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.:

US 8273167 B1

PDF
Full Text
Expired
Date of Patent:
Sep. 25, 2012

Filed:

Oct. 24, 2008
Applicants:

Koichi Sugihara, Shizuoka, JP;

Kazuhiro Fujimaki, Shizuoka, JP;

Inventors:

Koichi Sugihara, Shizuoka, JP;

Kazuhiro Fujimaki, Shizuoka, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09D 11/10 (2006.01); C09D 11/02 (2006.01); C09D 11/00 (2006.01); C08J 3/28 (2006.01); C08F 2/50 (2006.01);
U.S. Cl.
CPC ...
Abstract

The present invention provides: a pigment dispersion composition including (A) an organic pigment, (B) a pigment derivative represented by Formula (I) below and (C) a polymer compound having a pigment-adsorptive functional group; a curable color composition including the pigment dispersion composition, a polymerizable compound and a polymerization initiator; and a color filter having a color region formed using the curable color composition and a method for producing the same. Q represents an organic colorant residue; A represents an ethylene group or the like; and R represents a hydroxyl group or a group represented by —NH-A-Z; Z represents —SOH, —COOH or a salt thereof; and n represents an integer of from 1 to 4. When R represents —NH-A-Z, the structures represented by the two —NH-A-Zs bonded to the triazine ring contained in each of the n partial structures bonded to Q may be the same as each other or different from each other.


Find Patent Forward Citations

Sugihara, Koichi. (2012). Pigment dispersion composition, curable color composition, color filter and method for producing the same (U.S. Patent No. 8273167). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8273167

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