Light absorber and organic electroluminescence device including the same
US11800791B2 · kind B2 · utility
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16Claims
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Key dates
| Filing date | Oct 12, 2021 |
| Grant date | Oct 24, 2023 |
| Priority date | — |
| Expiry date | Oct 12, 2041 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K50/16
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Provided is an organic electroluminescence device provided with a light absorber represented by Formula 1 below, and a light absorbing layer including the same. In Formula 1, Ar is pyrene, chrysene, or anthracene, and Y is a hydrogen atom or a substituent, and X is represented by any one of Formula 2-1 to 2-3 below.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.