Patent ID: 9093650
Filing Date: 2015-07-28
Classification: C09B,H01L

Abstract:
1. An organic light-emitting device comprising: a first electrode; a second electrode disposed opposite to the first electrode; a blue emission layer disposed between the first electrode and the second electrode; a hole-transporting region disposed between the first electrode and the blue emission layer; an electron-transporting region disposed between the blue emission layer and the second electrode; and an interlayer disposed between the blue emission layer and the hole-transporting region; wherein the interlayer comprises a compound represented by Formula 1 below, a thickness of the interlayer is about 5 nm to about 20 nm, and the blue emission layer comprises a compound represented by Formula 4 below wherein, in Formulae 1 and 4, Ar c1 is an integer of 1 to 5; R R c2 and c3 are each independently an integer of 1 to 4; A g, h, i, and j are each independently an integer of 0 to 4, provided that, the case of g, h, i, and j being 0 is excluded.