Electrolyte for secondary battery and secondary battery including the same
US9905884B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | May 31, 2016 |
| Grant date | Feb 27, 2018 |
| Priority date | — |
| Expiry date | Jul 1, 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 secondary battery includes a non-aqueous solvent; a lithium salt; and a heterocyclic compound represented by Formula 1:wherein, in Formula 1, R1 and R2 are each independently selected from hydrogen, a halogen group, a cyano group, a hydroxy group, a nitro group, —C(═O)Ra, —C(═O)ORa, —OCO(ORa), —C═N(Ra), a substituted or unsubstituted C1-C20 alkyl group, and a combination thereof, wherein Ra is selected from hydrogen and a C1-C10 alkyl group, and, provided that at least one selected from R1 and R2 is selected from a halogen group, a cyano group, a hydroxy group, a nitro group, —C(═O)Ra, —C(═O)ORa, a substituted or unsubstituted C1-C20 alkyl group, and a combination thereof.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.