Dispersant for textile dyeing and optical brightening

Details Dispersant for textile dyeing and optical brightening Dispersant for textile dyeing and optical brightening

1978-12-27

1980-10-21

Person, Sandra M.

Bleaching and dyeing; fluid treatment and chemical modification

Organic additive for dye composition, dye composition...

Sulfur-containing

8582, C09B 6700

Patent

active

042291747

ABSTRACT:
A process for dyeing textile materials, containing natural and/or synthetic fibers, in an aqueous liquor by means of dyes which are sparingly soluble or insoluble in water, in the presence of dyeing assistants, wherein the dispersant used is a water-soluble sulfonic acid which is derived from a random copolymer of olefins of 3 to 6 carbon atoms and styrene and/or substituted styrenes and/or their alkali metal salts or ammonium salts.

REFERENCES:
patent: 2638445 (1953-05-01), Young et al.
patent: 3170004 (1965-02-01), Faragre
patent: 3242127 (1966-03-01), Clark et al.
patent: 4101274 (1978-07-01), Beutler et al.

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