Electrolyte solution for secondary lithium battery and secondary lithium battery using the same
US9799924B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 29, 2014 |
| Grant date | Oct 24, 2017 |
| Priority date | — |
| Expiry date | Jan 9, 2036 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An electrolyte for a lithium secondary battery including a lithium salt, a non-aqueous organic solvent, and a pyrrolidine derivative represented by Formula 1,wherein, in Formula 1, X is hydrogen, a formyl group or a salt thereof, a carboxyl group or a salt thereof, a C1-C20 alkyl group, a C1-C20 hydroxyalkyl group, a C1-C20 aminoalkyl group, a C1-C20 thioalkyl group, or a C1-C20 cyanoalkyl group, and R1 to R4 are each independently hydrogen, deuterium, a halogen atom, a hydroxyl group, a thio group, a cyano group, a nitro group, an amino group, an amidino group, a hydrazine, a hydrazone, a formyl group or a salt thereof, a carboxyl group or a salt thereof, a sulfonic acid group or a salt thereof, a phosphoric acid or a salt thereof, a C1-C20 hydroxyalkyl group, a C2-C20 heteroaryl group, or a C6-C20 aryl group.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.