The Chemours Company
Dehydrohalogenation of hydrochlorofluorocarbons

Abstract:

The present specification relates to a dehydrohalogenation process comprising contacting a halofluoroalkane of formula RCXYCZQT with a caustic agent optionally in the presence of an amine in an aqueous solvent in the absence of a catalyst while providing mixing with power input ranging from about 0.1 to about 50 HP/1000 gallons to produce a product comprising a fluoroolefin of formula RCX.dbd.CZQ, wherein R is perfluorinated alkyl group and X, Z and Q are independently H or halogen, and one of Y and T is H and the other is halogen.