Aqueous secondary battery
US11094938B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Mar 30, 2017 |
| Grant date | Aug 17, 2021 |
| Priority date | — |
| Expiry date | Oct 6, 2037 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
The object of the present invention is to provide an electric power storage device using an aqueous electrolytic solution that is safe even if the device is damaged while being used and the electrolytic solution leaks out from the battery housing. Specifically, the object of the present invention is to provide a secondary battery having both excellent safety and excellent cycle characteristics. The present invention is an aqueous secondary battery, wherein at least either of the positive electrode or the negative electrode comprises a compound (I) having a naphthalenediimide structure or a perylenediimide structure as an active material.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.