Three Membered Chalcogen Ring Monomer, E.g., Oxirane, Etc. Patents (Class 525/327.3)
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Patent number: 6489396Abstract: The present invention provides a novel (meth)acrylate ester-based resin composition which, for example, exhibits various good properties such as weather resistance, heat resistance, water resistance, acid resistance, alkali resistance, warm water resistance, impact resistance, processability, flexibility, hardness, elongation, transparency, luster, fleshy property, mirroring property, pigment dispersibility, and driability when being used, for example, as crosslinking type paints, adhesives, pressure sensitive adhesives, and fiber-processing materials, and has so low a resin viscosity as to be utilizable as a resin for coping with environmental pollution of such as low-VOC paints.Type: GrantFiled: August 27, 2001Date of Patent: December 3, 2002Assignee: Nippon Shokubai Co., Ltd.Inventors: Kazuhiko Nakamura, Yoshiyuki Yokota, Kunio Takahashi, Masaya Yoshida
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Thermosetting compositions containing epoxy-functional polymers prepared using atom transfer radical
Patent number: 6485788Abstract: A thermosetting composition is provided comprising: (a) a crosslinking agent having at least two functional groups that are reactive with epoxides; and (b) a non-gelled, epoxy functional polymer prepared by atom transfer radical polymerization, in the presence of an initiator having at least one radically transferable group.Type: GrantFiled: August 21, 2001Date of Patent: November 26, 2002Assignee: PPG Industries Ohio, Inc.Inventors: Simion Coca, Dennis A. Simpson, James B. O'Dwyer, Kurt G. Olson -
Patent number: 6472085Abstract: A multi-component composite coating composition comprising a base coat deposited from a pigmented film-forming composition and a transparent top coat applied over the base coat in which the base coat is a thermosetting composition comprising a co-reactable solid, particulate mixture of (i) an epoxy functional polymer containing at least one of the polymer chain structures -[(M)p-(G)q]x- or -[(G)q-(M)p]x- wherein M is an oxirane-free residue of at least one ethylenically unsaturated monomer, G is a glycidyl-functional ethylenically unsaturated monomer, p and q each independently has a value of 0 to typically less than 100, and x has a value of at least 1 to typically less than 100, the total value of p, q and x selected such that said epoxy functional polymer has a number average molecular weight of at least 250, and (ii) a co-reactant having functional groups reactive with the epoxy groups of (i).Type: GrantFiled: May 24, 2001Date of Patent: October 29, 2002Assignee: PPG Industries Ohio, Inc.Inventors: Karen A. Barkac, Simion Coca, James R. Franks, Kurt A. Humbert, Paul H. Lamers, Roxalana L. Martin, James B. O'Dwyer, Kurt G. Olson, Daniela White
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Patent number: 6465579Abstract: A silica-polymer composite, featuring a low viscosity and excellent processability when being kneaded with a rubber and superior in dispersibility and tensile strength, comprising a polymer having a polar group containing a hetero atom and a benzene ring or a polymer having a carboxylic acid reacted with silica in a solution.Type: GrantFiled: February 14, 2000Date of Patent: October 15, 2002Assignee: The Yokohama Rubber Co., Ltd.Inventors: Keisuke Chino, Fumito Yatsuyanagi, Hidekazu Onoi
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Patent number: 6433098Abstract: The invention relates to a curable composition and a process of preparing the curable composition. The process comprises (a) forming an oligomer from oligomerization of a mixture of a monomer A having a functional group and a monomer B at a temperature in the range of from 150° C. to 650° C., a pressure in the range of from 3 MPa to 35 MPa and the pressure is high enough to maintain the reaction mixture in a fluid state and a residence time in the range of from 0.1 second to 4 minutes; and (b) reacting a modifier having at least one reactive moiety with the oligomer through a reaction between the reactive moiety of the modifier and the functional group of the monomer A in the oligomer, and the modifier further comprises a curable group.Type: GrantFiled: April 13, 1999Date of Patent: August 13, 2002Assignee: Rohm and Haas CompanyInventors: Ward Thomas Brown, Michael Damian Bowe, Richard Foster Merritt, Ronald Scott Beckley, Barry Clifford Lange, Robert Wilczynski
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Patent number: 6433099Abstract: Thermosetting powder coating composition adapted to provide a uniform, fine textured finish onto heat sensitive substrates, without damaging the substrate while curing the coating. The composition comprises a glycidyl methacrylate resin, 1,3,5-tris-(2-carboxyethyl)isocyanurate, a catalyst and, optionally, a second curing agent selected from the group consisting of difunctional and trifunctional carboxylic acids. The composition according to the present invention provides a fine texture finish without the need to add texturizing agents. The composition may be cured at temperatures below 300° F. so as to not damage the heat sensitive substrate.Type: GrantFiled: July 28, 2000Date of Patent: August 13, 2002Assignee: Rohm & Haas CompanyInventors: Edward G. Nicholl, Jill A. Ottinger
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Publication number: 20020099130Abstract: Disclosed are thermosetting compositions which are comprised of a resinous phase dispersed in an aqueous medium, the resinous phase comprising (a) an ungelled active hydrogen group-containing polymer which contains amine salt groups, the polymer having been prepared by atom transfer radical polymerization in the presence of an initiator having at least one radically transferable group, and (b) a curing agent having at least two functional groups which are reactive with the active hydrogen groups of (a). The active hydrogen group-containing polymers of the thermosetting compositions, which are prepared by atom transfer radical polymerization, have narrow molecular weight distributions and well-defined, specifically tailored polymer architecture which can provide enhanced crosslink density and dispersibility of the thermosetting compositions. Also disclosed is a method of electrocoating a conductive substrate using the thermosetting compositions of the invention, and a substrate coated by this method.Type: ApplicationFiled: January 11, 2002Publication date: July 25, 2002Inventors: Gregory J. McCollum, Linda K. Anderson, Simion Coca
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Patent number: 6417283Abstract: Carbon black graft polymer which comprises carbon black and a polymer chain grafted thereto, the carbon black having a specific surface area of not more than 120 m2/g.Type: GrantFiled: September 13, 1999Date of Patent: July 9, 2002Assignee: Nippon Shokubai Co., Ltd.Inventors: Hayato Ikeda, Nobuaki Urashima, Nobuyuki Ando
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Patent number: 6407179Abstract: An acrylic rubber comprising at least 0.1 and less than 3 wt % of monomer units of ethylene, from 0 to 10 wt % of monomer units of a cross-linkable monomer, and more than 87 and not more than 99.9 wt % of monomer units of at least one alkyl acrylate.Type: GrantFiled: November 2, 1999Date of Patent: June 18, 2002Assignee: Denki Kagaku Kogyo Kabushiki KaishaInventors: Shogo Hagiwara, Yasushi Abe, Masao Koga
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Patent number: 6403714Abstract: A liquid epoxy-functional acrylic resin is disclosed. The resin comprises 10-90 wt % of recurring units of an epoxy-functional allylic monomer and 10-90 wt % of an acrylic monomer that has a homopolymer Tg less that 0° C. The epoxy-functional allylic monomer has the general structure: R is hydrogen, a C1-C10 aryl, or a C6-C12 aryl group; A is an oxyalkylene group; and n, which is an average number of oxyalkylene groups, is within the range of 0 to about 15.Type: GrantFiled: March 28, 2001Date of Patent: June 11, 2002Assignee: Arco Chemical Technology, L.P.Inventors: Wei Wang, Daniel B. Pourreau, Shao-Hua Guo
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Patent number: 6376609Abstract: The present invention relates to a novel photosensitive resin which can be developed in water and which can be used as a photosensitive resin composition. More specifically, the present invention relates to a composition which is useful as a photosensitive soldering resist for printed circuit board.Type: GrantFiled: February 14, 2001Date of Patent: April 23, 2002Assignee: Ajinomoto Co., Inc.Inventors: Shigeo Nakamura, Tadahiko Yokota
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Patent number: 6372866Abstract: A process for producing a cationic emulsion stable to alkalis having an average particle diameter of 0.01 to 0.1 micron, in which, using as an emulsifier, a water-soluble polymer A2 obtained by subjecting a polymer A1 obtained by copolymerizing an amino group-containing compound with a compound copolymerizable therewith in the presence of a polymerization initiator, to neutralization with an organic or inorganic acid, a specific epoxy group-containing acrylate compound (c) and a compound copolymerizable therewith are subjected in combination to emulsion polymerization in the presence of a redox catalyst system in water as a medium to obtain an emulsion D; the emulsion D is then reacted with epichlorohydrin. The cationic emulsion is coated on paper, a film, or a strongly alkaline substrate to impart water resistance.Type: GrantFiled: April 14, 1999Date of Patent: April 16, 2002Assignee: Taisei Chemical Industries, Ltd.Inventors: Mitsuo Tamazawa, Nobuyuki Urushibara, Yasuo Kuroda
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Patent number: 6365666Abstract: Disclosed are thermosetting compositions which are comprised of a resinous phase dispersed in an aqueous medium, the resinous phase comprising (a) an ungelled active hydrogen group-containing polymer which contains onium salt groups, the polymer having been prepared by atom transfer radical polymerization in the presence of an initiator having at least one radically transferable group, and (b) a curing agent having at least two functional groups which are reactive with the active hydrogen groups of (a). The active hydrogen group-containing polymers of the thermosetting compositions, which are prepared by atom transfer radical polymerization, have narrow molecular weight distributions and well-defined, specifically tailored polymer architecture which can provide enhanced crosslink density and dispersibility of the thermosetting compositions. Also disclosed is a method of electrocoating a conductive substrate using the thermosetting compositions of the invention, and a substrate coated by this method.Type: GrantFiled: August 16, 1999Date of Patent: April 2, 2002Assignee: PPG Industries Ohio, Inc.Inventors: Gregory J. McCollum, Linda K. Anderson, Simion Coca
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Patent number: 6358568Abstract: The present invention relates to a transparent powder coating dispersion comprising a solid, pulverulent component A and an aqueous component B, component A being a powder coating material comprising a) at least one epoxy-containing binder having a content of from 30 to 45%, preferably from 30 to 35%, by weight of glycidyl-containing monomers, with or without a content of vinylaromatic compounds, preferably styrene, b) tris(alkoxycarbonylamino)triazine and polycarboxylic acids, preferably straight-chain aliphatic dicarboxylic acids and/or carboxy-functional polyesters, as crosslinking agents, component B being an aqueous dispersion comprising a) at least one nonionic thickener.Type: GrantFiled: May 8, 2000Date of Patent: March 19, 2002Assignee: BASF Coatings AGInventors: Stephan Schwarte, Joachim Woltering, Hubert Baumgart
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Publication number: 20020019492Abstract: Disclosed is a two-step method of making soft, high refractive index, acrylic ophthalmic device materials.Type: ApplicationFiled: September 17, 2001Publication date: February 14, 2002Inventor: Albert R. LeBoeuf
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Patent number: 6344501Abstract: The present invention relates to an aqueous powder clearcoat dispersion comprising a solid pulverulent component A and an aqueous component B, where component A is a transparent powder coating material comprising a) at least one epoxy binder containing from 25 to 45% by weight, preferably from 25 to 35% by weight, of glycidyl-containing monomers, with or without a fraction of vinylaromatic compounds, preferably styrene, b) at least one crosslinking agent, preferably straight-chain, aliphatic dicarboxylic acids and/or carboxy-functional polyesters, and c) if desired, catalysts, auxiliaries, additives typical for transparent powder coating materials, such as devolatilizers, leveling agents, UV absorbers, free-radical scavengers, and antioxidants, and component B is an aqueous dispersion comprising a) at least one nonionic thickener and b) if desired, catalysts, auxiliaries, defoamers, wetting agents, antioxidants, UV absorbers, free-radical scavengers, biocides, small amounts of solvent, leveling agents,Type: GrantFiled: October 23, 2000Date of Patent: February 5, 2002Assignee: BASF Coatings AGInventors: Claudia Sierakowski, Karl-Heinz Grosse-Brinkhaus, Egon Wegner, Thomas Frey, Jörg Niemann, Joachim Woltering
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Patent number: 6342615Abstract: The invention provides for a purified glycidyl ester product prepared from neo acids wherein said ester product is recovered as a light fraction from a glycidyl ester reaction product composition that has been subjected to conditions of temperature and vacuum in a thin film, short pass distillation evaporator, said purified glycidyl ester product further characterized that its polymerizable reaction product with methacrylic acid has a higher effective glass transition temperature as compared with the polymerizable reaction product with methacrylic acid of said glycidyl ester reaction product composition prior to purification.Type: GrantFiled: May 8, 2000Date of Patent: January 29, 2002Assignee: ExxonMobil Chemicals Patents Inc.Inventors: Richard William Ryan, Gerald G. McGlamery, Jr., Ralph Martin Kowalik, Michael J. Keenan
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Patent number: 6342274Abstract: The present invention relates to a transparent powder coating material comprising a) at least one epoxy-containing binder with a content of from 20 to 45% by weight, preferably from 25 to 40% by weight of glycidyl-containing monomers and with or without a content of vinylaromatic compounds, preferably styrene, b) tris(alkoxycarbonylamino)triazine and polycarboxylic acids, preferably straight-chain aliphatic dicarboxylic acids and/or carboxy-functional polyesters, as crosslinking agents, and c) if desired, catalysts, auxiliaries, additives typical for transparent powder coating materials, such as degassing agents, levelling agents, UV absorbers, free-radical scavengers, antioxidants.Type: GrantFiled: May 8, 2000Date of Patent: January 29, 2002Assignee: BASF Coatings AGInventors: Stephan Schwarte, Joachim Woltering, Hubert Baumgart
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Publication number: 20010056156Abstract: Disclosed are thermosetting compositions which are comprised of a resinous phase dispersed in an aqueous medium, the resinous phase comprising (a) an ungelled active hydrogen group-containing polymer which contains onium salt groups, the polymer having been prepared by atom transfer radical polymerization in the presence of an initiator having at least one radically transferable group, and (b) a curing agent having at least two functional groups which are reactive with the active hydrogen groups of (a). The active hydrogen group-containing polymers of the thermosetting compositions, which are prepared by atom transfer radical polymerization, have narrow molecular weight distributions and well-defined, specifically tailored polymer architecture which can provide enhanced crosslink density and dispersibility of the thermosetting compositions Also disclosed is a method of electrocoating a conductive substrate using the thermosetting compositions of the invention, and a substrate coated by this method.Type: ApplicationFiled: June 29, 2001Publication date: December 27, 2001Inventors: Gregory J. McCollum, Linda K. Anderson, Simion Coca
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Patent number: 6319967Abstract: A thermosetting composition is provided comprising: (a) a crosslinking agent having at least two functional groups that are reactive with epoxides; and (b) a non-gelled, epoxy functional polymer prepared by atom transfer radical polymerization, in the presence of an initiator having at least one radically transferable group.Type: GrantFiled: August 16, 1999Date of Patent: November 20, 2001Assignee: PPG Industries Ohio, Inc.Inventors: Simion Coca, Dennis A. Simpson, James B. O'Dwyer, Kurt G. Olson
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Publication number: 20010031837Abstract: A (meth)acrylate terpolymer is provided comprising 1-30% of total terpolymer weight epoxy-functional (meth)acrylate monomer units, 1-98% of total terpolymer weight tackifier (meth)acrylate monomer units, and 1-98% of total terpolymer weight compatibilizing (meth)acrylate monomer units, wherein said compatibilizing (meth)acrylate monomer unit is a (meth)acrylic ester derived from an aromatic alcohol containing 6-14 carbon atoms. Also provided are self-fixturing adhesive compositions comprising the acrylate terpolymer of the present invention and methods of their use.Type: ApplicationFiled: April 5, 2001Publication date: October 18, 2001Applicant: 3M Innovative Properties CompanyInventors: Mario Alberto Perez, Ahmed Salih Abuelyaman, Ikuko Ebihara, Lani S. Kangas
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Patent number: 6268433Abstract: A thermosetting composition useful as a powder coating comprises a co-reactable solid, particulate mixture of (a) an epoxy functional polymer containing at least one of the polymer chain structures -[(M)p-(G)q]x- or -[(G)q-(M)p]x- wherein M is an oxirane-free residue of at least one ethylenically unsaturated monomer, G is a glycidyl-functional ethylenically unsaturated monomer, p and q each independently has a value of 0 to typically less than 100, and x has a value of at least 1 to typically less than 100, the total value of p, q and x selected such that said epoxy functional polymer has a number average molecular weight of at least 250, and (b) a co-reactant having functional groups reactive with the epoxy groups of (a), e.g., dodecanedioic acid. The epoxy functional polymer is prepared by atom transfer radical polymerization and a polydispersity index of less than 2.5.Type: GrantFiled: August 16, 1999Date of Patent: July 31, 2001Assignee: PPG Industries Ohio, Inc.Inventors: Karen A. Barkac, Simion Coca, James R. Franks, Kurt A. Humbert, Paul H. Lamers, Roxalana L. Martin, James B. O'Dwyer, Kurt G. Olson, Daniela White
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Patent number: 6258884Abstract: Polymeric compositions characterized by containing polymeric acetals and zinc-containing inorganic fillers exhibiting improved resistance to the formation and adhesion of mineral deposits when used in applications wherein the composition is exposed to water containing dissolved minerals for extended periods of time. The composition may be prepared into shaped articles which are useful as mineral resistant, plumbing fixtures.Type: GrantFiled: March 23, 1993Date of Patent: July 10, 2001Assignee: Hoechst Celanese CorporationInventor: Bruce Mulholland
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Publication number: 20010006760Abstract: The present invention relates to a novel photosensitive resin which can be developed in water and which can be used as a photosensitive resin composition. More specifically, the present invention relates to a composition which is useful as a photosensitive soldering resist for printed circuit board.Type: ApplicationFiled: February 14, 2001Publication date: July 5, 2001Applicant: Ajinomoto Co., Inc.Inventors: Shigeo Nakamura, Tadahiko Yokota
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Patent number: 6235850Abstract: A (meth)acrylate terpolymer is provided comprising 1-30% of total terpolymer weight epoxy-functional (meth)acrylate monomer units, 1-98% of total terpolymer weight tackifier (meth)acrylate monomer units, and 1-98% of total terpolymer weight compatibilizing (meth)acrylate monomer units, wherein said compatibilizing (meth)acrylate monomer unit is a (meth)acrylic ester derived from an aromatic alcohol containing 6-14 carbon atoms. Also provided are self-fixturing adhesive compositions comprising the acrylate terpolymer of the present invention and methods of their use.Type: GrantFiled: December 11, 1998Date of Patent: May 22, 2001Assignee: 3M Immovative Properties CompanyInventors: Mario Alberto Perez, Ahmed Salih Abuelyaman, Ikuko Ebihara, Lani S. Kangas
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Patent number: 6235102Abstract: A coating composition for application to primed metal substrates as a topcoat is disclosed. The coating composition is especially useful on metal closures for vacuum-packed food products. The coating composition is free of a halide-containing vinyl polymer and comprises: (a) an acrylate copolymer having pendant glycidyl groups, (b) an acid-terminated polyester, and (c) a nonaqueous carrier.Type: GrantFiled: March 9, 1999Date of Patent: May 22, 2001Assignee: The Valspar CorporationInventors: Girish G. Parekh, Lawrence P. Seibel
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Patent number: 6221972Abstract: The present invention relates to a novel photosensitive resin which can be developed in water and which can be used as a photosensitive resin composition. More specifically, the present invention relates to a composition which is useful as a photosensitive soldering resist for printed circuit board.Type: GrantFiled: September 10, 1997Date of Patent: April 24, 2001Assignee: Ajinomoto Co., Inc.Inventors: Shigeo Nakamura, Tadahiko Yokota
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Patent number: 6201070Abstract: Methods are disclosed for enhancing the toughness, e.g., resistance to cracking upon flexation, of coatings made from cycloaliphatic epoxide derivatives wherein the cycloaliphatic epoxide derivative is a cycloaliphatic epoxide ester of a hydroxy-functional compound containing at least one branched, 1,2-alkylene oxide unit. Processes for making the cycloaliphatic epoxide derivatives and coating formulations comprising the cycloaliphatic epoxide derivatives are also disclosed.Type: GrantFiled: November 20, 1996Date of Patent: March 13, 2001Assignee: Union Carbide Chemicals & Plastics Technology CorporationInventors: Naofumi Kumabe, Thomas Andrew Upshaw, Robert Francis Eaton, Bharat Kanaiyalal Patel, John Kellis Braddock