公开(公告)号：US20190140192A1

公开(公告)日：2019-05-09

申请号：US16176330

申请日：2018-10-31

Applicant: Samsung Electronics Co., Ltd.

Inventor： Yongsuk CHO ,  Ohyun KWON ,  Yoonhyun KWAK ,  Sungjun KIM ,  Chul BAIK ,  Kum Hee LEE ,  Sunghun LEE ,  Aram JEON ,  Jongwon CHOI

IPC: H01L51/00 ,  C07F15/00 ,  C09K11/06

Abstract: An organometallic compound represented by Formula 1: M(L1)n1(L2)n2(L3)n3  Formula 1 wherein M, L1, L2, L3, n1, n2, and n3 are the same as described in the specification.

公开(公告)号：US20190058144A1

公开(公告)日：2019-02-21

申请号：US16045876

申请日：2018-07-26

Applicant: Samsung Electronics Co., Ltd.

Inventor： Sunghun LEE ,  Sangdong KIM ,  Seungyeon KWAK ,  Hyun KOO ,  Jungin LEE ,  Kyuyoung HWANG

IPC: H01L51/50 ,  C07F15/00 ,  C09K11/06 ,  H01L51/00

Abstract: An organic light-emitting device including a first electrode, a second electrode facing the first electrode, and an organic layer disposed between the first electrode and the second electrode, wherein the organic layer includes an emission layer, wherein the emission layer includes an electron transport host, a hole transport host, and a dopant, wherein the dopant includes an organometallic compound, and wherein the organometallic compound does not comprise iridium, wherein the organic light-emitting device satisfies predetermined parameters described in the specification.

公开(公告)号：US20230089993A1

公开(公告)日：2023-03-23

申请号：US17526857

申请日：2021-11-15

Applicant: Samsung Electronics Co., Ltd.

Inventor： Seungyeon KWAK ,  Hyungjun KIM ,  Myungsun SIM ,  Kum Hee LEE ,  Sunghun LEE ,  Jeoungin YI ,  Byoungki Choi ,  Kyuyoung Hwang

IPC: H01L51/50

Abstract: Provided are a light-emitting device and an electronic apparatus including the same, the light-emitting device including: a first electrode; a second electrode facing the first electrode; and an emission layer between the first electrode and the second electrode. The emission layer includes i) a first emission layer and ii) a second emission layer located between the first emission layer and the second electrode, the first emission layer is in direct contact with the second emission layer, the first emission layer includes a dopant, a first hole-transporting compound, and a first compound, the second emission layer includes a dopant, a second hole-transporting compound, and a second compound, the dopant included in the first emission layer and the dopant included in the second emission layer are identical to each other, the first compound and the second compound are different from each other, and an absolute value of the difference between a HOMO energy level of the second hole-transporting compound and a HOMO energy level of the second compound is about 0.3 eV or less.

公开(公告)号：US20220069240A1

公开(公告)日：2022-03-03

申请号：US17343632

申请日：2021-06-09

Applicant: Samsung Electronics Co., Ltd. ,  SAMSUNG SDI CO., LTD.

Inventor： Myungsun SIM ,  Sunghun LEE ,  Yoonhyun Kwak ,  Jiwhan Kim ,  Jeoungin Yi ,  Mitsunori ITO ,  Wataru SOTOYAMA ,  Kum Hee LEE ,  Byoungki CHOI ,  Sunghyun JUNG ,  Dalho Huh ,  Hyungsun Kim

IPC: H01L51/00 ,  C09K11/06 ,  C09K11/02 ,  C07F15/00

Abstract: Provided are a composition and an organic light-emitting device including the same, wherein the composition includes a platinum-containing organometallic compound, a first compound, a second compound, and a third compound.

公开(公告)号：US20210288268A1

公开(公告)日：2021-09-16

申请号：US17060677

申请日：2020-10-01

Applicant: Samsung Electronics Co., Ltd.

Inventor： Jeoungin Yi ,  Seungyeon KWAK ,  Juhyun KIM ,  Sangho PARK ,  Sunyoung LEE ,  Jiyoun LEE ,  Yoonhyun KWAK ,  Hyun KOO ,  Sunghun LEE ,  Hyeonho CHOI

IPC: H01L51/00 ,  C07F15/00 ,  C09K11/06

Abstract: Provided is an organometallic compound represented by Formula 1, an organic light-emitting device including the same, and an electronic apparatus including the organic light-emitting device. M(L1)n1(L2)n2   M, L1, L2, n1, and n2 in Formula 1 are the same as described in the present specification.

公开(公告)号：US20210193937A1

公开(公告)日：2021-06-24

申请号：US17036088

申请日：2020-09-29

Applicant: Samsung Electronics Co., Ltd.

Inventor： Soyeon KIM ,  Ohyun KWON ,  Jiyoun LEE ,  Yongsuk CHO ,  Jongwon CHOI ,  Dmitry KRAVCHUK ,  Seungyeon KWAK ,  Myungsun SIM ,  Sunghun LEE

IPC: H01L51/00 ,  C07F15/00 ,  C09K11/06

Abstract: Provided are an organometallic compound represented by Formula 1 and an organic light-emitting device including the same: wherein, in Formula 1, Y1, Y2, Xa, Xb, ring CY1, ring CY2, R1, R2, A1 to A7, a1, and a2 are as defined in the specification.

公开(公告)号：US20190165292A1

公开(公告)日：2019-05-30

申请号：US16197710

申请日：2018-11-21

Applicant: Samsung Electronics Co., Ltd.

Inventor： Seokhwan HONG ,  Seungyeon KWAK ,  Hyun KOO ,  Sangdong KIM ,  Sungjun KIM ,  Jiwhan KIM ,  Sunghun LEE ,  Sukekazu ARATANI ,  Sunyoung LEE ,  Shingo ISHIHARA ,  Aram JEON ,  Byoungki CHOI

IPC: H01L51/50 ,  H01L51/56 ,  C07F15/00 ,  C09K11/06 ,  H01L51/00

Abstract: An organic light-emitting device including a first electrode, a second electrode, an emission layer disposed between the first electrode and the second electrode, a hole transport region disposed between the first electrode and the emission layer, and an electron transport region disposed between the emission layer and the second electrode, wherein the emission layer includes a host and a dopant, wherein the dopant is an iridium-free organometallic compound, and wherein a dopant concentration profile of the emission layer satisfies predetermined parameters disclosed in the specification.

公开(公告)号：US20180114928A1

公开(公告)日：2018-04-26

申请号：US15730159

申请日：2017-10-11

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Jungin LEE ,  Kyuyoung HWANG ,  Soyeon KIM ,  Hyeonho CHOI ,  Seungyeon KWAK ,  Yoonhyun KWAK ,  Sunghun LEE ,  Byoungki CHOI

IPC: H01L51/00 ,  H01L51/50 ,  C07D401/14 ,  C09K11/87

CPC classification number: H01L51/0087 ,  C07D401/14 ,  C09K11/06 ,  C09K11/87 ,  C09K2211/185 ,  H01L51/50 ,  H01L51/5016

Abstract: An organometallic compound, represented by Formula 1: wherein, in Formula 1, groups and variables are the same as described in the specification.

公开(公告)号：US20230276693A1

公开(公告)日：2023-08-31

申请号：US18173164

申请日：2023-02-23

Applicant: Samsung Electronics Co., Ltd.

Inventor： Yong Joo LEE ,  Ohyun KWON ,  Kum Hee LEE ,  Sunghun LEE ,  Hwayoung CHO ,  Byoungki CHOI ,  Yasushi KOISHIKAWA ,  Youngki HONG

IPC: H10K85/30 ,  H10K85/60 ,  C09K11/06

CPC classification number: H10K85/342 ,  H10K85/654 ,  H10K85/6572 ,  H10K85/6574 ,  C09K11/06 ,  H10K50/11

Abstract: Provided are a light-emitting device, an electronic apparatus including the light-emitting device, and a mixture, the light-emitting device including: a first electrode; a second electrode; and an interlayer arranged between the first electrode and the second electrode and including an emission layer, wherein the interlayer includes a first compound represented by Formula 1, a second compound that is free of an electron-transporting group, and a third compound represented by Formula 7, the second compound does not include an indolocarbazole group, and the second compound and the third compound are different from each other. In addition, provided is a mixture including the first compound, the second compound, and the third compound. The first compound, the second compound, and the third compound are respectively the same as those described in the present specification.

公开(公告)号：US20230276692A1

公开(公告)日：2023-08-31

申请号：US18173162

申请日：2023-02-23

Applicant: Samsung Electronics Co., Ltd.

Inventor： Hyungjun KIM ,  Byungjoon Kang ,  Seungyeon KWAK ,  Sungmin KIM ,  Juhee MOON ,  Sunghun LEE ,  Shingo ISHIHARA ,  Byoungki CHOI

IPC: H10K85/30 ,  H10K50/11 ,  H10K50/15

CPC classification number: H10K85/342 ,  H10K50/11 ,  H10K50/15 ,  H10K85/361 ,  H10K2101/30

Abstract: Provided are a light-emitting device and an electronic apparatus including the light-emitting device, the light-emitting device including: a first electrode; a second electrode; an emission layer arranged between the first electrode and the second electrode; and a buffer layer arranged between the first electrode and the emission layer, wherein the buffer layer is in direct contact with the emission layer, the emission layer includes a first compound represented by Formula 1, and the buffer layer includes a second compound represented by Formula 5. The first compound and the second compound are respectively the same as those described in the present specification.