NEGATIVE ELECTRODE PLATE, SECONDARY BATTERY, AND ELECTRONIC APPARATUS
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United States of America
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Issued Date -
Mar 6, 2025
app pub date -
Sep 4, 2024
filing date -
Sep 4, 2024
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Abstract
A negative electrode plate, a secondary battery, and an electronic apparatus are provided. The negative electrode plate includes a metal foil, a first conductive coating, and a first active material layer. The metal foil includes a first surface. The first conductive coating is applied on the first surface. The first active material layer is disposed on a surface of the first conductive coating facing away from the first surface. A thickness of the first conductive coating is h, and ten-point average roughness of the first surface is Rz1, satisfying 0.5≤Rz1/h≤0.8.
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