Patent · US Expired

Activation of catalyst in ethylene polymerization at high temperatures

US5519098A · kind A · utility

23Cited by
6References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 12, 1994
Grant dateMay 21, 1996
Priority date
Expiry dateOct 12, 2014

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08F210/16
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

The present invention relates to a method for activating coordination catalysts suitable for the polymerization of alpha olefins using a alkoxy aluminum alkyl compound prepared by mixing an alcohol and an alkyl aluminum. The activator retains its activity and is easy to prepare simplifying the polymerization process.

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