201731-79-5Relevant articles and documents
A naphtho carbazole derivatives and their use in the organic electroluminescent device in the application of the
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Paragraph 0041; 0044; 0045, (2018/07/07)
The invention provides a naphthocarbazole derivative which has a structure as shown in the formula (I), wherein Ar1-Ar12 are independently selected from one of H, C6-C30 substituted or unsubstituted aromatic group, C6-C30 substituted or unsubstituted fused ring aromatic group, C6-C30 substituted or unsubstituted fused heterocyclic group, pentabasic and hexabasic heterocyclic ring or substituted heterocyclic ring, triarylated amine group, arylether group and C1-C12 substituted or unsubstituted aliphatic alkyl group; and Ar13 is selected from one of C6-C30 substituted or unsubstituted aromatic group, C6-C30 substituted or unsubstituted fused ring aromatic group and C1-C12 substituted or unsubstituted aliphatic alkyl group. The novel compound can be used as a hole-injection material, a hole-transmission material, a fluorescence host material or a luminescent material in an organic electroluminescence device.
Herocyclic compound and organic light emitting device comprising same
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Paragraph 0213; 0214; 0231; 0232, (2016/10/10)
The present invention provides a new compound useful for an electron injection material or an electron transport material; and an organic light emitting device comprising the compound, which has high efficiency, low voltage, high brightness and a long life. Disclosed are a compound represented by chemical formula 1 or chemical formula 2, and an organic light emitting device comprising the compound. Information about chemical formula 1 and chemical formula 2 is referred to in the detailed description of the present invention.COPYRIGHT KIPO 2015
Antracene derivative and organic electroluminescent device including the same
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Paragraph 0088; 0089; 0090; 0093; 0094, (2016/10/09)
The subject of the present invention is providing a novel anthracene derivative with excellent light emitting efficiency and excellent durability compared with an existing material. Provided is an anthracene derivative presented by chemical formula 1. In chemical formula 1, definition of each substituent is the same as defined in the detailed specification of the invention.(AA) Negative electrode(BB) Electron injection layer(CC) Electron transfer layer(DD) Light emitting layer(EE) Hole transporting layer(FF) Hole injection layer(GG) Positive electrode(HH) Organic layerCOPYRIGHT KIPO 2015