- Novel compound and organic light emitting device comprising the same
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The present invention provides a novel compound and an organic light emitting device using the same, wherein the compound is represented by chemical formula 1. The compound may improve life characteristics of the organic light emitting device.
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Paragraph 0156-0159
(2020/09/30)
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- Organic electroluminescent compound
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The invention provides an organic electroluminescent compound. The structure of the organic electroluminescent compound is represented by the formula (I), (II), or (III); wherein R1 to R8 individuallyrepresent H, a halogen atom, a cyano group, a C1-C20 al
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Paragraph 0044
(2018/03/26)
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- HETEROCYCLIC COMPOUND AND ORGANIC ELECTRONIC DEVICE COMPRISING THE SAME
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The present invention relates to a heterocyclic compound represented by chemical formula 1 and to an organic light-emitting device using the same. A compound represented by the chemical formula 1 can be used as a material of an organic material layer of the organic light-emitting device, and can improve the efficiency, the driving voltage and/or the lifetime characteristics of the organic light-emitting device.COPYRIGHT KIPO 2018
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Paragraph 0380-0385; 0535-0541
(2018/06/15)
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- Organic electroluminescence compound
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The invention discloses an organic electroluminescence compound of which the structure formula is shown in figure 1 in the specification, in the formula, X1 to X16 are selected from H, amino, chain alkyl of C1-C20, halogenated chain alkyl of C1-C20, cycli
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Paragraph 0072; 0076; 0077; 0078
(2017/11/04)
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- An electroluminescent compound and an electroluminescent device comprising the same
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The present invention relates to an organic light emitting compound adopted to an organic electroluminescent device. The organic light emitting compound is represented by chemical formula 1. In the case of adopting the same as a dopant compound or a hole transfer compound in a luminous layer, an organic electroluminescent device having excellent luminous characteristics such as driving voltage, brightness, long lifespan, and the like, can be embodied.COPYRIGHT KIPO 2016
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Paragraph 0088-0091; 0109-0112; 0172-0175
(2016/10/20)
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