Kansai Paint Company, Ltd.

Teiji Katayama

Haruo Nagaoka

Kenji Yamamoto

Eisaku Nakatani

Hiroshi Inoue

Tadayoshi Hiraki

Reiziro Nishida

Toshio Ohkoshi

Ichiro Tabuchi

Takahisa Kasukawa

Mitsuharu Morino

Masafumi Kume

Yasuyuki Hirata

Kiyoshi Kato

Haruhiko Kataoka

A cationically electrodepositable finely divided gelled polymer obtained by, in the first step, emulsion polymerizing (A) a monomer component comprising

Cationically electrodepositable finely divided gelled polymer and

A method for forming a multilayer paint film comprising the steps of forming an uncured film on a substrate with a cationically depositable paint on a substrate, further coating an aqueous paint on the uncured film of the electrodeposited film in a wet-on-wet manner, and then curing with heating the both films,

Method for forming a paint film

A resin composition for a cationically electrodepositable paint comprising

Resin composition for cationically electrodepositable paint comprising

A cationically electrodepositable finely divided gelled polymer obtained by emulsion-polymerizing, in the presence of a water-soluble or water-dispersible cationic resin, a monomer component (A) comprising (a) a polymerizable unsaturated vinylsilane monomer having a vinylic double bond and a hydrolyzable akloxysilane group, (b) a polymerizable monomer having at least two radically polymerizable unsaturated groups in the molecule, (c) a polymerizable unsaturated monomer having a vinylic double bond and a hydroxyl group, and (d) other polymerizable unsaturated monomer, and a cationically electrodepositable finely divided gelled polymer obtained by emulsion-polymerizing, in the presence of the above finely divided gelled polymer, a monomer component (B) comprising (e) a blocked mono- or polyisocyanate in which the at least one isocyanate group in the molecule is blocked with a radically polymerizable monohydroxy compound, (f) a polymerizable unsaturated monomer having a vinylic double bond and a hydroxyl group, and (g) other polymerizable unsaturated monomer, said cationically electrodepositable finely divided gelled polymer having a core-sheath structure consisting of a core of the polymerization product of the monomer component (A) and a sheath of the polymerization product of the monomer component (B).

Cationically electrodepositable finely divided gelled polymers having a

A resin composition for cationically electrodepositable paint comprising, as principal components, (A) a resin containing a hydroxyl group and a cationic group, (B) an epoxy resin containing, per molecule, on the average at least 2 epoxy group-containing functional groups with an epoxy group bound to an alicyclic skeleton and/or a bridged alicyclic skeleton, and (C) a finely divided gelled polymer, said finely divided gelled polymer (C) being obtained by, in the first step, emulsion polymerizing (I) a monomer component composed of

Resin composition for cationically electrodepositable paint containing

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Hiratsuka, Japan

Teiji Katayama