1190360-23-6Relevant articles and documents
Compound containing aza-5-membered ring and application thereof in organic electroluminescent devices
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Paragraph 0058; 0064; 0065, (2019/12/25)
The invention discloses a compound containing an aza-5-membered ring and an application thereof in organic electroluminescent devices. The compound is composed of the aza-5-membered ring, has deep HOMO energy level and high hole mobility rate, and is suitable for electronic barrier materials. In addition, the compound has strong group rigidity, has molecules difficult to crystallize and gather, and has good film-forming property. After the compound as an organic electroluminescent functional layer material is applied in OLED devices, the current efficiency, power efficiency and external quantum efficiency of the devices are greatly improved, and the lifetime of the devices is significantly prolonged.
Novel organic compounds derivatives and organic light-emitting diode therewith
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Paragraph 0397-0402, (2018/05/03)
The present invention relates to an organic compound represented by the chemical formula (A) or (B) and to an organic light-emitting device comprising the same. In the chemical formulas (A) and (B), R_1 to R_14, L1, L2, Ar1 to Ar3, n and m are as described in detailed description of the invention. The first object of the present invention is to provide the organic compound having a specific structure capable of having high efficiency, low voltage and long life characteristics by using the compound in an electron transporting layer or a hole transporting layer in the organic light emitting device.COPYRIGHT KIPO 2018
Organic electroluminescence material and preparation method and application thereof
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Paragraph 0052; 0063, (2017/07/21)
The invention provides an organic electroluminescence material and a preparation method and application thereof, and belongs to the technical field of the organic photoelectric material. The material is capable of using a carbazole radical group as the center, and connected with a dimethyl fluorene radical and a pentafluorophenyl. The material has the excellent electronic transmission capability and cavity transport capability, and the luminous efficiency is greatly improved, so the material can be used for preparing an organic electroluminescence device, and specifically used as the main material of the luminescent layer in the organic electroluminescence device. Compared with the current OLED device, the organic electroluminescence device has good performance. The invention further provides the preparation method for the organic electroluminescence material. The preparation method is simple, and suitable for the industrial production.