Coloration process

Details Coloration process Coloration process

1974-07-22

1976-06-08

Griffin, Ronald W.

Bleaching and dyeing; fluid treatment and chemical modification

Treatment of hides, skins, feathers and animal tissues

Tanning

8 15, 8 65, 8178R, 8DIG21, D06P 306, D06P 326

Patent

active

039618811

ABSTRACT:
Process for coloring synthetic polyamide textile materials which comprises applying to the said textile materials by a dyeing, padding or printing process, an aqueous dispersion of pH less than 7 of a disperse dyestuff containing at least one carboxylic acid group and in the presence of a tanning agent, whereby level colorations are obtained which have excellent wet fastness properties.

REFERENCES:
patent: 2574597 (1951-11-01), Salvin et al.
patent: 2922690 (1960-01-01), Mueller et al.
patent: 3467484 (1969-09-01), Hermes
patent: 3713768 (1973-01-01), Wegmuller et al.

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