To provide: a solid electrolyte material that has a high ionic conductivity and an excellent reduction resistance performance; an electrode, a battery and a battery pack that contains said solid electrolyte material; and a vehicle that is equipped with said battery pack.SOLUTION: According to an embodiment, a solid electrolyte material, containing an oxide comprising an octahedral coordination structure containing a metal element M and oxygen atoms coordinating the metal element M in the center, is provided. The metal element M includes Nb and Ta. The mass ratio of Nb mass αNb and Ta mass αTa, αTa/αNb, is in the range of 5×10-5≤αTa/αNb≤3×10-3.SELECTED DRAWING: Figure 1
【課題】高いイオン伝導率および優れた耐還元性能を有する固体電解質材料、この固体電解質材料を含んだ電極、電池および電池パック、並びにこの電池パックを搭載している車両を提供すること。【解決手段】実施形態によれば、金属元素Mとこの金属元素Mを中心に配した酸素原子とを含む八面体配位構造を含んだ酸化物を含む固体電解質材料が提供される。金属元素Mは、NbとTaとを含む。Nbの質量αNbとTaの質量αTaとの質量比αTa/αNbは、5×10−5≦αTa/αNb≦3×10−3の範囲内にある。【選択図】 図1
SOLID ELECTROLYTE MATERIAL, ELECTRODE, BATTERY, BATTERY PACK, AND VEHICLE
固体電解質材料、電極、電池、電池パック、及び車両
2020-09-24
Patent
Electronic Resource
Japanese
IPC: | H01B CABLES , Kabel / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / C01B NON-METALLIC ELEMENTS , Nichtmetallische Elemente / H01M Verfahren oder Mittel, z.B. Batterien, für die direkte Umwandlung von chemischer in elektrische Energie , PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY / H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER , Schaltungsanordnungen oder Systeme für die Abgabe oder Verteilung elektrischer Leistung |
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