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:









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(

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1

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-

E
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(

T
2

)


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E
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(

T
2

)

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(

T
1

)

.






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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：US11758801B2

公开(公告)日：2023-09-12

申请号：US17176714

申请日：2021-02-16

Applicant: Samsung Display Co., Ltd.

Inventor： Hyoyoung Lee ,  Hankyu Pak ,  Taeil Kim ,  Sun Young Pak ,  Jang Yeol Baek ,  Minjung Jung

IPC: H01L51/00 ,  H10K85/30 ,  C07F5/02 ,  C09K11/06 ,  H10K50/11 ,  H10K50/15 ,  H10K50/16 ,  H10K50/17 ,  H10K101/10

CPC classification number: H10K85/322 ,  C07F5/027 ,  C09K11/06 ,  C09K2211/1018 ,  H10K50/11 ,  H10K50/15 ,  H10K50/16 ,  H10K50/17 ,  H10K2101/10

Abstract: An organic electroluminescence device of an embodiment includes a first electrode facing a second electrode, and a plurality of organic layers between the first electrode and the second electrode, wherein at least one organic layer among the plurality of organic layers includes a fused polycyclic compound represented by Formula 1 below, thereby showing improved emission efficiency.

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：US20250107442A1

公开(公告)日：2025-03-27

申请号：US18888329

申请日：2024-09-18

Applicant: Samsung Display Co., Ltd.

Inventor： Taeil Kim ,  Hirokazu Miyashita ,  Sunyoung Pak ,  Junha Park ,  Minjae Sung ,  Munki Sim ,  Chihyun Ryoo ,  Minjung Jung ,  Seonhyoung Hur

IPC: H10K85/60 ,  C07F5/02 ,  C07F19/00 ,  C09K11/02 ,  C09K11/06 ,  H10K50/11 ,  H10K85/40 ,  H10K101/20

Abstract: Embodiments provide a heterocyclic compound, a light-emitting device including the heterocyclic compound, and an electronic apparatus 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 heterocyclic compound. The heterocyclic compound is represented by Formulae 1A or 1B, which is explained in the specification:

公开(公告)号：US20240247006A1

公开(公告)日：2024-07-25

申请号：US18541784

申请日：2023-12-15

Applicant: Samsung Display Co., Ltd.

Inventor： Chanseok Oh ,  Sunyoung Pak ,  Kyoung Sunwoo ,  Munki Sim ,  Minjung Jung

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

CPC classification number: C07F5/027 ,  C09K11/06 ,  H10K50/12 ,  H10K85/6572 ,  H10K85/6574 ,  H10K85/6576 ,  H10K85/658 ,  C07B2200/05

Abstract: A heterocyclic compound, an organic light-emitting device including the heterocyclic compound, and an electronic apparatus including the organic light-emitting device. Utlization of the heterocyclic compound in the organic light-emitting device may enhance or improve the operating characteristics of the device, such as driving voltage, luminance, luminescence efficiency, and/or lifespan.

公开(公告)号：US20240224801A1

公开(公告)日：2024-07-04

申请号：US18610157

申请日：2024-03-19

Applicant: Samsung Display Co., LTD.

Inventor： Junha Park ,  Seokhwan Hwang ,  Sunyoung Pak ,  Jangyeol Baek ,  Munki Sim ,  Hyoyoung Lee ,  Minjung Jung

IPC: H10K85/60 ,  G02B5/20 ,  H01L33/50 ,  H10K50/15 ,  H10K50/16 ,  H10K50/17 ,  H10K50/18

CPC classification number: H10K85/6572 ,  G02B5/20 ,  H01L33/50 ,  H10K85/636 ,  H10K50/15 ,  H10K50/16 ,  H10K50/171 ,  H10K50/18

Abstract: Provided are a light-emitting device including a condensed cyclic compound represented by Formula 1 and an electronic apparatus including the light-emitting device, where Formula 1 is the same as described in the present specification. 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 emission layer including at least one of the condensed cyclic compound represented by Formula 1.

公开(公告)号：US20240155860A1

公开(公告)日：2024-05-09

申请号：US18323981

申请日：2023-05-25

Applicant: Samsung Display Co., Ltd.

Inventor： Minjung Jung ,  Taeil Kim ,  Sunyoung Pak ,  Kyoung Sunwoo ,  Munki Sim ,  Chanseok Oh

IPC: H10K50/12 ,  H10K59/123 ,  H10K85/60

CPC classification number: H10K50/121 ,  H10K59/123 ,  H10K85/615 ,  H10K85/631 ,  H10K85/653 ,  H10K85/654 ,  H10K85/656 ,  H10K2101/90

Abstract: A 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 a condensed cyclic compound represented by Formula 1. And an electronic apparatus and electronic equipment include the light-emitting device.

公开(公告)号：US11839149B2

公开(公告)日：2023-12-05

申请号：US17028918

申请日：2020-09-22

Applicant: Samsung Display Co., Ltd.

Inventor： Hyoyoung Lee ,  Seokhwan Hwang ,  Sunyoung Pak ,  Junha Park ,  Jangyeol Baek ,  Munki Sim ,  Minjung Jung

IPC: C09K11/06 ,  H10K85/60 ,  H10K30/80 ,  H10K50/11 ,  H10K50/81 ,  H10K50/82 ,  H10K101/10

CPC classification number: H10K85/631 ,  C09K11/06 ,  H10K85/60 ,  H10K85/6572 ,  C09K2211/1007 ,  C09K2211/1018 ,  H10K30/865 ,  H10K50/11 ,  H10K50/81 ,  H10K50/82 ,  H10K2101/10

Abstract: A compound for a light emitting device, the compound being represented by Formula 1:




wherein, in Formula 1, the variables are defined herein.

公开(公告)号：US11805695B2

公开(公告)日：2023-10-31

申请号：US17022839

申请日：2020-09-16

Applicant: Samsung Display Co., LTD.

Inventor： Jang Yeol Baek ,  Jaejin Lyu ,  Sun Young Pak ,  Junha Park ,  Hankyu Pak ,  Mun-Ki Sim ,  Chanseok Oh ,  Hyoyoung Lee ,  Minjung Jung

IPC: H01L51/00 ,  H10K85/30 ,  C09K11/06 ,  C09K11/02 ,  C07F5/05 ,  H10K85/60 ,  H10K50/11 ,  H10K50/844 ,  H10K101/10

CPC classification number: H10K85/322 ,  C07F5/05 ,  C09K11/02 ,  C09K11/06 ,  H10K85/657 ,  H10K85/6572 ,  C09K2211/1007 ,  C09K2211/1014 ,  C09K2211/1018 ,  C09K2211/1022 ,  H10K50/11 ,  H10K50/844 ,  H10K2101/10

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, wherein the emission layer includes a polycyclic compound represented by Formula 1, and long-life device characteristics may be shown.