Production process of difluorophosphate, nonaqueous electrolytic solution and nonaqueous electrolytic secondary battery
US9028786B2 · kind B2 · utility
1Cited by
0References
4Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | May 23, 2011 |
| Grant date | May 12, 2015 |
| Priority date | — |
| Expiry date | May 23, 2031 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P70/50
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
To provide a technique for simply and easily producing a high-purity difluorophosphate and provide a production process of an electrolytic solution using the obtained difluorophosphate, an electrolytic solution and a secondary battery.A process for producing a difluorophosphate, comprising the following step (1) or (2): Also, a nonaqueous electrolytic solution containing the obtained difluorophosphate, and a nonaqueous electrolytic secondary battery containing the nonaqueous electrolytic solution.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.