Electrode having porous coating layer, manufacturing method thereof and electrochemical device containing the same
US8951669B2 · kind B2 · utility
7Cited by
0References
20Claims
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Key dates
| Filing date | Aug 13, 2013 |
| Grant date | Feb 10, 2015 |
| Priority date | — |
| Expiry date | Aug 13, 2033 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P70/50
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
The present invention provides an electrode comprising a current collector; an electrode active material layer formed on at least one surface of the current collector and comprising a mixture of electrode active material particles and a first binder polymer; and a porous coating layer formed on the surface of the electrode active material layer, comprising a mixture of inorganic particles and a second binder polymer and having a thickness deviation defined by the following Formula (1), and a manufacturing method thereof:(Tmax−Tmin)/Tavg≦0.35 (1)
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.