Title:
COATED ACTIVE MATERIAL, ELECTRODE MATERIAL AND BATTERY
Document Type and Number:
WIPO Patent Application WO/2023/037815
Kind Code:
A1
Abstract:
A coated active material 130 according to the present disclosure comprises an active material 110 and a coating layer 111 that contains a first solid electrolyte and covers at least a part of the surface of the active material 110. The first solid electrolyte contains Li, Ti, M and F; M represents at least one element that is selected from the group consisting of Ca, Mg, Al, Y and Zr; and the proportion of the specific surface area of the coated active material 130 relative to the specific surface area of the active material 110 is less than 123%.
Inventors:
SUGIMOTO YUTA
HASHIMOTO KAZUYA
HASHIMOTO KAZUYA
Application Number:
PCT/JP2022/030346
Publication Date:
March 16, 2023
Filing Date:
August 08, 2022
Export Citation:
Assignee:
PANASONIC IP MAN CO LTD (JP)
International Classes:
H01M4/36; C01G23/00; H01M4/62; H01M10/052; H01M10/0562; H01M10/0565
Domestic Patent References:
| WO2019058681A1 | 2019-03-28 | |||
| WO2021205821A1 | 2021-10-14 |
Foreign References:
| JP2021048070A | 2021-03-25 | |||
| JP2020048461A | 2020-04-02 |
Other References:
JOURNAL OF POWER SOURCES, vol. 159, 2006, pages 193 - 199
Attorney, Agent or Firm:
KAMADA Koichi et al. (JP)
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