Title:
COLORANT COMPOSITION FOR COLOR FILTER
Document Type and Number:
Japanese Patent JP2012042896
Kind Code:
A
Abstract:
To provide a colorant composition for a color filter, which excels in discoloration resistance.
A colorant composition for a color filter includes a phthalocyanine compound having a maximum absorption wavelength λmax of 600 to 700 nm, a yellow dye compound, and a dispersant having an amine value of 5 to 150 mgKOH/g. The content of the dispersant is 5 to 30 pts.mass with respect to the total 100 pts.mass of the phthalocyanine compound and the yellow dye compound, and the discoloration resistance ΔAbs of the colorant composition is 0.2 to 1.3.
Inventors:
NIIMIYABARA KOJI
TATSUMI HIROKI
MASUDA SEIJI
TATSUMI HIROKI
MASUDA SEIJI
Application Number:
JP2010186646A
Publication Date:
March 01, 2012
Filing Date:
August 23, 2010
Export Citation:
Assignee:
NIPPON CATALYTIC CHEM IND
International Classes:
G02B5/20; C09B67/20; C09D17/00; G02B5/22; G03F7/004; C09B29/42; C09B47/04
Attorney, Agent or Firm:
Hatta International Patent Corporation