公开(公告)号：US20150228911A1

公开(公告)日：2015-08-13

申请号：US14338201

申请日：2014-07-22

Applicant: Samsung Display Co., Ltd. ,  Pusan National University Industry-University Cooperation Foundation

Inventor： Jae-Hong Kim ,  Myeong-Suk Kim ,  Sung-Wook Kim ,  Jin-Soo Hwang ,  Hong-Suk Suh

IPC: H01L51/00 ,  H01L51/50

CPC classification number: H01L51/0072 ,  C07D487/04 ,  H01L51/0067 ,  H01L51/0069 ,  H01L51/0081

Abstract: A condensed cyclic compound is represented by Formula 1. An organic light-emitting device includes the condensed cyclic compound represented by Formula 1. X, Y1, Y2, A, B, and R1 of Formula 1 are described herein. An organic light-emitting device including an organic layer including the condensed cyclic compound may have low driving voltage, high efficiency, high brightness, and long lifespan.

Abstract translation: 缩合的环状化合物由式1表示。有机发光器件包括由式1表示的稠合环状化合物。本文描述了式1的X，Y 1，Y 2，A，B和R 1。 包含冷凝环状化合物的有机层的有机发光元件的驱动电压低，效率高，亮度高，使用寿命长。

公开(公告)号：US08987462B2

公开(公告)日：2015-03-24

申请号：US14036574

申请日：2013-09-25

Applicant: Samsung Display Co., Ltd. ,  Pusan National University Industry—University Cooperation Foundation

Inventor： Soung-Wook Kim ,  Myeong-Suk Kim ,  Jae-Hong Kim ,  Jin-Soo Hwang ,  Hong-Suk Suh

IPC: C07D487/04 ,  C07D401/14 ,  H01L51/00 ,  H01L51/50

CPC classification number: H01L51/006 ,  C07D487/04 ,  H01L51/0052 ,  H01L51/0061 ,  H01L51/0072 ,  H01L51/0074 ,  H01L51/5012

Abstract: Provided are a compound of Formula 1 and an organic light-emitting device including the compound of Formula 1: The compounds of Formula 1 are particularly useful as fluorescent dopants in the emission layer of the organic light-emitting device.

Abstract translation: 提供式1的化合物和包括式1化合物的有机发光器件：式1的化合物在有机发光器件的发射层中特别可用作荧光掺杂剂。

公开(公告)号：US11937502B2

公开(公告)日：2024-03-19

申请号：US15098258

申请日：2016-04-13

Applicant: Samsung Display Co., Ltd. ,  Research & Business Foundation SUNGKYUNKWAN UNIVERSITY

Inventor： Sung-Wook Kim ,  Myeong-Suk Kim ,  Hwan-Hee Cho ,  Sam-Il Kho ,  Seung-Soo Yoon ,  Changwoong Chu

IPC: H01L51/54 ,  H10K85/60 ,  C09K11/06 ,  C09K11/02 ,  C07D495/10 ,  C07D491/107 ,  H10K50/11

CPC classification number: H10K85/657 ,  C07D491/107 ,  C07D495/10 ,  C09K11/025 ,  C09K11/06 ,  H10K85/626 ,  H10K85/6574 ,  H10K85/6576 ,  C09K2211/1007 ,  C09K2211/1014 ,  H10K50/11

Abstract: A condensed cyclic compound and an organic light-emitting device including the condensed cyclic compound are provided. The condensed cyclic compound is represented by Formula 1. The A3 ring of Formula 1 is a group represented by Formula 2A or a group represented by Formula 2B. The organic light-emitting device includes: a first electrode; a second electrode; and an organic layer between the first electrode and the second electrode and including an emission layer, the organic layer including at least one of the condensed cyclic compound represented by Formula 1.

公开(公告)号：US11910707B2

公开(公告)日：2024-02-20

申请号：US15390210

申请日：2016-12-23

Applicant: Samsung Display Co., Ltd.

Inventor： Myeong-Suk Kim ,  Sung-Wook Kim ,  Hwan-Hee Cho ,  Jin-Soo Hwang ,  Chang-Woong Chu

IPC: H01L51/54 ,  H10K85/60 ,  C09K11/02 ,  H10K50/11 ,  H10K101/10 ,  H10K101/40

CPC classification number: H10K85/654 ,  C09K11/025 ,  H10K85/615 ,  H10K85/633 ,  H10K85/636 ,  H10K85/6572 ,  H10K85/6574 ,  H10K85/6576 ,  H10K50/11 ,  H10K2101/10 ,  H10K2101/40

Abstract: According to one or more embodiments, an organic light-emitting device includes: a first electrode; a second electrode; and an organic layer between the first electrode and the second electrode, the organic layer including an emission layer. The organic layer includes a first compound represented by Formula 1 and a second compound represented by one selected from Formulae 2-1 to 2-3:

公开(公告)号：US11696499B2

公开(公告)日：2023-07-04

申请号：US16866460

申请日：2020-05-04

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Hwan-Hee Cho ,  Myeong-Suk Kim ,  Sung-Wook Kim ,  Se-Hun Kim ,  Jin-Soo Hwang

IPC: H01L51/54 ,  H01L51/00 ,  C09K11/02 ,  C09K11/06 ,  H01L51/50

CPC classification number: H01L51/0072 ,  C09K11/025 ,  C09K11/06 ,  H01L51/0054 ,  H01L51/0067 ,  H01L51/0071 ,  H01L51/0085 ,  H01L51/5004 ,  C09K2211/1007 ,  C09K2211/1029 ,  C09K2211/185 ,  H01L51/006 ,  H01L51/0061 ,  H01L51/0073 ,  H01L51/0074 ,  H01L51/5016 ,  H01L51/5024 ,  H01L51/5056 ,  H01L2251/5384 ,  H01L2251/552

Abstract: An organic light emitting device includes: a first electrode; a second electrode facing the first electrode; and an organic layer between the first electrode and the second electrode, the organic layer including an emission layer, wherein the organic layer includes a first compound, a second compound, a third compound, and a fourth compound, and the first compound to the fourth compound satisfy Equations 1 to 8:

E1,LUMO≥E2,LUMO+0.15 electron volts (eV)  Equation 1

E1,HOMO≥E2,HOMO+0.15 eV  Equation 2

E1,T1≥E4,T1  Equation 3

E2,T1≥E4,T1  Equation 4

E3,T1≥E4,T1  Equation 5

E3,LUMO≥E2,LUMO+0.1 eV  Equation 6

−5.6 eV≥E3,HOMO  Equation 7

Egap1≥Egap3.  Equation 8

公开(公告)号：US11114625B2

公开(公告)日：2021-09-07

申请号：US14807778

申请日：2015-07-23

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Hwan-Hee Cho ,  Myeong-Suk Kim ,  Sung-Wook Kim

IPC: H01L51/54 ,  H01L51/00 ,  H01L51/50

Abstract: An organic light-emitting device includes a first electrode; a second electrode; an organic layer between the first electrode and the second electrode, the organic layer including an emission layer, and an electron transport region between the emission layer and the second electrode. The emission layer includes a first compound represented by Formula 1 and a second compound represented by any one of Formulae 2-1 to 2-5. The electron transport region includes a third compound represented by Formula 7. The organic light-emitting device may have low driving voltage, high efficiency, and a long lifespan.

公开(公告)号：US11056654B2

公开(公告)日：2021-07-06

申请号：US14533606

申请日：2014-11-05

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Myeong-Suk Kim ,  Yoon-Hyun Kwak ,  Soung-Wook Kim ,  Jae-Hong Kim ,  Moon-Jae Lee

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

Abstract: A carbazole-based compound and an organic light-emitting device including the carbazole-based compound, the compound being represented by one of the following Formulae 1 to 3:

公开(公告)号：US10826000B2

公开(公告)日：2020-11-03

申请号：US14885919

申请日：2015-10-16

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Naoyuki Ito ,  Myeong-Suk Kim ,  Youn-Sun Kim ,  Sung-Wook Kim ,  Hwan-Hee Cho ,  Chang-Woong Chu

IPC: H01L51/54 ,  C09K11/06 ,  H01L51/00 ,  C09K11/02 ,  H01L51/50

Abstract: An organic light-emitting device includes: a first electrode; a second electrode; and an organic layer between the first electrode and the second electrode, the organic layer including an emission layer, wherein the emission layer includes a first host and a dopant, the first host is represented by one selected from Formulae 1 and 2, and the dopant is represented by Formula 7: Ar11(L11)a11-(R11)b11]n11  Formula 1 Ar21(L21)a21-(R21)b21]n21  Formula 2 M(L1)n71(L2)n72.  Formula 7 The organic light-emitting device may have high efficiency and long lifespan and may show little change in the efficiency at an x-coordinate (CIEx) value of 0.21.

公开(公告)号：US10230051B2

公开(公告)日：2019-03-12

申请号：US14522472

申请日：2014-10-23

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Myeong-Suk Kim ,  Sung-Wook Kim ,  Jae-Hong Kim ,  Jin-Soo Hwang

IPC: H01L51/54 ,  H01L51/00 ,  C09B57/00 ,  C09B23/14 ,  C09B57/10 ,  C09B1/00 ,  H01L51/50

Abstract: An organic light-emitting device includes a first electrode, a second electrode facing the first electrode, and an emission layer disposed between the first electrode and the second electrode; an electron transport region disposed between the emission layer and the second electrode; and a hole transport region disposed between the first electrode and the emission layer, wherein the electron transport region comprises at least one of an electron transport material represented by Formula 1 below; and the hole transport region comprises at least one of a hole transport material represented by Formula 2 or 3 below:

公开(公告)号：US10038144B2

公开(公告)日：2018-07-31

申请号：US14878492

申请日：2015-10-08

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Myeong-Suk Kim ,  Tae-Kyung Kim ,  Sung-Wook Kim ,  Hwan-Hee Cho ,  Chang-Woong Chu

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

CPC classification number: H01L51/006 ,  C09K11/06 ,  H01L51/0054 ,  H01L51/0058 ,  H01L51/0061 ,  H01L51/0067 ,  H01L51/0072 ,  H01L51/506 ,  H01L2251/308

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