ORGANIC ELECTROLUMINESCENT MATERIAL AND DEVICE THEREOF

Provided are an organic electroluminescent material and device. The organic electroluminescent material is a metal complex comprising a ligand La having a structure of Formula 1. When applied to organic electroluminescent devices, these metal complexes can provide very good device performance, espec...

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Bibliographic Details
Main Authors KWONG, Chi Yuen Raymond, LI, Hongbo, WANG, Zheng, SANG, Ming, Xia, Chuanjun
Format Patent
LanguageEnglish
Published 27.07.2023
Subjects
ELECTRICITY
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Summary:Provided are an organic electroluminescent material and device. The organic electroluminescent material is a metal complex comprising a ligand La having a structure of Formula 1. When applied to organic electroluminescent devices, these metal complexes can provide very good device performance, especially an extended device lifetime and improved device efficiency and have a huge application prospect in aspects of white and low blue light sources. Further provided are an organic electroluminescent device comprising the metal complex and a compound composition comprising the metal complex.
Bibliography:Application Number: US202318157225