Patent ID: 7438999
Filing Date: 2008-10-21
Classification: C09B

Abstract:
1. A colored coating fluid comprising: ε-phthalocyanine blue (C.I. Pigment Blue 15:6) and dioxazine violet (C.I. Pigment Violet 23) present in proportions of 3 to 50 parts by weight of dioxazine violet per 100 parts by weight of ε-phthalocyanine blue, a dispersant, and a resin varnish, wherein which R 1 and R 2 may be the same or different and each independently represents a hydrogen atom, a halogen atom, a hydroxyl group, a primary, secondary or tertiary amino group, an alkyl group, a substituted or unsubstituted aryl group or a substituted or unsubstituted phthalimidomethyl group, R 3 and R 4 may be the same or different and each independently represents a hydrogen atom or a lower alkyl group, and n means an average number of sulfonic groups and stands for a number of from 0.5 to 3; metal salts thereof, ammonium salts thereof, organic amine salts thereof and organic quaternary ammonium salts thereof.