Patent · US Expired

Process for the preparation of 1-chloro-1-fluoroethane and/or 1,1-difluoroethane

US6809226B1 · kind B1 · utility

27Cited by
2References
29Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 27, 1995
Grant dateOct 26, 2004
Priority date
Expiry dateOct 27, 2015

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 chloro-1-fluoroethane and 1,1-difluoroethane by reaction of vinyl chloride with hydrogen fluoride, in organic solvent consisting of at least one saturated halogen-containing hydrocarbon.

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