Title:
NEGATIVE ELECTRODE ACTIVE MATERIAL, AND ELECTROCHEMICAL APPARATUS AND ELECTRONIC APPARATUS USING SAID MATERIAL
Document Type and Number:
WIPO Patent Application WO/2021/212481
Kind Code:
A1
Abstract:
A negative electrode active material, and an electrochemical apparatus and electronic apparatus using said material, the negative electrode active material includes a carbon material, wherein the carbon material has a specific degree of graphitization and length to diameter ratio distribution, and the negative electrode active material assists in improving cycle performance of an electrochemical apparatus.
Inventors:
JIN WENBO (CN)
DONG JIALI (CN)
HE LIHONG (CN)
XIE YUANSEN (CN)
DONG JIALI (CN)
HE LIHONG (CN)
XIE YUANSEN (CN)
Application Number:
PCT/CN2020/086741
Publication Date:
October 28, 2021
Filing Date:
April 24, 2020
Export Citation:
Assignee:
NINGDE AMPEREX TECHNOLOGY LTD (CN)
International Classes:
H01M4/133
Foreign References:
| CN102347481A | 2012-02-08 | |||
| CN102110805A | 2011-06-29 | |||
| CN1228619A | 1999-09-15 | |||
| CN108832075A | 2018-11-16 | |||
| CN1726168A | 2006-01-25 | |||
| CN1507102A | 2004-06-23 | |||
| GB202453200A | ||||
| GB190772016A |
Other References:
See also references of EP 4141987A4
Attorney, Agent or Firm:
LEE AND LI - LEAVEN IPR AGENCY LTD. (CN)
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