Lithium battery with secondary battery separator
US6444356B1 · kind B1 · utility
8Cited by
37References
1Claims
0Family size
Inventors
Key dates
| Filing date | Mar 27, 2000 |
| Grant date | Sep 3, 2002 |
| Priority date | — |
| Expiry date | Mar 27, 2020 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P70/50
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A secondary battery separator comprises a fibrous core coated with a polymer having improved electrode adhesion properties in unitary laminated construction. Vacuum removal of plasticizer without solvent extraction prevents brittleness and results in microporosity in a thin layer of enhanced ion conductivity.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.