公开(公告)号：US20250098538A1

公开(公告)日：2025-03-20

申请号：US18816804

申请日：2024-08-27

Applicant: Samsung Display Co., LTD.

Inventor： Junha Park ,  Changwoong Chu ,  Taeil Kim ,  Jangyeol Baek ,  Munki Sim

IPC: H10K85/60 ,  C07F5/02 ,  C09K11/02 ,  C09K11/06 ,  H10K50/12

Abstract: Provided are a heterocyclic compound represented by Formula 1, an organic light-emitting device including the same, and an electronic apparatus including the organic light-emitting device. Descriptions of each substituent in Formula 1 are provided in the present specification.

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：US20240341188A1

公开(公告)日：2024-10-10

申请号：US18610579

申请日：2024-03-20

Applicant: Samsung Display Co., Ltd.

Inventor： Taeil Kim ,  Junha Park ,  Sunyoung Pak ,  Jangyeol Baek ,  Kyoung Sunwoo ,  Munki Sim ,  Minjung Jung

IPC: H10K85/60 ,  C07F5/02 ,  C09K11/06 ,  H10K50/12 ,  H10K101/30

CPC classification number: H10K85/658 ,  C07F5/027 ,  C09K11/06 ,  C09K2211/1018 ,  H10K50/12 ,  H10K2101/30

Abstract: Embodiments provide a condensed cyclic compound, a light-emitting device including the condensed cyclic compound, an electronic apparatus including the light-emitting device, and an electronic equipment including the light-emitting device. The light-emitting device includes a first electrode, a second electrode facing the first electrode, an interlayer between the first electrode and the second electrode and including an emission layer, and the condensed cyclic compound. The condensed cyclic compound satisfies Expression 1, which is explained in the specification:









E
⁡
(

S
1

)

-

E
⁡
(

T
2

)


>


E
⁡
(

T
2

)

-


E
⁡
(

T
1

)

.






[

Expression
⁢

1

]

公开(公告)号：US20240270761A1

公开(公告)日：2024-08-15

申请号：US18470296

申请日：2023-09-19

Applicant: Samsung Display Co., Ltd.

Inventor： Kyoung Sunwoo ,  Taeil Kim ,  Sunyoung Pak ,  Junha Park ,  Jangyeol Baek ,  Minjae Sung ,  Munki Sim ,  Chanseok Oh ,  Minjung Jung ,  Seonhyoung Hur

IPC: C07F5/02 ,  C09K11/06 ,  H10K50/11 ,  H10K85/60

CPC classification number: C07F5/02 ,  C09K11/06 ,  H10K50/11 ,  H10K85/658 ,  C09K2211/1018

Abstract: A method of preparing a heterocyclic compound represented by Formula 1, the method includes preparing a first reactant, preparing a second reactant represented by Formula 2-2, and preparing an intermediate compound by mixing the first reactant and the second reactant with i) a copper catalyst, ii) a base, and optionally, iii) an auxiliary solvent, to allow the first reactant and the second reactant to react, wherein the first reactant is a compound represented by Formula 2-1a, and the intermediate compound is a compound represented by Formula 2-3a, or the first reactant is a compound represented by Formula 2-1b, and the intermediate compound is a compound represented by Formula 2-3b:




wherein more details of Formulae 1, 2-1a, 2-1b, 2-2, 2-3a, and 2-3b are as described herein.

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：US11581492B2

公开(公告)日：2023-02-14

申请号：US16998842

申请日：2020-08-20

Applicant: Samsung Display Co., Ltd.

Inventor： Chanseok Oh ,  Seokhwan Hwang ,  Junha Park ,  Hankyu Pak ,  Mun-Ki Sim ,  Hyoyoung Lee ,  Minjung Jung

IPC: H01L51/00 ,  C07F5/02 ,  C09K11/06 ,  H01L51/50

Abstract: An organic electroluminescence device of an embodiment includes a first electrode, a second electrode, and an emission layer disposed between the first electrode and the second electrode, and the emission layer includes a polycyclic compound represented by Formula 1. The organic electroluminescence device may exhibit high luminous efficiency and/or service life characteristics:

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：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.

公开(公告)号：US10854823B2

公开(公告)日：2020-12-01

申请号：US15665536

申请日：2017-08-01

Applicant: SAMSUNG DISPLAY CO., LTD.

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

IPC: H01L51/00 ,  C07D491/056 ,  C07F9/6561 ,  C07D495/04 ,  C07D519/00 ,  H01L51/52 ,  H01L51/50

Abstract: Provided are a heterocyclic compound and an organic light-emitting device including the same. The heterocyclic compound is represented by Formula 1:

公开(公告)号：US10818851B2

公开(公告)日：2020-10-27

申请号：US15017460

申请日：2016-02-05

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Junha Park ,  Youngkook Kim ,  Sungsoo Bae ,  Munki Sim ,  Eunyoung Lee ,  Hyoyoung Lee ,  Eunjae Jeong ,  Seokhwan Hwang

IPC: H01L51/00 ,  C07F9/655 ,  C07D319/24 ,  C07F9/6558 ,  H01L51/50

Abstract: Provided are a condensed cyclic compound and an organic light-emitting device including the same. The material is represented by the formula A2-(A1)n1, wherein A2 may be selected from groups represented by Formula 2, A1 may be selected from groups represented by Formulae 2-1 to 2-4, and n1 may be an integer selected from 1 to 5: Organic light-emitting devices manufactured using this material were found to have lower driving voltages, higher brightness values, higher efficiencies, and longer half-lifespans.