TETRAMINE COMPOUND AND ORGANIC EL ELEMENT

PROBLEM TO BE SOLVED: To provide an organic EL element having a hole transport layer which has excellent luminescence stability in high-temperature driving; and a compound excellent as a material used for this hole transport layer.SOLUTION: A tetramine compound is represented by the formula (1). [Rt...

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Hauptverfasser:	KUSANO SHIGERU, KOIKE MAKOTO, TAKEI ATSUSHI, ANZAI MITSUTOSHI
Format:	Patent
Sprache:	eng
Schlagworte:	ACYCLIC OR CARBOCYCLIC COMPOUNDS ADHESIVES CHEMISTRY DYES ELECTRIC HEATING ELECTRIC LIGHTING NOT OTHERWISE PROVIDED FOR ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR 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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Beschreibung
Zusammenfassung:	PROBLEM TO BE SOLVED: To provide an organic EL element having a hole transport layer which has excellent luminescence stability in high-temperature driving; and a compound excellent as a material used for this hole transport layer.SOLUTION: A tetramine compound is represented by the formula (1). [Rto Rmay be identical or different and are H, a tert-butyl group, an unsubstituted aryl group or an aryl group substituted with a tert-butyl group (except that all of Rto Rare hydrogen atoms); and n is 4.]