Dyeing process and compositions for use therein

Details Dyeing process and compositions for use therein Dyeing process and compositions for use therein

1976-08-20

1979-02-13

Levy, Donald

Bleaching and dyeing; fluid treatment and chemical modification

Treatment of hides, skins, feathers and animal tissues

Tanning

8 1N, 8 41R, D06P 1642

Patent

active

041393457

ABSTRACT:
A process for the coloration of a hydroxy substituted organic polymeric substrate by heating it to at least 93.degree. C. with a water-soluble dyestuff containing one or more groups of the formula: ##STR1## WHERE M is a metal N IS 0 OR 1

REFERENCES:
patent: 3046075 (1962-07-01), Kantaer
Derwent, Abstract of German Pat. 1,230,393, vol. 7, No. 3, 1966, p. 2.
Derwent, France, Abstract of French Pat. 2114998, 11/20/70.

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