Title:
ELECTROCHEMICAL APPARATUS AND ELECTRONIC DEVICE
Document Type and Number:
WIPO Patent Application WO/2023/225853
Kind Code:
A1
Abstract:
The present application discloses an electrochemical apparatus and an electronic device. The electrochemical apparatus comprises a positive electrode plate, which comprises a positive active material layer, wherein when the electrochemical apparatus is in a fully charged state, in a Raman spectrum of the positive active material layer, a characteristic peak A1 is present in the range of 580 cm-1 to 640 cm-1, and a characteristic peak B1 is present in the range of 420 cm-1 to 520 cm-1. The electrochemical apparatus of the present application has high energy density and good cycle performance.
Inventors:
ZHOU MOLIN (CN)
Application Number:
PCT/CN2022/094726
Publication Date:
November 30, 2023
Filing Date:
May 24, 2022
Export Citation:
Assignee:
NINGDE AMPEREX TECHNOLOGY LTD (CN)
International Classes:
H01M4/525; H01M4/505
Foreign References:
| CN107104245A | 2017-08-29 | |||
| US20160218360A1 | 2016-07-28 | |||
| CN109713229A | 2019-05-03 | |||
| CN109994729A | 2019-07-09 | |||
| JP2006286336A | 2006-10-19 |
Attorney, Agent or Firm:
BEIJING HENGBO INTELLECTUAL PROPERTY AGENT LTD. (CN)
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