Title:
METHOD FOR SEPARATING PERFLUORO(POLY)ETHER-GROUP-CONTAINING ALCOHOL COMPOUNDS
Document Type and Number:
WIPO Patent Application WO/2018/038213
Kind Code:
A1
Abstract:
The present invention provides a method for separating a mixture that includes a perfluoro(poly)ether-group-containing monoalcohol compound represented by formula (2) and a perfluoro(poly)ether-group-containing dialcohol compound represented by formula (3) [in formulas (2) and (3), each symbol is as described in the specification] by chromatography, wherein the method includes: a step for adsorbing the mixture to a stationary phase; and a step for eluting the perfluoro(poly)ether-group-containing monoalcohol compound represented by formula (2) to separate this compound from a perfluoro(poly)ether-group-containing monoalcohol compound represented by formula (3) by a mobile phase selected from the group consisting of hydrofluorocarbons, hydrochlorofluorocarbons, hydrofluoroethers, fluorine-containing ester solvents, and fluorine-atom-containing aromatic solvents.
Inventors:
NAITOU MASATO (JP)
NOMURA TAKASHI (JP)
TAKANO SHINYA (JP)
NOMURA TAKASHI (JP)
TAKANO SHINYA (JP)
Application Number:
PCT/JP2017/030356
Publication Date:
March 01, 2018
Filing Date:
August 24, 2017
Export Citation:
Assignee:
DAIKIN IND LTD (JP)
International Classes:
C08G65/30; B01D15/42
Domestic Patent References:
| WO2009151141A1 | 2009-12-17 | |||
| WO2015025930A1 | 2015-02-26 |
Foreign References:
| JPH1077341A | 1998-03-24 | |||
| JPH06145339A | 1994-05-24 | |||
| JPH06145340A | 1994-05-24 | |||
| JP2006022334A | 2006-01-26 | |||
| JP2015199888A | 2015-11-12 | |||
| JP2014530945A | 2014-11-20 | |||
| JPH04307509A | 1992-10-29 | |||
| JP2006022334A | 2006-01-26 |
Other References:
See also references of EP 3505553A4
Attorney, Agent or Firm:
SAMEJIMA, Mutsumi et al. (JP)
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