MANUFACTURING METHOD OF POWER STORAGE DEVICE

摘要

PROBLEM TO BE SOLVED: To provide a manufacturing method of a small and cheap power storage device.

SOLUTION: A manufacturing method of a power storage device having a laminate in which a separator layer is provided between one first positive or negative electrode and the other second electrode, an electrolyte, and a package containing the laminate and electrolyte includes a first electrode composite sheet manufacturing step for manufacturing a first electrode composite sheet in which a plurality of first current collector electrodes each of which is provided with a first electrode active material layer are integrated in the separator layer.

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