公开(公告)号：US20230172066A1

公开(公告)日：2023-06-01

申请号：US18060288

申请日：2022-11-30

Applicant: Samsung Display Co., Ltd.

Inventor： Takuya UNO

IPC: H10K85/60 ,  C07D211/54 ,  C07D405/12 ,  C07D409/12 ,  C07D405/14 ,  C07D409/14 ,  H10K50/18

CPC classification number: H01L51/0072 ,  C07D211/54 ,  H01L51/006 ,  H01L51/0052 ,  H01L51/0073 ,  C07D405/12 ,  H01L51/0074 ,  C07D409/12 ,  H01L51/0061 ,  H01L51/0059 ,  C07D405/14 ,  C07D409/14 ,  H01L51/5096 ,  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 and the luminous efficiency and service life of the light emitting element is improved.

公开(公告)号：US20230127951A1

公开(公告)日：2023-04-27

申请号：US18071473

申请日：2022-11-29

Applicant: Samsung Display Co., LTD.

Inventor： Takuya UNO

IPC: C07D409/12 ,  H01L51/00 ,  C07D413/10 ,  C07D405/10 ,  C07D405/12 ,  C07D407/14 ,  C07D407/12 ,  C07D407/04 ,  C07D409/14 ,  C07D417/10 ,  C07D333/54 ,  C07D409/10 ,  C07D409/04 ,  C07D405/04 ,  C07D307/79

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, wherein the hole transport region includes a polycyclic compound represented by Formula 5 or Formula 6, thereby showing high emission efficiency.

公开(公告)号：US20220416174A1

公开(公告)日：2022-12-29

申请号：US17194949

申请日：2021-03-08

Applicant: Samsung Display Co., Ltd.

Inventor： Takuya UNO

IPC: H01L51/00 ,  H01L51/50

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, wherein the hole transport region includes a polycyclic compound represented by Formula 1, and the device shows high emission efficiency:

公开(公告)号：US20200283426A1

公开(公告)日：2020-09-10

申请号：US16702357

申请日：2019-12-03

Applicant: Samsung Display Co., LTD.

Inventor： Takuya UNO

IPC: C07D409/12 ,  C07D307/79 ,  C07D413/10 ,  C07D405/10 ,  C07D405/12 ,  C07D407/14 ,  C07D407/12 ,  C07D407/04 ,  C07D409/14 ,  C07D417/10 ,  C07D333/54 ,  C07D409/10 ,  C07D409/04 ,  C07D405/04 ,  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, wherein the hole transport region includes a polycyclic compound represented by Formula 1, thereby showing high emission efficiency.

公开(公告)号：US20190237676A1

公开(公告)日：2019-08-01

申请号：US16254777

申请日：2019-01-23

Applicant: SAMSUNG DISPLAY CO., LTD.

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

IPC: H01L51/00 ,  C07D333/76 ,  C09K11/06 ,  C07D307/91 ,  C07C211/61 ,  C07D409/12

CPC classification number: H01L51/0061 ,  C07C211/54 ,  C07C211/61 ,  C07C2603/18 ,  C07C2603/97 ,  C07D307/91 ,  C07D311/96 ,  C07D333/76 ,  C07D407/12 ,  C07D409/12 ,  C09K11/06 ,  C09K2211/1007 ,  C09K2211/1011 ,  C09K2211/1014 ,  C09K2211/1018 ,  H01L51/0052 ,  H01L51/0056 ,  H01L51/0058 ,  H01L51/006 ,  H01L51/0072 ,  H01L51/0073 ,  H01L51/0074 ,  H01L51/5012 ,  H01L51/5056 ,  H01L51/5072 ,  H01L51/5088 ,  H01L51/5092 ,  H01L51/5096

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：US20180331290A1

公开(公告)日：2018-11-15

申请号：US15928609

申请日：2018-03-22

Applicant: SAMSUNG DISPLAY CO., LTD.

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

IPC: H01L51/00 ,  C07C211/54 ,  C07D307/91 ,  C07F7/08 ,  C07D333/76

CPC classification number: H01L51/006 ,  C07B59/001 ,  C07C211/54 ,  C07C211/58 ,  C07C211/61 ,  C07D307/91 ,  C07D333/76 ,  C07D409/12 ,  C07F7/081 ,  C09K11/06 ,  C09K2211/1014 ,  C09K2211/1022 ,  H01L51/0061 ,  H01L51/0072 ,  H01L51/0073 ,  H01L51/5056

Abstract: An organic electroluminescence device comprising an amine compound is represented by Formula 1 as a hole transport material. where Ar1, Ar2, Ar3, and L1 are as defined in the specification.

公开(公告)号：US20220310934A1

公开(公告)日：2022-09-29

申请号：US17675394

申请日：2022-02-18

Applicant: Samsung Display Co., Ltd.

Inventor： Takuya UNO

IPC: H01L51/00 ,  C07D491/048 ,  C07F7/08

Abstract: A light emitting device includes: a first electrode; a second electrode facing the first electrode; and a plurality of organic layers disposed between the first electrode and the second electrode, wherein at least one of the organic layers includes a compound including a nitrogen moiety, and the compound is of Formula 1 below: wherein, in Formula 1, the variables are defined herein.

公开(公告)号：US20220199912A1

公开(公告)日：2022-06-23

申请号：US17486049

申请日：2021-09-27

Applicant: Samsung Display Co., Ltd.

Inventor： Takuya UNO

IPC: H01L51/00 ,  C07D498/06 ,  C07D513/06 ,  C07D519/00

Abstract: A light emitting device 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. The at least one functional layer includes a polycyclic compound represented by Formula 1, thereby showing high emission efficiency properties and improved 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：US20210066597A1

公开(公告)日：2021-03-04

申请号：US17095703

申请日：2020-11-11

Applicant: SAMSUNG DISPLAY CO., LTD.

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

IPC: H01L51/00 ,  C07D333/76 ,  C07C211/54 ,  C07F7/08 ,  C07D307/91 ,  C07C211/58 ,  C07B59/00 ,  C07D409/12 ,  C09K11/06 ,  C07C211/61

Abstract: An organic electroluminescence device comprising an amine compound is represented by Formula 1 as a hole transport material. where Ar1, Ar2, Ar3, and L1 are as defined in the specification.