Title:
HYDROGEN-PERMEABLE MATERIAL
Document Type and Number:
WIPO Patent Application WO/2022/191111
Kind Code:
A1
Abstract:
The purpose of the present invention is to provide a hydrogen-permeable material having excellent hydrogen permeability. A further purpose of the present invention is to provide a composite member and fuel cell containing the hydrogen-permeable material. The hydrogen-permeable material contains a perovskite-structured compound represented by the following general formula (1a). In another embodiment, the hydrogen-permeable material comprises a hydrogen-containing perovskite-structured compound in which a hydride ion (H-) has been introduced into the perovskite-structured compound represented by the following general formula (1a). In the formula, M is at least one alkaline earth metal selected from the group consisting of Ba, Sr, and Ca, x is a numerical value of 0-0.3, y is a numerical value of more than 0 and 0.75 or less, w is a value at which the average valence of In is +1.0 to +2.5, and y ≧ w.
Inventors:
AOKI YOSHITAKA (JP)
Application Number:
PCT/JP2022/009651
Publication Date:
September 15, 2022
Filing Date:
March 07, 2022
Export Citation:
Assignee:
UNIV HOKKAIDO NAT UNIV CORP (JP)
International Classes:
B01D71/02; C04B35/01; C04B35/488; H01M4/86; H01M8/12
Domestic Patent References:
| WO2015114684A1 | 2015-08-06 |
Foreign References:
| JP2015147993A | 2015-08-20 | |||
| JP2015147992A | 2015-08-20 | |||
| JP2007035560A | 2007-02-08 | |||
| JP2007141669A | 2007-06-07 | |||
| JP2017188440A | 2017-10-12 | |||
| US6235417B1 | 2001-05-22 | |||
| KR20170099195A | 2017-08-31 |
Attorney, Agent or Firm:
SIKS & CO. (JP)
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