Patent · US Expired

Process for the manufacture of 1-chloro-1,1-difluoroethane

US5008474A · kind A · utility

17Cited by

1References

27Claims

0Family size

Assignee

Solvay & Cie · BE

Inventors

Rene Wairaevens · Brussels, BE
James Franklin · Brussels, BE
Jean-Marie Yernaux · Rixensart, BE

Key dates

Filing date	Mar 9, 1990
Grant date	Apr 16, 1991
Priority date	—
Expiry date	Mar 9, 2010

Classification

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

Abstract

1-Chloro-1,1-difluoroethane is prepared by reacting hydrogen fluoride with vinylidene chloride, in a liquid medium containing preferably at least 40 mol % 1,1-dichloro-1-fluoroethane.

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