- Aromatic compound and organoelectroluminescent device comprising the compound
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The present invention relates to an aromatic compound and an organic electroluminescent device including the same. The aromatic compound is represented by chemical formula 1, and the organic electroluminescent device is excellent in driving voltage, luminous efficiency and lifetime characteristics.
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Paragraph 0845-0850
(2021/08/31)
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- COMPOUND FOR ORGANIC ELECTRIC ELEMENT, ORGANIC ELECTRIC ELEMENT COMPRISING THE SAME AND ELECTRONIC DEVICE THEREOF
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The present invention relates to a compound for an organic electric element, the organic electric element using the same, and an electronic device thereof. According to the present invention, it is possible to achieve high luminous efficiency, low driving voltage, and high heat resistance of an element, and to improve color purity and lifespan of the element. An objective of the present invention is to provide: a compound capable of improving high luminous efficiency, low driving voltage, high heat resistance, color purity, and lifespan of an element; and an organic electric element using the same; and an electronic device thereof.(110) Substrate(120) Positive electrode(130) Hole injection layer(140) Hole transfer layer(141) Buffer layer(150) Light emitting layer(151) Auxiliary light emitting layer(160) Electron transfer layer(170) Electron injection layer(180) Negative electrodeCOPYRIGHT KIPO 2020
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Paragraph 0263-0264; 0269-0271; 0289
(2020/04/28)
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- Synthetic method of photoelectric material intermediate 2 - chloro -4 - phenyl benzo [h] quinazoline
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The invention discloses a synthesis method of a photoelectric material intermediate, namely 2-chlorine-4-phenyl benzo [h] quinazoline. The synthesis method comprises the steps of allowing a reactor A,benzaldehyde and urea to perform cycling reaction, chlorination reaction, oxidation reaction, witting reaction and cyclization reaction to generate a compound, namely 2-chlorine-4-phenyl benzo [h] quinazoline, as shown as formula 1, wherein the reactor A is a compound as shown as formula 2 or 3. The synthesis method of 2-chlorine-4-phenyl benzo [h] quinazoline can be used for volume production; the safety and operability in an experiment operation process are improved; the post-treatment cost of virulent waste liquid is lowered; used chemicals are simple, easy to obtain and relatively cheap;and a total synthesis yield of 2-chlorine-4-phenyl benzo [h] quinazoline is increased.
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Paragraph 0028-0030; 0053-0061; 0084-0090
(2021/01/04)
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- An organoelectro luminescent compounds and organoelectro luminescent device using the same
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The present invention relates to an organic light emitting compound represented by Formula I or Formula III, and an organic electroluminescent device including the same. The organic light-emitting compound according to the present invention has excellent brightness and luminous efficiency, and can be driven at a low voltage and has improved power efficiency. A compound of the formula I: No.No. STRIII No.No. wherein X represents a hydrogen atom or a methyl group. (by machine translation)
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- An organoelectro luminescent compounds and organoelectro luminescent device using the same
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The present invention relates to an organic light emitting compound represented by chemical formula I to III, and to an organic electroluminescent device including the same. According to the present invention, the organic electroluminescent device including the organic light emitting compound uses low driving voltages and has excellent efficiency of light emission.
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- An organoelectroluminescent compounds and organoelectroluminescent device using the same
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The present invention relates to an organic electroluminescent compound represented by chemical formula 1 and an organic electroluminescent device comprising the same. The organic light-emitting compound according to the present invention has excellent brightness and luminous efficiency, and can be driven at a low voltage and has improved power efficiency. Chemical Formula 1. (by machine translation)
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- Heterocyclic compounds and organic light-emitting diode including the same
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The present invention relates to a new heterocyclic compound, and an organic electroluminescent device including the same as a light emitting material, specifically a heterocyclic compound denoted by chemical formula 1, and an organic electroluminescent device having excellent luminance properties including driving voltage and luminance efficiency.
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- Synthesis method of 2-chloro-4-phenylbenzoquinazoline
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The invention discloses a synthesis method of 2-chloro-4-phenylbenzoquinazoline, and belongs to the field of organic chemical synthesis. In the synthesis method, 1-tetralone, benzaldehyde and urea areused as raw materials, and thereby the 2-chloro-4-phenylbenzoquinazoline is obtained through three steps of reaction of bigeminy reaction ring closing, oxidation and chlorination. The method has theadvantages of low requirements on equipment and reaction conditions, accessible raw materials, low cost and short process period, and can greatly enhance the synthesis efficiency and economic benefit.
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- Heterocyclic compounds and organic light-emitting diode including the same
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The present invention relates to a novel heterocyclic compound and an organic electroluminescent device including the same as a light emitting material, particularly a heterocyclic compound denoted by chemical formula 1, and an organic electroluminescent device having excellent luminance properties including driving voltage and luminance efficiency.
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- Aromatic compound and organoelectro luminescent device comprising the compound
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The present invention relates to an aromatic compound denoted by chemical formula 1, and an organic electroluminescent device comprising the compound. The organic electroluminescent device comprising the aromatic compound by the present invention has low driving voltage, and excellent lifetime properties and luminance efficiency.
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Paragraph 0731; 0744-0749
(2020/12/08)
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- Heterocyclic compounds and organic light-emitting diode including the same
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The present invention relates to a heterocyclic compound represented by [Chemical Formula 1] below and an organic light-emitting diode including the same. The organic light-emitting diode according to the present invention is excellent in view of luminous characteristics such as driving voltage, lifespan, and efficiency. [Chemical Formula 1].
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Paragraph 0600; 0613-0618
(2020/12/11)
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- Aromatic compound and organoelectro luminescent device comprising the compound
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The present invention relates to an aromatic compound represented by chemical formula 1 and an organic electroluminescent device comprising the same. The organic electroluminescent device comprising the aromatic compound according to the present invention has a low driving voltage and excellent luminous efficiency.
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Paragraph 0460; 0473-0478
(2021/02/02)
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- Carbazole derivatives and organoelectro luminescent device using the same
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PURPOSE: A carbazole derivative is provided to drive an organic electroluminescent device at low voltage and to improve brightness when the derivative is used in an organic layer of the organic electroluminescent device, thereby improving economic efficiency. CONSTITUTION: A carbazole derivative is denoted by chemical formula 1. An organic electroluminescent device comprises a first electrode, a second electrode, and one or more organic layers between the first and second electrodes. The organic layers contain the carbazole derivative of chemical formula 1. The organic layers are selected among a hole injection layer, a hole transport layer, a functional layer with hole injecting and transporting functions, a light emitting layer, an electrode transport layer, and an electron injection layer. The light emitting layer contains one or more host compounds and one or more dopant compounds. The host compound is a carbazole derivative of chemical formula 1.
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Paragraph 0573; 0580-0585; 0600; 0607-0612
(2020/11/28)
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- Heterocyclic com pounds and organic light-emitting diode including the same
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PURPOSE: A heterocyclic compound and an organic electroluminescent device containing the same are provided to have superior luminescent characteristics such as stability, light emitting efficiency, and lifetime with low driving voltage. CONSTITUTION: A heterocyclic compound is denoted by chemical formula 1. An organic electroluminescent device comprises a first electrode, a second electrode, and one or more organic layers between the first and second electrodes. The organic layers contain one or more heterocyclic compounds. The organic layers are selected among a hole injection layer, a hole transport layer, a functional layer with hole injecting and transporting functions, a light emitting layer, an electron transport layer, and an electron injection layer. The light emitting layer contains one or more host compounds and dopant compounds.
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Paragraph 0617; 0624-0629; 0637; 0644-0649
(2020/12/01)
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- Heterocyclic com pounds and organic light-emitting diode including the same
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The present invention relates to a novel heterocyclic compound and an organic electroluminescent device comprising the same. The heterocyclic compound is represented by the following Chemical Formula 1, and the organic electroluminescent device including the heterocyclic compound has excellent driving voltage, luminous efficiency, and lifespan properties. Chemical Formula 1. (by machine translation)
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Paragraph 0744; 0751-0756; 0772; 0779-0784
(2021/01/19)
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- Heterocyclic com pounds and organic light-emitting diode including the same
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The present invention relates to a novel heterocyclic compound and an organic electroluminescent device comprising the same. The heterocyclic compound is represented by the following Chemical Formula 1, and the organic electroluminescent device including the heterocyclic compound has excellent driving voltage, luminous efficiency, and lifespan properties. Chemical Formula 1. (by machine translation)
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Paragraph 0728; 0735-0740; 0760; 0767-0772
(2021/01/29)
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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 represented by chemical formula 1 and an organic electroluminescent device including the same, and the organic light emitting compound according to the present invention has excellent luminous efficiency and material lifetime properties, and thus, the organic electroluminescent device having excellent luminous efficiency while having power efficiency and long durability can be manufactured. Chemical formula 1.
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Paragraph 0451; 0476-0481; 0541; 0560-0565
(2021/01/30)
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- Heterocyclic compounds and organic light-emitting diode including the same
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The present invention relates to a new heterocyclic compound and an organic electroluminescent device including the same as a light emitting material, particularly a heterocyclic compound denoted by chemical formula 1, and an organic electroluminescent device having excellent luminance properties including driving voltage and luminance efficiency.
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Paragraph 0721; 0734-0739; 0754-0760
(2020/10/15)
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- An electroluminescen compound and an electroluminescent device comprising the same
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The present invention relates to an organic light-emitting compound represented by chemical formula 1. An organic electroluminescent device comprising the organic light-emitting compound in the present invention has excellent power efficiency, light-emitting efficiency, and long life cycle because the present invention can be operated by a lower driving-voltage in comparison with a device comprising conventional phosphorescent host materials.
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Paragraph 0270; 0279-0282; 0292-0296
(2021/02/02)
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- Heterocyclic compounds and organic light-emitting diode including the same
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The present invention relates to a novel heterocyclic compound and an organic electroluminescent device including the same as a light emitting material, specifically a heterocyclic compound denoted by chemical formula 1, and an organic electroluminescent device having excellent luminance properties including driving voltage and luminance efficiency.
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Paragraph 0576; 0589-0594; 0609-0615
(2020/11/20)
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- COMPOUND FOR ORGANIC ELECTRONIC ELEMENT, ORGANIC ELECTRONIC ELEMENT COMPRISING THE SAME, AND ELECTRONIC DEVICE THEREOF
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With a compound represented by formula 1, electrode number 1, number 2 and number 1 and number 2 electrode including a solvent for organic electroluminescence device including electronic device element and which is disclosure, a compound represented by formula 1 organic layer, organic of the electrical component to a predetermined driving voltage, luminous efficiency can be on the organic layer. (by machine translation)
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Paragraph 0112; 0151; 0153; 0175-0178
(2018/10/31)
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- Novel heterocyclic compounds and organic light-emitting diode including the same
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The present invention relates to heterocyclic compounds represented by chemical formula A and an organic light emitting diode including the same. Substituents R1 to R4, X and Y are the same as defined in the specification. The heterocyclic compounds of the present invention has long lifespan and low voltage driving properties, and has excellent light emitting efficiency, thereby being used for manufacturing a diode which is stable and excellent.COPYRIGHT KIPO 2018
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Paragraph 0460; 0469-0472
(2018/04/18)
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- COMPOUND FOR ORGANIC ELECTRONIC ELEMENT, ORGANIC ELECTRONIC ELEMENT COMPRISING THE SAME, AND ELECTRONIC DEVICE THEREOF
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Disclosed are a compound represented by chemical formula 1; an organic electronic element including a first electrode, a second electrode, and an organic layer disposed between the first and second electrodes; and an electronic device including the same. By including the compound represented by chemical formula 1 in the organic layer, the driving voltage of the organic electronic element can be reduced, and the luminance efficiency and the life thereof can be improved.COPYRIGHT KIPO 2017
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Paragraph 0262-0264; 0269; 0270
(2018/02/03)
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- Novel heterocyclic compounds and organic light-emitting diode including the same
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The present invention relates to a heterocyclic compound represented by chemical formula A, and an organic light-emitting device containing the same. The ring A, R11-R14, W, X, Y, and Z are the same as defined in the present specification. According to the present invention, the heterocyclic compound exhibits long lifespan and low voltage driving properties when used as a material for phosphorescent hosts.COPYRIGHT KIPO 2017
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Paragraph 0379-0384; 0571-0576
(2017/08/29)
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- COMPOUND FOR ORGANIC ELECTRIC ELEMENT, ORGANIC ELECTRIC ELEMENT USING THE SAME, AND AN ELECTRONIC DEVICE THEREOF
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The present invention refers to emitting efficiency, stability and life the novel compound and organic electrical component, a electronic device number [...] substrate. (by machine translation)
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Paragraph 0288-0291; 0298-0301; 0308-0310; 0315; 0316
(2018/02/10)
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- COMPOUND FOR ORGANIC ELECTRIC ELEMENT, ORGANIC ELECTRIC ELEMENT COMPRISING THE SAME AND ELECTRONIC DEVICE THEREOF
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The present invention provides a compound represented by chemical formula 1, an organic electric device using the same, and an electronic device comprising the organic electric device. According to the present invention, the compound has a nitrogen atom incorporated in a six membered ring heterocyclic core backbone, and may be used as a material for an organic electric device to lower driving voltage of the organic electric device, and drastically improve luminous efficiency and lifetime of the 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
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Paragraph 0326-0328; 0330-0332; 0334; 0341-0342
(2018/02/10)
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- NOVEL COMPOUND AND ORGANIC ELECTROLUMINESCENT ELEMENT PRODUCED USING SAME
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A compound represented by the following formula (1): wherein in the formula, L1 is a single bond or a linking group, A is a group represented by the following formula (A), B is a group represented by the following formula (B), m is an integer of 1 to 3, and n is an integer of 1 to 4.
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- An organoelectro luminescent compounds and organoelectro luminescent device using the same
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The present invention relates to an organic light emitting compound represented by chemical formula 1, and to an organic electroluminescent device comprising the same. The organic electroluminescent device applying the organic light emitting compound according to the present invention can be driven by a low voltage, and has high brightness and excellent lifespan properties.COPYRIGHT KIPO 2016
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Paragraph 0255-0257
(2016/12/07)
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- COMPOUND FOR ORGANIC ELECTRONIC ELEMENT, ORGANIC ELECTRONIC ELEMENT USING THE SAME, AND AN ELECTRONIC DEVICE THEREOF
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Disclosed are a compound represented by chemical formula 1; an organic electric device comprising a first electrode, a second electrode, and an organic layer between the first electrode and the second electrode; and an electronic device comprising the organic electric device. The organic electric device can have low driving voltage and improve light emitting efficiency and lifespan by comprising the compound represented by the chemical formula 1 in the organic layer.(110) Substrate(120) Positive electrode(130) Hole injection layer(140) Hole transport layer(141) Buffer layer(150) Light emitting layer(151) Light-emitting assisting layer(160) Electron transport layer(170) Electron injection layer(180) Negative electrodeCOPYRIGHT KIPO 2016
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Paragraph 0144-0146; 0151; 0152
(2016/10/09)
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- Aromatic compound and organoelectroluminescent device comprising the compound
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The present invention refers to a [formula 1] to [formula 3] and an aromatic compound represented by including organic light emitting diode is provided, the present invention according to the organic light emitting display element including aromatic compounds whose driving voltage is low has excellent high luminous efficiency down good cycle property. [Formula 3] [formula 2] [formula 1] (by machine translation)
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Paragraph 0460-0465
(2016/10/07)
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- An electroluminescent compound and an electroluminescent device comprising the same
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The present invention relates to organic light emitting compounds represented by chemical formula 1-1 to chemical formula 1-2. An organic electroluminescent device using the same has excellent light emitting efficiency and can be driven at low voltage, thereby having improved power efficiency and long life characteristics.COPYRIGHT KIPO 2015
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Paragraph 0415; 0446-0451; 0459; 0472-0477
(2020/09/12)
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- An electroluminescent compound and an electroluminescent device comprising the same
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The present invention relates to organic light emitting compounds represented by chemical formula 1-1 to chemical formula 1-2. An organic electroluminescent device using the same has excellent light emitting efficiency and can be driven at low voltage, thereby having improved power efficiency and long life characteristics.COPYRIGHT KIPO 2015
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Paragraph 0310; 0323-0328; 0350; 0363-0368
(2020/12/25)
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- COMPOUND FOR ORGANIC ELECTRONIC ELEMENT, ORGANIC ELECTRONIC ELEMENT USING THE SAME, AND AN ELECTRONIC DEVICE THEREOF
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The present invention provides a novel compound capable of improving light-emitting efficiency of an element, stability, and lifespan, an organic electronic element using the same, and an electronic device thereof, wherein the compound is represented by chemical formula 1.(110) Substrate(120) Positive electrode(130) Hole injection layer(140) Hole transport layer(141) Buffer layer(150) Light emitting layer(151) Light emitting assisting layer(160) Electron transport layer(170) Electron injection layer(180) Negative electrodeCOPYRIGHT KIPO 2016
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Paragraph 0108; 0121; 0131; 0133; 0138; 0139
(2016/10/07)
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