发明名称 |
MIXED PHOSPHINIMINE CATALYST |
摘要 |
A supported catalyst for the polymerization of olefins, especially ethylene, has at least two catalyst components having different propagation and/or termination constants. Each catalyst component must have at least one phosphinimine ligand. The polymer produced according to this invention has a broad molecular weight distribution. Catalysts according to this invention have a very surprising and desirable hydrogen response. |
申请公布号 |
CA2278042(A1) |
申请公布日期 |
2001.01.19 |
申请号 |
CA19992278042 |
申请日期 |
1999.07.19 |
申请人 |
NOVA CHEMICALS CORPORATION |
发明人 |
HALL, BARBARA CHRISTINE;CIUPA, ALISON;MCKAY, IAN |
分类号 |
C08F4/643;C08F4/02;C08F4/642;C08F4/658;C08F4/659;C08F4/6592;C08F10/00;C08F10/02;C08F110/02;C08F210/16 |
主分类号 |
C08F4/643 |
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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