503299-24-9Relevant academic research and scientific papers
Organic electroluminescent compound, and preparation method and application thereof
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, (2020/09/30)
The invention discloses an organic electroluminescent compound. The structural general formula of the organic electroluminescent material is represented by chemical formula 1 shown in the description.Compared with an organic light-emitting device provided by the prior art, in a green light device, an organic light-emitting device prepared by using the organic light-emitting compound provided by the invention as a hole transport material has the following advantages: the driving voltage is obviously reduced, the light-emitting efficiency is obviously improved, and the service life is obviouslyprolonged.
Compound using spirobibenzocycloheptene fluorene as core, and applications in organic electroluminescent devices
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Paragraph 0162; 0167-0170, (2020/01/25)
The invention discloses a compound using spirobibenzocycloheptene fluorene as a core, and applications in organic electroluminescent devices. According to the invention, the compound contains aspirobibenzocycloheptene fluorene structure, has strong rigidity, and further has characteristics of difficult crystallization and aggregation among molecules, good film-forming property and the like after the compound is linked to a carbazole derivative long branched chain structure or an arylamine derivative branched chain structure; due to different electron donating capacities of the branched chain groups, the HOMO energy levels of the material are different, and the compound can be used as different functional layer materials; the compound has high triplet state energy level, can effectively block energy loss, and is beneficial to energy transfer; and with the application of the compound as the organic electroluminescent functional layer material in the OLED device, the current efficiency, the power efficiency and the external quantum efficiency of the device are greatly improved while the service life of the device is obviously prolonged.
COMPOUND FOR ORGANIC ELECTRONIC ELEMENT, ORGANIC ELECTRONIC ELEMENT USING THE SAME, AND A ELECTRONIC DEVICE THEREOF
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Paragraph 0187; 0192-0194, (2019/12/31)
The present invention relates to a compound for an organic electronic element, an organic electronic element using the same, and an electronic device thereof and, more specifically, to a novel compound comprising O atom heterocycles capable of improving luminous efficiency, stability, and service life of an element, an organic electronic element using the same, and an electronic device thereof.
HETEROCYCLIC COMPOUNDS AND ORGANIC LIGHT EMITTING DEVICE USING THE SAME
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Paragraph 0184; 0185, (2016/10/10)
Disclosed are a heterocyclic compound represented by chemical formula 1 and an organic electroluminescent device including the same. According to the present invention, the heterocyclic compound can be used as a material for organic substance layers in organic electroluminescent devices.
NOVEL ORGANIC ELECTROLUMINESCENT COMPOUNDS AND ORGANIC ELECTROLUMINESCENT DEVICE COMPRISING THE SAME
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Paragraph 166-170, (2014/07/21)
The present invention relates to novel organic electroluminescent compounds and an organic electroluminescent device comprising the same. The organic electroluminescent compounds of the present invention have higher luminescent efficiency than conventional materials. Furthermore, the organic electroluminescent devices comprising the organic electroluminescent compounds of the present invention have high current efficiency.
Aromatic Amine Compound, and Light-Emitting Element, Light-Emitting Device, and Electronic Device Using the Aromatic Amine Compound
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, (2013/04/10)
Novel aromatic amine compounds are provided. Light-emitting elements having high emission efficiency and high reliability are provided. Further, light-emitting devices and electronic devices using the light-emitting devices are provided. Specifically, an aromatic amine compound represented by the general formula (1), and light-emitting elements, light-emitting devices and electronic devices that are formed using the aromatic amine compound represented by the general formula (1) are provided. By using the aromatic amine compound represented by the general formula (1) for light-emitting elements, light-emitting devices and electronic devices, the light-emitting elements, light-emitting devices and electronic devices can have high emission efficiency.
CARBAZOLE DERIVATIVE, AND LIGHT-EMITTING ELEMENT, LIGHT-EMITTING DEVICE, AND ELECTRONIC DEVICE USING CARBAZOLE DERIVATIVE
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Page/Page column 198-199, (2009/07/17)
To provide a light-emitting element having high luminous efficiency and to provide a light-emitting device and an electronic device which consumes low power and is driven at low voltage, a carbazole derivative represented by the general formula (1) is provided. In the formula, α1, α2, α3, and α4 each represent an arylene group having less than or equal to 13 carbon atoms; Ar1 and Ar2 each represent an aryl group having less than or equal to 13 carbon atoms; R1 represents any of a hydrogen atom, an alkyl group having 1 to 6 carbon atoms, a substituted or unsubstituted phenyl group, and a substituted or unsubstituted biphenyl group; and R2represents any of an alkyl group having 1 to 6 carbon atoms, a substituted or unsubstituted phenyl group, and a substituted or unsubstituted biphenyl group. In addition, l, m, and n are each independenly 0 or 1.
TRIARYLAMINE DERIVATIVE, LIGHT-EMITTING SUBSTANCE, LIGHT-EMITTING ELEMENT, LIGHT-EMITTING DEVICE, AND ELECTRONIC DEVICE
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Page/Page column 78, (2009/12/23)
A triarylamine derivative represented by a general formula (G1) given below is provided. Note that in the formula, Ar represents either a substituted or unsubstituted phenyl group or a substituted or unsubstituted biphenyl group; α represents a substituted or unsubstituted naphthyl group; β represents either hydrogen or a substituted or unsubstituted naphthyl group; n and m each independently represent 1 or 2; and R1 to R8 each independently represent any of hydrogen, an alkyl group having 1 to 6 carbon atoms, or a phenyl group.
