Title:
METHOD FOR PRODUCING (HYDRO)HALOCARBON
Document Type and Number:
WIPO Patent Application WO/2021/187369
Kind Code:
A1
Abstract:
A method for producing a (hydro)halocarbon according to one embodiment of the present invention comprises a step wherein an azeotropic or azeotrope-like composition which contains a (hydro)halocarbon and a compound that is different from the (hydro)halocarbon is subjected to distillation under reduced pressure, thereby purifying the (hydro)halocarbon. A method for producing a (hydro)halocarbon according to another embodiment of the present invention comprises a step wherein an azeotropic or azeotrope-like composition which contains a (hydro)halocarbon and a compound that is different from the (hydro)halocarbon is subjected to distillation under reduced pressure, thereby purifying the (hydro)halocarbon; and both of the normal boiling points of the (hydro)halocarbon and the compound are 80°C or less.
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Inventors:
YOSHIKAWA SATOSHI (JP)
IMURA HIDEAKI (JP)
NISHINAKA NAOKI (JP)
IMURA HIDEAKI (JP)
NISHINAKA NAOKI (JP)
Application Number:
PCT/JP2021/010095
Publication Date:
September 23, 2021
Filing Date:
March 12, 2021
Export Citation:
Assignee:
CENTRAL GLASS CO LTD (JP)
International Classes:
C07C17/383; C07C17/386; C07C19/08; C07C21/18
Domestic Patent References:
WO2014046251A1 | 2014-03-27 | |||
WO2013187489A1 | 2013-12-19 |
Foreign References:
JP2013509409A | 2013-03-14 | |||
JP2001524461A | 2001-12-04 | |||
JP2007520561A | 2007-07-26 | |||
JP2003530323A | 2003-10-14 | |||
JP2013103890A | 2013-05-30 |
Attorney, Agent or Firm:
TAKAHASHI, HAYASHI AND PARTNER PATENT ATTORNEYS, INC. (JP)
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