Bleaching and dyeing; fluid treatment and chemical modification – Overall dimensional modification or stabilization – e.g.,... – Modification of molecular structure of substrate by chemical...
Patent
1997-03-03
1998-08-11
Powers, Fiona T.
Bleaching and dyeing; fluid treatment and chemical modification
Overall dimensional modification or stabilization, e.g.,...
Modification of molecular structure of substrate by chemical...
8566, 811559, 8924, 8917, 534803, 534776, 544208, 544209, 544189, D06P 324, D06P 1642
Patent
active
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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Adam Jean-Marie
Bacher Jean-Pierre
Casi Francine
Ciba Specialty Chemicals Corporation
Crichton David R.
Powers Fiona T.
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