Patent · US Expired

Polymerized catalyst composition II

US7119155B2 · kind B2 · utility

9Cited by
20References
19Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 24, 2003
Grant dateOct 10, 2006
Priority date
Expiry dateAug 6, 2024

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08F212/08
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

Copolymerization of Ni(II) phenol imine complexes containing olefinic substituents on aryl groups with styrene in the presence of a radical initiator results in polymerized late transition metal catalysts which can be used for olefin polymerization or oligomerization. These catalysts have high catalyst activity for olefin polymerization or oligomerization.

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