公开(公告)号：US20220190255A1

公开(公告)日：2022-06-16

申请号：US17380569

申请日：2021-07-20

Applicant: Samsung Display Co., Ltd.

Inventor： XiuLan JIN

IPC: H01L51/00 ,  C07D209/86 ,  C09K11/06 ,  C07D405/12 ,  C07D409/12 ,  C07D409/14

Abstract: Provided is a light emitting device that 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 an amine compound represented by Formula 1 below, thereby exhibiting high luminous efficiency and improved service life characteristics.

公开(公告)号：US20210305509A1

公开(公告)日：2021-09-30

申请号：US17086130

申请日：2020-10-30

Applicant: Samsung Display Co., Ltd.

Inventor： Takuya UNO ,  Naoya SAKAMOTO ,  Taku IMAIZUMI ,  XiuLan JIN

IPC: H01L51/00

Abstract: An organic electroluminescence device of an embodiment includes a first electrode, a second electrode, and a plurality of organic layers disposed between the first electrode and the second electrode, wherein at least one among the plurality of organic layers includes an amine compound represented by Formula 1a, thereby showing excellent emission efficiency and/or improved life characteristics:

公开(公告)号：US20250098524A1

公开(公告)日：2025-03-20

申请号：US18814365

申请日：2024-08-23

Applicant: Samsung Display Co., Ltd.

Inventor： Naoya SAKAMOTO ,  Ichinori TAKADA ,  Masatsugu UENO ,  Takao SAKUMA ,  XiuLan JIN

IPC: H10K85/60 ,  C07C211/61 ,  C07D209/88 ,  C07D307/92 ,  C07D333/74 ,  C09K11/02 ,  H10K50/12 ,  H10K50/15

Abstract: A light emitting element including a first electrode, a second electrode arranged on the first electrode, a light emitting layer arranged between the first electrode and the second electrode is provided. A hole transport region is arranged between the first electrode and the light emitting layer, and includes an amine compound represented by Formula 1. The light emitting element may exhibit high-efficiency and long-lifespan properties.

公开(公告)号：US20240254386A1

公开(公告)日：2024-08-01

申请号：US18461930

申请日：2023-09-06

Applicant: Samsung Display Co., Ltd.

Inventor： XiuLan JIN ,  Ichinori TAKADA

IPC: C09K11/06 ,  C07D405/14 ,  C07D407/14 ,  C07D409/12 ,  C07D409/14 ,  H10K50/13 ,  H10K85/60

CPC classification number: C09K11/06 ,  C07D405/14 ,  C07D407/14 ,  C07D409/12 ,  C07D409/14 ,  H10K50/13 ,  H10K85/6574 ,  H10K85/6576 ,  C09K2211/1022

Abstract: A light emitting element includes a first electrode, a second electrode on the first electrode, and at least one functional layer (e.g., hole transport layer) disposed between the first electrode and the second electrode. The functional layer includes a tertiary amine compound represented by Formula 1. The tertiary amine compound is configured so that the hole transport properties of the functional layer (e.g., hole transport layer) and the emission efficiency and lifetime of the light emitting element may be enhanced or improved.

公开(公告)号：US20230232708A1

公开(公告)日：2023-07-20

申请号：US17969278

申请日：2022-10-19

Applicant: Samsung Display Co., Ltd.

Inventor： XiuLan JIN ,  Naoya SAKAMOTO

IPC: H01L51/00 ,  H01L51/50 ,  C07D405/12 ,  C07D409/12 ,  C07D405/14 ,  C07D409/14 ,  C07D307/91 ,  C07D333/76

CPC classification number: H01L51/0061 ,  H01L51/5056 ,  H01L51/5088 ,  H01L51/5096 ,  H01L51/0073 ,  H01L51/0072 ,  C07D405/12 ,  H01L51/0074 ,  C07D409/12 ,  C07D405/14 ,  C07D409/14 ,  C07D307/91 ,  C07D333/76 ,  C07B2200/05

Abstract: A light emitting element 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 below, thereby showing high efficiency and long-life characteristics.

公开(公告)号：US20230013038A1

公开(公告)日：2023-01-19

申请号：US17579921

申请日：2022-01-20

Applicant: Samsung Display Co., Ltd.

Inventor： Naoya SAKAMOTO ,  XiuLan JIN

IPC: H01L51/00 ,  H01L51/50 ,  H01L51/52

Abstract: A light emitting device includes a first electrode, a second electrode facing the first electrode, and organic layers disposed between the first electrode and the second electrode, wherein the organic layers include at least one organic layer that includes an amine compound represented by Formula 1. The light emitting device may exhibit improved luminous efficiency characteristics.

公开(公告)号：US20220235071A1

公开(公告)日：2022-07-28

申请号：US17512185

申请日：2021-10-27

Applicant: Samsung Display Co., Ltd.

Inventor： XiuLan JIN

IPC: C07D519/00 ,  H01L51/00

Abstract: Provided is a luminescence device including 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 may include a polycyclic compound represented by Formula 1, thereby exhibiting a long service life and high efficiency.

公开(公告)号：US20210280786A1

公开(公告)日：2021-09-09

申请号：US17097647

申请日：2020-11-13

Applicant: Samsung Display Co., LTD.

Inventor： XiuLan JIN

IPC: H01L51/00 ,  C07C211/58 ,  C09K11/06 ,  C07D333/76 ,  C07D307/91

Abstract: An organic electroluminescence device is provided, which may include 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 may include a diamine compound represented by Formula 1, thereby exhibiting high light emission efficiency.

公开(公告)号：US20240244860A1

公开(公告)日：2024-07-18

申请号：US18532924

申请日：2023-12-07

Applicant: Samsung Display Co., Ltd.

Inventor： Takao SAKUMA ,  XiuLan JIN ,  Ichinori TAKADA

IPC: H10K50/11 ,  C09K11/06 ,  H10K50/15 ,  H10K50/16 ,  H10K85/60

CPC classification number: H10K50/11 ,  C09K11/06 ,  H10K50/15 ,  H10K50/16 ,  H10K85/633 ,  C09K2211/1018

Abstract: A light emitting element and an amine compound for a light emitting element is provided. The light emitting element includes a first electrode, a second electrode on the first electrode, and at least one functional layer (e.g., hole transport layer) between the first electrode and the second electrode. The functional layer includes a tertiary amine compound represented by a specific chemical structure (i.e., Formula 1). The tertiary amine compound is configured so that the hole transport properties of the functional layer (e.g., hole transport layer) and the emission efficiency and lifetime of the light emitting element may be enhanced or improved.

公开(公告)号：US20210104676A1

公开(公告)日：2021-04-08

申请号：US17062817

申请日：2020-10-05

Applicant: Samsung Display Co., LTD.

Inventor： XiuLan JIN

IPC: H01L51/00 ,  C07D491/048 ,  C07D495/04

Abstract: The present disclosure herein relates to a luminescence device including a polycyclic compound represented by Formula 1 in at least one functional layer and achieving a low driving voltage, high efficiency, and long life, and a polycyclic compound represented by Formula 1 below.