| 摘要 |
PROBLEM TO BE SOLVED: To provide a protective film, excellent in permeability and liquid retention properties of an electrolyte, capable of suppressing increase in internal resistance of a power storage device, and to provide a manufacture method of the same, a composite for producing the protective film, and a power storage device equipped with the protective film.SOLUTION: The composition is used for producing a protective film disposed between a positive electrode and a negative electrode of a storage device. The composition contains water-insoluble polymer particles (A2) and an aqueous medium, and stringiness of the composition is 60 to 85%. |
