发明名称 |
Process for polymerizing olefins and polymerization catalysts used therefor |
摘要 |
Olefins are polymerized in the presence of catalysts prepared by combining a heat activated supported organophosphoryl chromium compound with an alkyl borane which has been pretreated with hydrogen.
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申请公布号 |
US4312786(A) |
申请公布日期 |
1982.01.26 |
申请号 |
US19800154669 |
申请日期 |
1980.05.30 |
申请人 |
NATIONAL PETRO CHEMICALS CORP. |
发明人 |
KATZEN, STANLEY J.;REKERS, LOUIS J. |
分类号 |
C08F4/24;C08F10/00;(IPC1-7):C08F4/22 |
主分类号 |
C08F4/24 |
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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