Nonaqueous electrolyte secondary battery insulating porous layer and nonaqueous electrolyte secondary battery laminated separator
US10211442B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 21, 2016 |
| Grant date | Feb 19, 2019 |
| Priority date | — |
| Expiry date | Nov 21, 2036 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P70/50
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
As a nonaqueous electrolyte secondary battery insulating porous layer and nonaqueous electrolyte secondary battery laminated separator each of which allows a nonaqueous electrolyte secondary battery to have an improved discharge output characteristic, there are provided (i) a nonaqueous electrolyte secondary battery insulating porous layer containing a filler including a metal oxide and having a capacitance of not less than 0.0390 nF and not more than 0.142 nF per 19.6 mm2 and a thickness of not less than 0.1 μm and not more than 20 μm and (ii) a nonaqueous electrolyte secondary battery laminated separator including the porous layer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.