Dye compositions containing a combination of dye assistants whic

Details Dye compositions containing a combination of dye assistants whic Dye compositions containing a combination of dye assistants whic

1978-06-05

1980-09-09

Schofer, Joseph L.

Bleaching and dyeing; fluid treatment and chemical modification

Organic additive for dye composition, dye composition...

Carboxylic acid esters, cyanates, isocyanates, or sulfur...

8531, 8610, 8611, D06P 302, D06P 326

Patent

active

042215668

ABSTRACT:
This invention discloses compositions and methods for dyeing natural proteinaceous and synthetic polyamide fibers, particularly wool, silk and nylons, utilizing dye assistants effective with both acid and disperse dyes, such assistants being a synergistic combination of (a) a mixture of lower alkyl esters of toluic and benzoic acids with (b) certain other materials, none of the components in either (a) or (b) being, in themselves, effective dye assistants for both acid and disperse dyes.

REFERENCES:
patent: 2881045 (1959-04-01), Mecco et al.
patent: 3156519 (1964-11-01), Kallman et al.
patent: 3558260 (1971-01-01), Hermes
patent: 3634016 (1972-01-01), Rose et al.
patent: 3700405 (1972-10-01), Petite et al.
patent: 3702229 (1972-11-01), Campana
patent: 3923453 (1972-12-01), Lazar et al.

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