Polyazo dyestuffs, a process for their preparation and their use

Details Polyazo dyestuffs, a process for their preparation and their use Polyazo dyestuffs, a process for their preparation and their use

1980-11-07

1983-06-07

Warren, Charles F.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

260200, 260198, 260199, 260196, 260202, 260207, C07C10500

Patent

active

043870503

ABSTRACT:
Polyazo dyestuffs of the formula (I), and in particular those of the formulae (II) and (III), are obtained by co-reduction of the corresponding nitroazo compounds. The dyestuffs have a good affinity and a high brilliance and are particularly suitable for dyeing cotton and paper.

REFERENCES:
patent: 3211556 (1965-10-01), Anderau
patent: 3915952 (1975-10-01), Sailer et al.

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