公开(公告)号：US12133458B2

公开(公告)日：2024-10-29

申请号：US16377046

申请日：2019-04-05

Applicant: Samsung Display Co., Ltd.

Inventor： Mun-ki Sim ,  Junha Park ,  Jangyeol Baek ,  Hyoyoung Lee ,  Soo-byung Ko ,  Youngkook Kim ,  Seokhwan Hwang

IPC: H10K85/60 ,  C07D403/10 ,  C07D403/14 ,  C07D409/14 ,  C09K11/06 ,  H10K50/11

CPC classification number: H10K85/654 ,  C07D403/10 ,  C07D403/14 ,  C07D409/14 ,  C09K11/06 ,  H10K85/6572 ,  H10K85/6576 ,  C09K2211/1018 ,  H10K50/11

Abstract: An organic electroluminescence device includes a first electrode, a hole transport region provided on the first electrode, an emission layer provided on the hole transport region, an electron transport region provided on the emission layer, and a second electrode provided on the electron transport region. The emission layer includes a nitrogen-containing compound. The nitrogen-containing compound includes a triazine moiety and a carbazole moiety. In the carbazole moiety, at least one position among 2, 3 and 7 is substituted; each of positions 2 and 7 is substituted or unsubstituted with a substituted or unsubstituted phenyl group, or a substituted or unsubstituted carbazole group; and position 3 is substituted or unsubstituted with a substituted or unsubstituted phenyl group.

公开(公告)号：US11844273B2

公开(公告)日：2023-12-12

申请号：US17395913

申请日：2021-08-06

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Junha Park ,  Munki Sim ,  Hyoyoung Lee ,  Youngkook Kim ,  Seokhwan Hwang

IPC: H10K85/60 ,  C07D401/04 ,  C07F5/02 ,  C07D251/24 ,  H10K50/11 ,  H10K50/15 ,  H10K50/16 ,  H10K50/17 ,  H10K50/18 ,  H10K50/81 ,  H10K50/82 ,  H10K50/852 ,  H10K101/30 ,  H10K101/40

CPC classification number: H10K85/654 ,  C07D251/24 ,  C07D401/04 ,  C07F5/027 ,  H10K85/615 ,  H10K85/626 ,  H10K85/6572 ,  H10K50/11 ,  H10K50/15 ,  H10K50/16 ,  H10K50/166 ,  H10K50/17 ,  H10K50/171 ,  H10K50/18 ,  H10K50/81 ,  H10K50/82 ,  H10K50/852 ,  H10K2101/30 ,  H10K2101/40

Abstract: Provided are a heterocyclic compound and an organic light-emitting device including the same. The heterocyclic compound includes a fluoro-containing cyclic group. The heterocyclic compound does not include a carbazole group, a dibenzofuran group, a dibenzothiophene group, and/or a triphenylene group. The 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 and including an organic layer, the organic layer including an emission layer and at least one of the heterocyclic compound.

公开(公告)号：US11778900B2

公开(公告)日：2023-10-03

申请号：US16529327

申请日：2019-08-01

Applicant: Samsung Display Co., Ltd.

Inventor： Heechoon Ahn ,  Hyeongmin Kim ,  Hyunah Um ,  Yeseul Lee ,  Yirang Im ,  Soobyung Ko ,  Youngkook Kim

IPC: H01L51/00 ,  H10K85/40 ,  C07F7/08 ,  C09K11/06 ,  H10K50/11 ,  H10K50/13 ,  H10K50/15 ,  H10K50/16 ,  H10K50/17 ,  H10K50/18 ,  H10K50/165 ,  H10K85/60 ,  H10K101/10 ,  H10K101/30

CPC classification number: H10K85/40 ,  C07F7/0812 ,  C09K11/06 ,  C09K2211/1018 ,  H10K50/11 ,  H10K50/13 ,  H10K50/15 ,  H10K50/16 ,  H10K50/165 ,  H10K50/17 ,  H10K50/171 ,  H10K50/18 ,  H10K85/636 ,  H10K85/654 ,  H10K85/6572 ,  H10K85/6574 ,  H10K2101/10 ,  H10K2101/30

Abstract: A heterocyclic compound is represented by Formula 1. 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 and including an emission layer, wherein the organic light-emitting device includes at least one of the heterocyclic compound.

公开(公告)号：US11437585B2

公开(公告)日：2022-09-06

申请号：US16578058

申请日：2019-09-20

Applicant: Samsung Display Co., Ltd.

Inventor： Eunjae Jeong ,  Dongjun Kim ,  Jongwoo Kim ,  Sanghyun Han ,  Youngkook Kim

IPC: H01L51/00 ,  H01L51/05 ,  H01L51/50

Abstract: An organic light-emitting device includes an organic layer including a carbazole derivative. In the carbazole derivative, a substituent selected from a substituted or unsubstituted C6-C60 aryl group, a substituted or unsubstituted C1-C60 heteroaryl group, a substituted or unsubstituted monovalent non-aromatic condensed polycyclic group, and a substituted or unsubstituted monovalent non-aromatic condensed heteropolycyclic group is linked to position 2 of a carbazole group of the carbazole derivative, an amine-based substituent is directly or indirectly linked to position 3 of the carbazole group of the carbazole derivative, and a substituted or unsubstituted C6-C60 aryl group is linked to position 9 of the carbazole group of the carbazole derivative.

公开(公告)号：US11251376B2

公开(公告)日：2022-02-15

申请号：US15969232

申请日：2018-05-02

Applicant: Samsung Display Co., Ltd.

Inventor： Hyoyoung Lee ,  Junha Park ,  Munki Sim ,  Youngkook Kim ,  Seokhwan Hwang

IPC: H01L51/00 ,  C07F9/6521 ,  C07F9/6568 ,  H01L51/50 ,  C07F9/6558 ,  H01L51/56

Abstract: A heterocyclic compound and an organic light-emitting device including the same are provided. The organic light-emitting device includes: a first electrode; a second electrode facing the first electrode; and an organic layer disposed between the first electrode and the second electrode, where the organic layer may include an emission layer and at least one of the heterocyclic compound described above.

公开(公告)号：US11223018B2

公开(公告)日：2022-01-11

申请号：US15167813

申请日：2016-05-27

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Sooyon Kim ,  Youngkook Kim ,  Jongwoo Kim ,  Jeonga Oh ,  Hyejin Jung ,  Seokhwan Hwang ,  Jaeyong Lee

IPC: H01L51/00 ,  C07D405/14 ,  C07D401/12 ,  C07D221/18 ,  C07D409/14 ,  H01L51/50

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 condensed cyclic compound of Formula 1: An organic light-emitting device including the condensed cyclic compound of Formula 1 may have high efficiency, low driving voltage, high luminance, and a long lifespan.

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：US11158809B2

公开(公告)日：2021-10-26

申请号：US16176876

申请日：2018-10-31

Applicant: Samsung Display Co., Ltd.

Inventor： Sanghyun Han ,  Wonmin Yun ,  Jongwoo Kim ,  Jangyeol Baek ,  Eunjae Jeong ,  Yohan Kim ,  Yisu Kim ,  Youngkook Kim ,  Seokhwan Hwang

IPC: H01L51/00 ,  C07C49/788 ,  C07C49/784 ,  H01L51/52 ,  C07C15/38 ,  H01L51/42 ,  H01L51/50 ,  C07C15/24

Abstract: Provided is an organic electroluminescence device provided with a light absorber represented by Formula 1 below, and a light absorbing layer including the same. In Formula 1, Ar is pyrene, chrysene, or anthracene, and Y is a hydrogen atom or a substituent, and X is represented by any one of Formula 2-1 to 2-3 below.

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：US11088331B2

公开(公告)日：2021-08-10

申请号：US15867357

申请日：2018-01-10

Applicant: Samsung Display Co., Ltd.

Inventor： Junha Park ,  Munki Sim ,  Hyoyoung Lee ,  Youngkook Kim ,  Seokhwan Hwang

IPC: H01L51/50 ,  H01L51/00 ,  C07D401/04 ,  C07F5/02 ,  C07D251/24 ,  H01L51/52

Abstract: Provided are a heterocyclic compound and an organic light-emitting device including the same. The heterocyclic compound includes a fluoro-containing cyclic group. The heterocyclic compound does not include a carbazole group, a dibenzofuran group, a dibenzothiophene group, and/or a triphenylene group. The 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 and including an organic layer, the organic layer including an emission layer and at least one of the heterocyclic compound.