1158741-25-3Relevant articles and documents
HETERO-CYCLIC COMPOUND AND ORGANIC LIGHT EMITTING DEVICE COMPRISING THE SAME
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Paragraph 0170; 0171, (2017/11/07)
The present invention relates to a heterocyclic compound and an organic light emitting device comprising the same. The heterocyclic compound of the present specification is represented by chemical formula 1. The heterocyclic compound according to at least one embodiment can improve the efficiency, low driving voltage and/or lifetime characteristics in the organic light emitting device.COPYRIGHT KIPO 2017