05786291 is referenced by 25 patents and cites 28 patents.

This invention relates to supported metallocene catalyst systems and to methods for their production and use. Specifically, this invention relates to supported catalyst systems having unique, predetermined properties resulting from the designed distribution of catalyst components within and upon porous support particles. The designed distribution of catalyst components is obtained through sequential deposition of catalyst components with intervening removal of solvent.

Title
Engineered catalyst systems and methods for their production and use
Application Number
8/800743
Publication Number
5786291
Application Date
February 18, 1997
Publication Date
July 28, 1998
Inventor
James J McAlpin
Houston
TX, US
Jeffrey L Brinen
League City
TX, US
Anthony N Speca
Kingwood
TX, US
Agent
Paige Schmidt
Assignee
Exxon Chemical Patents
TX, US
IPC
C08F 4/60
C08F 4/02
B01J 37/00
B01J 31/00
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