Mixtures of dicyanobenzanthrone compounds

Details Mixtures of dicyanobenzanthrone compounds Mixtures of dicyanobenzanthrone compounds

1989-06-01

1991-09-17

Lieberman, Paul

Bleaching and dyeing; fluid treatment and chemical modification

Dye or potential dye composition, additive, treatment,...

Mixed dyes, noncomplexed

8532, 8922, 552287, C09B 6722, C07C 5022

Patent

active

050491610

ABSTRACT:
Dye mixtures particularly suitable for dyeing polyester material by the exhaust process containing at least two dicyanobenzanthrone compounds of the formula ##STR1## wherein R is hydrogen or a substituted or unsubstituted alkyl or aryl group and X is hydrogen or halogen located in the 6- or 7-position.

REFERENCES:
patent: 3977828 (1976-08-01), Becker et al.
patent: 4801406 (1989-01-01), Schwander

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