Process for producing 1,1,2-tetrafluoroethane

Details Process for producing 1,1,2-tetrafluoroethane Process for producing 1,1,2-tetrafluoroethane

1993-07-13

1994-09-06

Siegel, Alan

Organic compounds -- part of the class 532-570 series

Organic compounds

Halogen containing

570169, C07C 1708

Patent

active

053450159

ABSTRACT:
A process for producing 1,1,1,2-tetrafluoroethane from trichloroethylene and HF, which comprises introducing products of a reaction of trichloroethylene with HF, and products of a reaction of 1,1,1-trifluoro-2-chloroethane with HF into a first distillation column either separately or as a mixture thereof, recovering HCl as a distillate from the top of the first distillation column, and introducing the remainder into a second distillation column.

REFERENCES:
patent: 3709800 (1973-01-01), Fox
patent: 4975156 (1990-12-01), Wismer

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