公开(公告)号：US11211567B2

公开(公告)日：2021-12-28

申请号：US16186296

申请日：2018-11-09

Applicant: Samsung Display Co., Ltd.

Inventor： Mieun Jun ,  Soobyung Ko ,  Heechoon Ahn ,  Sungbum Kim ,  Mina Jeon ,  Youngkook Kim ,  Seokhwan Hwang

IPC: C09K11/06 ,  H01L51/00 ,  C07D401/10 ,  C07D403/14 ,  H01L51/50

Abstract: A heterocyclic compound represented by Formula 1 and an organic light-emitting device including the same are provided: When the nitrogen atom of the acridine moiety is combined (e.g., coupled) with an sp2 carbon atom of the pentagonal ring, either directly or through a pi-conjugated carbocyclic group, the compound may be electron rich and may easily transport charges. The heterocyclic compound represented by Formula 1 may be used as a delayed fluorescence emitter in the organic light-emitting device, and the device may have a low driving voltage, a high efficiency, a high luminance, and a long lifespan.

公开(公告)号：US11145823B2

公开(公告)日：2021-10-12

申请号：US15788605

申请日：2017-10-19

Applicant: Samsung Display Co., Ltd.

Inventor： Heechoon Ahn ,  Soobyung Ko ,  Mieun Jun ,  Sungbum Kim ,  Mina Jeon ,  Youngkook Kim ,  Seokhwan Hwang

IPC: H01L51/00 ,  H01L51/50 ,  C07F9/64 ,  C09K11/06 ,  C07F9/572 ,  C07F9/6596 ,  C07F9/6561 ,  C09K11/02

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. The emission layer includes at least one heterocyclic compound of Formula 1. The heterocyclic compound may be a host or a delayed fluorescent dopant. The organic light-emitting device including the heterocyclic compound may have a low driving voltage, high efficiency, high luminance, and a long lifespan.

公开(公告)号：US10954254B2

公开(公告)日：2021-03-23

申请号：US15870494

申请日：2018-01-12

Applicant: Samsung Display Co., Ltd.

Inventor： Heechoon Ahn ,  Soobyung Ko ,  Mieun Jun ,  Youngkook Kim ,  Seokhwan Hwang

IPC: H01L51/50 ,  C07F7/10 ,  C07D417/04 ,  C07D413/04 ,  C07D409/04 ,  C07D405/04 ,  C07D401/14 ,  H01L51/00 ,  C09K11/06 ,  C07F7/08

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 comprising an emission layer comprising the heterocyclic compound of Formula 1 as a host or as a delayed fluorescent dopant. The organic light-emitting device including the heterocyclic compound may have a low driving voltage and excellent maximum quantum efficiency:

公开(公告)号：US10800796B2

公开(公告)日：2020-10-13

申请号：US15958642

申请日：2018-04-20

Applicant: Samsung Display Co., Ltd.

Inventor： Heechoon Ahn ,  Soo-byung Ko ,  Mieun Jun ,  Sungbum Kim ,  Mina Jeon ,  Youngkook Kim ,  Seokhwan Hwang

IPC: H01L51/00 ,  C07F7/08 ,  C09K11/06 ,  H01L51/50

Abstract: An aromatic compound which improves emission efficiency and an organic electroluminescence device including the same are provided. The organic electroluminescence device includes: a first electrode; a second electrode opposite to the first electrode; and a plurality of organic layers between the first electrode and the second electrode, where at least one organic layer among the plurality of organic layers includes the aromatic compound. The aromatic compound is represented by Formula 1 below.

公开(公告)号：US10428090B2

公开(公告)日：2019-10-01

申请号：US16054976

申请日：2018-08-03

Applicant: Samsung Display Co., Ltd.

Inventor： Mieun Jun ,  Soobyung Ko ,  Haejin Kim ,  Youngkook Kim ,  Seokhwan Hwang

IPC: H01L29/08 ,  H01L35/24 ,  H01L51/00 ,  C07F7/08 ,  H01L51/50

Abstract: A condensed-cyclic compound and an organic light-emitting device including the same are provided. The compound is represented by the formula wherein ring A, ring B, and ring C are each independently selected from a C5-C30 carbocyclic group and a C1-C30 heterocyclic group, each of L1 to L9 is independently selected from a substituted or unsubstituted C3-C10 cycloalkylene group, a substituted or unsubstituted C1-C10 heterocycloalkylene group, a substituted or unsubstituted C3-C10 cycloalkenylene group, a substituted or unsubstituted C1-C10 heterocycloalkenylene group, a substituted or unsubstituted C6-C60 arylene group, a substituted or unsubstituted C1-C60 heteroarylene group, a substituted or unsubstituted divalent non-aromatic condensed polycyclic group, and a substituted or unsubstituted divalent non-aromatic condensed heteropolycyclic group, and each of Ar1 to Ar6, R1 to R3, R11, and R12 are further defined. The compound may be incorporated into one or more layers of an organic light-emitting diode device.

公开(公告)号：US20190071458A1

公开(公告)日：2019-03-07

申请号：US16054976

申请日：2018-08-03

Applicant: Samsung Display Co., Ltd.

Inventor： Mieun Jun ,  Soobyung Ko ,  Haejin Kim ,  Youngkook Kim ,  Seokhwan Hwang

IPC: C07F7/08 ,  H01L51/00 ,  H01L51/50

CPC classification number: C07F7/0816 ,  H01L51/0058 ,  H01L51/006 ,  H01L51/0061 ,  H01L51/0072 ,  H01L51/0073 ,  H01L51/0094 ,  H01L51/5012 ,  H01L51/5056 ,  H01L51/5072

Abstract: A condensed-cyclic compound and an organic light-emitting device including the same are provided. The compound is represented by the formula wherein ring A, ring B, and ring C are each independently selected from a C5-C30 carbocyclic group and a C1-C30 heterocyclic group, each of L1 to L9 is independently selected from a substituted or unsubstituted C3-C10 cycloalkylene group, a substituted or unsubstituted C1-C10 heterocycloalkylene group, a substituted or unsubstituted C3-C10 cycloalkenylene group, a substituted or unsubstituted C1-C10 heterocycloalkenylene group, a substituted or unsubstituted C6-C60 arylene group, a substituted or unsubstituted C1-C60 heteroarylene group, a substituted or unsubstituted divalent non-aromatic condensed polycyclic group, and a substituted or unsubstituted divalent non-aromatic condensed heteropolycyclic group, and each of Ar1 to Ar6, R1 to R3, R11, and R12 are further defined. The compound may be incorporated into one or more layers of an organic light-emitting diode device.

公开(公告)号：US20180237460A1

公开(公告)日：2018-08-23

申请号：US15870494

申请日：2018-01-12

Applicant: Samsung Display Co., Ltd.

Inventor： Heechoon Ahn ,  Soobyung Ko ,  Mieun Jun ,  Youngkook Kim ,  Seokhwan Hwang

IPC: C07F7/10 ,  C07D417/04 ,  C07D413/04 ,  C07D409/04 ,  C07D405/04 ,  C07D401/14 ,  C09K11/06 ,  H01L51/00 ,  H01L51/50

CPC classification number: C07F7/10 ,  C07D401/14 ,  C07D405/04 ,  C07D409/04 ,  C07D413/04 ,  C07D417/04 ,  C07F7/0814 ,  C09K11/06 ,  C09K2211/1037 ,  C09K2211/104 ,  C09K2211/1096 ,  H01L51/0059 ,  H01L51/0067 ,  H01L51/0072 ,  H01L51/0073 ,  H01L51/0074 ,  H01L51/5012 ,  H01L51/5016

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 comprising an emission layer comprising the heterocyclic compound of Formula 1 as a host or as a delayed fluorescent dopant. The organic light-emitting device including the heterocyclic compound may have a low driving voltage and excellent maximum quantum efficiency:

公开(公告)号：US09741939B2

公开(公告)日：2017-08-22

申请号：US14695021

申请日：2015-04-23

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Youngkook Kim ,  Kwanghyun Kim ,  Jongwoo Kim ,  Mieun Jun ,  Seokhwan Hwang

IPC: H01L51/00 ,  C07D311/78 ,  C07D405/14 ,  C07F7/08 ,  C07D407/14 ,  C07D409/14 ,  C07D409/12 ,  C07D407/12 ,  C07D335/04 ,  H05B33/22 ,  C09K11/06 ,  H01L51/50

CPC classification number: H01L51/0061 ,  C07D311/78 ,  C07D335/04 ,  C07D405/14 ,  C07D407/12 ,  C07D407/14 ,  C07D409/12 ,  C07D409/14 ,  C07F7/0812 ,  C09K11/06 ,  H01L51/006 ,  H01L51/0067 ,  H01L51/0073 ,  H01L51/0074 ,  H01L51/0081 ,  H01L51/0094 ,  H01L51/5016 ,  H01L51/5056 ,  H05B33/22

Abstract: A condensed cyclic compound represented by Formula 1: An organic light-emitting device including 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, and further including at least one of the condensed cyclic compounds of Formula 1.

公开(公告)号：US20160118593A1

公开(公告)日：2016-04-28

申请号：US14695021

申请日：2015-04-23

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Youngkook Kim ,  Kwanghyun Kim ,  Jongwoo Kim ,  Mieun Jun ,  Seokhwan Hwang

IPC: H01L51/00 ,  C09K11/06 ,  C07D405/14 ,  C07D335/04 ,  C07D407/14 ,  C07D409/14 ,  C07D409/12 ,  C07D407/12 ,  C07D311/78 ,  C07F7/08

CPC classification number: H01L51/0061 ,  C07D311/78 ,  C07D335/04 ,  C07D405/14 ,  C07D407/12 ,  C07D407/14 ,  C07D409/12 ,  C07D409/14 ,  C07F7/0812 ,  C09K11/06 ,  H01L51/006 ,  H01L51/0067 ,  H01L51/0073 ,  H01L51/0074 ,  H01L51/0081 ,  H01L51/0094 ,  H01L51/5016 ,  H01L51/5056 ,  H05B33/22

Abstract: A condensed cyclic compound represented by Formula 1: An organic light-emitting device including 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, and further including at least one of the condensed cyclic compounds of Formula 1.

Abstract translation: 由式1表示的稠合环状化合物：包含第一电极的有机发光器件; 面对所述第一电极的第二电极; 以及在所述第一电极和所述第二电极之间的有机层，所述有机层包括发射层，并且还包括至少一种式1的缩合环状化合物。

公开(公告)号：US20250143177A1

公开(公告)日：2025-05-01

申请号：US18742000

申请日：2024-06-13

Applicant: Samsung Display Co., LTD.

Inventor： Hyun Shin ,  Eungdo Kim ,  Yujin Kang ,  Munki Sim ,  Seunghyun Lee ,  Jeongmin Lee ,  Mieun Jun

IPC: H10K85/60 ,  H10K50/12 ,  H10K50/15 ,  H10K50/16 ,  H10K50/18 ,  H10K85/30 ,  H10K85/40 ,  H10K101/00 ,  H10K101/30

Abstract: Provided is a light-emitting device in which a highest occupied molecular orbital (HOMO) energy value of an energy level linking compound (HOMOC) and a HOMO energy value of a hole transport layer (HOMOHTL) satisfy Condition (1): HOMOC−HOMOHTL≤0.15 eV.  Condition (1)