Navy and black dye mixtures: thiophene azo disperse dye and red,

Details Navy and black dye mixtures: thiophene azo disperse dye and red, Navy and black dye mixtures: thiophene azo disperse dye and red,

1988-10-13

1990-03-13

Clingman, A. Lionel

Bleaching and dyeing; fluid treatment and chemical modification

Dye or potential dye composition, additive, treatment,...

Mixed dyes, noncomplexed

8639, 8643, 8922, C09B 2903, C09B 6722

Patent

active

049080415

ABSTRACT:
Navy and black dye mixtures contain one or more thiophene-azo dyes of the formula ##STR1## where R.sup.1, R.sup.2, R.sup.3, R.sup.4, R.sup.5, X and Y each have defined meanings, and one or more dyes F whose absorption maximum is at a wavelength of from 390 to 520 nm, the proportion of thiophene-azo dyes being from 60 to 99% by weight, based on the total weight of thiophene-azo dyes and dyes F in the mixture.

REFERENCES:
patent: 4264495 (1981-04-01), Maher et al.

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