Patent · US Expired

Dicationic non-metallocene group 4 metal complexes

US6683199B1 · kind B1 · utility

3Cited by
1References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 15, 2002
Grant dateJan 27, 2004
Priority date
Expiry dateMar 19, 2022

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07F7/28
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Dicationic or partially dicationic Group 4 metal compounds having utility has addition polymerization catalysts among other uses and a method of preparation.

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