Binder for positive electrode of lithium-sulfur secondary battery and method for preparing positive electrode using same
US11031598B2 · kind B2 · utility
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15Claims
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Key dates
| Filing date | May 31, 2018 |
| Grant date | Jun 8, 2021 |
| Priority date | — |
| Expiry date | Jun 27, 2039 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A binder for a positive electrode of a lithium-sulfur secondary battery, including an acrylic polymer including an acrylic monomer polymerized unit, a non-acrylic monomer polymerized unit and a redox monomer polymerized unit, as well as a positive electrode active layer, a positive electrode and a lithium-sulfur secondary battery manufactured using the binder. The acrylic polymer contains at least 30 wt. % of the acrylic monomer polymerized unit.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.