| 发明名称 |
Water-swellable, hydrophilic polymer compositions |
| 摘要 |
The present invention relates to water-swellable, hydrophilic polymer compositions which can be prepared by free-radical (co)polymerization of one or more hydrophilic monomers in the presence of starch and/or chemically modified starch, wherein a free-radical initiator which forms three or more free radical sites per molecule is used.
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| 申请公布号 |
US6107432(A) |
申请公布日期 |
2000.08.22 |
| 申请号 |
US19980084941 |
申请日期 |
1998.05.26 |
| 申请人 |
BASF AG |
发明人 |
ENGELHARDT, FRITZ;FUNK, RUEDIGER;HERFERT, NORBERT;WEISMANTEL, MATTHIAS |
| 分类号 |
A61F13/53;A61L15/60;C08F2/44;C08F4/04;C08F4/34;C08F4/36;C08F20/00;C08F20/04;C08F251/00;(IPC1-7):C08G63/00 |
主分类号 |
A61F13/53 |
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