Title:
NEGATIVE ELECTRODE AND ELECTROCHEMICAL APPARATUS CONTAINING NEGATIVE ELECTRODE
Document Type and Number:
WIPO Patent Application WO/2021/134746
Kind Code:
A1
Abstract:
A negative electrode and an electrochemical apparatus that contains the negative electrode. The negative electrode comprises a current collector (L) and a negative electrode active material layer located on the current collector (L), wherein the negative electrode active material layer contains first orientation particles and second orientation particles, the first orientation particles have a first inclination angle θ1 inclined relative to the direction of the current collector (L), the second orientation particles have a second inclination angle θ2 inclined relative to the direction of the current collector (L), and the first inclination angle θ1 and the second inclination angle θ2 are different and are both not greater than 70°.
Inventors:
TANG JIA (CN)
FENG PENGYANG (CN)
DONG JIALI (CN)
XIE YUANSEN (CN)
FENG PENGYANG (CN)
DONG JIALI (CN)
XIE YUANSEN (CN)
Application Number:
PCT/CN2020/070076
Publication Date:
July 08, 2021
Filing Date:
January 02, 2020
Export Citation:
Assignee:
NINGDE AMPEREX TECHNOLOGY LTD (CN)
International Classes:
H01M4/587
Foreign References:
| CN1983681A | 2007-06-20 | |||
| CN1983681A | 2007-06-20 | |||
| CN108807849A | 2018-11-13 | |||
| CN103022416A | 2013-04-03 | |||
| CN103022416A | 2013-04-03 | |||
| CN109449373A | 2019-03-08 | |||
| JP2014116209A | 2014-06-26 |
Other References:
See also references of EP 3872904A4
Attorney, Agent or Firm:
LEE AND LI - LEAVEN IPR AGENCY LTD. (CN)
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