Process for the manufacture of 1,1,1-trihaloethanes
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United States of America Patent
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Nov 12, 1996
Grant Date -
N/A
app pub date -
Sep 25, 1995
filing date -
Sep 26, 1994
priority date (Note) -
Expired
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Abstract
1,1,1-Trifluoroethane is produced, in addition to 1,1,-dichloro-1-fluoroethane and/or 1-chloro-1,1-difluoroethane, by hydrofluorination in the liquid phase, using hydrogen fluoride, vinylidene fluoride and at least one chloro compound chosen from vinylidene chloride and 1,1,1-trichloroethane.
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