Separator for battery and nonaqueous electrolyte battery using same
US8771859B2 · kind B2 · utility
4Cited by
0References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 10, 2010 |
| Grant date | Jul 8, 2014 |
| Priority date | — |
| Expiry date | Jan 2, 2032 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A separator for batteries according to the present invention includes a multilayer porous film having a resin porous film containing a thermoplastic resin as a main component and a heat resistant porous layer containing heat resistant particles as a main component, and the heat resistant porous layer has a thickness of 1 to 15 μm, and the 180° peel strength between the resin porous film and the heat resistant porous layer is 0.6 N/cm or more.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.