Polymerisasjonskatalysatorsystem, fremgangsmåte for fremstilling og anvendelse derav
摘要
A novel magnesium treated silica-containing compound that is useful as a support for chromium based olefin polymerization catalyst systems is provided which produces ethylene polymers having with MWD's that promote good properties particularly in HMW film applications.
申请公布号
NO20022098(A)
申请公布日期
2002.07.03
申请号
NO20020002098
申请日期
2002.05.02
申请人
PHILLIPS PETROLEUM COMPANY
发明人
SHVEIMA, JOSEPH SAMUEL;MCDANIEL, MAX PAUL;MARTIN, SHIRLEY JEAN;COLLINS, KATHY S;BENHAM, ELIZABETH ANN;EATON, ANTHONY P;SUKHADIA, ASHISH M