1382955-10-3Relevant articles and documents
CARBAZOLE BASED COMPOUND AND ORGANIC LIGHT EMITTING DEVICE COMPRISING THE SAME
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Paragraph 0187-0189; 0196-0198, (2018/02/21)
The present specification provides a carbazole-based compound represented by chemical formula 1, and an organic light-emitting device comprising the same. According to one embodiment of the present specification, the compound may be used as a material for an organic material layer in an organic light-emitting device to improve efficiency, lower driving voltage, and/or improve lifetime characteristics of the device. Additionally, another embodiment of the present specification provides an organic light-emitting device which comprises: a first electrode; a second electrode disposed to face the first electrode; and one or more organic material layers disposed between the first electrode and the second electrode, wherein at least one of the organic layer materials comprises a compound represented by the chemical formula 1.COPYRIGHT KIPO 2017
Material for organic electroluminescence device and organic electroluminescence device
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Page/Page column 135; 136; 155, (2016/05/02)
A material for organic electroluminescence device having a specific central skeleton to which a cyano-substituted aromatic hydrocarbon group or a cyano-substituted heterocyclic group is bonded at its specific position is described. Further described is an organic electroluminescence device including an organic thin film layer between an anode and a cathode. The organic thin film layer include an light emitting layer and at least one layer of the organic thin film layer contains the material for organic electroluminescence device. The material for organic electroluminescence device realizes an organic electroluminescence device with good emission efficiency.
A NOVEL COMBINATION OF A HOST COMPOUND AND A DOPANT COMPOUND AND AN ORGANIC ELECTROLUMINESCENCE DEVICE COMPRISING THE SAME
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Paragraph 140; 141; 146; 147; 182; 183, (2014/01/17)
The present invention relates to a specific combination of a dopant compound and a host compound, and an organic electroluminescent device comprising the same. The organic electroluminescent device of the present invention provides the advantages of excellent luminous characteristics with lower driving voltages, compared to devices using conventional luminescent materials.