Organic semiconducting comonomer
US11702413B2 · kind B2 · utility
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Key dates
| Filing date | Aug 26, 2020 |
| Grant date | Jul 18, 2023 |
| Priority date | — |
| Expiry date | Aug 26, 2040 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D417/14
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A comonomer comprising: wherein W is selected from the group consisting of: S, Se, O, and N-Q; and Q is selected from the group consisting of: a straight-chain or branched carbyl, silyl, or hydrocarbyl, a branched or cyclic alkyl with 1 to 30 atoms, a fused substituted aromatic ring, and a fused unsubstituted aromatic ring. In this comonomer, A and B are independently selected from the group consisting of: H, Br, an aryl group, and a heteroaryl group.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.