Patent · US Expired

Catalyst for producing polyolefin and process for producing polyolefin

US5733990A · kind A · utility

4Cited by
1References
2Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 19, 1997
Grant dateMar 31, 1998
Priority date
Expiry dateFeb 19, 2017

Classification

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

Abstract

A catalyst for producing a poly-.alpha.-olefin which comprises a metallocene compound containing an element of group IVA bonded to an organic polymer containing an element of group IVB; and a process for producing a poly-.alpha.-olefin which comprises polymerizing an .alpha.-olefin in the presence of the above-described catalyst and also a specified aluminoxane as a co-catalyst.

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