Title:
BIPOLAR MEMBRANE
Document Type and Number:
WIPO Patent Application WO/2017/179672
Kind Code:
A1
Abstract:
The present invention provides a bipolar membrane which is obtained by joining a cation exchange membrane and an anion exchange membrane with each other, and which is characterized in that: the gluconic acid leakage rate thereof at 60°C is 1.0% or less; the cation exchange membrane is supported by a reinforcing material that is formed from a polyolefin; and the cation exchange membrane contains a polyvinyl chloride.
Inventors:
KISHINO MASAYUKI (JP)
YUZUKI KOUTA (JP)
FUKUTA KENJI (JP)
YUZUKI KOUTA (JP)
FUKUTA KENJI (JP)
Application Number:
PCT/JP2017/015180
Publication Date:
October 19, 2017
Filing Date:
April 13, 2017
Export Citation:
Assignee:
ASTOM CORP (JP)
International Classes:
C08J5/22; B01J47/12; B01D61/46; B01D71/26
Domestic Patent References:
| WO2010067775A1 | 2010-06-17 |
Foreign References:
| JP2003012835A | 2003-01-15 | |||
| JPS5494485A | 1979-07-26 | |||
| JPS5193791A | 1976-08-17 | |||
| JPS5337190A | 1978-04-06 |
Other References:
See also references of EP 3444295A4
Attorney, Agent or Firm:
ONO, Hisazumi et al. (JP)
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