Title:
PURIFICATION METHOD AND PURIFICATION DEVICE FOR ALCOHOL-CONTAINING LIQUID
Document Type and Number:
WIPO Patent Application WO/2017/203797
Kind Code:
A1
Abstract:
According to an aspect of the present embodiment, provided is a purification device 1 for an alcohol-containing liquid, said purification device 1 being provided with an ion exchange system which comprises an anion exchange column 10 packed with a free base-type weakly basic anion exchange resin and a cation exchange column 12 packed with an H-type strongly acidic cation exchange resin, wherein: the free base-type weakly basic anion exchange resin comprises a free base-type primary amine weakly basic anion exchange resin and/or a free base-type secondary amine weakly basic anion exchange resin; and the alcohol-containing liquid is successively passed through the anion exchange column 10 and the cation exchange column 12 in this order.
Inventors:
TAKADA TOMOKO (JP)
YAO EIYA (JP)
YAO EIYA (JP)
Application Number:
PCT/JP2017/009847
Publication Date:
November 30, 2017
Filing Date:
March 10, 2017
Export Citation:
Assignee:
ORGANO CORP (JP)
International Classes:
C12H1/04; B01J39/05; B01J39/18; B01J41/07; B01J41/14; B01J47/026; B01J47/04; C12H6/02
Domestic Patent References:
| WO2002004593A1 | 2002-01-17 | |||
| WO2013011870A1 | 2013-01-24 |
Foreign References:
| JP2005102554A | 2005-04-21 | |||
| JPH0450193U | 1992-04-28 | |||
| US3437491A | 1969-04-08 | |||
| JP2007282508A | 2007-11-01 | |||
| JP2015149935A | 2015-08-24 | |||
| JP2009118781A | 2009-06-04 | |||
| JP2009247284A | 2009-10-29 | |||
| JP2006345758A | 2006-12-28 | |||
| US4156026A | 1979-05-22 |
Attorney, Agent or Firm:
YKI PATENT ATTORNEYS (JP)
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