Methods of forming electrochemical cells with a combination formation charge rate
US12027692B2 · kind B2 · utility
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Key dates
| Filing date | Dec 9, 2019 |
| Grant date | Jul 2, 2024 |
| Priority date | — |
| Expiry date | Apr 8, 2040 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
Methods of forming electrochemical cells are described. In some implementations, the method can include providing an electrochemical cell having an electrode with at least about 20% to about 99% by weight of silicon. The method can include providing a formation charge current at a first rate and at a second rate to the electrochemical cell. The first rate can be in a range from about C/100 to about C/10 and the second rate can be greater than about C/10.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.