Battery separator for Li-Ion and/or Li-Ion polymer battery
US6562511B2 · kind B2 · utility
39Cited by
14References
8Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Dec 6, 2000 |
| Grant date | May 13, 2003 |
| Priority date | — |
| Expiry date | Dec 6, 2020 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/49112
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A separator for a Li-ion polymer battery comprised of a plurality of separator layers that are laminated together. The plurality of separator layers including a first layer formed of a first separator material, and a second layer formed of a second separator material, wherein the second layer is compositionally and structurally different from the first layer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.