公开(公告)号：US20240431203A1

公开(公告)日：2024-12-26

申请号：US18818489

申请日：2024-08-28

Applicant: Samsung Display Co., Ltd.

Inventor： Seulong KIM ,  Kyungsik KIM ,  Sungwook KIM ,  Sung-Soo BAE ,  Jaeweon HUR

IPC: H10K85/60 ,  H10K50/11 ,  H10K85/40 ,  H10K101/10

Abstract: An organic electroluminescence device of an embodiment 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, wherein the emission layer includes a spiro compound containing an aryl amine group and an indenoindole derivative, thereby showing high emission efficiency and the emission layer emits green light.

公开(公告)号：US20210408397A1

公开(公告)日：2021-12-30

申请号：US17293309

申请日：2019-04-15

Applicant: Samsung Display Co., Ltd.

Inventor： Seulong KIM ,  Kyungsik KIM ,  Sungwook KIM ,  Sung-Soo BAE ,  Jaeweon HUR

IPC: H01L51/00

Abstract: An organic electroluminescence device of an embodiment 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, wherein the emission layer includes a spiro compound containing an aryl amine group and an indenoindole derivative, thereby showing high emission efficiency and the emission layer emits green light.

公开(公告)号：US20210098701A1

公开(公告)日：2021-04-01

申请号：US17033350

申请日：2020-09-25

Applicant: Samsung Display Co., Ltd. ,  Lapto Co., Ltd.

Inventor： Dongchan LEE ,  Eu-gene OH ,  Munsoo KIM ,  JuWan MAENG ,  Kap-jong HAN ,  Sung-Soo BAE ,  Sungwook KIM ,  Tsuyoshi NAIJO ,  Hyein JEONG

IPC: H01L51/00 ,  C09K11/06 ,  C09K11/02 ,  C07F5/04 ,  C07F9/6561

Abstract: An organic luminescence device includes a polycyclic compound represented by Formula 1 in at least one functional layer between a first electrode and a second electrode, wherein in Formula 1, X is O, S, Se, CR4R5, SiR6R7, or and at least one selected from L1 and Ar1 is an electron withdrawing group having a Hammett constant greater than 0:

公开(公告)号：US20190036043A1

公开(公告)日：2019-01-31

申请号：US15869686

申请日：2018-01-12

Applicant: Samsung Display Co., Ltd.

Inventor： Hwan-Hee CHO ,  Sung-Soo BAE ,  Hye-In JEONG ,  Dong-Hyun KIM ,  Sung-Wook KIM ,  Seul-Ong KIM ,  Tsuyoshi NAIJO

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

Abstract: An organic light-emitting device includes: a first electrode; a second electrode; and an organic layer between the first electrode and the second electrode, the organic layer including an emission layer, wherein the organic layer includes at least one first compound, and at least one second compound, the first compound is an organometallic compound represented by Formula 1, and the second compound is represented by Formula 2 or 3:

公开(公告)号：US20160163992A1

公开(公告)日：2016-06-09

申请号：US14719505

申请日：2015-05-22

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Sung-Soo BAE ,  Mikyung KIM ,  Donghyun KIM ,  Tsuyoshi NAIJO

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

CPC classification number: H01L51/0058 ,  H01L51/006 ,  H01L51/0072 ,  H01L51/5072

Abstract: An organic light emitting device including a first electrode, a hole transport region on the first electrode, a light emission layer on the hole transport region, a buffer layer on the light emission layer, an electron transport region on the buffer layer, and a second electrode on the electron transport region. The buffer layer includes at least one selected from the group consisting of a carbazole derivative, a phenanthroline derivative, a triazole derivative, and a quinolinolato-based metal complex.

Abstract translation: 一种有机发光器件，包括第一电极，第一电极上的空穴传输区域，空穴传输区域上的发光层，发光层上的缓冲层，缓冲层上的电子传输区域，以及第二电极 电极在电子传输区域上。 缓冲层包括选自咔唑衍生物，菲咯啉衍生物，三唑衍生物和羟基喹啉类金属络合物中的至少一种。

公开(公告)号：US20210098715A1

公开(公告)日：2021-04-01

申请号：US17028922

申请日：2020-09-22

Applicant: Samsung Display Co., Ltd. ,  Lapto Co., Ltd.

Inventor： Seulong KIM ,  Eu-gene OH ,  Munsoo KIM ,  JuWan MAENG ,  Kap-jong HAN ,  Jaeweon HUR ,  Hyewon CHOI ,  Kyungsik KIM ,  Sung-Soo BAE

IPC: H01L51/00

Abstract: An organic electroluminescence device of an embodiment includes a first electrode, a second electrode opposite the first electrode, and an emission layer between the first electrode and the second electrode, wherein the emission layer includes a polycyclic compound represented by Formula 1, thereby showing improved emission efficiency.

公开(公告)号：US20210036255A1

公开(公告)日：2021-02-04

申请号：US16901672

申请日：2020-06-15

Applicant: Samsung Display Co., Ltd.

Inventor： Sungwook KIM ,  Kyungsik KIM ,  SeulOng KIM ,  Tsuyoshi NAIJO ,  Sung-Soo BAE ,  Dongchan LEE ,  Hyein JEONG ,  Hyewon CHOI ,  Seung-Jin CHU ,  Jaeweon HUR

IPC: H01L51/50

Abstract: A light emitting element includes: a first electrode, a second electrode facing the first electrode, a first light emitting layer between the first electrode and the second electrode to emit a first light, a second light emitting layer between the first light emitting layer and the second electrode to emit a second light, and an intermediate layer including a host material between the first light emitting layer and the second light emitting layer and, wherein the intermediate layer has a thickness of from about 90 nm to 170 nm.