NEGATIVE ELECTRODE PLATE AND BATTERY
The present application relates to a negative electrode plate and a battery, and belongs to the technical field of secondary batteries. The negative electrode plate comprises a negative electrode current collector and a negative electrode active material layer, which is arranged on the surface of th...
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Format: | Patent |
Sprache: | chi ; eng ; fre |
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Zusammenfassung: | The present application relates to a negative electrode plate and a battery, and belongs to the technical field of secondary batteries. The negative electrode plate comprises a negative electrode current collector and a negative electrode active material layer, which is arranged on the surface of the negative electrode current collector. An active material in the negative electrode active material layer comprises a flaky silicon-based material, and the included angle between at least 60% of the flaky silicon-based material and the surface of the negative electrode current collector is less than or equal to 20 degrees by taking the surface of the negative electrode current collector as a reference. The flaky silicon-based material of the negative electrode plate tends to be parallel to the negative electrode current collector, and tends to be arranged in parallel and form a stacked structure along the thickness direction of the negative electrode plate, such that the structure can be more stable; during the ch |
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