Fiber reactive polyazo dye having two vinylsulfone type reactive

Details Fiber reactive polyazo dye having two vinylsulfone type reactive Fiber reactive polyazo dye having two vinylsulfone type reactive

1989-10-20

1991-10-01

Lee, Mary C.

Organic compounds -- part of the class 532-570 series

Organic compounds

Azo

534582, 534598, 534887, C09B 62513, D06P 1384

Patent

active

050534947

ABSTRACT:
A polyazo compound of the following formula, ##STR1## wherein F is a bisazo or trisazo dye moiety, R.sub.1, R.sub.2 and R.sub.3 are independently of one another are each hydrogen or alkyl, B.sub.1 and B.sub.2 independently of one another are each phenylene or naphthylene, Y.sub.1 and Y.sub.2 independently of one another are each --CH.dbd.CH.sub.2 or --CH.sub.2 CH.sub.2 L in which L is group capable of being split by the action of an alkali. The compound is useful for dyeing or printing fiber materials to give dyed or printed products with superior dye performance such as build-up property.

REFERENCES:
patent: 4412948 (1983-11-01), Omura et al.
patent: 4551150 (1985-11-01), Otake et al.
patent: 4663440 (1987-05-01), Omura et al.
patent: 4698421 (1987-10-01), Kayane et al.
Kagaku to Kougyou (Science and Industry), vol. 42, No. 11, pp. 583-594 (1968).

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