Title:
混合正極活物質、これを含む正極及び二次電池
Document Type and Number:
Japanese Patent JP6862503
Kind Code:
B2
Abstract:
Provided is a mixed positive electrode active material comprising a large-grain positive electrode active material with an average diameter of 10 μm or greater and a small-grain positive electrode active material with an average diameter of 5 μm or smaller, in which the large-grain positive electrode active material and the small-grain positive electrode active material are coated with different materials between lithium triborate and metal oxide, respectively.
Inventors:
Yong-Suk Hong
Application Number:
JP2019131876A
Publication Date:
April 21, 2021
Filing Date:
July 17, 2019
Export Citation:
Assignee:
LG HAUSYS,LTD.
International Classes:
H01M4/525; H01M4/131; H01M4/36; H01M4/505; H01M4/62; H01M10/052
Domestic Patent References:
| JP9330720A | ||||
| JP6559779B2 |
Foreign References:
| WO2014021665A1 |
Attorney, Agent or Firm:
Shinya Mitsuhiro
Takashi Watanabe
Takashi Watanabe