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A platform for research: civil engineering, architecture and urbanism
METHOD FOR PRODUCING PEROVSKITE-TYPE IONIC CONDUCTIVE OXIDE
To produce a high-density perovskite-type ionic conductive oxide while suppressing the volatilization of Li.SOLUTION: A method for producing a perovskite-type ionic conductive oxide includes: a mixing step of mixing raw materials containing Li, Sr and Zr elements to prepare a mixed powder; a calcining step of calcining the mixed powder into a calcined powder; a sintering aid mixing step of mixing the calcined powder with a sintering aid containing at least one or more elements of B, Ga and Bi to obtain a sintering aid mixed powder; and a sintering step of sintering a molded body of the sintering aid mixed powder into a sintered body of a perovskite-type ion conductive oxide.SELECTED DRAWING: None
【課題】Ｌｉの揮発を抑制しつつ、高密度のペロブスカイト型イオン導電性酸化物を製造すること。【解決手段】Ｌｉ、Ｓｒ及びＺｒ元素を含む原料を混合して混合粉とする混合工程と、前記混合粉を仮焼して仮焼粉とする仮焼工程と、前記仮焼粉に、Ｂ、ＧａまたはＢｉの少なくとも一種以上の元素を含む焼結助剤を混合して焼結助剤混合粉とする焼結助剤混合工程と、前記焼結助剤混合粉の成形体を焼結してペロブスカイト型イオン伝導性酸化物の焼結体とする焼結工程と、を有することを特徴とするペロブスカイト型イオン伝導性酸化物の製造方法。【選択図】なし
METHOD FOR PRODUCING PEROVSKITE-TYPE IONIC CONDUCTIVE OXIDE
To produce a high-density perovskite-type ionic conductive oxide while suppressing the volatilization of Li.SOLUTION: A method for producing a perovskite-type ionic conductive oxide includes: a mixing step of mixing raw materials containing Li, Sr and Zr elements to prepare a mixed powder; a calcining step of calcining the mixed powder into a calcined powder; a sintering aid mixing step of mixing the calcined powder with a sintering aid containing at least one or more elements of B, Ga and Bi to obtain a sintering aid mixed powder; and a sintering step of sintering a molded body of the sintering aid mixed powder into a sintered body of a perovskite-type ion conductive oxide.SELECTED DRAWING: None
【課題】Ｌｉの揮発を抑制しつつ、高密度のペロブスカイト型イオン導電性酸化物を製造すること。【解決手段】Ｌｉ、Ｓｒ及びＺｒ元素を含む原料を混合して混合粉とする混合工程と、前記混合粉を仮焼して仮焼粉とする仮焼工程と、前記仮焼粉に、Ｂ、ＧａまたはＢｉの少なくとも一種以上の元素を含む焼結助剤を混合して焼結助剤混合粉とする焼結助剤混合工程と、前記焼結助剤混合粉の成形体を焼結してペロブスカイト型イオン伝導性酸化物の焼結体とする焼結工程と、を有することを特徴とするペロブスカイト型イオン伝導性酸化物の製造方法。【選択図】なし
METHOD FOR PRODUCING PEROVSKITE-TYPE IONIC CONDUCTIVE OXIDE
ペロブスカイト型イオン伝導性酸化物の製造方法
SUZUKI SHOHEI (author) / TAKANO SHUN (author) / OKAMOTO NAOYUKI (author)
2020-10-01
Patent
Electronic Resource
Japanese
PEROVSKITE TYPE COMPOSITE OXIDE, AND METHOD OF PRODUCING THE SAME
| European Patent Office | 2021