NONAQUEOUS ELECTROLYTE SECONDARY BATTERY LAMINATE, NONAQUEOUS ELECTROLYTE SECONDARY BATTERY MEMBER, AND NONAQUEOUS ELECTROLYTE SECONDARY BATTERY

DRIVE September 22, 2022
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A nonaqueous electrolyte secondary battery laminate is provided which has a short circuit prevention effect improved by controlling the shape of a dendrite. The nonaqueous electrolyte secondary battery laminate in accordance with an aspect of the disclosure includes a separator and a graphite negative electrode. The graphite negative electrode has a non-reactivity parameter of not less than 230%. The separator has a surface that faces the graphite negative electrode and has an average void volume, obtained by analyzing a microscopic image of the surface, of not more than 0.015 μm.

Discussion in the ATmosphere

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