Electrode, secondary battery, battery pack, and vehicle
US10944104B2 · kind B2 · utility
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13Claims
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Key dates
| Filing date | Aug 31, 2018 |
| Grant date | Mar 9, 2021 |
| Priority date | — |
| Expiry date | Jan 10, 2039 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T10/70
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
According to one embodiment, an electrode is provided. The electrode includes an active material-containing layer which contains an active material. The active material includes a plurality of primary particles containing a niobium-titanium composite oxide. The average value (FUave) of the roughness shape coefficient (FU) according to Formula (1) below is 0.70 or more in 100 primary particles among the plurality of primary particles.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.