Use of sulfonated polyazo dyes for dyeing leather in brilliant f

Details Use of sulfonated polyazo dyes for dyeing leather in brilliant f Use of sulfonated polyazo dyes for dyeing leather in brilliant f

1991-07-19

1993-01-05

Clingman, A. Lionel

Bleaching and dyeing; fluid treatment and chemical modification

Dyeing involving animal-derived natural fiber material ,...

Leather dyeing

8436, 8549, 8681, 8687, 8688, C09B 3305, C09B 4316, C09B 6209, D06P 332

Patent

active

051767171

ABSTRACT:
The use of compounds of the formula ##STR1## in which the symbols are as defined in claim 1, for dyeing leather is described.

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patent: 5006128 (1991-04-01), Pedrazzi
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Chemical Abstracts, 62, 10563e (1964).
Chemical Abstracts, 95, 63664b (1981).
Chemical Abstracts 105 174598c (1986).
Chemical Abstracts 108:114199 (1988).
Chemical Abstracts 111:235001 (1989).

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