Title:
SYNTHETIC TANNING AGENTS FOR PRODUCING SHRUNKEN GRAIN LEATHER
United States Patent 3423452
US Patent References:
Manufacture of tanning substances
- - 1901536
Process for the manufacture of tanning substances
- - 1972754
Water soluble condensation products with a tanning action
- - 2716098
Condensation products of sulfonic acid, aliphatic aldehyde and o-chloro-phenol and prcess of preparation
- - 2829122
Production of shrunk leather
- - 3010779
Manufacture of tanning substances
- - 1901536
Process for the manufacture of tanning substances
- - 1972754
Water soluble condensation products with a tanning action
- - 2716098
Condensation products of sulfonic acid, aliphatic aldehyde and o-chloro-phenol and prcess of preparation
- - 2829122
Production of shrunk leather
- - 3010779
Inventors:
Lipowski, Stanley A.
Publication Date:
01/21/1969
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Export Citation:
Assignee:
DIAMOND SHAMROCK CORP
Primary Class:
Other Classes:
8/94.240
International Classes:
C07C309/35; C07C317/22; C08G8/28; C14C3/20; C07C309/00; C07C317/00; C08G8/00; C14C3/00; C14C3/08; C07C143/42