Patent ID: 7699898

Claim:
A dye mixture which comprises one or more dyes of the formula (1) and at least one dye of the formula (2) in which Me is Cr (3+) or Co (2+) , M is hydrogen, an alkali metal, or the equivalent of an alkaline earth metal, n is 1 or 2 V 1 to V 8 are independently of one another and are hydrogen, cyano, C 1 -C 4 -alkyl, C 1 -C 4 -alkylsulfonyl, C 1 -C 4 -alkoxy, halogen, nitro, sulfo, sulfamoyl, N—C 1-4 -alkylsulfamoyl, N—C 1-4 -dialkylsulfamoyl or N—C 1-2 -alkoxy-C 1-2 -alkylsulfamoyl, V 9 and V 10 are independently of one another and are phenyl, C 1 -C 4 -alkylphenyl, nitrophenyl, sulfophenyl, N—C 1-4 -alkylsulfamoylphenyl, halophenyl, cyanophenyl, or sulfamoylphenyl, V 11 is hydrogen, phenyl, C 1 -C 4 -alkylphenyl, nitrophenyl, sulfophenyl, N—C 1-4 -alkylsulfamoylphenyl, halophenyl or cyanophenyl, and, if V 11 is not hydrogen, at least one of the radicals V 7 or V 8 is N—C 1-4 -dialkyl-sulfamoyl.