10212-04-1Relevant articles and documents
Triazinyl derivative organic electron transport material as well as preparation method and application thereof
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, (2021/03/13)
The invention belongs to the technical field of organic photoelectric functional materials, and discloses a triazinyl derivative organic electron transport material as well as a preparation method andapplication thereof. The triazinyl derivative organic electron transport material is more than one material represented by a formula I or a formula II. The invention also discloses a preparation method of the triazinyl derivative organic electron transport material. The method disclosed by the invention is simple and easy to purify, the influence of a halogen intermediate on the stability of thedevice is easy to eliminate, and meanwhile, the material disclosed by the invention has good electron transport performance, high thermal stability and high glass-transition temperature; and meanwhile, the material has high stability in an OLED phosphorescent device. The organic electron transport material is used for preparing photoelectric devices such as organic electroluminescence devices andthe like.
Asymmetrically-substituted soluble pyridine derivatives, preparation thereof, n-doped electron transport layer and application of n-doped electron transport layer
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, (2019/07/30)
The invention belongs to the technical field of organic small molecule functional materials, and discloses asymmetrically-substituted soluble pyridine derivatives, preparation thereof, a n-doped electron transport layer and application of the n-doped electron transport layer. The asymmetrically-substituted soluble pyridine derivatives are one or more shown in a formula I or a formula II. The invention also discloses a preparation method of the asymmetrically-substituted soluble pyridine derivatives. The asymmetrically-substituted soluble pyridine derivatives can be applied to preparation of anorganic electron transporting material. The organic electron transporting material includes one or more of the asymmetrically-substituted soluble pyridine derivatives. The n-doped electron transportlayer is obtained through n-doping of the organic electron transporting material. The organic electron transporting material has high electron mobility, the electron transport layer is formed throughn-doping, and can be applied to an organic electroluminescent device, and high luminous efficiency and high stability are achieved; and the n-doped electron transport layer can be applied to the organic electroluminescent device.
Organic molecule electron transmission material with high triplet level and preparing method and application thereof
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, (2016/10/10)
The invention discloses an organic molecule electron transmission material with a high triplet level. Electrophilic n-heterocyclic and diphenylphosphine oxide are introduced at the same time, aryl or fused ring aryl is connected with functional groups at