Interpolymerized With Diverse Carboxylic Acid Ester Patents (Class 524/561)
  • Patent number: 4543376
    Abstract: 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: Grant
    Filed: October 31, 1983
    Date of Patent: September 24, 1985
    Assignee: BASF Aktiengesellschaft
    Inventors: Eberhard Schupp, Werner Loch, Rolf Osterloh, Klaas Ahlers
  • Patent number: 4542182
    Abstract: 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: Grant
    Filed: August 5, 1982
    Date of Patent: September 17, 1985
    Assignee: Rhone-Poulenc Specialties Chimiques
    Inventors: Jean-Luc Schuppiser, Jean-Claude Daniel
  • Patent number: 4539359
    Abstract: 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: Grant
    Filed: August 5, 1983
    Date of Patent: September 3, 1985
    Assignee: Kanegafuchi Kagaku Kogyo Kabushiki Kaisha
    Inventors: Yasushi Kato, Hisao Furukawa
  • Patent number: 4536535
    Abstract: 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: Grant
    Filed: March 29, 1984
    Date of Patent: August 20, 1985
    Assignee: E. I. Du Pont de Nemours and Company
    Inventor: Hugo R. Usala
  • Patent number: 4535098
    Abstract: 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: Grant
    Filed: March 12, 1984
    Date of Patent: August 13, 1985
    Assignee: The Dow Chemical Company
    Inventors: Syamalarao Evani, James H. Oswald, Thomas L. Staples, Brent T. Polak
  • Patent number: 4526815
    Abstract: 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: Grant
    Filed: November 4, 1983
    Date of Patent: July 2, 1985
    Assignee: TP Industrial, Inc.
    Inventors: Walter J. Hackett, Peter E. Galena
  • Patent number: 4526910
    Abstract: 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: Grant
    Filed: September 6, 1983
    Date of Patent: July 2, 1985
    Assignee: PPG Industries, Inc.
    Inventors: Suryya K. Das, Paul P. Greigger, William G. Boberski, James E. Jones, Raymond F. Schappert, Jerome A. Seiner
  • Patent number: 4522958
    Abstract: 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: Grant
    Filed: September 6, 1983
    Date of Patent: June 11, 1985
    Assignee: PPG Industries, Inc.
    Inventors: Suryya K. Das, William G. Boberski, Paul P. Greigger, James E. Jones, Raymond F. Schappert, Jerome A. Seiner
  • Patent number: 4521494
    Abstract: 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: Grant
    Filed: October 19, 1983
    Date of Patent: June 4, 1985
    Assignee: The Dow Chemical Company
    Inventor: Inder Mani
  • Patent number: 4520172
    Abstract: 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: Grant
    Filed: March 11, 1983
    Date of Patent: May 28, 1985
    Assignee: Rohm GmbH
    Inventors: Klaus Lehmann, Dieter Dreher, Hubert Rauch, Werner Siol
  • Patent number: 4517330
    Abstract: 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: Grant
    Filed: March 30, 1983
    Date of Patent: May 14, 1985
    Assignee: Rohm and Haas Company
    Inventors: Richard E. Zdanowski, Joseph M. Owens
  • Patent number: 4446273
    Abstract: 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: Grant
    Filed: September 8, 1982
    Date of Patent: May 1, 1984
    Assignee: The Dow Chemical Company
    Inventors: Kazuhiko Hiyoshi, Norio Matsuura, Michiharu Matsuguchi, Norio Onofusa, Tadao Nishikage
  • Patent number: 4434261
    Abstract: 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: Grant
    Filed: August 6, 1982
    Date of Patent: February 28, 1984
    Assignee: E. I. Du Pont de Nemours and Company
    Inventors: Edward G. Brugel, Walter Yllo
  • Patent number: 4430468
    Abstract: 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: Grant
    Filed: July 21, 1982
    Date of Patent: February 7, 1984
    Assignee: E. I. Du Pont de Nemours and Company
    Inventor: Frederick G. Schumacher
  • Patent number: 4430367
    Abstract: 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: Grant
    Filed: June 15, 1983
    Date of Patent: February 7, 1984
    Assignee: United States Gypsum Company
    Inventor: Geronimo E. Lat
  • Patent number: 4421889
    Abstract: 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: Grant
    Filed: May 13, 1983
    Date of Patent: December 20, 1983
    Assignee: Hoechst Aktiengesellschaft
    Inventors: Helmut Braun, Helmut Rinno, Werner Stelzel
  • Patent number: 4419481
    Abstract: 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: Grant
    Filed: November 1, 1982
    Date of Patent: December 6, 1983
    Assignee: The Dow Chemical Company
    Inventor: James E. Schwartz
  • Patent number: 4407997
    Abstract: 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: Grant
    Filed: October 21, 1981
    Date of Patent: October 4, 1983
    Assignee: The International Paint Company Limited
    Inventor: Cristian M. Sghibartz
  • Patent number: 4394128
    Abstract: 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: Grant
    Filed: October 31, 1980
    Date of Patent: July 19, 1983
    Assignee: Rohm and Haas Company
    Inventor: Hal C. Morris
  • Patent number: 4388424
    Abstract: 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: Grant
    Filed: November 5, 1981
    Date of Patent: June 14, 1983
    Assignee: SCM Corporation
    Inventors: Samuel C. Kennell, Ronald F. Witkiewicz
  • Patent number: 4379881
    Abstract: 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: Grant
    Filed: March 5, 1981
    Date of Patent: April 12, 1983
    Assignee: Smith and Nephew Associated Companies Limited
    Inventor: Roger F. Peck
  • Patent number: 4370460
    Abstract: 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: Grant
    Filed: June 16, 1981
    Date of Patent: January 25, 1983
    Assignee: BASF Aktiengesellschaft
    Inventors: Gerhard Neubert, Eckehardt Wistuba
  • Patent number: 4366293
    Abstract: 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: Grant
    Filed: June 17, 1981
    Date of Patent: December 28, 1982
    Assignee: Mobil Oil Corporation
    Inventor: Michael A. Tobias
  • Patent number: 4360640
    Abstract: 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: Grant
    Filed: June 17, 1981
    Date of Patent: November 23, 1982
    Assignee: Mobil Oil Corporation
    Inventor: Michael A. Tobias
  • Patent number: 4349643
    Abstract: 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: Grant
    Filed: March 30, 1981
    Date of Patent: September 14, 1982
    Assignee: International Telephone and Telegraph Corporation
    Inventor: Gulam Mohiuddin
  • Patent number: 4341213
    Abstract: 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: Grant
    Filed: August 13, 1981
    Date of Patent: July 27, 1982
    Assignee: The Kendall Co.
    Inventor: Lawrence B. Cohen
  • Patent number: 4336172
    Abstract: 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: Grant
    Filed: June 11, 1980
    Date of Patent: June 22, 1982
    Assignee: Wacker-Chemie GmbH
    Inventors: Klaus Marquardt, Herbert Eck, Werner Bathelt