发明名称 |
Process for the removal of cerium initiator salts from graft polymers for biotechnology and pharmaceutical applications |
摘要 |
An improved method for removing initiators from grafting products, in which grafting was initiated by Cer-(IV) salts, is disclosed. According to said method the grafting procuct is washed with a mineral acid solution of ascorbic acid.
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申请公布号 |
DE19837020(C1) |
申请公布日期 |
1999.09.23 |
申请号 |
DE19981037020 |
申请日期 |
1998.08.14 |
申请人 |
MERCK PATENT GMBH |
发明人 |
BRITSCH, LOTHAR;STOEHR, JOSEF-STEFAN;MUELLER, EGBERT |
分类号 |
C08F6/08;C08F6/02;C08F251/00;C08F291/08;(IPC1-7):C08F6/00 |
主分类号 |
C08F6/08 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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