Patent · US Expired

Process for the preparation of tetrafluoroethylene polymers

US5276261A · kind A · utility

22Cited by
13References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 30, 1992
Grant dateJan 4, 1994
Priority date—
Expiry dateNov 30, 2012

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08F14/26
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

1,1,1,2-Tetrafluoroethane is a good chain-transfer agent for the preparation of polymers of tetrafluoroethylene in aqueous colloidal dispersion.

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