ANODE CATALYST, WATER ELECTROLYTIC CELL AND WATER ELECTROLYTIC CELL STACK

To provide an anode catalyst which achieves both high catalytic activity and long life.SOLUTION: An anode catalyst contains an oxide having a perovskite-type structure including alkaline earth metal ions in A-site ions and metal ions (excluding iridium ions) in B-site ions, wherein the alkaline eart...

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Bibliographische Detailangaben
Hauptverfasser:	UNEMOTO ATSUSHI, MURAKOSHI RIHO
Format:	Patent
Sprache:	eng ; jpn
Schlagworte:	APPARATUS THEREFOR CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOIDCHEMISTRY CHEMISTRY ELECTROLYTIC OR ELECTROPHORETIC PROCESSES ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTIONOF COMPOUNDS OR NON-METALS METALLURGY PERFORMING OPERATIONS PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL THEIR RELEVANT APPARATUS TRANSPORTING
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Beschreibung
Zusammenfassung:	To provide an anode catalyst which achieves both high catalytic activity and long life.SOLUTION: An anode catalyst contains an oxide having a perovskite-type structure including alkaline earth metal ions in A-site ions and metal ions (excluding iridium ions) in B-site ions, wherein the alkaline earth metal ions contain strontium ions, at least tin ions are contained in the B-site ions, or the alkaline earth metal ions contain at least one selected from the group consisting of calcium ions and barium ions.SELECTED DRAWING: None 【課題】高触媒活性と長寿命とが両立されたアノード触媒を提供する。【解決手段】Ａサイトイオンにアルカリ土類金属イオンと、Ｂサイトイオンに金属イオン（但し、イリジウムイオンを除く）とイリジウムイオンと、を含むペロブスカイト型構造を有する酸化物を含み、前記アルカリ土類金属イオンがストロンチウムイオンを含み、かつ前記Ｂサイトイオンに少なくともスズイオンを含む、あるいは、前記アルカリ土類金属イオンがカルシウムイオン及びバリウムイオンからなる群より選択される少なくとも１種を含むアノード触媒。【選択図】なし