Ethylene polymerization using supported vanadium catalyst
摘要
An ethylene polymerization catalyst comprising a supported precursor of vanadium trihalide/electron donor complex and alkylaluminum or boron halides, when combined with alkylaluminum cocatalyst and alkyl halide promoter, provides enhanced polymerization and productivity plus superior polyethylene.
申请公布号
US4988783(A)
申请公布日期
1991.01.29
申请号
US19900473104
申请日期
1990.02.02
申请人
UNION CARBIDE CHEMICALS AND PLASTICS COMPANY INC.
发明人
BERAN, DEBRA L.;CANN, KEVIN J.;JORGENSEN, ROBERT J.;KAROL, FREDERICK J.;MARASCHIN, NORMA J.;MARCINKOWSKY, ARTHUR E.