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:
Aug. 23, 2005
Filed:
Dec. 28, 2000
Applicants:
Yuki Hidaka, Wakayama, JP;
Takehiro Tsutsumi, Wakayama, JP;
Inventors:
Yuki Hidaka, Wakayama, JP;
Takehiro Tsutsumi, Wakayama, JP;
Assignee:
Kao Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09D011/10 ; C08L051/00 ;
U.S. Cl.
CPC ...
Abstract
A water-based ink comprising (A) a coloring material; and (B) an aqueous dispersion of polymer particles comprising a water-insoluble graft copolymer having an acrylic polymer side chain (P) and a salt-forming group (Q), wherein the acrylic polymer side chain (P) is a polymer made of at least one monomer represented by the formula (1):CH═C(R)COOR  (1)wherein Ris hydrogen atom or an alkyl group having 1 to 5 carbon atoms; and Ris an alkyl group having 1 to 20 carbon atoms. The water-based ink is used for a water-based ink for inkjet printing.