Title:
ANION EXCHANGE MEMBRANE AND METHOD FOR PRODUCING SAME
Document Type and Number:
WIPO Patent Application WO/2021/193161
Kind Code:
A1
Abstract:
This anion exchange membrane comprises a base material formed from a polyolefin-based woven fabric, and an anion exchange resin, wherein the electrical resistance measured at 25°C using 0.5 M saline ranges from 1.0 Ω⋅cm2 to 2.5 Ω⋅cm2 (inclusive), the burst strength is 0.7-1.2 MPa (inclusive), the water permeability measured using 0.1 MPa pressurized water is 300 mL/(m2⋅hr) or less, the thickness of the base material is 90-160 μm (inclusive), and the aperture ratio of the base material is 35-55% (inclusive).
Inventors:
OKAMURA TAKAAKI (JP)
KISHINO MASAYUKI (JP)
FUKUTA KENJI (JP)
KISHINO MASAYUKI (JP)
FUKUTA KENJI (JP)
Application Number:
PCT/JP2021/010184
Publication Date:
September 30, 2021
Filing Date:
March 12, 2021
Export Citation:
Assignee:
ASTOM CORP (JP)
International Classes:
C08J5/22; B01J41/13; B01J47/12; C02F1/469
Domestic Patent References:
| WO2012133538A1 | 2012-10-04 |
Foreign References:
| JPS5341200B1 | 1978-10-31 | |||
| JPH06329815A | 1994-11-29 | |||
| JPH0952968A | 1997-02-25 | |||
| JP2009144041A | 2009-07-02 | |||
| JPH06322156A | 1994-11-22 | |||
| JPH03153740A | 1991-07-01 |
Attorney, Agent or Firm:
MAEDA & PARTNERS (JP)
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