All-solid state secondary battery, particles for all-solid state secondary battery, solid electrolyte composition for all-solid state secondary battery, and electrode sheet for all-solid state secondary battery, and methods for manufacturing same
Abstract:
Provided are all-solid state secondary battery containing sulfide-based inorganic solid electrolyte particles having conductivity for ions of metals belonging to Group I or II of the periodic table and non-oxide-based electrode active material particles, in which a proportion of an oxygen element in an element composition of a surface of at least one kind of the sulfide-based inorganic solid electrolyte particles or the non-oxide-based electrode active material particles is 3.0 atm % or more, particles for an all-solid state secondary battery, a solid electrolyte composition for an all-solid state secondary battery, an electrode sheet for an all-solid state secondary battery, and an all-solid state secondary battery for which the particles for an all-solid state secondary battery are used, and methods for manufacturing the same.
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