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Title:
ELECTROCHEMICAL CELL
Document Type and Number:
WIPO Patent Application WO/2023/203870
Kind Code:
A1
Abstract:
A fuel battery cell (10) comprises a hydrogen electrode (2), an oxygen electrode (5), and an electrolyte (3). The electrolyte (3) has: a first portion (101) within 3 μm from a hydrogen electrode-side surface (S3); and a second portion (102) which is more than 3 μm away from the hydrogen electrode-side surface (S3). The first portion (101) and the second portion (102) each contain YSZ. The Y concentration in the first portion (101) is higher than the Y concentration in the second portion (102).

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Inventors:
OHARA RYUHEI (JP)
OKADA YOHEI (JP)
FUJISAKI SHINJI (JP)
OHMORI MAKOTO (JP)
Application Number:
PCT/JP2023/006760
Publication Date:
October 26, 2023
Filing Date:
February 24, 2023
Export Citation:
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Assignee:
NGK INSULATORS LTD (JP)
International Classes:
H01M8/1253; C25B1/04; C25B9/00; H01M4/86; H01M8/12; H01M8/1213
Foreign References:
JP2013101907A2013-05-23
JPH08213029A1996-08-20
JP2010027457A2010-02-04
JP2004362913A2004-12-24
JPH0757746A1995-03-03
Attorney, Agent or Firm:
SHINJYU GLOBAL IP (JP)
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