C - Chemistry – Metallurgy – 07 – C
Patent
C - Chemistry, Metallurgy
07
C
260/658.1
C07C 19/08 (2006.01) C07C 17/278 (2006.01)
Patent
CA 2033782
- 1 - ABSTRACT The present invention is directed to a process for preparing 1,1,1,2,2-pentafluoro-3,3-dichloropropane and 1,1,2,2,3-pentafluoro-1,3-dichloropropane. The process comprises reacting dichloromethane and tetrafluoroethylene in a solvent in the presence of a catalyst and has improved conversion and selectivity characteristics.
Aoyama Hirokazu
Kono Satoru
Koyama Satoshi
Daikin Industries Ltd.
Kirby Eades Gale Baker
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