| 摘要 |
PROBLEM TO BE SOLVED: To provide a lithium ion battery excellent in storage stability, high in input/output, and high in volume energy density.SOLUTION: A lithium ion battery includes: a wound electrode group comprising a positive electrode, a negative electrode and a separator wound therein; and an electrolyte. The positive electrode includes a collector and a positive electrode mixture formed to the collector. The positive electrode mixture contains a spinel type lithium-manganese oxide, graphite, acetylene black and aluminum silicate. |
