Patent · US Expired

Synthesis of hexafluoropropylene

US6924403B2 · kind B2 · utility

19Cited by
9References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 7, 2003
Grant dateAug 2, 2005
Priority date
Expiry dateAug 16, 2023

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C17/269
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

The present invention relates to the process of pyrolyzing tetrafluoroethylene to hexafluoropropylene by carrying out the pyrolysis in a tubular reactor that is lined with either nickel or nickel alloy which contains no greater than 8 wt % chromium.

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