Electrolyte for lithium secondary battery and lithium secondary battery comprising same
US10490853B2 · kind B2 · utility
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Key dates
| Filing date | Jul 27, 2015 |
| Grant date | Nov 26, 2019 |
| Priority date | — |
| Expiry date | Mar 12, 2036 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An electrolyte solution for a lithium secondary battery includes a lithium salt, an organic solvent, and a solid salt as an additive, the solid salt including at least one cation selected from ammonium-based cations and an azide anion (N3—). Using the electrolyte solution including the additive may provide a lithium secondary battery with improved high-temperature retention characteristics.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.