ELECTRODE ASSEMBLY, BATTERY CELL, BATTERY, AND ELECTRICAL DEVICE

Title:

ELECTRODE ASSEMBLY, BATTERY CELL, BATTERY, AND ELECTRICAL DEVICE

Document Type and Number:

WIPO Patent Application WO/2024/092520

Kind Code:

A1

Abstract:

Disclosed in the present application are an electrode assembly, a battery cell, a battery, and an electrical device. The electrode assembly comprises a first electrode sheet and a second electrode sheet, the polarities of the first electrode sheet and the second electrode sheet are opposite, the first electrode sheet and the second electrode sheet each comprise a current collector, the first electrode sheet further comprises a first active material layer coating the current collector, and the second electrode sheet further comprises a second active material layer coating the current collector. The current collector is made of a chromium-containing metal mixture. The technical solution provided by the present application can reduce the manufacturing costs of batteries.

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Inventors:

LING YANGFANG (CN)
SUN XIN (CN)
YIN ZIYI (CN)
HUANG JIANTAO (CN)
JIN HAIZU (CN)

Application Number:

PCT/CN2022/129049

Publication Date:

May 10, 2024

Filing Date:

November 01, 2022

Export Citation:

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Assignee:

CONTEMPORARY AMPEREX TECHNOLOGY CO LTD (CN)

International Classes:

H01M4/66; H01M4/78

Foreign References:

JP2014212030A	2014-11-13
CN106129327A	2016-11-16
JP2012028061A	2012-02-09
JP2014212028A	2014-11-13

Attorney, Agent or Firm:

BEIJING WEIFEI LIANCHUANG INTELLECTUAL PROPERTY AGENCY CO., LTD. (CN)

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