| 摘要 |
<p>PURPOSE: An organic electroluminescent device has excellent electrical stability and electron and hole transferring ability, has high triplet excitation energy, and is used as a host and electron transferring material, capable of improving the luminous efficiency of a phosphorescence light emitting material. CONSTITUTION: A compound for an organic electroluminescent device is represented by chemical formula 1. The organic electroluminescent device includes a first electrode, a second electrode, and a plurality of organic material layer between the first electrode and the second electrode. The organic material layer includes the compound for the organic electroluminescent device. The organic material layer includes the light-emitting layer. The organic material layer additionally includes one or more selected from an electron injection layer, an electron transfer layer, a hole blocking layer, an electron blocking layer, a hole transferring layer, and a hole injection layer.</p> |
