Positive electrode slurry composition for secondary battery, positive electrode prepared by using the same, and secondary battery including the positive electrode
US12132207B2 · kind B2 · utility
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11Claims
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Key dates
| Filing date | Mar 17, 2022 |
| Grant date | Oct 29, 2024 |
| Priority date | — |
| Expiry date | Mar 17, 2042 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A positive electrode slurry composition, a positive electrode and a secondary battery including the same are disclosed herein. In some embodiments, a slurry composition includes a lithium iron phosphate-based positive electrode active material, a binder, a conductive agent, a dispersant, and a solvent, wherein the dispersant includes a nitrile-based copolymer and a polymer dispersant containing an oxyalkylene unit, wherein the oxyalkylene unit is present in an amount of 60 wt % or more, based on the total weight of the polymer dispersant.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.