Continuous process for dyeing cellulose/polyamide blends: thermo

Details Continuous process for dyeing cellulose/polyamide blends: thermo Continuous process for dyeing cellulose/polyamide blends: thermo

1985-12-20

1987-03-31

Clingman, A. Lionel

Bleaching and dyeing; fluid treatment and chemical modification

Multiple chemically diverse fibers or fibers with different...

Synthetic polyamide

8642, 8650, 8685, 8918, 8924, D06P 387, D06P 152

Patent

active

046540466

ABSTRACT:
The invention relates to a thermosol pad-steam process for the continuous dyeing of cellulose/polyamide blends, which comprises impregnating said blends with a pad liquor which contains a non-ionic surfactant or a mixture of non-ionic surfactants, in addition to at least one vat dye and at least one metal complex dye and optionally further auxiliaries.
This process is particularly suitable for dyeing large yardages.

REFERENCES:
patent: 3653801 (1972-04-01), Aboul-Saad
patent: 3993437 (1976-11-01), Dickmanns et al.
J. C. King, Continuously Dyeing Nylon/Cellulosic Blends in Textile Chemist and Colorist 2: pp. 60-62 (1970).
CA 99: 55028q, No. 8, Composition for Dyeing Cellulose Fiber Blends, (1983).

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