Patent · US Expired

Process for producing .alpha.-olefin polymer

US5576259A · kind A · utility

351Cited by
2References
1Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 6, 1994
Grant dateNov 19, 1996
Priority date
Expiry dateOct 6, 2014

Classification

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

Abstract

A catalyst for olefin polymerization is provided which comprises, as the components, a) a metallocene compound, b) an ionizing ionic compound, c) an organoaluminum compound, and d) a Lewis base compound. This catalyst has a stable active species and improves productivity of an olefin polymer without deterioration of the catalytic activity.

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