The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 11, 2006
Filed:
Oct. 12, 2001
Yoshio Nakajima, Yokohama, JP;
Yoshiyuki Yukawa, Hiratsuka, JP;
Isao Kamimori, Hiratsuka, JP;
Akihiko Yamanouchi, Hiratsuka, JP;
Yuko Hoshida, Hiratsuka, JP;
Yoshio Nakajima, Yokohama, JP;
Yoshiyuki Yukawa, Hiratsuka, JP;
Isao Kamimori, Hiratsuka, JP;
Akihiko Yamanouchi, Hiratsuka, JP;
Yuko Hoshida, Hiratsuka, JP;
Kansai Paint Co., Ltd., Hyogo, JP;
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.