Method of producing 1,1-difluoroethane and application...

Details Method of producing 1,1-difluoroethane and application... Method of producing 1,1-difluoroethane and application...

2007-11-13

2007-11-13

Witherspoon, Sikarl A. (Department: 1621)

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

Organic compounds

Halogen containing

C570S165000, C570S168000

Reexamination Certificate

active

10573125

ABSTRACT:
Process for the manufacture of 1,1-difluoroethane by liquid-phase fluorination of 1,2-dichloroethane using hydrofluoric acid in the presence of a Lewis acid as catalyst and of FeCl3as cocatalyst. Process for the manufacture of 1,1-difluoroethylene employing it.

REFERENCES:
patent: 2452975 (1948-11-01), Whalley et al.
patent: 4148831 (1979-04-01), Schultz et al.
patent: 5545775 (1996-08-01), Thenappan et al.
patent: 5672788 (1997-09-01), Nappa et al.
patent: 5714650 (1998-02-01), Wuttke
patent: 2 842 802 (2004-01-01), None
patent: 50 106904 (1974-02-01), None
patent: 50 106905 (1974-02-01), None

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