Patent · US Expired

Supported polymerization catalyst

US4808561A · kind A · utility

706Cited by
8References
16Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMar 18, 1988
Grant dateFeb 28, 1989
Priority date
Expiry dateMar 18, 2008

Classification

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

Abstract

An olefin polymerization supported catalyst comprising a support and the reaction product of a metallocene of Group 4b, 5b or 6b of the Periodic Table and an alumoxane, said reaction product formed in the presence of a support.

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