Benzo[k]fluoranthene derivative and organic electroluminescence device containing the same
US9273002B2 · kind B2 · utility
4Cited by
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19Claims
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Key dates
| Filing date | Oct 7, 2011 |
| Grant date | Mar 1, 2016 |
| Priority date | — |
| Expiry date | Aug 8, 2033 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K50/14
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A benzo[k]fluoranthene derivative represented by the following formula (1):wherein R1 to R12 are as defined in the specification. The benzo[k]fluoranthene derivative represented by the formula (1) reduces a driving voltage of an organic electroluminescence device and makes it possible to realize light emission with high efficiency and long lifetime.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.