Patent · US Expired

Bimetallic complexes and polymerization catalysts therefrom

US6153776A · kind A · utility

40Cited by
9References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 28, 1998
Grant dateNov 28, 2000
Priority date
Expiry dateAug 28, 2018

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S526/943
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Group 3-6 or Lanthanide metal complexes possessing two metal centers, catalysts derived therefrom by combining the same with strong Lewis acids, Bronsted acid salts, salts containing a cationic oxidizing agent or subjected to bulk electrolysis in the presence of compatible, inert non-coordinating anions and the use of such catalysts for polymerizing olefins, diolefins and/or acetylenically unsaturated monomers are disclosed.

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