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US 2003/0125414 A1Published application
Resin for pigment dispersion
AssigneeKansai Paint Co., Ltd.
InventorsYoshio Nakajima, Yoshiyuki Yukawa, Isao Kamimori, Akihiko Yamanouchi, Yuko Hoshida
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Abstract
This invention relates to the use of a copolymer of polymerizable unsaturated monomer containing at least one kind of ionic functional group selected from the group consisting of quaternary ammonium salt group and sulfonic acid group, nonionic polymerizable unsaturated monomer having polyoxyalkylene chain, and other ethylenically unsaturated monomer, as a pigment dispersing resin for water-based paint or water-based ink.
Claims19
A pigment dispersing resin which is a copolymer of:
- (A) polymerizable unsaturated monomer containing at least one kind of ionic functional group selected from the group consisting of quaternary ammonium salt group and sulfonic acid group;
- (B) nonionic polymerizable unsaturated monomer having polyoxyalkylene chain;
- and
- (C) other ethylenically unsaturated monomer.
1 more element
Dependencies are inferred from the claim text.