All solid-state sodium-sulfur or lithium-sulfur battery prepared using cast-annealing method
US11949092B2 · kind B2 · utility
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Key dates
| Filing date | Mar 15, 2019 |
| Grant date | Apr 2, 2024 |
| Priority date | — |
| Expiry date | Mar 7, 2041 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
The present invention is directed to solid-state composite cathodes that comprise Na2S or Li2S, Na3PS4, or Li3PS4, and mesoporous carbon. The present invention is also directed to methods of making the solid-state composite cathodes and methods of using the solid-state composite cathodes in batteries and other electrochemical technologies.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.