Organic light emitting element and organic light emitting display device including the same
US10170723B2 · kind B2 · utility
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18Claims
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Key dates
| Filing date | Jul 12, 2016 |
| Grant date | Jan 1, 2019 |
| Priority date | — |
| Expiry date | Jul 12, 2036 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K59/122
Abstract
An organic light emitting element according to an exemplary embodiment of the present disclosure includes a first electrode, a second electrode, an emission layer between the first electrode and the second electrode, an electron injection layer between the second electrode and the emission layer, and a barrier layer between the electron injection layer and the second electrode, wherein a work function of the barrier layer is larger than a work function of the second electrode.
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