COMPOUND AND PREPARATION METHOD THEREOF, AND ORGANIC ELECTROLUMINESCENT DEVICE

A compound and a preparation method therefor, and an organic electroluminescent device. The compound has a general formula as shown by formula I, wherein the R group is a substituent containing N, O or S atoms. The compound is applied to a host material of a light-emitting layer for preparing an org...

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Hauptverfasser:	TANG, Wenhao, YUK, Sangman, YUAN, Huifang, FANG, Qun, LI, Bin, ZHU, Tao, CHEN, Jian, YIN, Haibin, DONG, Anxin
Format:	Patent
Sprache:	eng
Schlagworte:	ADHESIVES CHEMISTRY DYES ELECTRICITY HETEROCYCLIC COMPOUNDS 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:	A compound and a preparation method therefor, and an organic electroluminescent device. The compound has a general formula as shown by formula I, wherein the R group is a substituent containing N, O or S atoms. The compound is applied to a host material of a light-emitting layer for preparing an organic electroluminescent device, and can improve the light-emitting efficiency of same.