Mixtures of blue-dyeing fiber-reactive dyes and their use for dy

Details Mixtures of blue-dyeing fiber-reactive dyes and their use for dy Mixtures of blue-dyeing fiber-reactive dyes and their use for dy

1996-04-01

1998-01-06

Einsmann, Margaret

Bleaching and dyeing; fluid treatment and chemical modification

Reactive dye composition, process, or product

Thiosulfato group containing dye

8549, 8641, 8686, 8687, 8681, C09B 6200, C06P 1384

Patent

active

057049513

ABSTRACT:
A solid or dissolved dye mixture of azo dyes having fiber-reactive groups of the vinyl sulfone series, yielding dyeings of blue color shade, comprising one or more copper formazane dyes of the general formula (1) shown and defined in claim 1, one or more disazo dyes of the general formula (2) shown and defined in claim 1, and one or two monoazo dyes of the general formula (3) shown and defined in claim 1, respectively in the description part of the patent application, which dye mixtures are suitable for dyeing hydroxy- and/or caroboxamido groups containing materials, in particular fiber materials, such as cellulose fibers, for example cotton, wool and synthetic polyamide fibers, also together with other suitable dyes in trichromatic dyeing.

REFERENCES:
patent: 5071442 (1991-12-01), Luttringer et al.
patent: 5456727 (1995-10-01), Heimling et al.
Database WPI; Section Ch, Week 8344; Derwent Publications Ltd., London, GB; Class A60, AN 83-80433; Sep. 22, 1983.

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