Electrode assembly, battery cell, battery, and manufacturing device and method for electrode assembly

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 12107232
APP PUB NO 20220246992A1
SERIAL NO

17564537

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Abstract

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An embodiment of the present application provide an electrode assembly, a battery cell, a battery, and an electrode assembly manufacturing equipment and method. Among that, the electrode assembly includes a negative electrode plate and a positive electrode plate which form a bending region. The positive electrode plate includes bending portions located in the bending region, the bending portion includes a positive electrode current collecting layer and a positive active substance layer, and at least one side surface of the positive electrode current collecting layer is provided with the positive active substance layer in a thickness direction of the positive electrode plate. At least one positive active substance layer is provided with the barrier layer, at least a part of the barrier layer is intercalated in the positive active substance layer provided with the barrier layer, and coats at least a part of particles in the positive active substance layer.

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Patent Owner(s)

Patent OwnerAddress
CONTEMPORARY AMPEREX TECHNOLOGY (HONG KONG) LIMITED13/F LKF29 29 WYNDHAM STREET CENTRAL HONG KONG CHINA

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Che, Huan Ningde, CN 20 0
Li, Zhonghong Ningde, CN 8 0
Liu, Huihui Ningde, CN 38 13
Wang, Long Ningde, CN 293 1389
Wu, Kai Ningde, CN 492 3966
Zheng, Tuo Ningde, CN 5 2

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