公开(公告)号：US20210376255A1

公开(公告)日：2021-12-02

申请号：US17329839

申请日：2021-05-25

Applicant: LG Display Co., Ltd.

Inventor： Seung-Hee YOON ,  Sang-Beom KIM ,  In-Bum SONG ,  Shiren KAZUSHI ,  Sasada YASUYUKI

IPC: H01L51/00

Abstract: The present disclosure relates to an organic light emitting device that includes a substrate; and an organic light emitting diode positioned on the substrate and including a first electrode; a second electrode facing the first electrode; a first emitting material layer including a first host of an anthracene derivative and a first dopant of a boron derivative and positioned between the first and second electrodes; and an electron blocking layer including an electron blocking material of an amine derivative and positioned between the first electrode and the first emitting material layer, wherein an anthracene core of the first host is deuterated.