MIXTURES OF REACTIVE DYES AND THEIR USE

摘要

Dye mixtures, which comprise at least one dye of formula (1) together with at least one dye of formula (2), wherein R1, R2, R4 and R5 are each independently of one another hydrogen or unsubstituted or substituted C1-C4alkyl, (R3)0-2 is 0 to 2 identical or different substituents selected from the group consisting of halogen C2-C4alkanoylamino, C1-C4alkyl or C1-C4alkoxy, A1 and A2 are each independently of the other an unsubstituted or substituted phenylene radical or a C1-C8alkylene radical which may be interrupted by oxigen, D is a radical of formula (3) or (4) wherein (R6)0-2 is 0 to 2 identical or different substituents selected from the group consisting of halogen, C2-C4alkanoylamino, C1-C4alkyl and C1-C4alkoxy, X1 and X2 are halogen, and Y1 and Y2 are each independently of the other a fibre-reactive radical of formula: -SO2-Z (5a): -CONH-(CH2)m-SO2-Z (5b); -NH-CO-CH(Hal)-CH2-Hal (5c).