1381985-63-2Relevant academic research and scientific papers
Boron-containing organic electroluminescent material and application thereof in organic electroluminescent device
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, (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
Compound taking fluorene as core, and preparation method and application thereof
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Paragraph 0128; 0131-0132, (2020/04/17)
The invention discloses a compound taking fluorene as a core, and a preparation method and an application thereof, and belongs to the technical field of semiconductors. The compound provided by the invention has the structure represented by a general formula (I). The invention also discloses the preparation method and the application of the compound taking fluorene as the core. The compound provided by the invention contains fluorene derivatives and six-membered ring derivative structures, has relatively high glass transition temperature and molecular thermal stability, proper HOMO and LUMO energy levels and relatively high Eg, and can effectively improve the photoelectric property of an OLED device and prolong the service life of the OLED device through device structure optimization.
Compound taking spirofluorene anthrone as core, preparation method and applications thereof
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Paragraph 0123; 0126-0131, (2020/03/12)
The invention discloses a compound taking spirofluorene anthrone as a core, a preparation method and applications thereof, and belongs to the technical field of semiconductors, wherein the structure of the compound is represented by a general formula (I). The invention further discloses a preparation method and applications of the compound. According to the invention, spirofluorene anthrone is linked to a six-membered ring fused ring derivative structure, and the whole molecule has a large rigid structure and has a high triplet state energy level (T1); 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 theapplication of the compound in an OLED device, the light emitting efficiency and the service life of the device can be effectively improved.
Aromatic heterocyclic delay fluorescent compound and its organic light emitting diode device (by machine translation)
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, (2019/01/05)
The present invention provides an aromatic heterocyclic delay fluorescent compound and its organic light emitting diode device, which belongs to the organic electroluminescent technology field. The delay fluorescent material, having the following formula (I) has a structure shown in, it includes the pyrimidine skeleton with an electron-accepting group and acridine, carbazole derivatives structure electron donor, with high triplet and charge transfer capacity, used in the preparation of high-efficiency, stability of the OLED. (by machine translation)
An organic compound and an application thereof in organic electroluminescent devices
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Paragraph 0078; 0083-0084; 0087, (2018/11/03)
The invention provides an organic compound having a general structure formula of A-B-A, wherein B is substituted or unsubstituted C6-C60 arylene, A has the structure which is shown in formula I or formula II, the structure shown in the description is connected to any two adjacent C atoms on a benzene ring, R1 and R2 are connected to the other two C atoms, X is C, N, Si, S or O, when X is O or S, R11 and R12 are omitted, and R12 is omitted when the X is N. The organic compound can be applied to electronic devices and especially to organic electroluminescent devices, and the property of electronic devices can be improved.
Compound taking carbazole as core, and applications thereof
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, (2018/07/10)
The invention discloses a compound taking carbazole as a core, and applications thereof. The structure of the compound is represented by formula I, is relatively high in glass transition temperature and molecular heat stability, possesses appropriate HOMO and LUMO energy level, and relatively high Eg, and is capable of improving the photoelectric properties of OLEDs and prolonging the service lifeof OLEDs through device structure optimization.
Compound taking carbazole as core, and applications thereof in organic light-emitting devices
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, (2018/07/10)
The invention discloses a compound taking carbazole as a core, and applications thereof in organic light-emitting devices. The structure of the compound is represented by formula I, is relatively highin glass transition temperature and molecular heat stability, possesses appropriate HOMO and LUMO energy level, and relatively high Eg, and is capable of improving the photoelectric properties of OLEDs and prolonging the service life of OLEDs through device structure optimization.
Compounds adopting dibenzo six-membered heterocyclic rings as cores and applications thereof
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, (2018/07/07)
Organic compounds adopting dibenzo six-membered heterocyclic rings as cores and applications thereof in organic electroluminescence devices are disclosed. The compounds have high glass transition temperatures and molecular thermal stability, proper HOMO and LUMO energy levels and high Eg. Through optimization of device structures, photoelectric properties of OLED devices can be effectively improved and service lifetime of the OLED devices can be effectively prolonged.
Containing aza triphenylene compounds and organic electroluminescent device (by machine translation)
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, (2018/05/07)
The invention discloses a aza tris of compounds and organic electroluminescent device, this compound in order to aza triphenylene core, has not crystallized easily between the molecules, difficult to gather, with good film forming property characteristics
Compound based on disubstituted-9-fluorenone and application thereof
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, (2017/09/02)
The invention discloses a compound based on disubstituted-9-fluorenone and application thereof. The compound takes disubstituted-9-fluorenone as a mother nucleus, and two sides of disubstituted-9-fluorenone are connected with two aromatic heterocyclic groups, so that the crystallization of molecules is destroyed, aggregation between the molecules is avoided, and excellent film forming property is achieved. When applied to an OLED as a luminescent layer material, the compound has favorable photoelectric property.
