US Patent 11877511 Materials for organic light emitting devices
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US Patent 11877511 Materials for organic light emitting devices
Article
Patent abstract
The present invention describes carbazole, dibenzofuran, dibenzothiophene and fluorene derivatives which are substituted by electron-deficient heteroaryl groups, in particular for use as triplet matrix materials in organic electroluminescent devices. The invention furthermore relates to a process for the preparation of the compounds according to the invention and to electronic devices comprising these compounds.
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Patent Jurisdiction
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Patent Inventor Names
Amir Hossain Parham0
Anja Jatsch0
Jonas Valentin Kroeber0
Lars Dobelmann-Mara0
Thomas Eberle0
Tobias Grossmann0
Date of Patent
January 16, 2024
0Patent Application Number
179940360
Date Filed
November 25, 2022
0Patent Citations
Patent Primary Examiner
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