Patent · US Active

Modified phosphinimine catalysts for olefin polymerization

US8952111B2 · kind B2 · utility

0Cited by
45References
25Claims
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Inventors

Key dates

Filing dateSep 19, 2011
Grant dateFeb 10, 2015
Priority date—
Expiry dateJan 13, 2033

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S526/943
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Olefin polymerization is carried out with a supported phosphinimine catalyst which has been treated with a long chain substituted amine compound.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.