Pigment/dye mixtures

Details Pigment/dye mixtures Pigment/dye mixtures

2004-04-14

2008-10-14

Douyon, Lorna M. (Department: 1796)

Bleaching and dyeing; fluid treatment and chemical modification

Dye or potential dye composition, additive, treatment,...

Pigments used as dyes

C008S636000, C008S685000, C008S686000, C008S920000, C556S034000, C524S090000, C524S176000

Reexamination Certificate

active

07435270

ABSTRACT:
A composition comprising (A) at least one nickel complex pigment and (B) at least one disperse dye of formula (1) or (2) wherein R1is hydrogen, hydroxy or a radical —NHCO—R6wherein R6is C1-C6alkyl or unsubstituted or C1-C4alkyl- or halo-substituted phenyl, R2is hydrogen, hydroxy or a radical W—R7wherein W is —NHCO— or —S— and R7is C1-C6alkyl or unsubstituted or C1-C4alkyl- or halo-substituted phenyl, R3is hydrogen, R4is hydrogen or hydroxy, R5is hydrogen, or R3and R4together form the radical of formula wherein the rings A and B, independently of one another, may carry further substituents, R8is hydrogen or —CO—C2-C6alkyl wherein the C2-C6alkyl radical may be substituted by carboxy, or a radical wherein R11is hydrogen, C1-C4alkyl, hydroxy, carboxy or halogen, R12is hydrogen, C1-C4alkyl or halogen and R13is hydrogen or C2-C3alkyl or, when R10is halogen, R13may be methyl, R9is hydrogen or halogen, R10is hydrogen or halogen, and n is a number 0, 1 or 2, with the proviso that R9, R10, R11, R12, and R13are not all simultaneously hydrogen, is suitable for the dyeing or printing of semi-synthetic or synthetic hydrophobic fiber materials and in the production of colored plastics or polymeric color particles.

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