发明名称 |
CATALYST SYSTEM OF ENHANCED PRODUCTIVITY AND ITS USE IN POLYMERIZATION PROCESS |
摘要 |
An ionic catalyst system for polymerizing monomers comprising a reaction product of a Group 4 transition metal compounds containing a single cyclopentadienyl ligand and a heteroatom contacting group and a non-coordinating anion precursor, and a Group 13 element organo compound additive. The catalyst system described, employing the organoadditive, results in a catalyst of enhanced productivity for the polymerization of olefins. Said catalyst system and additive may optionally be placed on an inert support media and prepolymerized if desired. The catalyst system may be used to polymerize monomers under high pressure, solution, liquid, bulk, slurry or gas phase polymerization conditions. |
申请公布号 |
WO9407927(A1) |
申请公布日期 |
1994.04.14 |
申请号 |
WO1993US09529 |
申请日期 |
1993.10.05 |
申请人 |
EXXON CHEMICAL PATENTS INC. |
发明人 |
HLATKY, GREGORY, GEORGE;CANICH, JO, ANN, MARIE;TURNER, HOWARD, WILLIAM |
分类号 |
C08F4/642;C08F4/42;C08F4/645;C08F4/646;C08F4/659;C08F4/6592;C08F4/80;C08F10/00;C08F210/02;(IPC1-7):C08F10/00 |
主分类号 |
C08F4/642 |
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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