RETANNAGE OF LEATHER WITH MELAMINE,DICYANDIAMIDE AND ALDEHYDE CONDENSATE REACTED WITH A LOW MOLECULAR AROMATIC SULFONATE
United States Patent 3397941
US Patent References:
Process of tanning leather and product thus produced
- - 2970033
Process for the preparation of tanning resins
- - 3206435
Process of tanning leather and product thus produced
- - 2970033
Process for the preparation of tanning resins
- - 3206435
Inventors:
Heyden, Rudi
Plapper, Jurgen
Plapper, Jurgen
Publication Date:
08/20/1968
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Assignee:
BOHME FETTCHEMIE GMBH
Primary Class:
Other Classes:
8/94.330, 8/94.210
International Classes:
C08G16/02; C14C3/20; C14C3/28; C08G16/00; C14C3/00