| 发明名称 |
OLEFIN POLYMERIZATION CATALYST COMPOSITION HAVING INCREASED ACTIVITY |
| 摘要 |
The invention relates to a method for preparing an activated catalyst composition comprising a single site catalyst precursor and an activating cocatalyst, which comprises contacting outside of a polymerization reactor a single site catalyst precursor with an activating cocatalyst before, during, or after contacting the single site catalyst precursor with a weakly coordinating electron donor.
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| 申请公布号 |
CA2277224(C) |
申请公布日期 |
2004.07.20 |
| 申请号 |
CA19982277224 |
申请日期 |
1998.01.08 |
| 申请人 |
UNION CARBIDE CHEMICALS & PLASTICS TECHNOLOGY CORPORATION |
发明人 |
WHITEKER, GREGORY TODD;SCHRECK, DAVID JAMES;PETERSON, THOMAS HENRY;WILLIAMS, CLARK CURTIS;WENZEL, TIMOTHY TODD;SISHTA, PURNA CHAND;OSKAM, JOHN HENRY |
| 分类号 |
C08F4/651;C08F4/609;C08F4/64;C08F4/6592;C08F10/00;C08F210/16;(IPC1-7):C08F10/00 |
主分类号 |
C08F4/651 |
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