Purification of 1,1,1,2-tetrafluoroethane

Details Purification of 1,1,1,2-tetrafluoroethane Purification of 1,1,1,2-tetrafluoroethane

C - Chemistry, Metallurgy

07

C

C07C 19/08 (2006.01) C07C 17/38 (2006.01) C07C 17/389 (2006.01)

Patent

CA 2137795

A process for the removal of 1,1,2,2-tetrafluoroethane from 1,1,1,2- tetrafluoroethane which comprises contacting 1,1,1,2-te- trafluoroethane containing 1,1,2,2-tetrafluoroethane with a zeolite having a mean pore size in the range of 3.8.ANG. an 4.8.ANG.. The zeolite is preferably calcium chabazite.

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