Patent ID: 8668747

Claim:
An aqueous anionic direct dye dispersion consisting of: (a) 2.0 to 30.0% by weight, based on the sum of (a), (b) and (c), of an anionic direct dye of formula (3) shown below in which KK is derived of the formula in which Y 1 and Y 2 independently of one another are ═O, ═NH or ═N—C 1 -C 4 alkyl, Y 3 is ═O, ═S, ═NH, ═N—C 1 -C 4 alkyl or ═N—CN and R 3 and R 4 independently of one another are each hydrogen, substituted or unsubstituted C 1 -C 6 alkyl or substituted or unsubstituted phenyl; (b) 0.1 to 20.0% by weight, based on the sum of (a), (b) and (c), of at least one additive selected from the group consisting of wetting agents, dispersing agents, rheology modifiers, and preservatives; and (c) 50.0 to 97.9% by weight, based on the sum of (a), (b) and (c), of water.