Silicon sealing for high performance battery anode materials
US11081688B2 · kind B2 · utility
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19Claims
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Key dates
| Filing date | Mar 18, 2019 |
| Grant date | Aug 3, 2021 |
| Priority date | — |
| Expiry date | Apr 18, 2039 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A battery electrode is provided that includes a porous silicon microstructure precursor, a silicon shell coating deposited on the silicon microstructure precursor, and a graphene coating deposited on the silicon shell coating, where the graphene coating encapsulates the silicon shell coating forming a graphene-encapsulated silicon-shell-protected porous silicon microstructure precursor battery electrode.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.