Title:
活物質、それを用いた正極合剤及び固体電池
Document Type and Number:
Japanese Patent JP7246199
Kind Code:
B2
Abstract:
To provide an active material having improved charging characteristics.SOLUTION: An active material according to the present invention is used for a solid-state battery. In a radial distribution function obtained by the measurement of an X-ray absorption fine structure of the active material, at least one peak is observed in the range of 0.115 nm or more and 0.144 nm or less, and at least one peak is observed in the range of 0.280 nm or more and 0.310 nm or less. The active material has core material particles and a coating layer arranged on the surfaces of the core material particles. Halogen exists on or near the surface of the core material particles.SELECTED DRAWING: Figure 1
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Inventors:
Daisuke Washida
Hitoshi Ide
Tetsuya Mitsumoto
Atsushi Ohmura
Yasuo recommenda
Yasuhiro Shibata
Tadaira Yasunori
Satoshi Maeda
Hitoshi Ide
Tetsuya Mitsumoto
Atsushi Ohmura
Yasuo recommenda
Yasuhiro Shibata
Tadaira Yasunori
Satoshi Maeda
Application Number:
JP2019024025A
Publication Date:
March 27, 2023
Filing Date:
February 13, 2019
Export Citation:
Assignee:
Mitsui Mining & Smelting Co., Ltd.
International Classes:
H01M4/525; H01M4/131; H01M4/36; H01M4/505; H01M4/62; H01M10/052; H01M10/0562
Domestic Patent References:
| JP2018185929A | ||||
| JP2016076454A | ||||
| JP2010080407A | ||||
| JP2011138718A | ||||
| JP2009032655A | ||||
| JP11297323A | ||||
| JP2016207567A | ||||
| JP2012074240A |
Foreign References:
| WO2018012015A1 | ||||
| WO2018012522A1 |
Attorney, Agent or Firm:
Patent Attorney Showa International Patent Office