Patent · US Expired

Pentafluoroethane production method

US7067707B2 · kind B2 · utility

7Cited by

3References

19Claims

0Family size

Assignee

SOLVAY (Société Anonyme) · BE

Inventors

Eberhard Piepho · Hannover, DE
Vincent Wilmet · Louvain-la-Neuve, BE
Olivier Buyle · Autre-Église, BE

Key dates

Filing date	Aug 22, 2003
Grant date	Jun 27, 2006
Priority date	—
Expiry date	Aug 22, 2023

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC07C17/087
WIPO fieldOrganic fine chemistry
WIPO sectorChemistry

Abstract

Process for the manufacture of pentafluoroethane, according to which tetrafluoroethylene is subjected to reaction with an organic nitrogenous base hydrofluoride at a temperature of greater than 100° C. and not exceeding 160° C.

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