Electron donating polymers and organic solar cells including the same
US9112156B2 · kind B2 · utility
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17Claims
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Key dates
| Filing date | Nov 10, 2011 |
| Grant date | Aug 18, 2015 |
| Priority date | — |
| Expiry date | Jan 31, 2033 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E10/549
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
An electron-donating polymer may include a repeating unit A including a repeating unit according to Chemical Formula 3 and at least one selected from a repeating unit according to Chemical Formula 1, a repeating unit according to Chemical Formula 2, and a combination thereof, and a repeating unit B including a repeating unit according to Chemical Formula 4 and a repeating unit according to Chemical Formula 5.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.