Electrode for secondary battery and secondary battery using same
US11404699B2 · kind B2 · utility
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Key dates
| Filing date | Feb 4, 2019 |
| Grant date | Aug 2, 2022 |
| Priority date | — |
| Expiry date | Jul 23, 2039 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An electrode for a secondary battery that includes a collector and an active material layer formed on the collector. The active material layer is configured of a plurality of layers including at least a first layer formed on the collector, and a second layer formed on the first layer. An end portion of the collector at an edge portion of the electrode is widened in an electrode thickness direction with respect to a plate thickness of the collector.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.