Reactive colorants

Details Reactive colorants Reactive colorants

1987-06-01

1988-10-04

Hollrah, Glennon H.

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

Organic compounds

Azo

534735, 534753, 534787, 534788, 534794, 8403, 8922, 8924, 8926, 8927, 8928, C09B 2901, C09B 29033, C09B 2909, D06P 324

Patent

active

047757485

ABSTRACT:
Novel reactive colorants being the formula: ##STR1## wherein R.sub.1, R.sub.2 and R.sub.3 are selected from halogen, carboxylic acid, alkanoyl, aryloyl, carbocyclic forming polymethylene chains, alkyl, aryl, cyano, thioalkyl, dithioalkyl, thioaryl, dithioaryl, thiocyano, carboxyalkyl, carboxyaryl, amidoalkyl, amidodialkyl, amidoaryl, amidodiaryl, oxyalkyl, thioamidoalkyl, thioamidodialkyl, or hydrogen when an adjacent group is isobutyryl; R.sub.4, R.sub.5, R.sub.6 and R.sub.7 are selected from hydrogen, alkyl, oxyalkyl, oxyaryl, sulfonamidoalkyl, sulfonamidoaryl, amidoalkyl, amidodialkyl, amidoaryl, amidodiaryl, halogen, thioalkyl and thioaryl; and R.sub.8 and R.sub.9 are selected from polyalkylene oxide, copolymers of polyalkylene oxides, and hydroxyalkylenes.

REFERENCES:
patent: 4264495 (1981-04-01), Maher et al.
patent: 4284729 (1981-08-01), Cross et al.
patent: 4601725 (1986-07-01), Keller et al.

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