Acid dyes useful for dyeing streaked nylon

Details Acid dyes useful for dyeing streaked nylon Acid dyes useful for dyeing streaked nylon

1976-04-21

1977-12-13

Higel, Floyd D.

Bleaching and dyeing; fluid treatment and chemical modification

Treatment of hides, skins, feathers and animal tissues

Tanning

260163, 8178R, C09B 2938, D06P 106, D06P 324

Patent

active

040626458

ABSTRACT:
The known compounds of the formula: ##STR1## wherein X is hydrogen or bromine, Y is hydrogen, chlorine, bromine or methyl and the -COOH group is meta or para to the azo group have been found to be useful in uniformly dyeing polyamide fibers to a yellow shade.

REFERENCES:
patent: 3485572 (1969-12-01), Taube et al.

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