936916-07-3Relevant academic research and scientific papers
Organic electroluminescent compound and preparation method thereof, and organic electroluminescent device
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Paragraph 0041-0045, (2020/04/22)
The invention discloses an organic electroluminescent compound and a preparation method thereof, and an organic electroluminescent device, and belongs to the field of chemical synthesis and photoelectric materials, wherein the structural general formula of the organic electroluminescent compound is defined in the specification, and in a formula I, L is one selected from a chemical bond, substituted or unsubstituted C6-C30 aryl and substituted or unsubstituted C3-C30 heteroaryl, X is a heteroatom, and Ar1 and Ar2 are respectively and independently selected from substituted or unsubstituted C1-C30 alkyl, substituted or unsubstituted C6-C30 aryl, substituted or unsubstituted C3-C30 heteroaryl, substituted or unsubstituted C3-C30 arylamino, substituted or unsubstituted C3-C30 aliphatic amino and single ring or multi-ring formed by linking adjacent substituent groups. According to the invention, with the application of the organic electroluminescent compound as the material of the light-emitting auxiliary layer and/or hole transport layer of an organic electroluminescent device, the driving voltage of the organic electroluminescent device can be remarkably reduced, the light-emitting efficiency of the organic electroluminescent device is improved, and the service life of the organic electroluminescent device is prolonged.
COMPOUND FOR ORGANIC ELECTRONIC ELEMENT, ORGANIC ELECTRONIC ELEMENT USING THE SAME, AND AN ELECTRONIC DEVICE THEREOF
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Paragraph 0252; 0274-0276; 0292; 0294; 0304, (2019/11/03)
Provided are an organic electronic device and an electronic apparatus thereof which, by using a mixture of a compound according to the present invention as a phosphorescent host material, can achieve high luminous efficiency and low driving voltage of the organic electronic device, and thus can greatly improve a lifespan of a device. An object of the present invention is to provide the compound capable of increasing a lifespan, the organic electronic device using the same, and the electronic apparatus thereof.(110) Substrate(120) Positive electrode(130) Hole injection layer(140) Hole transporting layer(141) Buffer layer(150) Light emitting layer(151) Light-emitting assisting layer(160) Electron transfer layer(170) Electron injection layer(180) Negative electrodeCOPYRIGHT KIPO 2020
COMPOUND FOR ORGANIC ELECTRONIC ELEMENT, ORGANIC ELECTRONIC ELEMENT USING THE SAME, AND AN ELECTRONIC DEVICE THEREOF
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Paragraph 0250; 0268-0274; 0302, (2019/11/03)
The present invention provides an organic electric element capable of achieving high luminous efficiency and low driving voltage of an organic electric element, and also greatly enhancing the life of the element by using a mixture of compounds according to the present invention as phosphorescent host materials, and an electronic device thereof. The organic electric element comprises a first electrode, a second electrode, and an organic matter layer formed between the first electrode and the second electrode.(110) Substrate(120) Positive electrode(130) Hole injection layer(140) Hole transporting layer(141) Buffer layer(150) Light emitting layer(151) Light-emitting assisting layer(160) Electron transfer layer(170) Electron injection layer(180) Negative electrodeCOPYRIGHT KIPO 2020
COMPOUND FOR ORGANIC ELECTRONIC ELEMENT, ORGANIC ELECTRONIC ELEMENT USING THE SAME, AND AN ELECTRONIC DEVICE THEREOF
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Paragraph 0250; 0272-0274; 0290; 0292; 0302, (2019/11/03)
The present invention provides an organic electric element capable of achieving high luminous efficiency and low driving voltage of an organic electric element, and also greatly enhancing the life of the element by using a mixture of compounds according to the present invention as phosphorescent host materials, and an electronic device thereof. The organic electric element comprises a first electrode, a second electrode, and an organic matter layer formed between the first electrode and the second electrode.(110) Substrate(120) Positive electrode(130) Hole injection layer(140) Hole transporting layer(141) Buffer layer(150) Light emitting layer(151) Light-emitting assisting layer(160) Electron transfer layer(170) Electron injection layer(180) Negative electrodeCOPYRIGHT KIPO 2020
COMPOUND FOR ORGANIC ELECTRONIC ELEMENT, ORGANIC ELECTRONIC ELEMENT USING THE SAME, AND AN ELECTRONIC DEVICE THEREOF
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Paragraph 250; 0272-0274; 0290; 0292, (2019/12/03)
Provided are an organic electronic device and an electronic apparatus thereof which, by using a mixture of a compound according to the present invention as a phosphorescent host material, can achieve high luminous efficiency and low driving voltage of the organic electronic device, and thus can greatly improve a lifespan of a device. By using the mixture according to the present invention as the phosphorescent host material, it is possible to achieve high luminous efficiency and low driving voltage of the organic electronic device.(110) Substrate(120) Positive electrode(130) Hole injection layer(140) Hole transporting layer(141) Buffer layer(150) Light emitting layer(151) Light-emitting assisting layer(160) Electron transfer layer(170) Electron injection layer(180) Negative electrodeCOPYRIGHT KIPO 2020
ORGANIC LIGHT-EMITTING DIODE WITH HIGH EFFICIENCY
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Paragraph 0164-0165, (2017/06/12)
Disclosed herein is an organic light-emitting diode, comprising: a first electrode; a second electrode facing the first electrode; and an electron-blocking layer and a light-emitting layer sequentially interposed between the first electrode and the second electrode, wherein the light-emitting layer comprises at least one of the amine compounds represented by the following Chemical Formula A or B, and the electron-blocking layer comprises the compound represented by the following Chemical Formula C. Chemical Formulas A, B and C are as described in the Specification.
ORGANIC ELECTRONIC DEVICE AND DISPLAY APPARATUS USING COMPOSITION FOR ORGANIC ELECTRONIC DEVICE
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Paragraph 0055; 0056; 0063, (2017/11/16)
The present invention relates to an organic electric element and a display device using the same as a hole transport layer comprising a composition composed of two or more compounds having similar structures to improve luminous efficiency, stability and life span of an electric element, and an electronic device including the same.
COMPOUND FOR ORGANIC ELECTRONIC ELEMENT, ORGANIC ELECTRONIC ELEMENT USING THE SAME, AND AN ELECTRONIC DEVICE THEREOF
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Paragraph 0250; 0274; 0290; 0292, (2017/12/15)
The present invention relates to compounds for an organic electric device, an organic electric device using the same, and an electronic device using the same, wherein the compounds are represented by chemical formulas (1) and (2). A mixture of the compounds according to the present invention may be used as a phosphorescent host material in an organic electric device to improve efficiency and lifetime of the organic electric device.(110) Substrate(120) Positive electrode(130) Hole injection layer(140) Hole transporting layer(141) Buffer layer(150) Light emitting layer(151) Light-emitting assisting layer(160) Electron transfer layer(170) Electron injection layer(180) Negative electrodeCOPYRIGHT KIPO 2017
MATERIAL FOR ORGANIC ELECTROLUMINESCENT DEVICE AND ORGANIC ELECTROLUMINESCENT DEVICE INCLUDING THE SAME
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, (2016/05/19)
A material for an organic electroluminescent device having high emission efficiency and long life and an organic electroluminescent device including the same. The material for an organic electroluminescent device is represented by the following Formula 5.
MATERIAL FOR ORGANIC ELECTROLUMINESCENT DEVICE AND ORGANIC ELECTROLUMINESCENT DEVICE INCLUDING THE SAME
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Paragraph 0259; 0260; 0261; 0262; 0295; 0296; 0297, (2016/10/08)
A material for an organic electroluminescent device having high emission efficiency and long life and an organic electroluminescent device including the same. The material for an organic electroluminescent device comprises a compound represented by the following Formula 1.
