Process for dyeing wool or nylon fibers

Details Process for dyeing wool or nylon fibers Process for dyeing wool or nylon fibers

1979-02-26

1981-02-24

Clingman, A. Lionel

Bleaching and dyeing; fluid treatment and chemical modification

Multiple chemically diverse fibers or fibers with different...

Synthetic polyamide

8582, 8604, 8917, 8924, D06P 382

Patent

active

042525314

ABSTRACT:
A process for dyeing textile materials, consisting of wool or nylon fibers, with anionic dyes in an aqueous liquor at up to 110.degree. C., wherein dyeing is commenced at a pH of from 7 to 9 and from 0.2 to 5 parts by weight, per 1,000 parts by weight of liquor, of an ester of a saturated C.sub.2 -C.sub.4 -carboxylic acid with an alcohol having a tertiary amino group in the 2-position are added at the dyeing temperature to act as a pH regulator.

REFERENCES:
patent: 3975515 (1976-08-01), Wajaroff et al.
patent: 3980428 (1976-09-01), Fabbri et al.
patent: 4168142 (1979-09-01), Hervot et al.
Hannay; R. J. and Major; W. H., J. Soc. Dyers and Colourists, 1953, 69, pp. 195-200. _

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