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Title:
PROCESSES FOR PREPARING METALLOCENE-BASED CATALYST SYSTEMS
Document Type and Number:
WIPO Patent Application WO/2015/105750
Kind Code:
A3
Abstract:
Methods for preparing single and dual metallocene catalyst systems containing an activator-support are disclosed. These methods can include precontacting of the activator-support and an organoaluminum compound, as well as sequential contacting of two different metallocene compounds to form a dual metallocene catalyst system.

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Inventors:
CYMBALUK TED H (US)
MCDANIEL MAX P (US)
YANG QING (US)
HOLTERMANN DENNIS L (US)
CRAIN TONY R (US)
Application Number:
PCT/US2015/010136
Publication Date:
August 27, 2015
Filing Date:
January 05, 2015
Export Citation:
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Assignee:
CHEVRON PHILLIPS CHEMICAL CO (US)
International Classes:
C08F210/02; C08F4/6592
Foreign References:
US7041617B22006-05-09
US6524987B12003-02-25
US20070255028A12007-11-01
US20100331501A12010-12-30
US7960487B22011-06-14
US20120077665A12012-03-29
Other References:
See also references of EP 3092257A2
Attorney, Agent or Firm:
RHODES, Monte R. (54396) (10001 Six Pines DriveThe Woodlands, Texas, US)
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