| 摘要 |
Dye mixtures comprising at least one reactive dye of the formula (1) together with at least one reactive dye of the formula (2), wherein one of the radicals A and B denotes NH2, and the other one of the radicals A and B denotes OH, D is a benzene or naphthalene radical, R1 is hydrogen, hydroxy, sulfo, C1-C4alkyl or C1-C4alkoxy unsubstituted or substituted in the alkyl moiety by hydroxy or by sulfato, R2 is hydrogen, C1-C4alkyl, C1-C4alkoxy, C2-C4alkanoylamino or ureido, R3 is C1-C4alkyl, (R4)0-2 denotes 0 to 2 identical or different substituents selected from the group C1-C4alkyl, C1-C4alkoxy or sulfo, X1 is halogen, 3-carboxypyridin-1-yl or 3-carbamoylpyridin-1-yl, Y1, Y2, Y3, Y4 and Y5 are each independently of the other vinyl or a radical—CH2CH2—U and U is a group removable under alkaline conditions, h, k, l, m and n are each independently of the other the number 0, 1 or 2, and p and q are each independently of the other the number 0 or 1, are suitable for dyeing and printing cellulosic or nitrogen-containing fibre materials. |
