Patent · US Expired

Process for olefin polymerization using metallocene catalysts with Lewis acids and aluminum alkyls

US5883202A · kind A · utility

27Cited by
5References
33Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 7, 1995
Grant dateMar 16, 1999
Priority date
Expiry dateJun 7, 2015

Classification

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

Abstract

The invention is a process for using a metallocene catalyst system in polymerization of olefins. The metallocene is contacted with the Lewis acid. The aluminum alkyl is contacted with the olefin. The two mixtures are contacted with each other under polymerization conditions.

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