Title:
PURIFICATION OF CELLULOSE ETHER AND STARCH ETHER
Document Type and Number:
Japanese Patent JPS57117501
Kind Code:
A
Abstract:
A process for the purification and isolation of cellulose or starch ethers wherein directly after the etherification step the suspension agent and the extraction of the ether product with the purifying agent is carried out on the same continuously working filter.
Inventors:
KURAUSUURIYUDEIGAA BERUNERUTO
FUORUKAA HARUTOBUITSUHI
KURISUTEIAN KORUTSU
DETOMAARU REDEKAA
FUORUKAA HARUTOBUITSUHI
KURISUTEIAN KORUTSU
DETOMAARU REDEKAA
Application Number:
JP18793281A
Publication Date:
July 22, 1982
Filing Date:
November 25, 1981
Export Citation:
Assignee:
WOLFF WALSRODE AG
BAYER AG
BAYER AG
International Classes:
C08B11/00; C08B11/20; C08B31/08; (IPC1-7): C08B11/00; C08B31/08