Process for the dyeing of textile fibers in an organic-system me

Details Process for the dyeing of textile fibers in an organic-system me Process for the dyeing of textile fibers in an organic-system me

1975-03-17

1976-10-26

Schofer, Joseph L.

Bleaching and dyeing; fluid treatment and chemical modification

Chemical modification of textiles or fibers or products thereof

Treating textiles or fibers from synthetic resin or natural...

8 30, 8 542, 8 80, D06P 506

Patent

active

039881113

ABSTRACT:
Process for dyeing of cellulosic textile fibers which comprises treating the cellulosic fibers with the dye in a bath consisting at least in major part of an organic solvent and in the presence of a quaternary ammonium compound of the formula ##EQU1## wherein R.sub.1, R.sub.2 and R.sub.3 are the same or different and are each C.sub.1 to C.sub.3 alkyl and X.sup.- is an anion selected from the group which consists of the halogenides, sulphate, nitrate or the like. The quaternary ammonium salt can be added to the dyeing bath or can be used to treat the fibers in a dye-free bath prior to the dyeing step.

REFERENCES:
patent: 3853460 (1974-12-01), Balland

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