Invention Grant
- Patent Title: Process to polymerize olefins
- Patent Title (中): 烯烃聚合方法
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Application No.: US10650956Application Date: 2003-08-28
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Publication No.: US06982236B2Publication Date: 2006-01-03
- Inventor: Timothy T. Wenzel , David James Schreck
- Applicant: Timothy T. Wenzel , David James Schreck
- Applicant Address: US TX Houston
- Assignee: Univation Technologies, LLC
- Current Assignee: Univation Technologies, LLC
- Current Assignee Address: US TX Houston
- Agent Lisa Kimes Jones; Kevin M. Faulkner
- Main IPC: B01J31/00
- IPC: B01J31/00 ; B01J37/00 ; C08F4/02 ; C08F4/60
Abstract:
This invention relates to a method to prepare a supported catalyst system comprising preparing a combination comprising 1) a first supported catalyst system comprising a support, an activator and a metal catalyst compound, and 2) a second supported catalyst system comprising a support, an activator and a metal catalyst compound and thereafter spray-drying the combination.
Public/Granted literature
- US20040039138A1 Catalyst preparation method Public/Granted day:2004-02-26
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