Improvements in or relating to organic compounds

Details Improvements in or relating to organic compounds Improvements in or relating to organic compounds

1975-03-03

1976-04-27

Kight, III, John

Bleaching and dyeing; fluid treatment and chemical modification

Treatment of hides, skins, feathers and animal tissues

Tanning

8 9427, 8 9433, C14C 320

Patent

active

039531635

ABSTRACT:
Disclosed is a tanning agent for leather comprising a chromium or zirconium salt, preferably the sulphate, and an aryl sulphone, the tanning of leather therewith and the use of the aryl sulphone per se in chrome, vegetable or synthetic tanning of leather and in fat liquoring processes for leather.

REFERENCES:
patent: 3423162 (1969-01-01), Papayannis et al.
patent: 3480379 (1969-11-01), Lipowski et al.
patent: 3650666 (1972-03-01), Shimizu et al.

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