公开(公告)号：US09385336B2

公开(公告)日：2016-07-05

申请号：US14267103

申请日：2014-05-01

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Se-Jin Cho ,  Chang-Ho Lee ,  Dae-Yup Shin ,  Young-Mok Son ,  Il-Soo Oh ,  Hee-Joo Ko ,  Jin-Young Yun ,  Bo-Ra Lee ,  Yeon-Woo Lee ,  Beom-Joon Kim ,  Pyung-Eun Jeon ,  Hyun-Ju Choi ,  Chang-Min Lee

IPC: H01L51/50 ,  H01L51/00 ,  C09K11/06

CPC classification number: H01L51/5004 ,  C07D213/38 ,  C07D239/26 ,  C09K11/06 ,  C09K2211/1011 ,  C09K2211/1014 ,  C09K2211/1044 ,  H01L51/0058 ,  H01L51/006 ,  H01L51/0061 ,  H01L51/0067 ,  H01L51/0077 ,  H01L51/5056 ,  H01L51/5072 ,  H01L51/5092 ,  H01L51/5206 ,  H01L2251/308 ,  H01L2251/552

Abstract: Provided is an organic light-emitting device including a first electrode, a second electrode disposed opposite to the first electrode, an emission layer disposed between the first electrode and the second electrode, and an electron-transporting layer disposed between the emission layer and the second electrode. The electron-transporting layer includes a first electron-transporting material and a second electron-transporting material. The lowest unoccupied molecular orbital (LUMO) energy level of the first electron-transporting material (EL1) and the lowest unoccupied molecular orbital (LUMO) energy level of the second electron-transporting material (EL2) satisfy the equation 0.1 eV≦|EL1−EL2|≦0.3 eV.

Abstract translation: 本发明提供一种有机发光装置，其包括：第一电极，与第一电极相对设置的第二电极，设置在第一电极和第二电极之间的发射层，以及设置在发光层和第二电极之间的电子传输层 电极。 电子传输层包括第一电子传输材料和第二电子传输材料。 第一电子传输材料（EL1）的最低未占分子轨道（LUMO）能级和第二电子传输材料（EL2）的最低未占分子轨道（LUMO）能级满足等式0.1eV＆nlE; | EL1- EL2 |＆nlE; 0.3 eV。

公开(公告)号：US09825244B2

公开(公告)日：2017-11-21

申请号：US15197355

申请日：2016-06-29

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Se-Jin Cho ,  Chang-Ho Lee ,  Dae-Yup Shin ,  Young-Mok Son ,  Il-Soo Oh ,  Hee-Joo Ko ,  Jin-Young Yun ,  Bo-Ra Lee ,  Yeon-Woo Lee ,  Beom-Joon Kim ,  Pyung-Eun Jeon ,  Hyun-Ju Choi ,  Chang-Min Lee

IPC: H01L51/50 ,  H01L51/00 ,  C07D213/38 ,  C07D239/26 ,  C09K11/06 ,  H01L51/52

CPC classification number: H01L51/5004 ,  C07D213/38 ,  C07D239/26 ,  C09K11/06 ,  C09K2211/1011 ,  C09K2211/1014 ,  C09K2211/1044 ,  H01L51/0058 ,  H01L51/006 ,  H01L51/0061 ,  H01L51/0067 ,  H01L51/0077 ,  H01L51/5056 ,  H01L51/5072 ,  H01L51/5092 ,  H01L51/5206 ,  H01L2251/308 ,  H01L2251/552

Abstract: Provided is an organic light-emitting device including a first electrode, a second electrode disposed opposite to the first electrode, an emission layer disposed between the first electrode and the second electrode, and an electron-transporting layer disposed between the emission layer and the second electrode. The electron-transporting layer includes a first electron-transporting material and a second electron-transporting material. The lowest unoccupied molecular orbital (LUMO) energy level of the first electron-transporting material (EL1) and the lowest unoccupied molecular orbital (LUMO) energy level of the second electron-transporting material (EL2) satisfy the equation 0.1 eV≦|EL1−EL2|≦0.3 eV.

公开(公告)号：US20150008394A1

公开(公告)日：2015-01-08

申请号：US14097471

申请日：2013-12-05

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Il-Soo OH ,  Chang-Ho Lee ,  Ji-Hwan Yoon ,  Dae-Yup Shin ,  Hee-Joo Ko ,  Se-Jin Cho ,  Jin-Young Yun ,  Bora Lee ,  Yeon-Woo Lee ,  Beom-Joon Kim ,  Pyung-Eun Jeon ,  Hyun-Ju Choi ,  Joong-Won Sim ,  In-Jae Lee

IPC: H01L27/32

CPC classification number: H01L27/3244 ,  H01L51/5092 ,  H01L2251/558

Abstract: An organic light emitting diode (OLED) display includes a substrate, a thin film transistor formed on the substrate, a first electrode formed on the thin film transistor and electrically connected to the thin film transistor, a hole injection layer (HIL) formed on the first electrode, a hole transport layer (HTL) formed on the hole injection layer (HIL), an emission layer formed on the HTL, an electron transport layer (ETL) formed on the emission layer, a first buffer layer located on the ETL, and a second electrode formed on the first buffer layer.

Abstract translation: 有机发光二极管（OLED）显示器包括基板，形成在基板上的薄膜晶体管，形成在薄膜晶体管上并电连接到薄膜晶体管的第一电极，形成在薄膜晶体管上的空穴注入层（HIL） 第一电极，形成在空穴注入层（HIL）上的空穴传输层（HTL），形成在HTL上的发射层，形成在发射层上的电子传输层（ETL），位于ETL上的第一缓冲层， 以及形成在第一缓冲层上的第二电极。