Organic light-emitting device

• Main Authors: LIM JIN-O, ITO NAOYUKI, JEONG HYE-IN, SHIN DONG-WOO, LEE JUNG-SUB, KIM SEUL-ONG, KIM YOUN-SUN
• Format: Patent
• Language: Chinese; English
• Published: 25.07.2017
• Subjects: ELECTRICITY

An organic light-emitting device comprising: a first electrode; a second electrode facing the first electrode; an emission layer between the first electrode and the second electrode; a hole transport region between the first electrode and the emission layer; and an electron transport region between the emission layer and the second electrode, wherein the emission layer comprises a first compound represented by one of selected from Formulae 1A to 1E, and at least one selected from the hole transport region and the electron transport region comprises a second compound represented by Formula 2A or 2B. 本发明提供了种有机发光装置，包括：第电极；面向所述第电极的第二电极；在所述第电极和所述第二电极之间的发光层；在所述第电极和所述发光层之间的空穴传输区；以及在所述发光层和所述第二电极之间的电子传输区，其中所述发光层包括由选自式1A至1E中的个表示的第化合物，并且选自所述空穴传输区和所述电子传输区中的至少个包括由式2A或2B表示的第二化合物：