Bleaching and dyeing; fluid treatment and chemical modification – Dyeing involving animal-derived natural fiber material ,... – Leather dyeing
Patent
1988-02-02
1989-02-14
Clingman, A. Lionel
Bleaching and dyeing; fluid treatment and chemical modification
Dyeing involving animal-derived natural fiber material ,...
Leather dyeing
8436, 8686, 8690, 8692, 8917, 8924, 534696, 534697, 534712, D06P 332, C09B 4516
Patent
active
048043869
ABSTRACT:
A chromium complex dye of the formula ##STR1## and salts thereof are used for dyeing polyamides or leather.
REFERENCES:
patent: 2906746 (1959-09-01), Brasse et al.
patent: 3941765 (1976-03-01), Wittwer et al.
BASF - Aktiengesellschaft
Clingman A. Lionel
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