| 发明名称 |
Process for making water dispersible celluloseethers having a reduced amount of free glyoxal |
| 摘要 |
Glyoxal-treated polysaccharide derivatives are treated with an aqueous solution of water-soluble aluminum salts and/or water-soluble borates, optionally, with buffer substances to set pH of the glyoxal treated polysaccharide derivative, and dried.
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| 申请公布号 |
EP1452544(A1) |
申请公布日期 |
2004.09.01 |
| 申请号 |
EP20040003373 |
申请日期 |
2004.02.13 |
| 申请人 |
WOLFF CELLULOSICS GMBH & CO.KG |
发明人 |
BRACKHAGEN, MEINOLF, DR.;SCHLESIGER, HARTWIG DR. |
| 分类号 |
C08B11/00;C08B11/20;C08B15/00;(IPC1-7):C08B11/20;C08L1/28 |
主分类号 |
C08B11/00 |
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