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.
Nitrogen-containing heterocyclic derivative and application of nitrogen-containing heterocyclic derivative to organic electroluminescence device
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Paragraph 0044, (2017/05/02)
The invention provides a nitrogen-containing heterocyclic derivative and application of the nitrogen-containing heterocyclic derivative to an organic electroluminescence device, and relates to the technical field of organic photoelectric materials. The nitrogen-containing heterocyclic derivative is of a structure shown in the formula I and can be used for preparing the organic electroluminescence device. A compound synthesized by the nitrogen-containing heterocyclic derivative is used as a material of an electron injection layer in the preparation of an OLED device, so that the driving voltage can be effectively reduced, and the luminescent intensity of the device can be enhanced; the nitrogen-containing heterocyclic derivative is an organic light emitting material with high performance. The device can be used in the application field of flat displays, illumination light sources, mobile phone screens, signal lamps and the like.
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
Antracene derivative and organic electroluminescent device including the same
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Paragraph 0088-0089; 0093-0094, (2016/10/10)
The purpose of the present invention is to provide a novel anthracene derivative having excellent light emitting efficiency and durability. To this end, provided is an anthracene derivative represented by chemical formula 1. In the chemical formula 1, definition of each subsistent is the same as defined in the specification.(DD) Light emitting layer(EE) Hole transporting layer(FF) Hole injection layer(GG) Positive electrode(HH) Organic layer(CC) Electron transfer layer(BB) Electron injection layer(AA) Negative electrodeCOPYRIGHT KIPO 2015
Antracene derivative and organic electroluminescent device including the same
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Paragraph 0090; 0093-0094, (2016/10/10)
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 filmCOPYRIGHT KIPO 2015
Light emitting compound and organic light-emitting diode including the same
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Paragraph 0185-0189, (2020/03/31)
PURPOSE: A light emitting compound is provided to ensure excellent luminous efficiency, power efficiency and brightness, to be used as a host material of a light-emitting layer and to increase service life of an organic electroluminescence device. CONSTITUTION: A light emitting compound is represented by chemical formula(1). In chemical formula(1), X1 - X4 are selected from the group consisting of C1-19 substituted or unsubstituted alkyl group, C1-19 substituted or unsubstituted alkoxy group, cyano group, C1-19 substituted or unsubstituted silyl group, nitro group, hydroxyl group, C1-19 substituted or unsubstituted amino group, C1-19 substituted or unsubstituted sulfonic acid group, halogen, deuterium, hydrogen C1-19 substituted or unsubstituted aryl group, heteroaryl group and heterocycle group; A1 and A2 are independently selected from the group consisting of C, N, S, O, Si and Ge; and L1 and L2 are selected from the group consisting of substituted or unsubstituted C3-40 aryl group, heteroaryl group, and heterocyclic group.
Condensed compound and organic light emitting diode comprising the same
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Paragraph 0371; 0385; 0386, (2016/10/10)
Disclosed are a condensed ring compound and an organic light emitting diode. The organic light emitting diode has low driving voltage, high efficiency, high brightness, and long life. The organic light emitting diode includes a first electrode; a second electrode facing the first electrode; and an organic layer interposed between the first electrode and the second electrode, and including a light emitting layer, wherein the organic layer includes one or more kind of condensed ring compound of any one claim among a first claim to 15^th claim.COPYRIGHT KIPO 2015
Anthracene derivatives and light-emitting devices using the anthracene derivatives
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Page/Page column 151, (2012/10/23)
The present invention provides novel anthracene derivatives. In particular, the present invention provides light-emitting elements with high luminous efficiency, and light-emitting elements with long lifetime. Further, the present invention provides light-emitting devices and electronic devices having long lifetime by using these light-emitting elements. An anthracene derivative represented by the general formula (1) is provided. In addition, since the anthracene derivative represented by the general formula (1) has high luminous efficiency, a light-emitting element using the anthracene derivative represented by the general formula (1) can also have high luminous efficiency. By using the anthracene derivative represented by the general formula (1), light-emitting elements with long lifetime can be provided.
CONDENSED-CYCLIC COMPOUND AND ORGANIC LIGHT EMITTING DIODE HAVING ORGANIC LAYER INCLUDING THE SAME
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, (2011/02/26)
A condensed-cyclic compound represented by Formula 1 and an organic light emitting diode including the same: