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Host compound for phosphorescent dopant and organic light emitting diode device using the same
Host compound for phosphorescent dopant and organic light emitting diode device using the same
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机译:用于磷光掺杂剂的主体化合物和使用该主体化合物的有机发光二极管器件
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摘要
The present invention is represented by the following formula, wherein X and Y each independently provide a phosphorescent compound selected from an aromatic compound or a heterocyclic compound. Phosphorescent compound as described above has a high triplet energy and a wide bandgap energy is improved luminous efficiency.
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