Triarylamine derivatives and their use in organic electroluminescent and electrophotographic devices

New triarylamine derivatives containing special space-filling wing groups and to the use thereof as a hole transport material in electrographic and electrolumkinescent devices are provided. In the triarylamine derivatives, n-1-10, R -R represent optionally substituted phenyl, biphenylyl, naphthyl, p...

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Hauptverfasser: LISCHEWSKI VOLKER, RICHTER ANDREAS M
Format: Patent
Sprache:eng
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Zusammenfassung:New triarylamine derivatives containing special space-filling wing groups and to the use thereof as a hole transport material in electrographic and electrolumkinescent devices are provided. In the triarylamine derivatives, n-1-10, R -R represent optionally substituted phenyl, biphenylyl, naphthyl, phenanthrenyl, anthracenyl, fluorenyl, triarylmethyl aryl, or triarylsilyl aryl; Ar represents a biphenylene, triphenylene, tetraphenylene or fluorenylene-type bridge.