POSITIVE ELECTRODE ACTIVE MATERIAL AND PREPARATION METHOD THEREFOR, POSITIVE ELECTRODE PLATE, SECONDARY BATTERY, BATTERY MODULE, BATTERY PACK AND POWER CONSUMING DEVICE

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United States of America

APP PUB NO 20250118737A1
SERIAL NO

18983413

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Abstract

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The present application provides a positive electrode active material comprising a matrix material and a coating layer on the surface of the matrix material, wherein the matrix material has a chemical formula of LiNixCoyMnzMaM′bO2, wherein M=at least one of Zr, Y, Al, Ti, W, Sr, Ta, Sb, Nb, Na, K, Ca or Ce, M′=at least one of N, F, S or Cl, 0.80≤x≤1.0, 0≤y≤0.20, 0≤z≤0.02, 0≤a≤0.02, and b=1-x-y-z-a; and the coating layer is a boron-containing ternary alloy or a boron-containing ternary alloy oxide. The present application further provides a method for preparing the positive electrode active material, a positive electrode plate comprising the positive electrode active material, a secondary battery, a battery module, a battery pack and a power consuming device.

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Patent OwnerAddress
CONTEMPORARY AMPEREX TECHNOLOGY CO LIMITEDNO 2 XINGANG ROAD ZHANGWAN TOWN JIAOCHENG DISTRICT NINGDE CITY FUJIAN 352100

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Chen, Qiang Ningde, CN 361 2925
Huan, Shuxing Ningde, CN 6 0
Liu, Na Ningde, CN 150 304
Shen, Chongheng Ningde, CN 15 1
Wu, Qi Ningde, CN 260 1728

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