Water-soluble polyazo dyestuffs

Details Water-soluble polyazo dyestuffs Water-soluble polyazo dyestuffs

1995-11-09

1997-01-28

Lieberman, Paul

Bleaching and dyeing; fluid treatment and chemical modification

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

Leather dyeing

8506, 8673, 8681, 8687, 106 22R, 106 22H, 106 22K, 534728, 534806, 534582, 534588, 534614, D06P 332, C09B 3900, C09D 1100, C07C24522

Patent

active

055973876

ABSTRACT:
The present invention relates to water-soluble polyazo dyestuffs of the general formula I ##STR1## wherein Y, Z, m and M.sup..sym.1 to M.sup..sym.4 are as defined in claim 1, processes for dyeing leather and paper with the polyazo dyestuffs, and recording liquids and inks containing the polyazo dyestuffs.

REFERENCES:
Chemical Abstracts, vol. 94, No. 20, May 18, 1981, abstract No.158524z.
Chemical Abstracts, vol. 108, No. 2, Jan. 11, 1988, abstract No.7635t.

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