Process for the dyeing of polyacrylonitrile fibers

Details Process for the dyeing of polyacrylonitrile fibers Process for the dyeing of polyacrylonitrile fibers

1976-12-15

1978-05-02

Schofer, Joseph L.

Bleaching and dyeing; fluid treatment and chemical modification

Treatment of hides, skins, feathers and animal tissues

Depilating

8177AB, 8172R, 8 84, 8 1XB, 2605676P, D06P 166, D06P 376, D06P 506, C07C 8730

Patent

active

040872475

ABSTRACT:
Water-soluble quaternary ammonium compounds of the formula: ##STR1## wherein R.sub.1 and R.sub.2 each represent H or an alkyl radical of C.sub.1 -C.sub.20 chain length wherein the sum of the carbon atoms in R.sub.1 and R.sub.2 is 9 to 20,

REFERENCES:
patent: 3869250 (1975-03-01), Wegmuller et al.
patent: 3945794 (1976-03-01), Rokohl et al.

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