Patent · US Expired

Highly active supported catalyst compositions

US6664348B2 · kind B2 · utility

35Cited by
18References
16Claims
0Family size

Assignee

Inventor

Key dates

Filing dateFeb 11, 2002
Grant dateDec 16, 2003
Priority date
Expiry dateFeb 11, 2022

Classification

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

Abstract

This invention relates to metallocene catalyst compositions which are highly active for the polymerization of olefins, particularly prochiral &agr;-olefins. The catalyst compositions contain at least one metallocene, and least one activator and a support that has been fluorided using a fluoride containing compound.

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