Patent · US Expired

Catalysts for olefin polymerization

US7030200B2 · kind B2 · utility

0Cited by
4References
28Claims
0Family size

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Key dates

Filing dateMar 5, 2003
Grant dateApr 18, 2006
Priority date
Expiry dateMar 5, 2023

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08F4/65908
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Late transition metal complexes of certain ligands which contain phosphinidine and/or imine groups are useful as components of polymerization catalysts for olefins. Useful metals in the complexes include Ni, Pd, Fe and Co. Oligomers and/or polymers of olefins such as ethylene can be made.

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