Title:
SOLID POLYMER ELECTROLYTE MEMBRANE, MEMBRANE ELECTRODE ASSEMBLY, MEMBRANE ELECTRODE ASSEMBLY PRODUCTION METHOD, AND WATER ELECTROLYSIS APPARATUS
Document Type and Number:
WIPO Patent Application WO/2024/058172
Kind Code:
A1
Abstract:
The present invention addresses the problem of providing: a solid polymer electrolyte membrane that has excellent low gas permeability and excellent chemical durability; a membrane electrode assembly; a membrane electrode assembly production method; and a water electrolysis apparatus. The solid polymer electrolyte membrane according to the present invention includes a fluorine-containing polymer with an ion exchange group, a platinum containing material, cerium, and a woven fabric, wherein cerium is present in the form of ions and/or salts in the solid polymer electrolyte membrane.
Inventors:
HAYABE SHINTARO (JP)
OKUYAMA TAKUMI (JP)
SUMIKURA KOSUKE (JP)
OKUYAMA TAKUMI (JP)
SUMIKURA KOSUKE (JP)
Application Number:
PCT/JP2023/033198
Publication Date:
March 21, 2024
Filing Date:
September 12, 2023
Export Citation:
Assignee:
AGC INC (JP)
International Classes:
H01B1/06; C25B1/04; C25B9/00; C25B9/23; C25B11/052; C25B11/056; C25B13/08
Domestic Patent References:
| WO2021079904A1 | 2021-04-29 | |||
| WO2020162511A1 | 2020-08-13 |
Foreign References:
| JP2021017474A | 2021-02-15 | |||
| US20200048782A1 | 2020-02-13 | |||
| JP2008166157A | 2008-07-17 |
Attorney, Agent or Firm:
T.S. PARTNERS et al. (JP)
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