Organic luminescent device and benzo[k]fluoranthene compound
US7977869B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 18, 2007 |
| Grant date | Jul 12, 2011 |
| Priority date | — |
| Expiry date | Jun 18, 2028 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K85/633
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
An organic luminescent device having organic-compound layers is provided which takes on luminous hues with very good purity and has optical power with high efficiency, high luminance and a long life. At least one of the organic-compound layers contains a benzo[k]fluoranthene compound represented by the following general formula (1):wherein R1 is a group selected from the group consisting of alkyl, aralkyl and a heterocyclic group which may be substituted, and R1's may be the same or different; R10 to R20 are each independently a group selected from the group consisting of hydrogen, halogen, alkyl, aralkyl, phenyl, a condensed bicyclic aromatic group and a heterocyclic group which may be substituted; and a is an integer of 0 or more to 9 or less.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.