Process for dyeing anionically modified synthetic fiber material

Details Process for dyeing anionically modified synthetic fiber material Process for dyeing anionically modified synthetic fiber material

1975-04-01

1976-09-14

Schofer, Joseph L.

Bleaching and dyeing; fluid treatment and chemical modification

Treatment of hides, skins, feathers and animal tissues

Depilating

8 41A, 8174, 8168A, 8168AC, 8168AB, 8168B, 8168C, D06P 500, D06P 113

Patent

active

039804305

ABSTRACT:
Exhaustion process for dyeing anionically modified fiber materials with cationic dyestuffs from halogenated hydrocarbons, wherein are used cationic dyestuffs of the formula [F - ( R ).sub.Z ].sup.+ A.sup.-
in which
F, r, z and A.sup.- have the meaning given below in the disclosure; by the claimed process an essentially improved exhaustion of the dyebaths is achieved.

REFERENCES:
patent: 3667898 (1972-06-01), Bergman et al.
patent: 3741982 (1973-06-01), Fujino et al.

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