Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...
Patent
1989-01-23
1990-03-13
Hollrah, Glennon H.
Organic compounds -- part of the class 532-570 series
Organic compounds
Heterocyclic carbon compounds containing a hetero ring...
549510, C07D30504
Patent
active
049084607
ABSTRACT:
A process for purifying 2,2,3,3-tetrafluorooxetane which contains at least one impurity compound selected from the group consisting of hydrogen fluoride and trifluoropropionylfluoride, which process comprises contacting 2,2,3,3-tetrafluorooxetane with at least one adsorbent selected from the group consisting of silica gel and alumina and causing said impurity to be adsorbed on said particles to remove it from the 2,2,3,3-tetrafluorooxetane.
REFERENCES:
patent: 2924607 (1960-02-01), Patterson
Ohsaka Yohnosuke
Takaki Shoji
Daikin Industries Ltd.
Hollrah Glennon H.
Owens Amelia A.
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