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POSITIVE ELECTRODE ACTIVE MATERIAL, AND POSITIVE ELECTRODE AND LITHIUM SECONDARY BATTERY COMPRISING SAME

Nº publicación: WO2026049600A1 05/03/2026

Solicitante:

LG CHEM LTD [KR]
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WO_2026049600_PA

Resumen de: WO2026049600A1

The present invention relates to a positive electrode active material capable of implementing a battery with improved initial capacity characteristics and lifespan characteristics, and a positive electrode and a lithium secondary battery comprising same, wherein the positive electrode active material comprises a lithium nickel-based oxide and has an average KAM value (total sum of KAM values of all pixels/total number of pixels) of 0° (exclusive) to 1.0° (inclusive), obtained from a kernel average misorientation map (KAM Map) derived from electron backscatter diffraction (EBSD) analysis.

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