Patent · US Expired

Processes for making polymers containing pendant cyclic anhydride groups

US6649714B2 · kind B2 · utility

6Cited by
1References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 27, 2003
Grant dateNov 18, 2003
Priority date
Expiry dateFeb 27, 2023

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08G61/08
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

A process for polymerizing polycycloolefins containing pendant anhydride moieties is disclosed. The process utilizes a single component nickel containing catalyst of the formula EnNi(C6F5)2 wherein n is 1 or 2 and E represents a neutral electron donor ligand.

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