Polyazo dye compounds having plural vinylsulfone type fiber reac

Details Polyazo dye compounds having plural vinylsulfone type fiber reac Polyazo dye compounds having plural vinylsulfone type fiber reac

1990-05-22

1992-05-12

Lee, Mary C.

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

Organic compounds

Azo

534637, C04B 62513, D06P 1382

Patent

active

051129590

ABSTRACT:
A polyazo compound of the following formula, ##STR1## wherein A is phenylene, naphthylene or alkylene, X is --NR.sub.2 R.sub.3, --OR.sub.4 or --SR.sub.5 in which R.sub.2, R.sub.3, R.sub.4 and R.sub.5 are each hydrogen, alkyl, phenyl, naphthylene or benzyl, Z is --SO.sub.2 CH.dbd.CH.sub.2 or --SO.sub.2 CH.sub.2 CH.sub.2 Z' in which Z' is a splittable group, R.sub.1 is hydrogen or alkyl, and F is polyazo dye moiety carrying a fiber reactive group like that represented by Z. This compound is useful for the dyeing or printing of fiber materials to obtain a product dyed or printed in a color superior in various fastness properties with superior build-up property.

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