Electrolyte for lithium secondary battery and lithium secondary battery including the same
US11177507B2 · kind B2 · utility
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17Claims
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Key dates
| Filing date | Oct 21, 2019 |
| Grant date | Nov 16, 2021 |
| Priority date | — |
| Expiry date | Oct 21, 2039 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P70/50
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
Provided is an electrolyte for a secondary battery including a lithium salt, a nonaqueous organic solvent, and a cyclic phosphate compound represented by the following Chemical Formula 2: wherein R1 to R6 and R′ and R″ are independently of one another hydrogen or C1-C7 alkyl; L2 is —(CR7R8)n—; R7 and R8 are independently of each other hydrogen or C1-C7 alkyl; and n is an integer of 1 to 3. Also provided is a lithium secondary battery including the electrolyte.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.