Nickel-based composite oxide for lithium secondary battery, and lithium secondary battery including same
US10439205B2 · kind B2 · utility
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15Claims
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Key dates
| Filing date | Aug 28, 2015 |
| Grant date | Oct 8, 2019 |
| Priority date | — |
| Expiry date | Jul 14, 2036 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
The present invention relates to a nickel-based composite oxide for a lithium secondary battery, and a lithium secondary battery including the same, and provides a nickel-based composite oxide for a lithium secondary battery, which comprises: a core part; and at least one tunnel connected from the inside of the core part to the outside thereof, wherein the tunnel has a diameter of 100 nm or larger, and the composite oxide further comprises coating layers located inside the tunnel and outside the core part.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.