Processing for tanning leather

Details Processing for tanning leather Processing for tanning leather

1987-09-11

1989-04-18

Lieberman, Paul

Bleaching and dyeing; fluid treatment and chemical modification

Treatment of hides, skins, feathers and animal tissues

Tanning

8 9419R, C14C 318

Patent

active

048223727

ABSTRACT:
An improved process for tanning leather by treating animal skins with a water-soluble melamine-formaldehyde resin in the presence of an acid catalyst towards the end is improved by using a melamine-formaldehyde resin which is at least partially etherified with a glycol ether, alkyl glycol ether, or both.

REFERENCES:
patent: 2316741 (1943-04-01), Dawson
patent: 2326740 (1943-04-01), Dawson
patent: 2944046 (1960-07-01), Sellet
patent: 3068190 (1962-12-01), D'Alelio
Chemical Abstracts, vol. 29:10622(a) (1958).

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