SOLID ELECTROLYTE LAYER AND ALL-SOLID-STATE BATTERY

Japanese Patent JP2023161502

A

To provide an all-solid-state battery reduced in variation of charge/discharge rate characteristics.SOLUTION: A solid electrolyte layer of the present invention includes: a solid electrolyte represented by formula (1); and metallic soap or a layered inorganic material. Li3+a-eE1-bGbDcXd-e (1) (In the formula, E represents at least one element selected from the group consisting of Al, Sc, Y, Zr, Hf, and lanthanoid, G represents at least one element selected from the group consisting of Na, K, Rb, Cs, Mg, Ca, Sr, Ba, B, Si, Al, Ti, Cu, Sc, Y, Zr, Nb, Ag, In, Sn, Sb, Hf, Ta, W, Au, and Bi, D represents at least one group selected from the group consisting of CO3, SO4, BO3, PO4, NO3, SiO3, OH and O2, X represents at least one or more selected from the group consisting of F, Cl, Br and I, and when n=(valence of E)-(valence of G), a=nb, 0≤b<0.5, 0≤c≤5, 0