Patent · US Active

Iron complexes and methods for polymerization

US9290591B2 · kind B2 · utility

0Cited by
2References
32Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 8, 2012
Grant dateMar 22, 2016
Priority date
Expiry dateFeb 8, 2032

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08F2410/03
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Provided are methods of preparing polymers, such as polyisoprene, polybutadiene, polypiperylene, polycyclohexadiene, poly-β-farnesene, or poly-β-myrcene, using iron complexes. Also provided are novel iron complexes, pre-catalysts, intermediates, and ligands useful in the inventive polymerization system.

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