Title:
ELECTROCHEMICAL DEVICE
Document Type and Number:
WIPO Patent Application WO/2021/189476
Kind Code:
A1
Abstract:
An electrochemical device and an electronic device containing the electrochemical device. The electrochemical device comprises an electrode sheet and an isolation layer formed on the surface of the electrode sheet; the isolation layer comprises a porous layer formed on the surface of the electrode sheet; the porous layer contains nanofibers; the electrolyte injection property of the isolation layer is 15 seconds or less. The electrochemical device does not require a separate isolation membrane, and has a high energy density.
Inventors:
ZHANG YIBO (CN)
Application Number:
PCT/CN2020/081844
Publication Date:
September 30, 2021
Filing Date:
March 27, 2020
Export Citation:
Assignee:
NINGDE AMPEREX TECHNOLOGY LTD (CN)
International Classes:
H01M10/0525
Foreign References:
| CN109802083A | 2019-05-24 | |||
| CN110729484A | 2020-01-24 | |||
| CN104024316A | 2014-09-03 | |||
| CN110364662A | 2019-10-22 | |||
| CN109980166A | 2019-07-05 | |||
| CN109994739A | 2019-07-09 | |||
| US20200052277A1 | 2020-02-13 |
Other References:
See also references of EP 4131628A4
Attorney, Agent or Firm:
PATENTSINO IP FIRM (CN)
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