Use of the 1:2 chromium complex of 1-amino-2-(3', 5'-dinitro-2'-

Details Use of the 1:2 chromium complex of 1-amino-2-(3', 5'-dinitro-2'- Use of the 1:2 chromium complex of 1-amino-2-(3', 5'-dinitro-2'-

1983-08-22

1984-09-04

Clingman, A. Lionel

Bleaching and dyeing; fluid treatment and chemical modification

Nontextile, dyeing process or product, including inorganic...

Inorganic substrate

8683, 8685, 8917, 8924, 260151, 260208, C07C14338, C09B 4516, D06P 304

Patent

active

044694857

ABSTRACT:
Disclosed are the 1:2 chromium complex of the formula ##STR1## and the alkali metal salts thereof which are useful for the coloration of oxide layers produced on aluminum and alloys thereof and for dyeing natural and synthetic polyamides.

REFERENCES:
patent: 1626167 (1927-04-01), Straub
patent: 2030236 (1936-02-01), Anderau
patent: 3019143 (1962-01-01), Dessauer
patent: 3079309 (1963-02-01), Wainer
patent: 3172786 (1965-03-01), Kirby et al.
patent: 3291651 (1966-12-01), Brassel
patent: 4416816 (1983-11-01), Grossmann

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