Cationic diazacyanine dyestuffs for dyeing polyacrylonitrile-woo

Details Cationic diazacyanine dyestuffs for dyeing polyacrylonitrile-woo Cationic diazacyanine dyestuffs for dyeing polyacrylonitrile-woo

1988-04-04

1989-06-20

Clingman, A. Lionel

Bleaching and dyeing; fluid treatment and chemical modification

Multiple chemically diverse fibers or fibers with different...

Polyacrylonitrile fiber

8639, 8644, 8655, 8927, 534607, 534753, C09B 4418, C09B 6722

Patent

active

048406414

ABSTRACT:
Cationic diazacyanine dyestuffs of the formula ##STR1## and their mixtures with the isomeric dyestuffs of the formula ##STR2## wherein R represents methyl or ethyl and

REFERENCES:
patent: 2883373 (1959-04-01), Bossard et al.
patent: 3438963 (1969-04-01), Robbins
patent: 4051117 (1977-09-01), Kuhlthau et al.
patent: 4264496 (1981-04-01), Durant

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