Patent · US Expired

Low molecular weight polymers and copolymers

US4526945A · kind A · utility

38Cited by
2References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 21, 1984
Grant dateJul 2, 1985
Priority date
Expiry dateMar 21, 2004

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08F20/12
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

The process comprises polymerizing monomers, especially including methacrylic monomer, in the presence of azo catalyst and between 0.0001% and 0.01% of Cobalt (II) dimethylglyoxime pyridine or similar Cobalt (II) complexes to produce a low molecular weight polymer or copolymer.

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