Process for dyeing synthetic polyamide fibre materials

Details Process for dyeing synthetic polyamide fibre materials Process for dyeing synthetic polyamide fibre materials

1977-07-25

1978-10-24

Schoter, Joseph L.

Bleaching and dyeing; fluid treatment and chemical modification

Treatment of hides, skins, feathers and animal tissues

Tanning

8 26, 8169, 8 88, 8DIG21, D06P 139, D06P 1645, D06P 506

Patent

active

041218981

ABSTRACT:
In a process for dyeing synthetic polyamide fibre materials with metal-free acid dyestuffs a dye liquor is used which contains compounds of the formula ##STR1## wherein R.sub.1 represents an alkyl and/or alkenyl radical with 12-22 carbon atoms,

REFERENCES:
patent: 2963513 (1960-12-01), Albrecht
patent: 3086832 (1963-04-01), Casty
patent: 3104931 (1963-09-01), Casty et al.
patent: 3218116 (1965-11-01), Casty et al.
patent: 3529922 (1970-09-01), Berger et al.
patent: 3957425 (1976-05-01), Tuillo
Schmidlin, H. U., Preparation and Dyeing of Synthetic Fibers, Chapman & Hall, London, 1963.
American Dyestuff Reporter, Feb. 19, 1951, Douglas, G. T.
Du Pont Fibers Bulletin, N-259, Sep. 1972.

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