公开(公告)号：US20170250348A1

公开(公告)日：2017-08-31

申请号：US15241236

申请日：2016-08-19

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Hyundo JIN ,  Jaeyoung LEE ,  Youngtak LEE

IPC: H01L51/00

CPC classification number: H01L51/0067 ,  H01L51/0058 ,  H01L51/0072 ,  H01L51/0073 ,  H01L51/0081 ,  H01L51/508 ,  H01L51/52

Abstract: An organic light emitting device including a first electrode; a hole transport region on the first electrode; an emission layer on the hole transport region; a first buffer layer on the emission layer; a second buffer layer on the first buffer layer; an electron transport region on the second buffer layer; and a second electrode on the electron transport region, wherein the first buffer layer includes a first buffer compound represented by the following Formula 1 or Formula 2, and the second buffer layer includes a second buffer compound represented by the following Formula 3:

公开(公告)号：US20160133880A1

公开(公告)日：2016-05-12

申请号：US14671191

申请日：2015-03-27

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jaeyoung LEE ,  Myoungki KIM ,  Daeyong YOON ,  Jaesung LIM ,  Jaehoon HWANG

IPC: H01L51/52

CPC classification number: H01L51/5281 ,  H01L51/5218 ,  H01L51/5234 ,  H01L51/5275 ,  H01L51/5284

Abstract: Provided is an organic light-emitting device including: a substrate; an anode on the substrate; an organic layer on the anode and including an emission layer; a cathode on the organic layer; an optical auxiliary layer on the cathode; and a capping layer on the optical auxiliary layer, wherein, in a visible light region, the optical auxiliary layer has a lower refractive index and a higher absorption coefficient as the capping layer.

Abstract translation: 本发明提供一种有机发光装置，其包括：基板; 衬底上的阳极; 阳极上的有机层，包括发射层; 有机层上的阴极; 阴极上的光辅助层; 以及在光学辅助层上的覆盖层，其中在可见光区域中，光学辅助层具有较低的折射率和较高的吸收系数作为封盖层。