Process for dyeing leather: aqueous bath containing mixture of c

Details Process for dyeing leather: aqueous bath containing mixture of c Process for dyeing leather: aqueous bath containing mixture of c

1989-12-21

1991-04-16

Clingman, A. Lionel

Bleaching and dyeing; fluid treatment and chemical modification

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

Leather dyeing

8437, 8638, 8662, 8681, 8683, 8685, 8687, 8916, D06P 130

Patent

active

050079417

ABSTRACT:
There is disclosed a process for dyeing leather by the exhaust process, which comprises treating leather with an aqueous liquor which contains a formulation comprising an anionic dye and a pigment. The leather dyeings obtained by this process have good allround fastness properties.

REFERENCES:
patent: 4710198 (1987-12-01), Beffa et al.
patent: 4836827 (1989-06-01), Puntemer
patent: 4914764 (1990-04-01), Mast et al.
Chem. Abstract, 93 221, 927e (1980).
Chem. Abstract, 97, 146,510r (1982).
Chem. Abstract, 107, 60, 955c (1987).

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