Method for producing perfluorocarbon

Details Method for producing perfluorocarbon Method for producing perfluorocarbon

1997-12-31

1999-04-06

Siegel, Alan

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

Organic compounds

Halogen containing

C07C 1908

Patent

active

058921346

ABSTRACT:
A production method of perfluorocarbon comprising a main reaction step of making a hydrofluorocarbon and fluorine gas of raw materials react in vapor phase with each other to obtain a reaction product gas containing a perfluorocarbon and residual fluorine gas, and a fluorine gas removing step of making the reaction product gas effluent from the main reaction step contact a hydrofluorocarbon having a chemical equivalent not less than 1.1 mol times a chemical equivalent of the fluorine gas contained in the reaction product gas, thereby removing the fluorine gas.

REFERENCES:
patent: 4377715 (1983-03-01), Nychka et al.
patent: 5406008 (1995-04-01), Sievert
patent: 5434319 (1995-07-01), Herkelmann et al.
patent: 5710351 (1998-01-01), Ohno et al.

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