Solid Polymer Derived From Ethylenic Reactant Only Derived From Reactant Containing Hydroxyl Or Ether Group Patents (Class 525/162)
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Patent number: 5079315Abstract: Hybrid curable compositions comprising components curable by condensation and components curable by free radical initiated polymerization. The components curable by condensation reaction comprise amino resins and co-reactants, the condensation reaction being optionally catalyzed by acid catalysts. The components curable by free radical initiated polymerization comprise acryloyl compounds and allylic or vinylenearylenemethylidyne compounds.Type: GrantFiled: January 24, 1989Date of Patent: January 7, 1992Assignee: Monsanto CompanyInventor: David W. Demarey
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Patent number: 5066722Abstract: Benzylpyridinium or benzylammonium salts of a benzenesulfonate anion are useful as a proton-donating curing catalyst ion a resinous system capable of curing in the presence of such a catalyst. The catalyst is characterized by its heat-latent nature and thus does not impair the storage stability of the resinous system at an ambient temperature.Type: GrantFiled: March 1, 1990Date of Patent: November 19, 1991Assignee: Nippon Paint Co., Ltd.Inventors: Shinji Nakano, Hiroharu Ohsugi, Satoshi Urano, Masamichi Furukawa, Ryozo Takagawa, Yoshio Eguchi, Takeshi Endo
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Patent number: 5051334Abstract: An integral three dimensional object is formed from a photohardenable liquid composition containing radiation deflecting matter which is a thermal insulator and having a different index of refraction from the liquid.Type: GrantFiled: April 21, 1989Date of Patent: September 24, 1991Assignee: E. I. Du Pont de Nemours and CompanyInventor: Roxy N. Fan
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Patent number: 5039762Abstract: Hybrid curable compositions comprising components curable by condensation and components curable by the free radical initiated polymerization. The components curable by condensation reaction comprise amino resins and co-reactants, the condensation reaction being optionally catalyzed by acid catalysts. The components curable by free radical initiated polymerization comprise acryloyl compounds.Type: GrantFiled: January 24, 1989Date of Patent: August 13, 1991Assignee: Monsanto CompanyInventor: David W. Demarey
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Patent number: 5030670Abstract: An aqueous dispersion comprising one or more 2,2,6,6-tetraalkylpiperidine compounds having a molecular weight 2000 or less than 2000 and a melting point of 100.degree. C. or more, one or more cationic, non-ionic and/or anionic dispersing agents and an aqueous medium. These dispersions are suitable for use as light stabilizers in aqueous systems.Type: GrantFiled: October 6, 1988Date of Patent: July 9, 1991Assignee: Sandoz Ltd.Inventors: Erwin Hess, Rainer Wolf
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Patent number: 5008336Abstract: Tri-substituted amine oxides having at least two reactive hydroxyls useful as reactive diluents in polyol polymer-containing coating compositions.Type: GrantFiled: January 30, 1990Date of Patent: April 16, 1991Assignee: Union Carbide Chemicals And Plastics Technology CorporationInventors: Forrest A. Richey, Jr., Kenneth L. Hoy
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Patent number: 5003004Abstract: A blend of a softer continuous phase polymer reinforced with harder acrylic star polymer particles having reactive functional groups with crosslinking ability built in or provided by a third polymer. The harder polymer has a T.sub.g at least 10.degree. C. above that of the softer polymer, and the acrylic star polymer is preferably made by group transfer polymerization. This blend provides coating compositions, films and bulk polymer with enhanced toughness and flexibility.Type: GrantFiled: October 25, 1988Date of Patent: March 26, 1991Assignee: E. I. Du Pont de Nemours and CompanyInventor: John A. Simms
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Patent number: 4988766Abstract: Hydroxyl-containing polymers prepared by reaction of a polymerizable alpha, beta-ethylenically unsaturated carboxylic acid and an epoxy compound containing greater than 5 carbon atoms are disclosed. The polymer is prepared by free radical organic solution polymerization techniques. Synthesis of the polymers by this technique assures multiple hydroxyl functionality in all polymer chains thereby providing good cure response. The polymers are useful as binders in high solids coating compositions. When used with appropriate curing agents, the resultant coatings have good hardness, high gloss and distinctness of image, have good solvent and humidity resistance and are very resistant to acid etching.Type: GrantFiled: September 20, 1988Date of Patent: January 29, 1991Assignee: PPG Industries, Inc.Inventors: Suryya K. Das, Samuel Porter, Jr., Wayne H. Tyger
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Patent number: 4980416Abstract: A heat-resistant resin composition, comprising (A) 30 to 95% by weight of at least oen unsaturated ester compound selected from the group consisting of (I) unsaturated ester compounds represented by the formula I: ##STR1## wherein R.sup.1 s independently stand for one member selected from the class consisting of ##STR2## wherein R.sup.3 and R.sup.4 independently stand for a hydrogen atom or a methyl group, and a hydrogen atom, and at least one R.sup.1 stands for ##STR3## wherein R.sup.3 and R.sup.4 independently stand for a hydrogen atom or a methyl group, and R.sup.2 s independently stand for an atom or an organic group selected from the class consisting of a hydrogen atom, halogen atoms, a methoxy group, and alkyl groups of 1 to 5 carbon atoms, and m stands for 0 or an integer in the range of 1 to 10, and (II) unsaturated ester compounds represented by the formula II; ##STR4## wherein R.sup.5 s independently stand for one member selected from the class consisting of ##STR5## wherein R.sup.3 and R.sup.Type: GrantFiled: January 3, 1989Date of Patent: December 25, 1990Assignee: Nippon Shokubai Kagaku Kogyo Co., Ltd.Inventors: Toshio Awaji, Takao Omi, Kenichi Ueda
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Patent number: 4965317Abstract: An improved coating composition comprising (a) a binder; and (b) a polyurea sag control agent characterized in that the polyurea sag control agent is a urea functional free radical addition polymer.Type: GrantFiled: October 16, 1989Date of Patent: October 23, 1990Assignee: PPG Industries, Inc.Inventors: Charles M. Kania, Carl C. Anderson, Brij N. Sharma
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Patent number: 4960828Abstract: A top coating composition comprising(A) a polyol resin having a weight average molecular weight of 400 to 2,000 a ratio of weight average molecular weight (Mw) to number average molecular weight (Mn) of not more than 1.Type: GrantFiled: August 5, 1988Date of Patent: October 2, 1990Assignees: Kansai Paint Company, Limited, Toyota Jidosha Kabushiki KaishaInventors: Tetsuo Higuchi, Sachio Yamaguchi, You Sugimura, Shinji Sugiura, Shigeru Nakamura
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Patent number: 4920175Abstract: Promotors for a crosslinking reaction involved in the curing of a system comprising crosslinkable polymers are bound to polymeric microparticles having a diameter of about 0.01 to 6 microns prepared by polymerizing a mixture of ethylenically unsaturated monomers. The microparticles carrying the crosslinking reaction promotor may be incorporated to coating compositions, printing inks, sealants, adhesives and other polymeric products in place of conventional crosslinking reaction promotors.Type: GrantFiled: July 28, 1988Date of Patent: April 24, 1990Assignee: Nippon Paint Co., Ltd.Inventors: Kazunori Kanda, Shinichi Ishikura, Keizou Ishii, Akio Kashihara
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Patent number: 4879337Abstract: A higher solid coating composition comprises a solid resin mixture of polyol resin and alkyletherified melamine resin, 0.2.about.10 parts by weight of an aliphatic sulfonic acid compound and 1.about.100 parts by weight of a non-aqueous polymer dispersion based on 100 parts by weight of the resin mixture. The non-aqueous polymer dispersion consists of (a) organic solvent component, (b) particle component insoluble in the component (a), and (c) particular dispersion stabilizer component soluble in the component (a) and capable of stably dispersing the component (b) into the component (a).Type: GrantFiled: November 2, 1987Date of Patent: November 7, 1989Assignee: Nippon Oil and Fats Co., Ltd.Inventors: Kishio Shibato, Masataka Kawamura
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Patent number: 4877838Abstract: A high solids protective coating composition based on a coreactive thermosetting binder comprises low molecular weight hydroxyl functional acrylic copolymer, low molecular weight hydroxyl functional polyester polymer, hydroxy ester functional epoxy ester diluent, and a coreactive crosslinking amine material.Type: GrantFiled: December 23, 1988Date of Patent: October 31, 1989Assignee: The Glidden CompanyInventor: Perry A. Toman
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Patent number: 4869796Abstract: An electrodeposition coating composition comprising (a) a water-dispersible, electrically depositable binder resin and (b) water-insoluble, internally crosslinked polymer microparticles having a particle size from 0.01 to 2 microns, said polymer microparticles bearing on their surfaces physically adhered or covalently bound thereto an amphoionic group of the formula: ##STR1## wherein R represents an unsubstituted or substituted C.sub.1 -C.sub.6 alkylene or phenylene, A is --COOH or --SO.sub.3 H.Type: GrantFiled: August 5, 1987Date of Patent: September 26, 1989Assignee: Nippon Paint Co., Ltd.Inventors: Kazunori Kanda, Hisaichi Muramoto, Koichi Saito, Shinichi Ishikura
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Patent number: 4864000Abstract: Disclosed herein are thermosetting coating compositions comprising high Tg acrylic polymers which are substantially free of crosslinking groups, in combination with melamine resins in small but effective amounts to produce drawable cured coatings. These coating compositions are particularly useful in can coating where stringent fabricating properties and high film integrity are conjointly required.Type: GrantFiled: March 11, 1988Date of Patent: September 5, 1989Assignee: PPG Industries, Inc.Inventors: Russell E. Boston, David C. Kapp
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Patent number: 4861821Abstract: Copolymers produced from 0.5-20% by weight mono-, bis- or trismethylolphenyl allyl ether (I) of formula: ##STR1## n being from 1 to 3, and from 80-99.5 % by weight ethylenic monomers, at least one being a (meth)acrylic monomer are useful in the preparation of coatings, particularly in the field of paints, varnishes, inks and adhesives. Radical polymerization is employed with different stages of polymerization.Type: GrantFiled: June 26, 1987Date of Patent: August 29, 1989Assignee: Societe Chimique Des Charbonnages S.A.Inventors: Jean Aubry, Serge Cassiani-Ingoni, Remi Hauschild
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Patent number: 4847329Abstract: This invention is directed to polymers (including oligomers) that contain (N-substituted carbamoyloxy)alkanoyloxyalkyl acrylates, to a process for their preparation by reacting the carbamoyloxy alkanoyloxyalkyl acrylates with other ethylenically unsaturated monomers, and to coating, ink, adhesive, and sealant compositions (including the cured coatings, inks, adhesives, and sealants) that are obtained by crosslinking the above compositions by various means. The cured compositions, which are, for example, high-quality industrial finishes, sealants or encapsulants, are made by incorporation of various conventional crosslinking agents and other normally-used formulating ingredients with the polymeric compositions of the invention.Type: GrantFiled: June 30, 1987Date of Patent: July 11, 1989Assignee: Union Carbide CorporationInventors: Joseph V. Koleske, Donald F. Smith, Jr., Robert J. Weber, Jr.
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Patent number: 4843126Abstract: Aminoplast compositions are cured using a sulfur and phosphorus containing catalyst.Type: GrantFiled: December 30, 1987Date of Patent: June 27, 1989Assignee: The Lubrizol CorporationInventor: Robert E. Quinn
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Patent number: 4839427Abstract: Resin systems cured with blocked acid catalysts formed by reaction of sulfonic acids with glycidamides. The blocked acids are used as catalysts and provide viscosity stability and pot life without significant decrease in catalytic activity in comparison with the corresponding free sulfonic acids.Type: GrantFiled: September 3, 1987Date of Patent: June 13, 1989Assignee: Monsanto CompanyInventor: Patrick J. Mormile
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Patent number: 4837278Abstract: The invention relates to a reduced temperature coating composition which dries to form films exhibiting desirable properties comprises a blend of (1) a principle film forming resin with reactive functional groups, typically hydroxyl, and (2) a fully alkylated, low imino aminoplast.Type: GrantFiled: November 13, 1987Date of Patent: June 6, 1989Assignee: BASF CorporationInventors: James M. Cameron, Timothy P. Stanton, Anthony J. Tye, Timothy S. December
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Patent number: 4835227Abstract: Sulfonic acids blocked by reaction with glycidamides. The blocked acids are used as catalysts for resin curing systems and provide viscosity stability and pot life without significant decrease in catalytic activity in comparison with the corresponding free sulfonic acids.Type: GrantFiled: September 3, 1987Date of Patent: May 30, 1989Assignee: Monsanto CompanyInventor: Patrick J. Mormile
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Patent number: 4814382Abstract: High solids coating composition comprising(a) at least one film-forming organic polymer,(b) at least one volatile organic compound,(c) at least one cross-linking agent, and(d) at least one reactive diluent comprising a surfactant-like carbamate, urea, and/or amide derivative having an HLB value of from about 8 to about 14.Type: GrantFiled: October 7, 1986Date of Patent: March 21, 1989Assignee: Union Carbide CorporationInventors: Kenneth L. Hoy, Forrest A. Richey, Jr.
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Patent number: 4812523Abstract: A high solids, thermosetting coating composition for painting substrates comprises low molecular weight acrylic polymer, low molecular weight polyester polymer, and low molecular weight urethane diluent, where the acrylic and polyester and urethane components each contain hydroxyl functionality and are coreactive with an amine derivative crosslinking resin to render the coating thermosetting.Type: GrantFiled: January 25, 1988Date of Patent: March 14, 1989Assignee: The Glidden CompanyInventor: Perry A. Toman
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Patent number: 4812506Abstract: A blocked acid catalyst of an aromatic sulfonic acid blocked with amino methyl propanol and coating compositions containing the blocked acid catalyst.Type: GrantFiled: May 15, 1987Date of Patent: March 14, 1989Assignee: E. I Du Pont De Nemours and CompanyInventors: Thomas C. Gilmer, David C. K. Chang
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Patent number: 4810758Abstract: A resinous composition for coating use which is excellent in weather resistance and in low temperature curing properties, comprising a resin having resinous acid value based on carboxyl groups derived from its constituting tetrachlorophthalic acid of 2 to 8, a resinous acid value based on sulfonic acid groups derived from its constituting sulfophthalic acid of 0.5 to 5, and a functional group capable of reacting with a crosslinking agent to be compounded with the resin. The present resin is useful, in the combination form with a crosslinking agent, as a resinous vehicle of a coating composition which is excellent in curing properties, weather resistance, pigment dispersibility and storage stability and is specifically useful as an intermediate or top coat paint for automobile bodies or the like.Type: GrantFiled: March 12, 1987Date of Patent: March 7, 1989Assignee: Nippon Paint, Co., Ltd.Inventors: Hisaki Tanabe, Ryozo Takagawa, Hirotoshi Umemoto
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Patent number: 4797176Abstract: A thermosetting size applyable to paper in a size press and curable at a temperature not in excess of about 280.degree. F. for 10 seconds is disclosed. This size comprises an aqueous emulsion comprising water having suspended therein aqueous emulsion copolymer particles of monoethylenically unsaturated monomers comprising hydroxy-functional monomer having an hydroxy number of at least about 20, and the balance of the monomers provides a water insoluble polymer having a glass transition temperature of from about -20.degree. C. to about 50.degree. C. The emulsion has a pH greater than about 2.5, preferably from 4.0 to 7.0, and a stoichiometric deficiency of an aminoplast cross-linking agent is used for cure. An acid curing catalyst is uniformly distributed in the size to speed the cure.Type: GrantFiled: August 10, 1987Date of Patent: January 10, 1989Assignee: DeSoto, Inc.Inventors: John E. Katchko, Charles W. Strobel, Thomas H. Plaisance
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Patent number: 4794136Abstract: A PVDC topcoated, flexible multilayer heat sealable modified OPP film having as a primer an acrylic emulsion crosslinked with a water soluble melamine resin.Type: GrantFiled: January 5, 1987Date of Patent: December 27, 1988Assignee: Mobil Oil CorporationInventor: Robert E. Touhsaent
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Patent number: 4789707Abstract: There is disclosed a coating resin composition which contains as a crosslinking agent a melamine-formaldehyde resin which permits a paint to cure at low temperatures, permits a paint to form a coating film flexible enough for the fabrication of the coated substrate, gives off only a small amount of formaldehyde at the time of paint application, and makes it possible to increase the solids content in a paint. The melamine-formaldehyde resin is a mixed alkyl etherified methylol melamine resin, and the other composition-constituting component is an alkyd resin, polyester resin, or vinyl copolymer.Type: GrantFiled: March 2, 1987Date of Patent: December 6, 1988Assignees: Mitsui-Cyanamid Ltd., Nippon Paint Co., Ltd.Inventors: Tsutomu Nishimura, Yasuo Saito, Kenji Shindo, Kazutoshi Abe
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Patent number: 4780494Abstract: An aqueous dispersion comprising one or more 2,2,6,6-tetraalkylpiperidine compounds having a molecular weight 2000 or less than 2000 and a melting point of 100.degree. C. or more, one or more cationic, non-ionic and/or anionic dispersing agents and an aqueous medium. These dispersions are suitable for use as light stabilizers in aqueous systems.Type: GrantFiled: April 11, 1985Date of Patent: October 25, 1988Assignee: Sandoz Ltd.Inventors: Erwin Hess, Rainer Wolf
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Patent number: 4777213Abstract: Promoters for a crosslinking reaction involved in the curing of a system comprising crosslinkable polymers are bound to polymeric microparticles having a diameter of about 0.01 to 6 microns prepared by polymerizing a mixture of ethylenically unsaturated monomers. The microparticles carrying the crosslinking reaction promoter may be incorporated to coating compositions, printing inks, sealants, adhesives and other polymeric products in place of conventional crosslinking reaction promoters.Type: GrantFiled: March 2, 1987Date of Patent: October 11, 1988Assignee: Nippon Paint Co., Ltd.Inventors: Kazunori Kanda, Shinichi Ishikura, Keizou Ishii, Akio Kashihara
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Patent number: 4766168Abstract: Incorporation of 0.1-10 weight percent of certain hydroxy containing polymers and/or oligomers into polyacetal molding compositions results in improved thermal stability of such compositions.Type: GrantFiled: February 27, 1987Date of Patent: August 23, 1988Assignee: E. I. Du Pont de Nemours and CompanyInventor: Norman E. West
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Patent number: 4766177Abstract: Excellent adhesion of acrylic polymer coatings to plastic substrates can be obtained by the addition of an isocyanate modified polyester copolymer to the acrylic polymer coating.Type: GrantFiled: May 4, 1987Date of Patent: August 23, 1988Assignee: The Glidden CompanyInventors: Susan M. Miller, Gary P. Craun, Perry A. Toman
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Patent number: 4751267Abstract: A high solids coating composition comprises a low molecular weight polymeric blend of acrylic polymer, polyester polymer, and amine cross-linking resin. The acrylic and polyester polymers contain primary hydroxyl groups adapted to coreact and cross-link with active amine cross-linking resin such as aminoplast resins. All of the polymers have a number average molecular weight below about 3000.Type: GrantFiled: May 1, 1987Date of Patent: June 14, 1988Assignee: The Glidden CompanyInventor: Wellington F. Berghoff
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Patent number: 4751112Abstract: This invention is directed to high solids coating compositions comprising a hydroxyl functional acrylic polymer, an alkylolated melamine and, as a reactive diluent, a polycaprolactone polyol, wherein the ratio of the equivalent weight of the alkylolated melamine to the total hydroxyl equivalent weight of the hydroxyl functional acrylic polymer and the polycaprolactone polyol is from about 0.8 to about 2.5. The high solids coating compositions have utility as automotive finishes, appliance finishes, general metal finishing and the like.Type: GrantFiled: September 23, 1987Date of Patent: June 14, 1988Assignee: Union Carbide CorporationInventors: Donald F. Smith, Jr., Glenn S. Peacock, Omayra M. Salgado
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Patent number: 4746703Abstract: This invention relates to a biaxially or multi-axially oriented, heat set film, which has on its surface numerous unevenesses, which comprise indentations around a protrusion. The protrusions comprise crosslinked or hardened organic particles having an average particle size of from 0.01 to 5.0 microns and having a narrow particle size distribution. The film surface has a mean surface roughness value Ra of from 0.005 to 0.10 micron.Type: GrantFiled: January 8, 1986Date of Patent: May 24, 1988Assignee: Hoechst AktiengesellschaftInventors: Hermann Dallmann, Walter Seifried, Werner Schaefer, Siegfried Janocha, Harmut Hensel
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Patent number: 4731290Abstract: An improved process for applying a multilayer finish on a primer coated substrate by using a guide coating composition that is applied over the primer of the substrate and then a water borne base coating composition containing metallic pigments and a clear coating composition are applied; before the base coating composition is applied, the guide coating composition is dried at ambient temperatures or at elevated temperatures but not fully cured or crosslinked; the guide coating contains a polymeric latex in an aqueous carrier, preferably an acrylic latex, and optionally, a crosslinking agent and metallic flake pigments; the process improves the appearance, particularly head-on-brightness of water borne basecoat/clear coat finishes in which the base coat contains metallic flake pigments.Type: GrantFiled: September 11, 1986Date of Patent: March 15, 1988Assignee: E. I. Du Pont de Nemours and CompanyInventor: David C. K. Chang
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Patent number: 4716200Abstract: A high solids coating composition comprises a low molecular weight polymeric blend of acrylic polymer, polyester polymer, and amine cross-linking resin. The acrylic and polyester polymers contain primary hydroxyl groups adapted to coreact and cross-link with active amine cross-linking resin such as aminoplast resins. All of the polymers have a number average molecular weight below about 3000.Type: GrantFiled: March 6, 1986Date of Patent: December 29, 1987Assignee: The Glidden CompanyInventor: Wellington F. Berghoff
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Patent number: 4711944Abstract: Coating compositions containing polymers comprising t-butyl acrylate, polyfunctional acrylates, and comonomers containing an active crosslinking site exhibit increased humidity resistance.Type: GrantFiled: August 15, 1985Date of Patent: December 8, 1987Assignee: Union Carbide CorporationInventors: Maynard A. Sherwin, Joseph V. Koleske
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Patent number: 4711926Abstract: A composition for electrodeposition paint, comprising (a) a water-dispersible and electrophoretic fluoropolymer obtained by neutralizing with a basic compound at least a part of carboxyl groups of a carboxyl and hydroxyl group-containing fluoropolymer having an acid value of from 5 to 30 and a OH value of from 30 to 150 and (b) an aminoplast, which are dispersed in an aqueous medium in a weight ratio of component (a)/component (b) of from 50/50 to 97/3.Type: GrantFiled: September 5, 1986Date of Patent: December 8, 1987Assignees: Honny Chemicals Company Ltd., Asahi Glass Company Ltd.Inventors: Masaki Kojima, Seiji Munekata
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Patent number: 4710543Abstract: A thermosetting coating composition with excellent weatherability adapted for use as an automotive topcoat which upon curing forms a hard, glossy, durable coating. The coating composition, which reacts in situ during curing, characterized in that the composition comprises a mixture of:(A) acrylic copolymer bearing pendant epoxide functionality and hydroxyl functionality and having a number average molecular weight (M.sub.n) of between about 1000 and about 5000;(B) dicarboxylic acid anhydride comprising at least about 50 weight percent of alkyl hexahydrophthalic anhydride;(C) amine-aldehyde crosslinking agent; and(D) solvent.Type: GrantFiled: August 9, 1982Date of Patent: December 1, 1987Assignee: E. I. du Pont de Nemours and CompanyInventors: Mohinder S. Chattha, Ares N. Theodore
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Patent number: 4704429Abstract: 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: August 20, 1984Date of Patent: November 3, 1987Assignee: Turco Purex Industrial Corp.Inventors: Walter Hackett, Peter E. Galena
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Patent number: 4699949Abstract: Compounds of formula I or II ##STR1## in which n is 1 or 2, R.sup.1 is phenyl, substituted phenyl, alkyl, substituted alkyl, hydrogen, --OH or amino, R.sup.2 is hydrogen, R.sup.3 is hydrogen, alkyl, substituted alkyl, phenyl or substituted phenyl, R.sup.4 is alkyl, phenyl, substituted phenyl, alkylene or arylene, X is --O--, --S--, --CH.sub.2 -- and Y is a direct bond or --CH.sub.2 -- are latent hardening catalysts for acid curable resins. The catalysts are activated by heat and are used in heat-hardening high-solids industrial varnishes and for coil-coatings, can and wood varnishes.Type: GrantFiled: June 20, 1985Date of Patent: October 13, 1987Assignee: Ciba-Geigy CorporationInventors: Godwin Berner, Werner Rutsch
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Patent number: 4698391Abstract: New crosslinked polymers are prepared from a combination of starting materials comprising a polymer, a crosslinking agent for the polymer, and a conductivity agent containing a quaternary ammonium moiety. The conductivity agent contains at least one functional group which, during an otherwise typical process of crosslinking the polymer through the crosslinking agent, reacts to bond the conductivity agent covalently and pendently to the crosslinking agent or the polymer. The resultant crosslinked polymer has lower electrical resistivity due to inclusion of the conductivity agent.Type: GrantFiled: July 30, 1986Date of Patent: October 6, 1987Assignee: Eastman Kodak CompanyInventors: Paul D. Yacobucci, Thomas Albano
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Patent number: 4696959Abstract: A composition of matter contains as a principal component a material which acts as an ultraviolet light stabilizer. The ultraviolet light stabilizer is formed from the reaction of (a) a methylol or alkoxy alkyl-containing material, and (b) an alkyl substituted piperidine containing material which is represented by the following structural formula: ##STR1## R" is hydrogen or C.sub.1 to C.sub.6 alkyl, R.sub.10 is hydrogen or methyl,Y is a radical derived from a material selected from the group consisting of amino substituted triazines, ureas, glycolurils, phenols, and amides of the formula ##STR2## R' is hydrogen or C.sub.1 to C.sub.12 alkyl and R is an aliphatic, cycloaliphatic, or olefinic radical, or an acrylic polymer moiety having at least one group selected from hydroxyl, carboxyl, amido, and ureido, said reaction proceeding between a methylol or alkoxy alkyl group of (a) and the group selected from hydroxyl, carboxyl, amido and ureido of (b).Type: GrantFiled: September 26, 1983Date of Patent: September 29, 1987Assignee: PPG Industries, Inc.Inventors: Wen-Hsuan Chang, Michael M. Chau, Robert Piccirilli
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Patent number: 4695606Abstract: A coating binder additive is prepared comprising a blocked glyoxal resin mixed with a vinyl or acrylic water soluble polymer which is reactive with free glyoxal.Type: GrantFiled: September 22, 1986Date of Patent: September 22, 1987Assignee: Sun Chemical CorporationInventors: William C. Floyd, Sai H. Hui
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Patent number: 4681815Abstract: A coating composition based on a binder comprising a major portion of acrylic resin and a minor portion of polyester oligomer, suitable for application to metal and non-metal substrates.Type: GrantFiled: April 16, 1986Date of Patent: July 21, 1987Assignee: E. I. Du Pont de Nemours and CompanyInventors: Andrew F. Rutkiewic, Clifford H. Strolle
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Patent number: 4654398Abstract: The weatherability of acrylic coatings is enhanced by incorporating into the acrylic polymer hydroxybutyl acrylate or hydroxybutyl methacrylate.Type: GrantFiled: September 23, 1985Date of Patent: March 31, 1987Assignee: The Dow Chemical CompanyInventor: Russell T. McFadden
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Patent number: 4634738Abstract: A high solids curable polymer resin coating composition comprising mixed ether aminoplasts containing C.sub.8 to C.sub.12 alkoxymethyl and methoxymethyl groups and a hydroxy-containing resin. The coating composition provides improved intercoat adhesion and cross-link density. Examples of the hydroxy-containing resin are acrylic, alkyd and polyester resins.Type: GrantFiled: February 26, 1985Date of Patent: January 6, 1987Assignee: Monsanto CompanyInventor: J. Owen Santer
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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