SULFIDE-BASED INORGANIC SOLID ELECTROLYTE MATERIAL, SOLID ELECTROLYTE, SOLID ELECTROLYTE FILM AND LITHIUM ION BATTERY

To provide a sulfide-based inorganic solid electrolyte material excellent in balance of electrochemical stability and lithium ion conductivity.SOLUTION: The sulfide-based inorganic solid electrolyte material is a sulfide-based inorganic solid electrolyte material having lithium ion conductivity, and...

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Hauptverfasser:	YAMAMOTO KAZUTOMI, TAMURA MOTOSHI
Format:	Patent
Sprache:	eng ; jpn
Schlagworte:	BASIC ELECTRIC ELEMENTS CABLES CONDUCTORS ELECTRICITY INSULATORS PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING ORDIELECTRIC PROPERTIES
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Beschreibung
Zusammenfassung:	To provide a sulfide-based inorganic solid electrolyte material excellent in balance of electrochemical stability and lithium ion conductivity.SOLUTION: The sulfide-based inorganic solid electrolyte material is a sulfide-based inorganic solid electrolyte material having lithium ion conductivity, and has diffraction peaks at a position of diffraction angle of 2θ=17.2±0.5°, a position of diffraction angle of 2θ=25.6±0.5°, a position of diffraction angle of 2θ=26.6±0.4°, and a position of diffraction angle of 2θ=29.2±0.8° in spectrum obtained by X ray diffraction using CuKα ray as a ray source.SELECTED DRAWING: None 【課題】電気化学的安定性およびリチウムイオン伝導性のバランスに優れる硫化物系無機固体電解質材料を提供する。【解決手段】本発明の硫化物系無機固体電解質材料は、リチウムイオン伝導性を有する硫化物系無機固体電解質材料であって、線源としてＣｕＫα線を用いたＸ線回折により得られるスペクトルにおいて回折角２θ＝１７．２±０．５°の位置、回折角２θ＝２５．６±０．５°の位置、回折角２θ＝２６．６±０．４°および回折角２θ＝２９．２±０．８°の位置にそれぞれ回折ピークを有する。【選択図】なし