Olefins such as ethylene and alpha -olefins may be (co)polymerized using preformed catalysts containing selected transition metals, especially late transition metals, complexed to selected ligands. These performed catalysts are preferably particulate solids, and may be used for polymerizations in liquid media or the gas phase.
申请公布号
WO9856832(A1)
申请公布日期
1998.12.17
申请号
WO1998US11904
申请日期
1998.06.09
申请人
E.I. DU PONT DE NEMOURS AND COMPANY;BENNETT, ALISON, MARGARET, ANNE;MCLAIN, STEPHEN, JAMES
发明人
BENNETT, ALISON, MARGARET, ANNE;MCLAIN, STEPHEN, JAMES