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Title:
ELECTRODE PLATE, ELECTROCHEMICAL APPARATUS, BATTERY MODULE, BATTERY AND DEVICE
Document Type and Number:
WIPO Patent Application WO/2020/134749
Kind Code:
A1
Abstract:
The present application relates to an electrode plate, an electrochemical apparatus, a battery module, a battery and a device. The electrode plate comprises a current collector and an electrode active material layer disposed on at least one surface of the current collector. The current collector comprises a support layer and a conductive layer disposed on at least one surface of the support layer, and the thickness D2 of a single surface of the conductive layer satisfies: 30 nm≤D2≤3 μm. The electrode plate of the present application has good processability, and an electrochemical apparatus containing said electrode plate has high energy density and good electrical performance, as well as long term reliability.

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Inventors:
LI WEI (CN)
XUE QINGRUI (CN)
LI JING (CN)
ZHANG ZIGE (CN)
YANG XIANWEI (CN)
ZHANG YANG (CN)
Application Number:
PCT/CN2019/119967
Publication Date:
July 02, 2020
Filing Date:
November 21, 2019
Export Citation:
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Assignee:
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD (CN)
International Classes:
H01M4/62; H01M4/13; H01M4/66; H01M10/0525
Foreign References:
CN108281662A2018-07-13
CN107431186A2017-12-01
CN108390066A2018-08-10
CN101627494A2010-01-13
Attorney, Agent or Firm:
BEIJING ZHICHEN INTELLECTUAL PROPERTY AGENCY LTD. (CN)
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