Invention Grant
- Patent Title: Proton conductor, proton-conducting cell structure, water vapor electrolysis cell, and method for producing hydrogen electrode-solid electrolyte layer complex
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Application No.: US16767747Application Date: 2018-11-16
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Publication No.: US11545690B2Publication Date: 2023-01-03
- Inventor: Takahiro Higashino , Yohei Noda , Chihiro Hiraiwa , Naho Mizuhara , Mitsuyasu Ogawa , Hiromasa Tawarayama , Masatoshi Majima , Tetsuya Uda , Donglin Han , Takayuki Onishi
- Applicant: Kyoto University , SUMITOMO ELECTRIC INDUSTRIES, LTD.
- Applicant Address: JP Kyoto; JP Osaka
- Assignee: Kyoto University,SUMITOMO ELECTRIC INDUSTRIES, LTD.
- Current Assignee: Kyoto University,SUMITOMO ELECTRIC INDUSTRIES, LTD.
- Current Assignee Address: JP Kyoto; JP Osaka
- Agency: Faegre Drinker Biddle & Reath LLP
- Priority: JPJP2017-229685 20171129,JPJP2018-030074 20180222
- International Application: PCT/JP2018/042539 WO 20181116
- International Announcement: WO2019/107194 WO 20190606
- Main IPC: H01M4/02
- IPC: H01M4/02 ; H01M8/1246 ; C25B1/04 ; H01B1/08 ; H01B1/12 ; H01M4/88
Abstract:
A proton conductor contains a metal oxide that has a perovskite structure and that is represented by formula (1): AxB1-yMyO3-δ, where an element A is at least one element selected from the group consisting of Ba, Ca, and Sr, an element B is at least one element selected from the group consisting of Ce and Zr, an element M is at least one element selected from the group consisting of Y, Yb, Er, Ho, Tm, Gd, In, and Sc, δ indicates an oxygen deficiency amount, and 0.95≤x≤1 and 0
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