carbazole compound and organic light emitting element comprising the same
The present invention relates to a carbazole compound and an organic electroluminescent device including the carbazole compound in one or more organic layers to exhibit excellent efficiency. The organic light-emitting device includes a structure in which an organic material layer capable of emitting...
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| Hauptverfasser: | , , , , , , |
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| Format: | Patent |
| Sprache: | eng ; kor |
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| Zusammenfassung: | The present invention relates to a carbazole compound and an organic electroluminescent device including the carbazole compound in one or more organic layers to exhibit excellent efficiency. The organic light-emitting device includes a structure in which an organic material layer capable of emitting light is formed between an anode and a cathode. According to the present invention, the carbazole compound can improve the amount of electron implantation in a light-emitting portion of a tandem-type organic light-emitting device.
본 발명은 카바졸 화합물 및 이를 하나 이상의 유기층에 포함함으로써 우수한 효율 특성을 나타내는 유기전기발광소자에 관한 것이다. |
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