polish vehicle compositions which yield floor polishes displaying improved durability. These floor polish vehicle compositions comprise a water insoluble emulsion copolymer containing acid functional monomer residues, transition metal ionic crosslinker, and a basic salt of an alkaline metal.Type: GrantFiled: March 30, 1983Date of Patent: May 14, 1985Assignee: Rohm and Haas CompanyInventors: Richard E. Zdanowski, Joseph M. Owens
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Patent number: 4446273Abstract: An aqueous dispersion of a vinylidene chloride resin which, when coated onto a synthetic resinous film substrate, has the combined properties of: (1) good adhesion to the substrate; (2) good adhesion of a printing ink to the coating; (3) satisfactory barrier to gases (especially oxygen) and water vapor; and (4) a high resistance to a boiling water treatment. The dispersion must also contain an unsaturated carboxylic acid in an amount of from about 0.5.times.10.sup.-4 to about 4.times.10.sup.-4 mol of unsaturated carboxylic acid units per gram of solids in the dispersion. The unsaturated carboxylic acid must have a partition coefficient of greater than or equal to 1. A limited portion of the amount of the unsaturated carboxylic acid is contained in the aqueous phase. The remaining unsaturated carboxylic acid is polymerized with the vinylidene chloride.Type: GrantFiled: September 8, 1982Date of Patent: May 1, 1984Assignee: The Dow Chemical CompanyInventors: Kazuhiko Hiyoshi, Norio Matsuura, Michiharu Matsuguchi, Norio Onofusa, Tadao Nishikage
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Patent number: 4434261Abstract: Extrudable, self-supporting, nonblocking hot melt adhesive sheet is obtained by blending about 10-50% by weight of an ethylene interpolymer, such as ethylene/vinyl ester, ethylene/unsaturated mono- or dicarboxylic acids or esters of said unsaturated acids, etc.; 2-30% by weight of a plasticizer selected from the group consisting of processing oils, epoxidized oils, polyesters, polyethers, polyether esters and combinations thereof; about 20-80% by weight of filler; from 0 to about 10% by weight of at least one additive, such as organic acids, organic acid derivatives and surface active agents.Type: GrantFiled: August 6, 1982Date of Patent: February 28, 1984Assignee: E. I. Du Pont de Nemours and CompanyInventors: Edward G. Brugel, Walter Yllo
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Patent number: 4430468Abstract: Filled thermoplastic compositions having enhanced elongation and useful, e.g., as sound-deadening sheeting for automotive carpet, are obtained by blending about 0-50% by weight of an ethylene interpolymer, such as ethylene/vinyl ester, ethylene/unsaturated mono- or dicarboxylic acids or esters of said unsaturated acids, etc.; 0-20% by weight of a plasticizer selected from the group consisting of processing oils, epoxidized oils, polyesters, polyethers, polyether esters and combinations thereof; about 40-90% by weight of filler; from about 0.05 to about 5.0% by weight of at least one surface active agent such as sulfonates, sulfates, phosphates, etc.; and optionally, modifying resins, such as tackifiers and certain ethylene and propylene homo- and copolymers.Type: GrantFiled: July 21, 1982Date of Patent: February 7, 1984Assignee: E. I. Du Pont de Nemours and CompanyInventor: Frederick G. Schumacher
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Patent number: 4430367Abstract: Substrates such as metal, plastic, hardboard and plywood may be coated with a translucent film of a filled acrylic resin so that a decorative stain may be applied. The filler in the acrylic resin is an extender pigment having a mean particle size of from about 5 to about 7 microns.Type: GrantFiled: June 15, 1983Date of Patent: February 7, 1984Assignee: United States Gypsum CompanyInventor: Geronimo E. Lat
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Patent number: 4421889Abstract: Dispersion paints with high wet adhesion are obtained if, as the binder thereof, an aqueous plastics dispersion is used, the polymer content of which includes monomeric units of an acetoacetic acid ester of an unsaturated alcohol, especially vinyl or allyl alcohol or a diester of a dihydroxy compound in which one acyl radical is acetoacetyl and the other acyl radical is an acrylic or methacrylic radical. The preparation of paints with a low pigment content is especially facilitated by the use of such a dispersion.Type: GrantFiled: May 13, 1983Date of Patent: December 20, 1983Assignee: Hoechst AktiengesellschaftInventors: Helmut Braun, Helmut Rinno, Werner Stelzel
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Patent number: 4419481Abstract: A pressure-sensitive adhesive is prepared by blending (1) a small particle size latex having a hard monomer (such as styrene), a soft monomer (such as butadiene) and, optionally, an acid (such as itaconic acid), and (2) a tackifying resin. These adhesives have an excellent combination of properties including peel adhesion and shear adhesion.Type: GrantFiled: November 1, 1982Date of Patent: December 6, 1983Assignee: The Dow Chemical CompanyInventor: James E. Schwartz
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Patent number: 4407997Abstract: A marine paint capable of becoming smoother in relatively moving sea water and having no or a low content of organotin comprises a film-forming acrylic polymer and a metalliferous pigment which is sparingly soluble in seawater. The acrylic polymer comprises 20-100 percent by weight of monomer units (A) selected from methyl acrylate and ethyl acrylate units, 0-45 percent by weight of monomer units (B) of a triorganotin salt of an olefinically unsaturated carboxylic acid and 0-80 percent by weight of monomer units (C) which are alkyl methacrylate units having 1-4 carbon atoms in the alkyl group or styrene units. Monomer units (A), (B) and (C) form at least 80 percent by weight of the acrylic polymer; the balance of the polymer if any comprises units of at least one other olefinically unsaturated comonomer.Type: GrantFiled: October 21, 1981Date of Patent: October 4, 1983Assignee: The International Paint Company LimitedInventor: Cristian M. Sghibartz
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Patent number: 4394128Abstract: Taught is a method of sizing polyester yarn for weaving comprising the steps of applying thereto a latex having an acid pH and of a free radical initiated vinyl polymer having a weight average molecular weight of from about 300,000 to about 2,500,000, said polymer in dried film form being hydrophobic and not redispersible in a solution at a pH of from about 2 to 7 but redispersible by an aqueous alkaline medium, said polymer being prepared from monomers consisting essentially of by weight, 45-65% butyl acrylate a total of 28-45% styrene and/or methyl methacrylate and a total of 8-14% acrylic acid and/or methacrylic acid, and drying the yarn.Type: GrantFiled: October 31, 1980Date of Patent: July 19, 1983Assignee: Rohm and Haas CompanyInventor: Hal C. Morris
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Patent number: 4388424Abstract: A lightweight extrudible or trowellable caulk or sealant composition can be compounded from polymeric acrylic binders containing dispersed therein sufficient microballoons with minor amounts of the ingredients to provide a pliable caulk material exhibiting good heat insulation properties, low shrinkage, and flexability in use.Type: GrantFiled: November 5, 1981Date of Patent: June 14, 1983Assignee: SCM CorporationInventors: Samuel C. Kennell, Ronald F. Witkiewicz
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Patent number: 4379881Abstract: An adhesive polyacrylate which has a K value of 90 to 110 and contains 16% to 62% of n-butyl acrylate residues, 80% to 34% of 2-ethylhexyl acrylate residues and 4% to 10% acrylic acid residues, solutions thereof, surgical adhesive sheet materials coated therewith and their preparation are described.Type: GrantFiled: March 5, 1981Date of Patent: April 12, 1983Assignee: Smith and Nephew Associated Companies LimitedInventor: Roger F. Peck
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Patent number: 4370460Abstract: Gasoline-soluble copolymers containing, as copolymerized units,(A) from 10 to 40% by weight of styrene,(B) from 10 to 50% by weight of tert.-butyl acrylate and/or vinyl pivalate,(C) from 20 to 40% by weight of isobutyl methacrylate,(D) from 5 to 20% by weight of acrylic acid esters and/or methacrylic acid esters of alkanols of 10 to 20 carbon atoms and(E) from 0 to 5% by weight of monoolefinically unsaturated monocarboxylic acids and/or dicarboxylic acids of 3 to 5 carbon atoms and/or their .beta.-hydroxyalkyl esters and/or monoalkyl esters of the dicarboxylic acids,the amount of component (D) being from 20 to 50% by weight of that of component (A), and the sum of the percentages of A to E being 100, are particularly suitable for use as binders for gasoline-containing masonry paints and renders.Type: GrantFiled: June 16, 1981Date of Patent: January 25, 1983Assignee: BASF AktiengesellschaftInventors: Gerhard Neubert, Eckehardt Wistuba
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Patent number: 4366293Abstract: This invention provides a graft copolymer of at least one acrylic monomer and polystyrene, in which at least about 8 percent of the total weight of said graft copolymer is derived from acrylic acid, methacrylic acid, or both. It also provides anionic aqueous dispersions of such graft copolymers and coating compositions containing them.Type: GrantFiled: June 17, 1981Date of Patent: December 28, 1982Assignee: Mobil Oil CorporationInventor: Michael A. Tobias
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Patent number: 4360640Abstract: This invention provides a graft copolymer of at least one acrylic monomer and a random copolymer of a styrene and allyl alcohol, in which at least about 8 percent of the total weight of said graft copolymer is derived from acrylic acid, methacrylic acid, or both. It also provides anionic aqueous dispersions of such graft copolymers and coating compositions containing them.Type: GrantFiled: June 17, 1981Date of Patent: November 23, 1982Assignee: Mobil Oil CorporationInventor: Michael A. Tobias
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Patent number: 4349643Abstract: A reaction injection molding process for producing a coated polyurethane part in which a liquid mixture of polyurethane reactants is injected into a mold where it is reacted and molded into a shaped part at elevated temperatures. The surface of the mold is coated, prior to molding, with a coating composition containing a polyurethane catalyst. The catalyst acts to bond the coating composition to the molded part so that the shaped part upon removal from the mold contains a firmly adherent coating of the coating composition.Type: GrantFiled: March 30, 1981Date of Patent: September 14, 1982Assignee: International Telephone and Telegraph CorporationInventor: Gulam Mohiuddin
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Patent number: 4341213Abstract: Nonwoven fabrics are bonded by a binding agent which comprises an aqueous dispersion of an organic polymer coupled to an inorganic filler by means of an organosilane or organotitanate coupling agent. Such fabrics possess properties which render them exceptionally suitable for use as top sheets for disposable diapers and the like.Type: GrantFiled: August 13, 1981Date of Patent: July 27, 1982Assignee: The Kendall Co.Inventor: Lawrence B. Cohen
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Patent number: 4336172Abstract: Aqueous dispersions containing from 30% to 70% by weight of cross-linkable copolymers based on esters of (meth)acrylic acid comprising esters of (meth)acrylic acid and/or styrene, and other ethylenically-unsaturated compounds copolymerizable therewith and from 1% to 15% by weight based on the total weight of the copolymer, of allyl esters of .alpha.-hydroxycarboxylic acids. These dispersions can be used as a base of stoving enamels, which can be hardened to obtain coats of great surface hardness and great flexibility on metals.Type: GrantFiled: June 11, 1980Date of Patent: June 22, 1982Assignee: Wacker-Chemie GmbHInventors: Klaus Marquardt, Herbert Eck, Werner Bathelt