Disazo and polyazo compounds containing at least two cationic gr

Details Disazo and polyazo compounds containing at least two cationic gr Disazo and polyazo compounds containing at least two cationic gr

1984-06-28

1987-06-02

Higel, Floyd D.

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

Organic compounds

Azo

534588, 534589, 534598, 534599, 534602, 534605, 534613, 534614, 534615, 534643, 564142, 564166, C09B 4402, C09B 4408, D06P 141, D06P 360

Patent

active

046705465

ABSTRACT:
Compounds of the formula ##STR1## in metal-free, 1:1 or 1:2 metal complex form, or in acid addition salt form, where the symbols are defined in the specification, useful as dyes for, for example, regenerated cellulose, cotton, synthetic polyamides and polyesters modified to contain acid groups and polymers and copolymers of acrylonitrile and 1,1-dicyanoethylene.

REFERENCES:
patent: 2945849 (1960-07-01), Kruckenberg et al.
patent: 3635940 (1972-01-01), Hegar et al.
patent: 4363761 (1982-12-01), Pedrazzi

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