Dye mixtures, process for their preparation and the use thereof

Details Dye mixtures, process for their preparation and the use thereof Dye mixtures, process for their preparation and the use thereof

1997-08-26

1999-09-28

Einsmann, Margaret

Bleaching and dyeing; fluid treatment and chemical modification

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

Mixed dyes, noncomplexed

8643, 8917, 8924, 8549, D06P 106, D06P 1382, D06P 306, D06P 310

Patent

active

059580860

ABSTRACT:
Dye mixtures, which comprise at least one dye of formula ##STR1## and at least one dye of formulae (2) and (3) ##STR2## wherein R.sub.1, R.sub.2, R.sub.3, R.sub.4 R.sub.5, R.sub.6 R.sub.7, X.sub.1, X.sub.2, A.sub.1, A.sub.2, A.sub.3 and A.sub.4 are as defined in claim 1.
The dye mixtures according to this invention are particularly suitable for dyeing or printing natural or synthetic polyamide fiber material.

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C.L. Bird, "The Theory and Practice of Wool Dyeing", The Society of Dyers and Colourists, Yorkshire 1972, p. 79.
K. Venkataraman, "The Chemistry of Synthetic Dyes", vol. 7, p. 93. 1974.

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