Patent · US Expired

Process for the preparation of 1,1-difluoroethane

US5714652A · kind A · utility

2Cited by

0References

11Claims

0Family size

Assignee

SOLVAY (Société Anonyme) · BE

Inventors

Frans Grunchard · Overijse, BE
Francine Janssens · Vilvoorde, BE
Vincent Wilmet · Louvain-la-Neuve, BE

Key dates

Filing date	Apr 11, 1996
Grant date	Feb 3, 1998
Priority date	—
Expiry date	Apr 11, 2016

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC07C17/21
WIPO fieldOrganic fine chemistry
WIPO sectorChemistry

Abstract

The invention relates to a process for the preparation of 1,1-difluoroethane by reaction of vinyl chloride with hydrogen fluoride, in the presence of perchloroethylene or 1,1,1,3,3-pentafluorobutane.

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