Process for dyeing natural or synthetic polyamide fibre material

Bleaching and dyeing; fluid treatment and chemical modification – Overall dimensional modification or stabilization – e.g.,... – Modification of molecular structure of substrate by chemical...

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8566, 811559, 8924, 8917, 534803, 534776, 544208, 544209, 544189, D06P 324, D06P 1642

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057922225

ABSTRACT:
Process for dyeing natural or synthetic polyamide fiber materials, which comprises dyeing these fiber materials with at least one anionic acid dye of the formula ##STR1## and treating the fiber material mentioned, during or after the dyeing process, with a colorless fixing agent which contains sulfo or sulfato groups and contains at least two fiber-reactive groups, where

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Dyes & Pigments, vol. 28, No. 4, pp. 237-259, 1995.

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