Lithium secondary battery including electrolyte containing trialkoxyalkylsilane compound
US11251466B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 9, 2018 |
| Grant date | Feb 15, 2022 |
| Priority date | — |
| Expiry date | Sep 24, 2039 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A lithium secondary battery includes: a positive electrode; an negative electrode; and an electrolyte between the positive electrode and the negative electrode, wherein the positive electrode includes a positive active material represented by Formula 1, the electrolyte includes a lithium salt, a non-aqueous solvent, and a trialkoxyalkylsilane compound represented by Formula 2, and an amount of the trialkoxyalkylsilane compound in the electrolyte is about 0.1 weight percent to about 5 weight percent based on a total weight of the electrolyte: wherein, in Formula 1 and Formula 2, x, y, z, M, A, R1 to R3, and Ar are as defined as the specification.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.