公开(公告)号：US20170170401A1

公开(公告)日：2017-06-15

申请号：US15375015

申请日：2016-12-09

Applicant: Samsung Display Co., Ltd.

Inventor： Seulong Kim ,  Illsoo Park ,  Hyosup Shin ,  Sunghun Lee

IPC: H01L51/00 ,  C09K11/02 ,  C07C13/72 ,  H01L51/50 ,  C09K11/06

CPC classification number: H01L51/0056 ,  C07C13/72 ,  C07C2603/94 ,  C07C2603/97 ,  C09K11/025 ,  C09K11/06 ,  C09K2211/1007 ,  C09K2211/1011 ,  C09K2211/1029 ,  C09K2211/185 ,  H01L51/005 ,  H01L51/0085 ,  H01L51/5004 ,  H01L51/5016 ,  H01L51/5262 ,  H01L51/5278 ,  H01L2251/552

Abstract: Provided are condensed cyclic compounds and an organic light-emitting device having the compounds which has decreased driving voltage, higher efficiency, and increased overall lifespan.

公开(公告)号：US20250143172A1

公开(公告)日：2025-05-01

申请号：US18931466

申请日：2024-10-30

Applicant: Samsung Display Co., Ltd.

Inventor： Jiyoung Lee ,  Tsuyoshi Naijo ,  Sungsoo Bae ,  Hyosup Shin ,  Changwoong Chu ,  Moran Ha

IPC: H10K85/40 ,  C09K11/02 ,  C09K11/06 ,  H10K50/12 ,  H10K50/15 ,  H10K50/16 ,  H10K85/60 ,  H10K101/10 ,  H10K101/25 ,  H10K101/30 ,  H10K101/70

Abstract: Embodiments provide a light-emitting device, an electronic apparatus that includes the light-emitting device, and an electronic equipment that includes light-emitting device. The light-emitting device includes a first electrode, a second electrode facing the first electrode, and an interlayer between the first electrode and the second electrode. The interlayer includes an emission layer, a first compound that is a hole-transporting compound, a second compound that is an electron-transporting compound, a third compound including at least one nitrogen atom (N) as a ring-forming atom, and a fourth compound that is a nitrogen-containing compound.

公开(公告)号：US12256630B2

公开(公告)日：2025-03-18

申请号：US17522855

申请日：2021-11-09

Applicant: Samsung Display Co., Ltd.

Inventor： Hyosup Shin ,  Soobyung Ko ,  Tsuyoshi Naijo ,  Jiyoung Lee

IPC: H01L51/50 ,  H10K85/30 ,  H10K85/60 ,  H10K50/11 ,  H10K50/12 ,  H10K50/15 ,  H10K50/16 ,  H10K101/00 ,  H10K101/10 ,  H10K101/40

Abstract: A light-emitting device includes: a first electrode; a second electrode facing the first electrode; and an interlayer between the first electrode and the second electrode and including an emission layer, wherein the emission layer includes: a first host, a second host, and a dopant, at least one of the first host and the second host is an organometallic compound, and the first host, the second host, and the dopant satisfy the following Equation (1): |LUMO energy of H2−HOMO energy of H1|≥0.9×T1 energy of D.

公开(公告)号：US20240324267A1

公开(公告)日：2024-09-26

申请号：US18410664

申请日：2024-01-11

Applicant: Samsung Display Co., Ltd.

Inventor： Jiyoung Lee ,  Makoto Yamamoto ,  Tsuyoshi Naijo ,  Toshiyuki Matsuura ,  Sungsoo Bae ,  Hojung Syn ,  Hyosup Shin ,  Heechoon Ahn ,  Changwoong Chu

IPC: H10K50/12 ,  H10K50/15 ,  H10K50/16 ,  H10K85/30 ,  H10K85/40 ,  H10K85/60 ,  H10K101/00 ,  H10K101/10 ,  H10K101/30

CPC classification number: H10K50/12 ,  H10K50/15 ,  H10K50/16 ,  H10K85/346 ,  H10K85/40 ,  H10K85/6572 ,  H10K85/658 ,  H10K2101/10 ,  H10K2101/30 ,  H10K2101/90

Abstract: A light-emitting device includes an emission layer including a first host, a second host, a first dopant, and a second dopant. The first dopant is a metal-containing compound, the second dopant is a boron-containing compound, the first host and the second host combine to form a host exciplex, the host exciplex is in a triplet (T1) state, and the host exciplex in the T1 state is also in a local-excitation state.

公开(公告)号：US20240324262A1

公开(公告)日：2024-09-26

申请号：US18413769

申请日：2024-01-16

Applicant: Samsung Display Co., Ltd.

Inventor： Hyosup Shin ,  Makoto Yamamoto ,  Tsuyoshi Naijo ,  Toshiyuki Matsuura ,  Sungsoo Bae ,  Hojung Syn ,  Heechoon Ahn ,  Jiyoung Lee ,  Changwoong Chu

IPC: H10K50/11 ,  H10K85/30 ,  H10K85/60

CPC classification number: H10K50/11 ,  H10K85/324 ,  H10K85/615 ,  H10K85/654 ,  H10K85/6572

Abstract: A composition includes a first compound and a second compound different from the first compound and satisfies Expressions 1 and 2:








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⁢

(
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70
⁢

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Expression
⁢

1













T

公开(公告)号：US20240237382A1

公开(公告)日：2024-07-11

申请号：US18528513

申请日：2023-12-04

Applicant: Samsung Display Co., Ltd.

Inventor： Hyosup Shin ,  Tsuyoshi Naijo ,  Sungsoo Bae ,  Hojung Syn ,  Changwoong Chu

IPC: H10K50/12 ,  H10K50/15 ,  H10K50/16

CPC classification number: H10K50/12 ,  H10K50/15 ,  H10K50/16

Abstract: A light-emitting device includes a first electrode, a second electrode facing the first electrode, and an interlayer between the first electrode and the second electrode and including a reverse potential layer and an emission layer, where a sign of a giant surface potential value of the reverse potential layer is opposite to a sign of a giant surface potential value of the emission layer.

公开(公告)号：US11283037B2

公开(公告)日：2022-03-22

申请号：US16222899

申请日：2018-12-17

Applicant: Samsung Display Co., Ltd.

Inventor： Hyosup Shin ,  Taekyung Kim

IPC: H01L51/00 ,  H01L51/50 ,  H01L27/32 ,  H01L51/52

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 and including an emission layer and a triplet exciton quenching layer. A display apparatus includes a thin film transistor comprising a source electrode, a drain electrode, and an active layer; and the organic light-emitting device, where the first electrode of the organic light-emitting device is electrically coupled to one selected from the source electrode and the drain electrode of the thin film transistor.

公开(公告)号：US20200235343A1

公开(公告)日：2020-07-23

申请号：US16544857

申请日：2019-08-19

Applicant: Samsung Display Co., Ltd.

Inventor： Hyosup Shin ,  Seokgyu YOON

IPC: H01L51/52 ,  H01L51/50

Abstract: An organic light-emitting device including an emission layer that is adjacent to a hole blocking layer or an electron blocking layer and includes a thermally activated delayed fluorescence (TADF) emission dopant.

公开(公告)号：US10069077B2

公开(公告)日：2018-09-04

申请号：US14644158

申请日：2015-03-10

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Illsoo Park ,  Seulong Kim ,  Hyosup Shin

IPC: H01L51/00 ,  C07D213/53 ,  C09K11/06 ,  H01L51/50 ,  H05B33/20

Abstract: A compound for an organic light-emitting device, the compound represented by Chemical Formula 1 and satisfying Mathematical Formula 1: ES1

公开(公告)号：US20170069864A1

公开(公告)日：2017-03-09

申请号：US15134956

申请日：2016-04-21

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Sunghun Lee ,  Seulong Kim ,  Illsoo Park ,  Hyosup Shin ,  Sunwoo Kang ,  Eunkyung Koh ,  Minkyung Kim ,  Taekyung Kim ,  Jaeyong Lee

IPC: H01L51/50 ,  H01L51/00

CPC classification number: H01L51/5004 ,  C09K11/06 ,  H01L51/0058 ,  H01L51/006 ,  H01L51/0061 ,  H01L51/0072 ,  H01L51/5012 ,  H01L51/5056 ,  H01L51/5064 ,  H01L2251/552

Abstract: An organic light-emitting device including: a first electrode, a hole transport region including a first hole transport layer (HTL), an emission layer, an electron transport region; and a second electrode; wherein the first HTL includes a first compound and a second compound, the emission layer includes a third compound and a fourth compound, the electron affinity of the second compound is greater than the electron affinity of the first compound, a lowest unoccupied molecular orbital (LUMO) energy level of the fourth compound is greater than a LUMO energy level of the third compound, the second compound and the third compound are different from each other, and the minimum anionic dissociation energy of the second compound is greater than the triplet energy of the third compound.

Abstract translation: 一种有机发光装置，包括：第一电极，包括第一空穴传输层（HTL），发射层，电子传输区域的空穴传输区域; 和第二电极; 其中第一HTL包括第一化合物和第二化合物，发射层包括第三化合物和第四化合物，第二化合物的电子亲和力大于第一化合物的电子亲和力，最低未占分子轨道（LUMO ）第四化合物的能级大于第三化合物的LUMO能级，第二化合物和第三化合物彼此不同，第二化合物的最小阴离子解离能大于 第三化合物。