Patent · US Expired

Perfluoroelastomers from hydrofluoroelastomers

US4131726A · kind A · utility

8Cited by
3References
2Claims
0Family size

Assignee

Inventor

Key dates

Filing dateFeb 14, 1977
Grant dateDec 26, 1978
Priority date
Expiry dateFeb 14, 1997

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08F8/22
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

This invention relates to new and improved fluoroelastomers having fluorinated crosslinks and more specifically to fluoroelastomers containing ether groups and perfluorovinylether groups, the fluoroelastomer having been crosslinked with a hydrocarbon cure catalyst and then reacted with fluorine.

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