SOLID ELECTROLYTE MEMBER AND METHOD FOR MANUFACTURING SOLID ELECTROLYTE MEMBER

Japanese Patent JP2023100539

A

To suppress deterioration of battery performance.SOLUTION: The solid electrolyte member is provided which includes Li, P, and S, and in which the total contained amount of Li measured by ICP emission spectrometry method is, on the basis of mass, 8.1 mass% or more and 17.9 mass% or less for the total contained amount of elements included in the solid electrolyte member, the total contained amount of Al, Zr, Ti, Si, and W measured by fluorescent X-ray spectrometry method is, on the basis of mass, less than 100 ppm for the total contained amount of elements contained in the solid electrolyte member, and, when the solid electrolyte member is classified to have a particle size of less than 5 μm, a particle size of 5 μm or more and less than 100 μm, and a particle size of 100 μm or more, the total contained amount of Al, Zr, Ti, Si, and W measured by fluorescent X-ray spectrometry method is, on the basis of mass, less than 100 ppm for the total contained amount of elements contained in the solid electrolyte member in each of the classified solid electrolyte members.SELECTED DRAWING: Figure 1

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SHIMIZU SHO
HISAYOSHI KANJI

JP2022001291A

July 19, 2023

January 06, 2022

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MITSUBISHI MATERIALS CORP

H01B1/10; C01B25/14; C01B33/00; H01B13/00; H01M10/052; H01M10/0562

Sakai International Patent Office

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