Title:
リチウム二次電池用の正極、その製造方法及びそれを含むリチウム二次電池
Document Type and Number:
Japanese Patent JP7433342
Kind Code:
B2
Abstract:
The present disclosure relates to a positive electrode for a lithium secondary battery, including a first positive electrode active material layer including a nickel-rich first positive electrode active material and a second positive electrode active material layer including a solid electrolyte and a second positive electrode active material. The positive electrode for a lithium secondary battery shows improved life characteristics and heat stability by virtue of the introduction of the second positive electrode active material layer.
Inventors:
Jae-hyuk Ryu
Application Number:
JP2021567040A
Publication Date:
February 19, 2024
Filing Date:
September 09, 2020
Export Citation:
Assignee:
LG Energy Solution Limited
International Classes:
H01M4/131; H01M4/136; H01M4/1391; H01M4/1397; H01M4/36; H01M4/485; H01M4/505; H01M4/525; H01M4/58; H01M4/62; H01M10/052; H01M10/0565
Domestic Patent References:
| JP2008226463A | ||||
| JP2017191651A | ||||
| JP2017199488A | ||||
| JP2003059492A | ||||
| JP2017157529A |
Foreign References:
| KR1020140070259A | ||||
| KR1020190086229A |
Attorney, Agent or Firm:
Masato Iida
Shinya Mihiro
Shinya Mihiro