公开(公告)号：US20230200101A1

公开(公告)日：2023-06-22

申请号：US18084382

申请日：2022-12-19

Applicant: Samsung Display Co., Ltd.

Inventor： Takuya UNO ,  Takao SAKUMA

IPC: H10K50/15 ,  C07D405/14 ,  H10K85/60 ,  C07D409/14

CPC classification number: H01L51/5056 ,  C07D405/14 ,  H01L51/0072 ,  H01L51/0073 ,  H01L51/0061 ,  C07D409/14 ,  H01L51/0074 ,  C07B2200/05

Abstract: A light emitting element and an amine compound for the light emitting element are provided. The light emitting element includes a first electrode, a second electrode on the first electrode, and at least one functional layer between the first electrode and the second electrode. The functional layer includes the amine compound represented by a particular formula structure, and thus the luminous efficiency and service life of the light emitting element may be improved.

公开(公告)号：US20230075283A1

公开(公告)日：2023-03-09

申请号：US17444895

申请日：2021-08-11

Applicant: Samsung Display Co., Ltd.

Inventor： Taku IMAIZUMI ,  Takuya UNO

IPC: H01L51/00

Abstract: An organic electroluminescence device includes a first electrode, a hole transport region disposed on the first electrode, an emission layer disposed on the hole transport region, an electron transport region disposed on the emission layer, and a second electrode disposed on the electron transport region; the hole transport region includes at least one layer selected from a hole injection layer, a hole transport layer, a buffer layer, and an electron blocking layer; and the at least one layer includes an amine compound represented by Formula 1, thereby exhibiting high luminous efficiency and a long service life:

公开(公告)号：US20220115598A1

公开(公告)日：2022-04-14

申请号：US17365486

申请日：2021-07-01

Applicant: Samsung Display Co., Ltd.

Inventor： Takuya UNO

IPC: H01L51/00

Abstract: A luminescence device of an embodiment includes a first electrode, a hole transport region disposed on the first electrode, an emission layer disposed on the hole transport region, an electron transport region disposed on the emission layer, and a second electrode disposed on the electron transport region. The hole transport region includes an amine compound represented by Formula 1, thereby providing high emission efficiency.

公开(公告)号：US20220109108A1

公开(公告)日：2022-04-07

申请号：US17322188

申请日：2021-05-17

Applicant: Samsung Display Co., Ltd.

Inventor： Takuya UNO

IPC: H01L51/00

Abstract: A light emitting device includes a first electrode, a second electrode disposed on the first electrode, and at least one functional layer disposed between the first electrode and the second electrode. The at least one functional layer includes a polycyclic compound represented by Formula 1, thereby providing a light emitting device having high luminous efficiency and improved life characteristics.

公开(公告)号：US20210126197A1

公开(公告)日：2021-04-29

申请号：US16935082

申请日：2020-07-21

Applicant: Samsung Display Co., Ltd.

Inventor： Takuya UNO

IPC: H01L51/00 ,  C07D409/12 ,  C09K11/06 ,  C07D333/76 ,  C07D409/14 ,  C07F7/08 ,  C07D307/91

Abstract: An organic electroluminescence device of an embodiment includes a first electrode, a second electrode, and a plurality of functional layers between the first electrode and the second electrode, wherein at least one functional layer selected from the plurality of functional layers includes an amine compound represented by Formula 1 below, thereby showing high emission efficiency and improved life characteristics:

公开(公告)号：US20240389451A1

公开(公告)日：2024-11-21

申请号：US18406076

申请日：2024-01-05

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Hideo MIYAKE ,  Masatsugu UENO ,  Xiulan JIN ,  Ichinori TAKADA ,  Takuya UNO ,  Hiroaki ITOI

IPC: H10K85/60 ,  C07C211/54 ,  C07C211/61 ,  C07D307/91 ,  C07D311/96 ,  C07D333/76 ,  C07D407/12 ,  C07D409/12 ,  C09K11/06 ,  H10K50/11 ,  H10K50/15 ,  H10K50/16 ,  H10K50/17 ,  H10K50/18

Abstract: An organic electroluminescence device includes a first electrode, a hole transport region on the first electrode, an emission layer on the hole transport region, an electron transport region on the emission layer, and a second electrode on the electron transport region. The hole transport region includes a monoamine compound represented by the following Formula 1:

公开(公告)号：US20240147844A1

公开(公告)日：2024-05-02

申请号：US18523729

申请日：2023-11-29

Applicant: Samsung Display Co., Ltd.

Inventor： Hideo MIYAKE ,  Masatsugu UENO ,  Xiulan JIN ,  Ichinori TAKADA ,  Takuya UNO ,  Hiroaki ITOI

IPC: H10K85/60 ,  C07C211/54 ,  C07C211/56 ,  C07C211/58 ,  C07C211/60 ,  C07C211/61 ,  C07D209/82 ,  C07D307/91 ,  C07D333/76 ,  C07D407/12 ,  C07D409/12 ,  H05B33/22 ,  H10K50/11 ,  H10K50/18

CPC classification number: H10K85/633 ,  C07C211/54 ,  C07C211/56 ,  C07C211/58 ,  C07C211/60 ,  C07C211/61 ,  C07D209/82 ,  C07D307/91 ,  C07D333/76 ,  C07D407/12 ,  C07D409/12 ,  H05B33/22 ,  H10K50/11 ,  H10K50/18 ,  H10K85/626 ,  H10K85/636 ,  H10K85/654 ,  H10K85/6572 ,  H10K85/6574 ,  H10K85/6576 ,  H10K50/15

Abstract: An organic electroluminescence device includes a first electrode, a hole transport region on the first electrode, an emission layer on the hole transport region, an electron transport region on the emission layer, and a second electrode on the electron transport region. The hole transport region includes a monoamine compound represented by the following Formula 1:

公开(公告)号：US20230172059A1

公开(公告)日：2023-06-01

申请号：US17963871

申请日：2022-10-11

Applicant: Samsung Display Co., Ltd.

Inventor： Takuya UNO

IPC: H01L51/00 ,  C07D307/91 ,  C07D333/76

CPC classification number: H01L51/0061 ,  H01L51/006 ,  C07D307/91 ,  C07D333/76 ,  H01L51/5056

Abstract: A light emitting element and an amine compound for the light emitting element are provided. The light emitting element of an embodiment includes a first electrode, a second electrode disposed on the first electrode and at least one functional layer disposed between the first electrode and the second electrode, wherein the functional layer includes the amine compound represented by a specific chemical structure, thereby improving the emission efficiency and element life of the light emitting element.

公开(公告)号：US20230078029A1

公开(公告)日：2023-03-16

申请号：US17449885

申请日：2021-10-04

Applicant: Samsung Display Co., Ltd.

Inventor： Takuya UNO ,  Ichinori TAKADA

IPC: H01L51/00 ,  C07D307/91 ,  C09K11/06 ,  C07D409/12 ,  C07D409/14

Abstract: A luminescence device of an embodiment includes a first electrode, a hole transport region disposed on the first electrode, an emission layer disposed on the hole transport region, an electron transport region disposed on the emission layer, and a second electrode disposed on the electron transport region, wherein the hole transport region includes an amine compound represented by Formula 1, thereby showing high efficiency and long life span.

公开(公告)号：US20220149302A1

公开(公告)日：2022-05-12

申请号：US17357588

申请日：2021-06-24

Applicant: Samsung Display Co., Ltd.

Inventor： Takuya UNO

IPC: H01L51/00

Abstract: A light emitting diode of an embodiment includes a first electrode, a second electrode, and at least one functional layer disposed between the first electrode and the second electrode and including an amine compound represented by Formula 1, thereby showing high emission efficiency properties and improved life characteristics.