Method of drying electrode assemblies
US10254043B2 · kind B2 · utility
1Cited by
3References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 22, 2016 |
| Grant date | Apr 9, 2019 |
| Priority date | — |
| Expiry date | Oct 11, 2037 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P70/50
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
Provided herein is a method of drying an electrode assembly of lithium-ion battery, comprising drying the electrode assembly in two successive stages under vacuum at elevated temperature; filling the oven with hot, dry air or inert gas; repeating the steps of vacuum drying and gas filling several times. The method disclosed herein is particularly suitable for drying electrode assemblies using aqueous binders.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.