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.

Date of Patent:
Feb. 27, 2018

Filed:

Feb. 16, 2016
Applicant:

Dic Corporation, Tokyo, JP;

Inventors:

Keisuke Sakamoto, Sakura, JP;

Akira Kimura, Sakura, JP;

Katsunori Shimada, Sakura, JP;

Assignee:

DIC CORPORATION, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 5/20 (2006.01); G03F 7/00 (2006.01); G03F 7/004 (2006.01); C09B 47/10 (2006.01); C09B 47/16 (2006.01); G02B 5/22 (2006.01);
U.S. Cl.
CPC ...
G03F 7/0007 (2013.01); C09B 47/10 (2013.01); C09B 47/16 (2013.01); G02B 5/20 (2013.01); G02B 5/223 (2013.01); G03F 7/004 (2013.01);
Abstract

Provided is a green pigment composition which includes a halogenated zinc phthalocyanine pigment and a brominated chlorinated zinc phthalocyanine derivative having a phthalimide skeleton bonded by an alkylene group, and which enables a great enhancement in contrast without decreasing luminance and coloring power, and a color filter including the green pigment composition. The green pigment composition for color filters includes from 0.1 to 10 parts of a halogenated zinc phthalocyanine pigment derivative substituted with a functional group having a phthalimide skeleton bonded by an alkylene group per 100 parts of a halogenated zinc phthalocyanine pigment, in terms of a mass, and a color filter includes the green pigment composition for color filters.


Find Patent Forward Citations

Loading…