Cross linked surface coating and interfacial layer for a perovskite material photovoltaic device
US11171290B2 · kind B2 · utility
6Cited by
1References
18Claims
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Key dates
| Filing date | Nov 23, 2020 |
| Grant date | Nov 9, 2021 |
| Priority date | — |
| Expiry date | Nov 23, 2040 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E10/549
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A photovoltaic device includes a photoactive material comprising a perovskite material and an interfacial layer comprising a cross-linked polymer that comprises a fullerene or fullerene derivative, a cross-linking agent, and one or more polymers selected from the group consisting of polystyrene, [6,6]-phenyl-C61-butyric acid methyl ester, poly(4-vinylphenol), [6,6]-phenyl-C61-butyric acid, and any combination thereof.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.