Additives to improve electrolyte performance in lithium ion batteries
US10074874B2 · kind B2 · utility
4Cited by
74References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 8, 2013 |
| Grant date | Sep 11, 2018 |
| Priority date | — |
| Expiry date | Mar 4, 2035 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A lithium ion battery that has a 5 V stabilized manganese cathode and a nonaqueous electrolyte comprising a phosphate additive is described. The lithium ion battery operates with a high voltage cathode (i.e. up to about 5 V) and has improved cycling performance at high temperature.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.