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Title:
WATER-BASED COATING COMPOSITION AND COATING METHOD
Document Type and Number:
Japanese Patent JP2007277451
Kind Code:
A
Abstract:

To provide a water-based coating composition excellent in adhesion with a surface to be coated and suitable for forming a flexible and tough coating film that can follow changes, etc., that may be caused with the passage of time even under low temperature environment, and to provide a method of coating using the same.

The water-based coating composition comprises a copolymer water-dispersion (A) and a pigment (B), wherein the copolymer water-dispersion (A) comprises an acrylate (a) containing a 1-6C straight or branched alkyl group and a carbonyl group-containing polymerizable unsaturated monomer (b) as copolymer components, the copolymerization rate of the acrylate (a) is ≥50 mass%, and a volume density of the pigment is in a 15-60% range in the composition.

COPYRIGHT: (C)2008,JPO&INPIT


Inventors:
KAWAI HIROYUKI
SANO MAKOTO
SUZUKI KENYA
Application Number:
JP2006107407A
Publication Date:
October 25, 2007
Filing Date:
April 10, 2006
Export Citation:
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Assignee:
KANSAI PAINT CO LTD
International Classes:
C09D133/06; B05D7/24; C09D5/02; C09D7/12; C09D125/08; C09D201/06; C09D201/08
Domestic Patent References:
JPH06190332A1994-07-12
JP2002309160A2002-10-23
JP2005344013A2005-12-15
JP2004123850A2004-04-22
JP2004197448A2004-07-15
JPH11302590A1999-11-02
JPH1121514A1999-01-26
JPS616861B21986-03-01
JPS5820991B21983-04-26
JP2005324186A2005-11-24
JPH1095922A1998-04-14
JP2004000940A2004-01-08