Back to results
US 8,044,251 B2Granted
Process for the preparation of halo-olefins
AssigneeE. I. Du Pont de Nemours and Company
InventorsMario Joseph Nappa, Xuehui Sun
Life of this patent
Estimating the term…
Abstract
Described is a process for preparing a halo-olefin comprising contacting a halogenated hydrocarbon with a metal dehalogenating agent, in a solvent, in the presence of a phase transfer catalyst, under conditions sufficient to dehalogenate said halogenated hydrocarbon to produce a product stream comprising said halo-olefin. In one embodiment, the halogenated hydrocarbon is trifluorotrichloroethane and the halo-olefin is chlorotrifluoroethylene.
Claims11
A process for preparing a haloolefin comprising:
- contacting a halogenated hydrocarbon with a metal dehalogenating agent, in a solvent, in the presence of a phase transfer catalyst, under conditions sufficient to dehalogenate said halogenated hydrocarbon to produce a product stream comprising said haloolefin.
Dependencies are inferred from the claim text.