公开(公告)号：US20170054084A1

公开(公告)日：2017-02-23

申请号：US15147395

申请日：2016-05-05

Applicant: LG DISPLAY CO., LTD.

Inventor： Dohan KIM ,  Sunghoon JOO ,  Jungkeun KIM ,  Byungsoo KIM ,  Eunjung PARK ,  Hyoseok KIM ,  Seonkeun YOO ,  Hanbyeol SEOK ,  Seunghee YOON

IPC: H01L51/00

CPC classification number: H01L51/0072 ,  H01L51/0052 ,  H01L51/0054 ,  H01L51/0058 ,  H01L51/0067 ,  H01L51/5028 ,  H01L51/504 ,  H01L51/5044 ,  H01L51/5072 ,  H01L51/5092 ,  H01L51/5278

Abstract: An organic light emitting display device is discussed. The organic light emitting display device can include at least two or more light emitting parts each including a light emitting layer and an electron transport layer; and a charge generation layer between the two or more light emitting parts and including an N-type charge generation layer, wherein the electron transport layer includes an electron transport compound including a functional group with high electron mobility, and the N-type charge generation layer includes a charge generation compound including a functional group for matching the energy level of the electron transport compound.

Abstract translation: 讨论有机发光显示装置。 有机发光显示装置可以包括至少两个以上的各自包含发光层和电子传输层的发光部分; 以及两个以上的发光部之间的电荷产生层，并且包括N型电荷产生层，其中电子传输层包括具有高电子迁移率的官能团的电子传输化合物和N型电荷产生层 包括电荷产生化合物，其包括用于匹配电子传输化合物的能级的官能团。