Aminomethyl group containing cationic dyes

Details Aminomethyl group containing cationic dyes Aminomethyl group containing cationic dyes

1982-04-20

1985-01-01

Raymond, Richard L.

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

Organic compounds

Chalcogen in the nitrogen containing substituent

260390, 546 49, 546101, 546173, 548458, 549227, C07D49804, C07D52100

Patent

active

044916620

ABSTRACT:
Dyes of the formula ##STR1## where F is an (m+n)-valent radical of a quinophthalone, dioxazine, indigo, quinacridone, triphenylmethane or rhodamine dye, M.sup..sym. is H.sup..sym. or one equivalent of a metal cation, m is 0, 1 or 2 and n is 1, 2, 3 or 4, and their salts, are very useful for dyeing and printing paper. If they are used for wet-end dyeing, the waste water is virtually colorless. The colorations obtained exhibit good lightfastness and good bleeding fastness.

REFERENCES:
patent: 4336377 (1982-06-01), Adam et al.
patent: 4400504 (1983-08-01), Harms et al.

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