Method for developing an electrochemical device
US8852814B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Feb 9, 2005 |
| Grant date | Oct 7, 2014 |
| Priority date | — |
| Expiry date | Jul 16, 2030 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/49108
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
The invention relates to the development of an electrochemical device including a lithium salt/polyether electrolyte film between two films forming the cathode and the anode, respectively. The method of the invention involves assembling a multilayer structure consisting of the current-collecting carrier, the cathode-forming film, the electrolyte-forming polyether film and the anode-forming film. The cathode and/or anode films are made of a composite material containing the lithium salt. The polyether film is lithium salt-free. The assembled device is allowed to rest for long enough to enable the lithium salt in the cathode and/or the anode to be dispersed throughout the polymer film.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.