Organic light-emitting device
US9564598B2 · kind B2 · utility
6Cited by
0References
18Claims
0Family size
Assignee
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Key dates
| Filing date | Sep 25, 2014 |
| Grant date | Feb 7, 2017 |
| Priority date | — |
| Expiry date | Sep 25, 2034 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K2101/90
Abstract
An organic light-emitting device includes an anode, a cathode, and an organic layer between the anode and the cathode, wherein the organic layer includes a mixed organic layer, and the mixed organic layer includes at least two different compounds, and a triplet energy of at least one compound of the at least two different compounds is 2.2 eV or higher. The organic light-emitting device according to embodiments of the present invention may have a low driving voltage, a high efficiency, and a long lifespan.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.