ORGANIC ELECTROLUMINESCENT MATERIAL AND DEVICE THEREOF

Provided are an organic electroluminescent material and device thereof. The organic electroluminescent material is a metal complex comprising a ligand La having a structure of Formula 1. These novel metal complexes are applied in organic electroluminescent devices, and are capable of providing bette...

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Bibliographic Details
Main Authors Wang, Zhen, Li, Hongbo, Sang, Ming, Wang, Zheng, Cai, Wei, Kwong, Chi Yuen Raymond, Xia, Chuanjun
Format Patent
LanguageEnglish
Published 28.09.2023
Subjects
ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAININGELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN,SULFUR, SELENIUM OR TELLURIUM
ADHESIVES
CHEMISTRY
DYES
ELECTRICITY
MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FORELSEWHERE
METALLURGY
MISCELLANEOUS APPLICATIONS OF MATERIALS
MISCELLANEOUS COMPOSITIONS
NATURAL RESINS
ORGANIC CHEMISTRY
PAINTS
POLISHES
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Summary:Provided are an organic electroluminescent material and device thereof. The organic electroluminescent material is a metal complex comprising a ligand La having a structure of Formula 1. These novel metal complexes are applied in organic electroluminescent devices, and are capable of providing better device performance such as improved device efficiency and an improved device lifetime, especially a greatly improved device lifetime, and can significantly improve the overall device performance. Further provided are an organic electroluminescent device comprising the metal complex and a compound composition comprising the metal complex.
Bibliography:Application Number: US202318124217