Coating slurries for preparing separators, separators for electrochemical devices and preparation methods therefor
US11158905B2 · kind B2 · utility
1Cited by
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20Claims
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Key dates
| Filing date | May 10, 2018 |
| Grant date | Oct 26, 2021 |
| Priority date | — |
| Expiry date | Mar 29, 2040 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
Disclosed are a coating slurry for preparing a separator for an electrochemical device, comprising at least one polymer having an intrinsic viscosity ranging from 0.5 to 3.0 mL/g, at least one inorganic filler, and at least one solvent; a method for preparing the coating slurry; and a method for preparing a separator for an electrochemical device using the coating slurry; as well as a separator and an electrochemical device comprising the separator.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.