Organic light-emitting diode, organic light-emitting display including the same, and method of manufacturing the same

An organic light-emitting diode includes: a first electrode, a light-emitting stack thereon including: a hole transport layer (HTL), a blue light-emitting layer including: a blue host material (BHM), and a blue fluorescent dopant (BFD) material, and an electron transport layer (ETL), and a second el...

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Bibliographische Detailangaben
Hauptverfasser:	Seo, Jeongdae, Kim, Sangbeom
Format:	Patent
Sprache:	eng
Schlagworte:	BASIC ELECTRIC ELEMENTS ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR ELECTRICITY SEMICONDUCTOR DEVICES
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Beschreibung
Zusammenfassung:	An organic light-emitting diode includes: a first electrode, a light-emitting stack thereon including: a hole transport layer (HTL), a blue light-emitting layer including: a blue host material (BHM), and a blue fluorescent dopant (BFD) material, and an electron transport layer (ETL), and a second electrode on the light-emitting stack, wherein BFD LUMO>BHM, BFD HOMO>BHM, BFD singlet energy BHM and BFD, HTL HOMO−BFD HOMO≤0.1 eV, the HTL material LUMO>the BHM, HTL LUMO−BHM LUMO>0.5 eV, HTL LUMO>BFD, ETL LUMO>BHM and BFD, a difference in LUMO between the ETL material and the BFD material ≤0.1 eV, and the HTL material, the ETL material, and the BHM have the following triplet energy relationships: T1,BH