| 摘要 |
PROBLEM TO BE SOLVED: To provide, as a main object, a positive electrode mixture layer which enables the achievement of a good rapid charging capacity.SOLUTION: A positive electrode mixture layer comprises: a positive electrode active material consisting of an oxide having an Li element and a transition metal element; a solid electrolytic material including an Li element, a P element and an S element; and a conductive assistant having electron conductivity. The ratio of the volume of the conductive assistant to the volume of the solid electrolytic material is 0.053 or less. |
