Separator for secondary battery, method for manufacturing the same and lithium secondary battery containing the same
US10854863B2 · kind B2 · utility
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Key dates
| Filing date | Oct 16, 2018 |
| Grant date | Dec 1, 2020 |
| Priority date | — |
| Expiry date | Dec 13, 2038 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P70/50
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
Provided is a separator for a secondary battery including: a porous substrate; and a coating layer formed on the porous substrate, wherein the coating layer includes a plurality of inorganic particles and a binder for binding the plurality of inorganic particles, and the binder includes a copolymer of a monomer mixture including an acrylamide-based monomer, a vinyl cyanide monomer, and an acrylic monomer having a carboxyl group.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.