Title:
ELECTRODE ASSEMBLY, BATTERY CELL, BATTERY AND ELECTRIC DEVICE
Document Type and Number:
WIPO Patent Application WO/2024/087013
Kind Code:
A1
Abstract:
The embodiments of the present application provide an electrode assembly, a battery cell, a battery and an electric device. The electrode assembly comprises a positive electrode, a negative electrode and a solid electrolyte, wherein the positive electrode comprises a lithium-replenishing material capable of releasing oxygen during first-cycle charging, the solid electrolyte comprises a first additive, and the first additive is a metal-organic framework compound with a porosity of 65-95%. The technical solution provided in the embodiments of the present application not only improves the cycle performance and energy density of a battery, but also improves the safety performance of the battery.
Inventors:
ZHANG NANNAN (CN)
XIE HAOTIAN (CN)
CHEN XIAO (CN)
WANG DONGHAO (CN)
JING ERDONG (CN)
SUN XIN (CN)
XIE HAOTIAN (CN)
CHEN XIAO (CN)
WANG DONGHAO (CN)
JING ERDONG (CN)
SUN XIN (CN)
Application Number:
PCT/CN2022/127351
Publication Date:
May 02, 2024
Filing Date:
October 25, 2022
Export Citation:
Assignee:
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD (CN)
International Classes:
H01M4/62; H01M10/0525; H01M10/0565
Foreign References:
| CN111740153A | 2020-10-02 | |||
| CN105870449A | 2016-08-17 | |||
| CN113394368A | 2021-09-14 | |||
| CN114784268A | 2022-07-22 | |||
| JP2013089284A | 2013-05-13 |
Attorney, Agent or Firm:
LONGSUN LEAD IP LTD. (CN)
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