[EN] HOLE TRANSPORT MATERIAL, PREPARATION METHOD THEREFOR, AND ORGANIC LIGHT EMITTING DEVICE<br/>[FR] MATÉRIAU DE TRANSPORT DE TROUS, SON PROCÉDÉ DE PRÉPARATION ET DISPOSITIF ÉLECTROLUMINESCENT ORGANIQUE<br/>[ZH] 空穴传输材料及其制备方法、有机发光器件
申请人:WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECH CO LTD
9,9'-SPIROBIXANTHENDERIVATE FÜR ELEKTROLUMINESZENZVORRICHTUNGEN
申请人:Merck Patent GmbH
公开号:EP2828266B1
公开(公告)日:2017-10-18
9,9'-SPIROBIXANTHENE DERIVATIVES FOR ELECTROLUMINESCENT DEVICES
申请人:Merck Patent GmbH
公开号:US20150045529A1
公开(公告)日:2015-02-12
The present invention relates to compounds suitable for use in electronic devices, and to electronic devices, especially organic electroluminescent devices, comprising these compounds.
HOLE TRANSPORT MATERIAL, PREPARATION METHOD THEREOF, AND ORGANIC LIGHT-EMITTING DEVICE
申请人:WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD
公开号:US20210408398A1
公开(公告)日:2021-12-30
The present invention discloses a hole transport material, a preparation method thereof, and an organic light-emitting device. The hole transport material includes a compound having a chemical structure represented by Formula 1:
wherein Z includes a carbon atom or a silicon atom, each of X and Y independently includes: an oxygen atom, a sulfur atom,
any one or two of R1, R2, R3, and R4 are electron-donors, and remaining of R1, R2, R3, and R4 other that the electron-donors are hydrogen atoms.