Coloration process

Details Coloration process Coloration process

1977-12-19

1979-05-08

Clingman, A. Lionel

Bleaching and dyeing; fluid treatment and chemical modification

Treatment of hides, skins, feathers and animal tissues

Tanning

8 1D, 8 1E, 8 21C, 8 25, 8 26, 8 27, 8 41R, 8179, C09B 2700, D06P 102

Patent

active

041534131

ABSTRACT:
Process for the continuous coloration of aromatic polyester or cellulose triacetate textile materials and of unions of aromatic polyester with cellulose, by applying to the textile material for the polyester or triacetate a disperse azo dyestuff containing a single carboxylic acid ester group and at least one group selected from primary, secondary or tertiary sulphamoyl or carbamoyl; imido (especially phthalimido), hydroxy, acyloxy, sulphone (especially alkylsulphonyl) and lactone groups, and for the cellulose component of a union a reactive or other dyestuff, followed by an alkaline rinse of the colored textile material.

REFERENCES:
patent: 2290945 (1942-07-01), Dahlen et al.
patent: 2373700 (1945-04-01), McNally et al.
patent: 3125402 (1964-03-01), Kruckenberg et al.
patent: 3580902 (1971-05-01), Angliker
patent: 3993438 (1976-11-01), Fishwick et al.
patent: 4076497 (1978-02-01), Freyberg et al.

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