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METHOD OF PRODUCING SINTERED BODY OF OXIDE ELECTROLYTE, AND GARNET TYPE ION CONDUCTIVE OXIDE FOR USE IN THE PRODUCTION METHOD
To provide a production method having excellent molding capability, for producing a sintered body of an oxide electrolyte, and a garnet type ion conductive oxide for use in the production method.SOLUTION: The production method comprises a process of preparing crystal particles of a garnet type ion conductive oxide represented by the following general formula (1), a process of preparing a flux containing lithium, a process of preparing a composite by mixing the crystal particles of a garnet type ion conductive oxide and the flux, and a process of sintering the composite by heating. General formula (1): (Li, E, H)LMO[in the general formula (1), E is at least one kind of element selected from the group consisting of Al, Ga, Fe, and Si, L is at least one kind of element selected from the group consisting of alkali earth metal and lanthanoid, and M is at least one kind of element selected from the group consisting of transition elements and typical elements belonging to Group 12 to 15 of the periodic table, which can take hexa-coordination with oxygen].SELECTED DRAWING: Figure 5
【課題】酸化物電解質焼結体の成形性に優れた製造方法、及び、当該製造方法に用いられるガーネット型イオン伝導性酸化物を提供する。【解決手段】下記一般式（１）で表されるガーネット型イオン伝導性酸化物の結晶粒子を準備する工程、リチウムを含有するフラックスを準備する工程、前記ガーネット型イオン伝導性酸化物の結晶粒子と前記フラックスとを混合して複合体とする工程及び前記複合体を加熱して焼結する工程を有する製造方法。一般式（１）（Ｌｉｘ−３ｙ−ｚ，Ｅｙ，Ｈｚ）ＬαＭβＯγ（上記一般式（１）中、ＥはＡｌ、Ｇａ、Ｆｅ及びＳｉからなる群より選ばれる少なくとも１種の元素、Ｌはアルカリ土類金属及びランタノイド元素からなる群より選ばれる少なくとも１種の元素を、Ｍは酸素と６配位をとることが可能な遷移元素及び第１２族〜第１５族に属する典型元素からなる群より選ばれる少なくとも１種の元素を示す。）【選択図】図５
METHOD OF PRODUCING SINTERED BODY OF OXIDE ELECTROLYTE, AND GARNET TYPE ION CONDUCTIVE OXIDE FOR USE IN THE PRODUCTION METHOD
To provide a production method having excellent molding capability, for producing a sintered body of an oxide electrolyte, and a garnet type ion conductive oxide for use in the production method.SOLUTION: The production method comprises a process of preparing crystal particles of a garnet type ion conductive oxide represented by the following general formula (1), a process of preparing a flux containing lithium, a process of preparing a composite by mixing the crystal particles of a garnet type ion conductive oxide and the flux, and a process of sintering the composite by heating. General formula (1): (Li, E, H)LMO[in the general formula (1), E is at least one kind of element selected from the group consisting of Al, Ga, Fe, and Si, L is at least one kind of element selected from the group consisting of alkali earth metal and lanthanoid, and M is at least one kind of element selected from the group consisting of transition elements and typical elements belonging to Group 12 to 15 of the periodic table, which can take hexa-coordination with oxygen].SELECTED DRAWING: Figure 5
【課題】酸化物電解質焼結体の成形性に優れた製造方法、及び、当該製造方法に用いられるガーネット型イオン伝導性酸化物を提供する。【解決手段】下記一般式（１）で表されるガーネット型イオン伝導性酸化物の結晶粒子を準備する工程、リチウムを含有するフラックスを準備する工程、前記ガーネット型イオン伝導性酸化物の結晶粒子と前記フラックスとを混合して複合体とする工程及び前記複合体を加熱して焼結する工程を有する製造方法。一般式（１）（Ｌｉｘ−３ｙ−ｚ，Ｅｙ，Ｈｚ）ＬαＭβＯγ（上記一般式（１）中、ＥはＡｌ、Ｇａ、Ｆｅ及びＳｉからなる群より選ばれる少なくとも１種の元素、Ｌはアルカリ土類金属及びランタノイド元素からなる群より選ばれる少なくとも１種の元素を、Ｍは酸素と６配位をとることが可能な遷移元素及び第１２族〜第１５族に属する典型元素からなる群より選ばれる少なくとも１種の元素を示す。）【選択図】図５
METHOD OF PRODUCING SINTERED BODY OF OXIDE ELECTROLYTE, AND GARNET TYPE ION CONDUCTIVE OXIDE FOR USE IN THE PRODUCTION METHOD
酸化物電解質焼結体の製造方法、及び、その製造方法に用いるガーネット型イオン伝導性酸化物
OTA SHINGO (author)
2019-07-22
Patent
Electronic Resource
Japanese
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