Bleaching and dyeing; fluid treatment and chemical modification – Treatment of hides – skins – feathers and animal tissues – Treatment of untanned skins or hides
Patent
1982-02-12
1983-03-22
Tungol, Maria Parrish
Bleaching and dyeing; fluid treatment and chemical modification
Treatment of hides, skins, feathers and animal tissues
Treatment of untanned skins or hides
8 9418, C14C 108
Patent
active
043773877
ABSTRACT:
Conventionally limed hides are delimed for from one to six hours under conventional deliming conditions in respect of liquor length, temperature and pH of the liquor, by a process in which a cyclic carbonate of a polyhydric aliphatic alcohol of 2 to 6 carbon atoms is employed as the active agent.
REFERENCES:
patent: 4213760 (1980-07-01), Hahn et al.
Hahn Erwin
Lach Dietrich
Schneider Kurt
Streicher Rolf
Strickler Rainer
BASF - Aktiengesellschaft
Tungol Maria Parrish
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