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Olefin polymerization catalyst system comprising mesoporous organosilica support

  • US 10,294,312 B2
  • Filed: 12/11/2015
  • Issued: 05/21/2019
  • Est. Priority Date: 12/12/2014
  • Status: Expired due to Fees
First Claim
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1. A catalyst system comprising:

  • one or more olefin polymerization catalyst compounds;

    a catalyst support comprising an organosilica material that is a polymer of at least one monomer of Formula [Z1OZ2SiCH2]3 (I), wherein Z1 represents a hydrogen atom, a C1-C4 alkyl group, or a bond to a silicon atom of another monomer and Z2 represents a hydroxyl group, a C1-C4 alkoxy group, a C1-C6 alkyl group, or an oxygen atom bonded to a silicon atom of another monomer; and

    an activator.

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