Co-extrusion manufacturing process of thin film electrochemical cell for lithium polymer batteries and apparatus therefor
US7700019B2 · kind B2 · utility
47Cited by
21References
10Claims
0Family size
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Key dates
| Filing date | Dec 2, 2003 |
| Grant date | Apr 20, 2010 |
| Priority date | — |
| Expiry date | Jun 14, 2024 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P70/50
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A process of co-extrusion of a thin electrode sheet with a thin electrolyte polymer sheet directly onto a current collector sheet for a lithium polymer battery. The process includes the steps of:
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.