发明授权
US5600040A Separation of tetrafluoroethane isomers 失效
分离四氟乙烷异构体

Separation of tetrafluoroethane isomers
摘要:
Separation of CF.sub.3 CH.sub.2 F and CHF.sub.2 CHF.sub.2 from a mixture thereof is effectively achieved using either inorganic molecular sieves having suitable intermediate electronegaativities (compared to Zeolite Na-X) or activated carbon.
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