| 发明名称 |
High efficiency catalysts for varying olefin polymer molecular weight distribution |
| 摘要 |
Catalysts having high efficiency in preparing olefin polymers while controlling molecular weight distribution are disclosed. The catalysts utilize magnesium siloxide supports and the product polymer molecular weight distribution can be controlled by the catalyst preparation.
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| 申请公布号 |
US4699961(A) |
申请公布日期 |
1987.10.13 |
| 申请号 |
US19860851475 |
申请日期 |
1986.06.16 |
| 申请人 |
E. I. DU PONT DE NEMOURS & CO. |
发明人 |
GESSELL, DONALD E. |
| 分类号 |
C07F7/08;C08F4/02;C08F10/00;C08G77/398;(IPC1-7):C08F4/02 |
主分类号 |
C07F7/08 |
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