Process for the dyeing or printing of polyester fibers

Details Process for the dyeing or printing of polyester fibers Process for the dyeing or printing of polyester fibers

1978-05-04

1980-03-25

Clingman, A. Lionel

Bleaching and dyeing; fluid treatment and chemical modification

Treatment of hides, skins, feathers and animal tissues

Tanning

8 41C, 8 94A, C09B 2700, D06P 102

Patent

active

041948815

ABSTRACT:
In the process for the pad-dyeing or printing of materials consisting of, or containing, polyester or polyamide fibers or filaments, whereat in known manner the said materials are padded or printed with an aqueous liquor or printing paste of disperse dyestuffs, and subsequently the dyestuffs are fixed by means of liquid or gaseous methylene chloride or of both of the said phases of methylenechloride, the improvement that a dyestuff of the formula ##STR1## in which R represents a hydrogen atom or an alkyl group of 1 to 4 carbon atoms, is applied.

REFERENCES:
patent: 3988109 (1976-10-01), Schuierer
patent: 3993441 (1976-11-01), Heinrich et al.
patent: 4121899 (1978-10-01), Chambers et al.
patent: 4134723 (1979-01-01), Boyd et al.
Colour Index (Third Edition), vol. 2, 1971, p. 2530; C. I. Disperse Yellow 119.

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