Lithium-iron disulfide cell design
US8460826B2 · kind B2 · utility
2Cited by
4References
22Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 8, 2009 |
| Grant date | Jun 11, 2013 |
| Priority date | — |
| Expiry date | Dec 9, 2029 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P70/50
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A lithium-iron disulfide electrochemical cell design is disclosed, relying on judicious selection of the electrolyte, a thicker lithium anode and a cathode with specific characteristics selected to cooperate with the electrolyte. The resulting cell has a reduced interfacial surface area between the anode and the cathode but, surprisingly, maintains excellent high drain rate capacity.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.