Patent · US Active

Polymerization catalyst comprising amidine ligand

US7956140B2 · kind B2 · utility

13Cited by
1References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 14, 2005
Grant dateJun 7, 2011
Priority date
Expiry dateNov 18, 2027

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08F2420/04
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

The invention relates to a process for the preparation of a polymer comprising at least one aliphatic or aromatic hydrocarbyl C2-20 olefin in the presence of an ionic catalyst, comprising an organometallic compound and an activator, and optionally a scavenger.

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