| 发明名称 |
PROCESS FOR THE PREPARATION OF BLOCK COPOLYMERS |
| 摘要 |
<p>PRESS FOR THE PREPARATION OF BLOCK COPOLYMERS Block copolymers are prepared by using two successive and different catalytic processes, a Ziegler-Natta type polymerization followed by an anionic polymerization.</p> |
| 申请公布号 |
CA1221785(A) |
申请公布日期 |
1987.05.12 |
| 申请号 |
CA19840456363 |
申请日期 |
1984.06.12 |
| 申请人 |
SHELL CANADA LIMITED |
发明人 |
WILLIS, CARL L. |
| 分类号 |
C08F4/00;C08F4/48;C08F4/60;C08F4/62;C08F4/625;C08F4/72;C08F295/00;C08F297/00;(IPC1-7):C08F297/02 |
主分类号 |
C08F4/00 |
| 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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