Patent ID: 11967703
Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H  Y | IPC H

Claim 0:
1. A positive electrode layer to be used in an all-solid-state battery, the positive electrode layer comprising:
a positive electrode active material; and
a solid electrolyte, wherein
a filling rate of the positive electrode layer is 85% or more,
the positive electrode active material is constituted by secondary particles in which a plurality of primary particles are aggregated,
voids are included inside the positive electrode active material including the secondary particles and the voids are between the plurality of primary particles,
a porosity of the voids between the plurality of primary particles of the positive electrode active material is 5% or less,
the solid electrolyte contains a halide, the halide is a compound composed of Li, M′, and X′,
M′ is at least one element selected from the group consisting of metal elements other than Li and metalloid elements, and M′ refers to all elements excluding B, Si, Ge, As, Sb, Te, C, N, P, O, S, and Se, and
X′ is at least one element selected from the group consisting of F, Cl, Br, and I.