| 发明名称 |
Water-soluble block copolymer and production method therefor |
| 摘要 |
A water-soluble block copolymer having a mass average molecular weight of 2500 to 800000 and comprising, within a molecule, a poly(ethylene imine) block unit and a poly(N-propionylethylene imine) block unit is a novel linear or star-shaped water-soluble block copolymer.
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| 申请公布号 |
US6960644(B2) |
申请公布日期 |
2005.11.01 |
| 申请号 |
US20030661554 |
申请日期 |
2003.09.15 |
| 申请人 |
KAWAMURA INSTITUTE OF CHEMICAL RESEARCH |
发明人 |
JIN REN-HUA |
| 分类号 |
C08G73/02;(IPC1-7):C08G73/00;C08G83/00 |
主分类号 |
C08G73/02 |
| 代理机构 |
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