Polymer composition with electrophilic groups for stabilization of lithium sulfur batteries
US10153514B2 · kind B2 · utility
5Cited by
10References
14Claims
0Family size
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Key dates
| Filing date | Aug 3, 2017 |
| Grant date | Dec 11, 2018 |
| Priority date | — |
| Expiry date | Aug 3, 2037 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A polymer to be used as a binder for sulfur-based cathodes in lithium batteries that includes in its composition electrophilic groups capable of reaction with and entrapment of polysulfide species. Beneficial effects include reductions in capacity loss and ionic resistance gain.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.