发明名称 |
Supported late transition metal catalyst systems |
摘要 |
The invention encompasses late transition metal catalyst systems immobilized on solid supports and their use in heterogenous polymerization processes, particularly in gas phase polymerization of olefin monomers. Preferred embodiments include a late transition metal catalyst system comprising a Group 9, 10, or 11 metal complex stabilized by a bidentate ligand structure immobilized on a solid porous metal or metalloid oxide particle support, particularly those comprising silica. The gas phase polymerization process for olefin monomers comprises contacting one or more olefins with these catalyst systems under gas phase polymerization conditions.
|
申请公布号 |
US7084223(B2) |
申请公布日期 |
2006.08.01 |
申请号 |
US20040838724 |
申请日期 |
2004.05.04 |
申请人 |
EXXONMOBIL CHEMICAL PATENTS INC. |
发明人 |
VAUGHAN GEORGE ALAN;CANICH JO ANN MARIE;MATSUNAGA PHILLIP T.;GINDELBERGER DAVID EDWARD;SQUIRE KEVIN RICHARD |
分类号 |
C08F4/60;B01J31/14;B01J31/16;B01J31/18;B01J31/26;C08F4/70;C08F10/00;C08F10/02;C08F110/02 |
主分类号 |
C08F4/60 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|