Title:
DEHYDRATION METHOD FOR FLUORINE-BASED HYDROCARBON COMPOUND
Document Type and Number:
WIPO Patent Application WO/2021/107046
Kind Code:
A1
Abstract:
The purpose of the present disclosure is to provide a method for dehydrating a composition containing a fluorine-based hydrocarbon compound such as HFC-134a. This dehydration method includes a step for bringing a composition containing a fluorine-based hydrocarbon compound into contact with zeolite.
Inventors:
ETOU YUUSUKE (JP)
NAKAMURA SHINGO (JP)
NAKAMURA SHINGO (JP)
Application Number:
PCT/JP2020/044095
Publication Date:
June 03, 2021
Filing Date:
November 26, 2020
Export Citation:
Assignee:
DAIKIN IND LTD (JP)
International Classes:
C07C19/08; C07C17/389
Domestic Patent References:
| WO1998008790A1 | 1998-03-05 | |||
| WO2013099856A1 | 2013-07-04 |
Foreign References:
| JPH08206494A | 1996-08-13 | |||
| JP2003261476A | 2003-09-16 | |||
| JPH06107572A | 1994-04-19 | |||
| JP2011083726A | 2011-04-28 | |||
| JPH08206493A | 1996-08-13 | |||
| US5446710A | 1995-08-29 |
Other References:
See also references of EP 4067326A4
Attorney, Agent or Firm:
SAEGUSA & PARTNERS (JP)
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