POSITIVE ELECTRODE ACTIVE MATERIAL, POSITIVE ELECTRODE, BATTERY, BATTERY PACK, ELECTRONIC DEVICE, ELECTRIC VEHICLE, POWER STORAGE DEVICE, AND POWER SYSTEM
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United States of America Patent
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N/A
Issued Date -
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app pub date -
Jul 9, 2015
filing date -
Jul 31, 2014
priority date (Note) -
Published
status (Latency Note)
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Abstract
A positive electrode active material includes: a particle including a lithium composite oxide; a first layer that is provided on a surface of the particle and includes a lithium composite oxide; and a second layer that is provided on a surface of the first layer. The lithium composite oxide included in the particle and the lithium composite oxide included in the first layer have the same composition or almost the same composition, the second layer includes an oxide or a fluoride, and the lithium composite oxide included in the first layer has lower crystallinity than the lithium composite oxide included in the particle.
First Claim
Other Claims data not available
Family
| Country | kind | publication No. | Filing Date |
|---|---|---|---|
| JP | A | JP2016033902 | Jul 31, 2014 |
| KR | B1 | KR102334085 | Jul 09, 2015 |
| KR | A | KR20200105545 | Jul 09, 2015 |
| WO | A1 | WO2016017077 | Jul 09, 2015 |
| CN | B | CN106575755 | Jul 09, 2015 |
International Classification(s)
- C01B:NON-METALLIC ELEMENTS; COMPOUNDS THEREOF
- B60K:ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF ....
- H01M:PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT....
- C01G:COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLAS....
- C01F:COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUM....
- B60L:ELECTRIC EQUIPMENT OR PROPULSION OF ELECTRICALLY-P....
- C01D:COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, ....
- 2015 Application Filing Year
- C01B Class
- 1749 Applications Filed
- 1349 Patents Issued To-Date
- 77.13 % Issued To-Date
Cited Art Landscape
Patent Citation Ranking
- 36 Citation Count
- C01B Class
- 98.64 % this patent is cited more than
- 8 Age