Organic compounds -- part of the class 532-570 series – Organic compounds – Four or more ring nitrogens in the bicyclo ring system
Patent
1998-06-02
1999-07-13
Powers, Fiona T.
Organic compounds -- part of the class 532-570 series
Organic compounds
Four or more ring nitrogens in the bicyclo ring system
8493, 8566, 811559, 8917, 8924, C07D25150, C07D25154, D06P 324, D06P 1642
Patent
active
059228652
ABSTRACT:
Process for dyeing natural or synthetic polyamide fibre materials, which comprises dyeing these fibre materials with at least one anionic acid dye of the formula ##STR1## and treating the fibre material mentioned, during or after the dyeing process, with a colourless fixing agent which contains sulfo or sulfato groups and contains at least two fibre-reactive groups, where
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Adam Jean-Marie
Bacher Jean-Pierre
Casi Francine
Ciba Specialty Chemicals Corporation
Crichton David R.
Levine Jacob M.
Powers Fiona T.
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