Kansai Paint Company, Ltd.

Kuboi Coating Works Co., Ltd.

Nobushige Numa

Noboru Nakai

Osamu Isozaki

Akimasa Nakahata

Masahiro Yamane

Tadashi Watanabe

Yoshizumi Matsuno

Masaru Mitsuji

Takato Adachi

Yugen Kawamoto

Hajime Sukejima

Masami Sugishima

Sachio Yamaguchi

Kazuhiko Ohira

You Sugimura

Shinichi Ogino

Mitsutaka Hasegawa

Yushichi Ishihara

Yoshihiro Okamoto

Yutaka Sugiyama

Hiroshi Inukai

Koji Yamada

Shinji Tomita

Yasushi Nakao

Akira Kasari

Reiziro Nishida

Yasumasa Okumura

Satoshi Ikushima

Ichiro Yoshihara

Kaoru Morita

Chicara Kawamura

Kei Ito

Terukazu Shibata

Yuji Hirose

Kaoru Shibata

Masafumi Kawamura

Tomokuni Ihara

Keiichiro Saikawa

Eiichi Okazaki

Chihiro Nagano

Koki Nakamura

Kaname Kuboi

Hiroto Takeuchi

Hirofumi Fukuyama

Masashi Enomoto

An antibacterial coated product includes, on a base material, a coating film of an antibacterial coating material that contains at least composite ceramic powders containing a photocatalytic component, adsorbent component, and metal component, and a binder, wherein the antibacterial activity (JIS Z 2801: 2010) of the coating film is 2.0 or higher and the requirement(s) of (1) and/or (2) below is/are satisfied: (1) with respect to the composite ceramic powder in the antibacterial coating material, the volume average dispersed particle diameter (D) is 250 nm or smaller, and the ratio of the 90% cumulative volume particle diameter (D) and the volume average dispersed particle diameter (D), or D/D, is 1.5 or lower; and (2) the thickness of the coating film is 80 μm or smaller and the haze (JIS K 7136: 2000) of the antibacterial coated product or coating film is 25 or lower.

Antibacterial-coated product, antibacterial coating material, method for manufacturing antibacterial coating material, and method for manufacturing antibacterial-coated product

The present invention provides an aqueous coating composition comprising a carboxyl-containing, acrylic-modified polyester resin (B) neutralized and dispersed in an aqueous medium, the polyester resin (B) being obtainable by reacting a carboxyl-containing acrylic resin (c) with an epoxy-modified polyester resin (A) prepared by esterification of a carboxyl-containing polyester resin (a) having a number average molecular weight of 1,000 to 30,000 and an acid value of 5 to 200 mg KOH/g with a 1,2-epoxy-containing low-molecular-weight epoxy compound (b) having a number average molecular weight of 1,200 or less.

Water-based coating composition

This invention provides a curable resin composition for one-pack type water-based paint which is readily cured regardless of coating environment, said resin composition comprising copolymer (I) which is produced by the copolymerization of unsaturated group-containing urethane prepolymer (A) which is obtained from a reaction of diisocyanate compound (a), glycol compound (b), carboxyl group-containing glycol compound (c) and hydroxyl group-containing ethylenically unsaturated monomer (d), with maleimide group-containing ethylenically unsaturated monomer (e), carbonyl group-containing ethylenically unsaturated monomer (f) and another ethylenically unsaturated monomer (g), and compound (II) which has, per molecule, two or more same or different functional groups selected from hydrazide group, semicarbazide group and hydrazone group

Curable resin composition

Processes for producing within a short time transparent alkyd resins which are substantially free of occurrence of foreign matters or filtration residues are disclosed, which comprise depolymerizing polyester resins whose chief starting material is terephthalic acid and which have been recovered from waste materials and regenerated, with use of a polyhydric alcohol component having tetra- or higher hydric alcohol, and thereafter adding thereto a polybasic acid component (and if necessary a fatty acid component) to effect an esterification reaction.

Process for producing alkyd resin

Curing type water base resin composition

Aqueous coating and method for film formation using the same

Method for production of antifouling resin and antifouling resin composition

An antifouling resinous composition comprising as an active component thereof one or more resins represented by the formulas

Antifouling resinous composition and method for production thereof

A resin composition for use in a coating composition comprising (A) a base resin having a hydroxyl value of 20 to 200, (B) a silicone compound consisting of a partial hydrolysis.condensation product of (i) an organofunctional group-containing alkoxysilane compound containing at least one organofunctional group selected from the group consisting of mercapto group, epoxy group, (meth)acryloyl group, vinyl group, haloalkyl group and amino group, (ii) a tetraalkoxysilane compound and preferably (iii) a trialkoxysilane compound, and (C) a reaction product prepared by partly reacting the hydroxyl group in the base resin (A) with alkoxysilyl group in the silicone compound (B).

Resin composition for use in coating composition

The present invention provides an aqueous coating comprising:

A water-soluble acrylic resin which is prepared by neutralizing with a neutralizing agent an acrylic copolymer formed by copolymerizing (a) an alkylene oxide group-containing (meth)acrylate, (b) a cyclic saturated hydrocarbon group-containing (meth)acrylate, (c) a hydroxyl group-containing unsaturated monomer other than the monomer (a), and (d) other unsaturated monomer; a resin composition used for a water-based coating composition and containing, as a vehicle component, the above water-soluble acrylic resin; a water-based coating composition containing, as major components, (A) at Least one resin selected from the group consisting of a water-soluble resin and a water-dispersible resin and (B) a pigment, said pigment (B) being subjected to dispersion treatment; with a water-soluble acrylic resin (C), which is prepared by neutralizing with a neutralizing agent an acrylic copolymer formed by copolymerizing (a) an alkylene oxide group-containing (meth)acrylate, (b) a cyclic saturated hydrocarbon group-containing (meth)acrylate, and (e) other unsaturated monomer, followed by being mixed with the resin (A) to form a water-based coating composition; a coating method comprising coating a base coat coating composition onto a substrate followed by coating a top clear coating composition, the above water-based coating composition being used as the base coat coating composition.

Water-soluble acrylic resin, resin composition containing the same for

A method for preparing a thermosetting powder coating material comprising: dispersing and mixing a base resin and a crosslinking agent in a dispersing and/or mixing machine equipped with a decompression device at a temperature in the range of 40 to 200.degree. C., to form a dispersed mixture, the dispersed mixture optionally containing a solvent and a pigment; optionally eliminating at least a portion of the solvent under reduced pressure; adding water to the dispersed mixture; reducing the pressure and lowering the temperature of the dispersed mixture to a temperature equal to or less than the softening point of the dispersed mixture; and bringing the dispersed mixture into a powder state or a granule state by dispersion force of the dispersing and/or mixing machine.

Thermosetting powder coating material and method

The invention provides a non-aqueous polymer dispersion wherein a particulate polymer is dispersed in an organic solvent containing a dispersion stabilizer resin, the polymer being insoluble to the organic solvent and containing a fluoroalkyl group-containing (meth)acrylate as a monomer component. The invention further provides a curable composition comprising the non-aqueous polymer dispersion, a hydroxyl group containing resin and at least one crosslinking agent selected from the group consisting of amino resins, tris(alkoxycarbonylamino)triazines, polyisocyanate compounds and blocked polyisocyanate compounds. A highly stain-resistant coating film can be formed using the dispersion or composition of the invention.

Non-aqueous polymer dispersion and curable compositions

An aqueous coating composition comprising, as main components,

Aqueous coating composition

A process for production of a powder coating comprising: copolymerizing a monomer mixture comprising a (meth)acrylate monomer having branched or cyclic substituents of four or more carbon atoms in its side chain and a (meth)acrylate monomer having functional groups to form a thermosetting vinyl copolymer (a) having a glass transition temperature of approximately 40.degree. to 100.degree. C. and a number average molecular weight of approximately 1,000 to 10,000; dissolving or dispersing said copolymer (a) and a crosslinking agent (b) in a solvent comprising approximately at least 50% by weight based on the weight of the solvent, of tert-butanol, to form a resulting coating solution having a melting point of not less than approximately -30.degree. C.; and lyophilizing said coating solution under a pressure not higher than approximately 50 mmHg. The present process produces a powder coating without polymerization due to progression of reaction upon heat generated during production, and without generation of gelated material.

Process for production of a powder coating

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Ebina, Japan

Nobushige Numa