Battery, battery pack, electronic apparatus, electrically driven vehicle, electrical storage device, and power system
US9647256B2 · kind B2 · utility
6Cited by
2References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 21, 2014 |
| Grant date | May 9, 2017 |
| Priority date | — |
| Expiry date | Jan 30, 2035 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T10/70
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
Provided is a battery in which an area density S (mg/cm2) of a positive electrode active material layer is 27 mg/cm2 or greater, and a porous film included in a separator has a structure satisfying the following Expressions.0.04≦Ri≦−0.07L−0.09×S+4.99Ri=τ2L/ε′ε′=[{(L×ε/100)−Rz×0.46/3}/L]×100τ={(1.216×ε′Td×10−4)/L}0.5 (Expressions)
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.