公开(公告)号：US20240237525A1

公开(公告)日：2024-07-11

申请号：US18504973

申请日：2023-11-08

Applicant: LG Display Co., Ltd.

Inventor： Jong-Uk Kim ,  Gi-Hwan Lim ,  In-Ae Shin ,  Jun-Yun Kim

IPC: H10K85/60 ,  C09K11/06

CPC classification number: H10K85/6572 ,  C09K11/06 ,  H10K85/6574 ,  H10K85/658 ,  H10K50/12

Abstract: The present disclosure relates to an organic light emitting diode comprising a first electrode; a second electrode facing the first electrode; and a first emitting part including a first red emitting material layer and positioned between the first and second electrode, the first red emitting material layer including a first delayed fluorescent compound, a second delayed fluorescent compound and a first fluorescent compound, wherein the first delayed fluorescent compound is represented by Formula 1, the second delayed fluorescent compound is represented by Formula 3, and the first fluorescent compound is represented by Formula 5.