Fiber reagent dye and its application in trichromatic printing or dye method

摘要

Staining mixtures, comprising at least one at least one red tint of the formula and at least one blue, yellow, orange or brown tint from the group of the formulas Y wherein B is an aliphatic bridging member, R1, R3 and R8 each are independently of the others hydrogen or C1-C4alkyl, R2, R4, R5, R9, R11, R12, R13, R14, R15 and R16 each are independently of the other hydrogen, C1-C4alkyl, C1-C4alkoxy or sulfo, R6 and R10 are each independently of the other amino or C1-C4 alkyl, (R7) j denotes j identical or different substituents selected from the group C2-C4alkanoylamino, ureido, C1-C4 alkyl and C1-C4alkoxy,(R17) I refers to the same or different c12-c4 alkane, urea, sulfur, C1-C4 tar and C1-C4 alcoxi alternatives.