1246308-80-4Relevant academic research and scientific papers
COMPOUND, ORGANIC ELECTROLUMINESCENT ELEMENT, AND ELECTRONIC APPARATUS
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Paragraph 0435-0436, (2021/02/19)
To provide a compound which exhibits a thermally activated delayed fluorescence property (TADF property) that allows more efficient luminescence of an organic EL element by making use of triplet excitons in addition to singlet excitons and realizes a long
COMPOSITION FOR ORGANIC OPTOELECTRONIC DIODE, ORGANIC OPTOELECTRONIC DIODE, AND DISPLAY DEVICE
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Paragraph 0125-0127, (2020/05/14)
The present invention relates to a composition for an organic optoelectronic diode, comprising a first compound for an organic optoelectronic diode; and a second compound for an organic optoelectronic diode, and an organic optoelectronic diode and a displ
Compound and application thereof
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Paragraph 0062; 0063; 0064, (2020/02/27)
The invention relates to a novel organic compound. The compound is provided with a structure shown in the formula (I), wherein Z is selected from S, O, Se, NR or CR'R''; X-X are respectively andindependently selected from C or N; R and R are r
Compound taking spirofluorene anthrone as core, preparation method and applications thereof
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Paragraph 0088-0090; 0109-0110, (2020/03/09)
The invention relates to a compound taking spirofluorene anthrone as a core, a preparation method and applications thereof, wherein the structure of the compound is formed by linking spirofluorene anthrone to a five-membered ring fused ring structure, and the whole molecule is a large rigid structure and has a high triplet state energy level (T1). According to the invention, the compound is high in structural stereoscopicity, large in steric hindrance and not easy to rotate, so the chemical stability of the material is improved, and the compound has high glass transition temperature and high molecular thermal stability; the HOMO distribution position and the LUMO distribution position of the compound are separated from each other, so that the compound has appropriate HOMO and LUMO energy levels; and with the application of the compound in an OLED device, the light emitting efficiency and the service life of the device can be effectively improved.
Boron-containing organic electroluminescent material and application thereof in organic electroluminescent device
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Paragraph 0084-0085; 0099-0100; 0132-0133, (2020/06/20)
The invention discloses a boron-containing organic electroluminescent material and application thereof in an organic electroluminescent device, the compound comprises boron groups, and the compound has strong group rigidity, and has the characteristics of
Terpyridine derivative and preparation method and application thereof as well as device
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, (2019/07/04)
The invention belongs to the field of application science and technology of organic photoelectric materials, and particularly relates to a terpyridine derivative and a preparation method and application thereof as well as a device. The derivative provided by the invention is characterized by being mainly based on a terpyridine core, peripherally using a carbazole derivative and the like to regulate appropriate electron donating ability, and transforming different bridging groups through a D-A structure design to regulate the appropriate distribution of highest occupied molecular orbital (HOMO)and lowest unoccupied molecular orbital (LUMO); the derivative is mainly applied to TADF guest materials, host materials and carrier transport materials.
The invention relates to a core of the benzimidazole and hafnium nitride compound and its application on the OLED device (by machine translation)
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, (2019/05/16)
The invention discloses a benzimidazole and ketone compound and its in the organic electroluminescent device of the application, this compound in order to benzimidazole and ons core, has not crystallized easily between the molecules, difficult to gather, with good film forming property characteristics. The compound of the invention as OLED light-emitting device of the luminescent layer body material when in use, the current efficiency of the device, power efficiency and external quantum efficiency is greatly improved; at the same time, to improve the service life of the device is very obvious. (by machine translation)
Compounds using fluorene as core, preparation method of compounds and application of compounds in organic light emission diode device
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Paragraph 0085; 0097-0100, (2019/10/07)
The invention relates to organic compounds using fluorene as a core, a preparation method of the compounds and an application of the compounds in an organic light emission diode (OLED) device. The compounds have a following structure: the fluorene is connected with a dibenzo five-membered ring and ring structure through a carbon-carbon bond, the carbon-carbon bond connection not only improves the chemical stability of the material, but also avoids exposure of active positions of a branched chain group, and the whole molecule is a larger rigid structure and has a higher triplet state energy level (T1); the compounds have large steric hindrance, are not easy to rotate, and have a more stable stereoscopic space structure, so that the compounds have a higher glass transition temperature and molecular thermal stability; in addition, HOMO and LUMO distribution positions of the compounds are separated from each other, so that the compounds have suitable HOMO and LUMO energy levels; therefore, the compounds can effectively improve the luminous efficiency and the service life of the device after being applied to the OLED device.
Organic compound, an organic mixture, composition and organic electronic device
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Paragraph 0283; 0284; 0285; 0286, (2019/05/15)
The invention relates to an organic compound, an organic mixture, composition and organic electronic device. The organic compound, the organic mixture and the composition can be applied to the preparation of organic electronic devices, the organic electronic device can be applied to the preparation of the display device and the lighting equipment. Above-mentioned organic compound, the organic mixture and the above-mentioned composition can significantly improve the organic electronic device of the light-emitting performance and service life, and is capable of full-color display and lighting application provide better material.
Organic Electroluminescence Device
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Paragraph 0148-0151, (2019/11/29)
The present invention relates to an organic electroluminescence device containing a dopant compound and a host compound in a specific combination. The organic electroluminescence device according to the present invention shows yellowish green luminescence
