1268621-99-3Relevant articles and documents
Polymer, Coating Composition Comprising Same, and Organic Light Emitting Device Using Same
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Paragraph 0284-0286; 0292-0293, (2021/06/11)
The present specification relates to a polymer including a unit represented by Chemical Formula 1, a coating composition including the same, and an organic light emitting device formed using the same.
Triarylamine derivative, preparation method, application and device thereof
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Paragraph 0170-0173, (2019/10/02)
Belonging to the technical field of photoelectric material applied science and technology, the invention in particular relates to a triarylamine derivative, a preparation method and application thereof. The triarylamine derivative provided by the invention adopts triarylamine and fluorenocarbazole as the basic structural unit, and after modification, an asymmetric structure can be obtained so as to compose compounds rich in holes and with high glass transition temperature. When the compounds are used as a hole transport material, compared with the commonly used hole transport material like N,N'-diphenyl-N, N'-bis(3-methylphenyl)-1, 1'-biphenyl-4, 4'-diamine (TPD) in the prior art, the hole transport ability is significantly improved, in OLEDs, the series of compounds have significantly improved starting voltage and glass transition temperature compared with the traditional hole transport materials, and are ideal hole transport materials. In addition, when the series of compounds are used as a light-emitting layer, the efficiency of OLEDs is greatly improved, and the series of compounds are ideal light-emitting layer materials.
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 electroluminescence devices thereof
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Paragraph 0101; 0104; 0105-0107, (2018/12/01)
The invention provides heterocyclic compounds and organic electroluminescence devices thereof, and belongs to the technical field of organic electroluminescence materials. Amine type groups are introduced to specific positions of a naphthalene ring, thus properly adjusting the hole mobility and achieving an objective of balancing the hole mobility and carrier mobility. An exciton composition zoneis completely in a luminescence layer. A triarylamine structure is connected to an amine group on one side of the heterocyclic compounds to increase hole transporting capability. In addition, a carbonatom is provided with two substitute groups, making structures of the compounds similar to the structure of spirofluorene, thus ensuring that the compounds have higher glass transition temperatures.A technical problem that organic electroluminescence materials in the prior art have poor luminescence properties such as low luminescence efficiency and short service lifetime is solved. Compared with the prior art, the organic electroluminescence devices based on organic electroluminescence materials and ink compositions have improved luminescence properties and the compounds are excellent OLEDmaterials.
Novel acridine compound and organic light-emitting devices thereof
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Paragraph 0089; 0090; 0091; 0092; 0093, (2017/10/23)
The invention provides a novel acridine compound and organic light-emitting devices thereof, belongs to the technical field of organic photoelectric materials, and aims to solve the technical problems of low light-emitting efficiency, high driving voltage, short service life and low light-emitting performance of the organic photoelectric material in the prior art. Compared with the prior art, the light-emitting performance of the organic light-emitting devices based on organic electroluminescence device compounds and ink compositions can be obviously improved; the novel acridine compound is used as an excellent OLED material.
NOVEL COMPOUND AND ORGANIC ELECTROLUMINESCENT DEVICE COMPRISING SAME
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Paragraph 0065; 0066, (2017/05/18)
The present invention relates to a novel compound. More specifically, the present invention relates to a novel compound which is represented by chemical formula 1. Applied to organic light-emitting devices, the novel compound can be driven with low voltage owing to outstanding hole-injection and hole-transfer properties, and also exhibits superior electron-blocking functions. Additionally, the novel compound also achieves long lifespan, high efficiency, low voltage, and hole mobility, and prevents recrystallization of thin films due to high glass transition temperature (Tg), thereby securing excellent operational stability.COPYRIGHT KIPO 2017
An electroluminescent compound and an electroluminescent device comprising the same
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Paragraph 0289-0291; 0328-0330, (2016/10/10)
The present invention relates to an organic light emitting compound adopted to an organic electroluminescent device. The organic light emitting compound is represented by chemical formula 1 or chemical formula 2. In the case of adopting the organic light emitting compound as a phosphorescence host compound in a hole transport functional layer or a luminous layer, an organic electroluminescent device having excellent luminous characteristics such as operating voltage, brightness, long lifespan, etc.
Indole compounds and organic light-emitting device including the same
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Page/Page column 29, (2011/04/18)
Embodiments of the present invention are directed to heteroarylamine compounds wherein: each of Ar1 and Ar2 is independently selected from the group consisting of substituted and unsubstituted C6-C60 aryl groups, substituted and unsubstituted C4-C60 heteroaryl groups, and substituted and unsubstituted C6-C60 condensed polycyclic groups; X1 is selected from the group consisting of substituted and unsubstituted C6-C30 arylene groups, substituted and unsubstituted C4-C30 heteroarylene groups, and substituted and unsubstituted C6-C30 condensed polycyclic groups; and organic light-emitting devices including the heteroarylamine compounds. The organic light-emitting devices using the heteroarylamine compounds have high-efficiency, low driving voltages, high luminance and long lifespans.