05719241 is referenced by 43 patents and cites 9 patents.

The present invention provides a process for preparing polyolefins having a multimodal or at least bimodal molecular weight distribution by contacting in a reaction mixture under polymerization conditions at least one olefin and a catalyst system comprising a supported catalyst-component comprising an alumoxane and at least two metallocenes containing the same transition metal and selected from mono, di, and tri-cyclopentadienyls and substituted cyclopentadienyls of a transition metal and wherein at least one of the metallocenes is bridged and at least one of the metallocenes is unbridged.

Title
Process for producing polyolefins and polyolefin catalyst
Application Number
8/224604
Publication Number
5719241
Application Date
April 7, 1994
Publication Date
February 17, 1998
Inventor
Guy L G Debras
Les Bons Villers
BE
Abbas Razavi
Mons
BE
Agent
Jim Wheelington
M Norwood Cheairs
Assignee
Fina Research
BE
IPC
C08F 4/64
View Original Source