公开(公告)号：US20250024749A1

公开(公告)日：2025-01-16

申请号：US18520761

申请日：2023-11-28

Applicant: Samsung Electronics Co., Ltd.

Inventor： Myungsun Sim ,  Sunghun Lee ,  Shingo ISHIHARA ,  Yong Joo Lee ,  Yasushi KOISHIKAWA ,  Sunghun Hong ,  Youngki Hong

IPC: H10K85/30 ,  C07F15/00 ,  C09K11/06 ,  H10K85/40

Abstract: A light-emitting device including a first electrode, a second electrode facing the first electrode, and an interlayer arranged between the first electrode and the second electrode, wherein the interlayer includes an emission layer and an emission auxiliary layer, the emission auxiliary layer is arranged between the emission layer the first electrode, the emission layer includes a first host and a first dopant, the emission auxiliary layer includes a second host and a second dopant, and the second dopant is represented by Formula 1: wherein a detailed description of Formula 1 is as provided herein.

公开(公告)号：US12137604B2

公开(公告)日：2024-11-05

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 ,  H10K85/30 ,  H10K50/11 ,  H10K101/10

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：US12069879B2

公开(公告)日：2024-08-20

申请号：US16161574

申请日：2018-10-16

Applicant: Samsung Electronics Co., Ltd. ,  Samsung SDI Co., Ltd.

Inventor： Jongsoo Kim ,  Joonghyuk Kim ,  Namheon Lee ,  Inkoo Kim ,  Daun Jeong ,  Sunghan Kim ,  Myungsun Sim ,  Sooghang Ihn

IPC: H10K50/805 ,  C07D209/82 ,  C07D219/14 ,  C07D333/76 ,  C07D401/10 ,  C07D403/14 ,  C07D405/10 ,  C07D405/14 ,  C07D409/10 ,  C07D487/04 ,  C07D491/048 ,  C07D495/04 ,  C07D519/00 ,  H10K50/12 ,  H10K50/13 ,  H10K50/16 ,  H10K85/30 ,  H10K85/40 ,  H10K85/60 ,  H10K101/00

CPC classification number: H10K50/805 ,  C07D209/82 ,  C07D219/14 ,  C07D333/76 ,  C07D401/10 ,  C07D403/14 ,  C07D405/10 ,  C07D405/14 ,  C07D409/10 ,  C07D487/04 ,  C07D491/048 ,  C07D495/04 ,  C07D519/00 ,  H10K50/13 ,  H10K50/16 ,  H10K85/342 ,  H10K85/40 ,  H10K85/654 ,  H10K85/657 ,  H10K85/6572 ,  H10K85/6574 ,  H10K85/6576 ,  H10K50/12 ,  H10K2101/90

Abstract: An organic light-emitting device including a first electrode, a second electrode facing the first electrode, and an emission layer disposed between the first electrode and the second electrode, wherein the emission layer includes a first material not including an electron transport moiety, a second material including at least one electron transport moiety, a third material having reorganization energy of about 0.4 eV or more, and a light-emitting material, wherein the first material, the second material, the third material, and the light-emitting material are different from one another, and wherein a ratio of a light-emitting component emitted from the light-emitting material to a total of light-emitting components emitted from the emission layer is about 90% or more.

公开(公告)号：US11713416B2

公开(公告)日：2023-08-01

申请号：US17220275

申请日：2021-04-01

Applicant: Samsung Electronics Co., Ltd. ,  Samsung SDI Co., Ltd.

Inventor： Sooghang Ihn ,  Dalho Huh ,  Namheon Lee ,  Jhunmo Son ,  Hosuk Kang ,  Sangmo Kim ,  Jongsoo Kim ,  Joonghyuk Kim ,  Hyunjung Kim ,  Youngmok Son ,  Myungsun Sim ,  Yeonsook Chung ,  Youngseok Park ,  Yongsik Jung

IPC: H01L51/50 ,  C09K11/06 ,  C09K11/02 ,  H05B33/14 ,  H10K50/11 ,  H10K85/30 ,  H10K85/60 ,  H10K101/10 ,  H10K101/00

CPC classification number: C09K11/06 ,  C09K11/02 ,  H05B33/14 ,  C09K2211/1007 ,  C09K2211/1011 ,  C09K2211/1029 ,  C09K2211/1033 ,  C09K2211/1037 ,  C09K2211/1044 ,  C09K2211/1059 ,  C09K2211/1092 ,  C09K2211/185 ,  H10K50/11 ,  H10K85/342 ,  H10K85/631 ,  H10K85/654 ,  H10K85/657 ,  H10K85/6572 ,  H10K2101/10 ,  H10K2101/90

Abstract: A thin film including a combination of a donor compound and an acceptor compound, and a phosphorescent dopant, wherein the donor compound and the acceptor compound form an exciplex having characteristics described in the specification.

公开(公告)号：US20230157152A1

公开(公告)日：2023-05-18

申请号：US18055099

申请日：2022-11-14

Applicant: Samsung Electronics Co., Ltd.

Inventor： Soyeon Kim ,  Sunghun Lee ,  Yongsuk Cho ,  Jongwon Choi ,  Dmitry KRAVCHUK ,  Sungmin Kim ,  Myungsun Sim

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

CPC classification number: H01L51/0085 ,  C07F15/0033 ,  C09K11/06 ,  H01L51/5012

Abstract: An organometallic compound represented by Formula 1:




wherein Y1 to Y4 are each independently C or N, one of Y1 to Y4 is N bonded to iridium in Formula 1, and another of Y1 to Y4 is C bonded to ring CY2 in Formula 1, Y9 is O, S, N(R19), C(R19a)(R19b), or Si(R19a)(R19b), X2 is C, ring CY1 and ring CY2 are each independently a C5-C30 carbocyclic group or a C1-C30 heterocyclic group, a1 and a2 are each independently an integer from 0 to 20, and R1, R19, R19a, R19b, R2, R30a, R30b, and R37 are each as described herein.

公开(公告)号：US20230129102A1

公开(公告)日：2023-04-27

申请号：US18048200

申请日：2022-10-20

Applicant: Samsung Electronics Co., Ltd.

Inventor： Bumwoo Park ,  Ohyun Kwon ,  Virendra Kumar RAI ,  Sungmin Kim ,  Myungsun Sim ,  Byoungki Choi

IPC: C07F15/00 ,  H01L51/00

Abstract: An organometallic compound represented by Formula 1: M1(Ln1)n1(Ln2)n2  Formula 1 wherein, Ln1 is a ligand represented by Formula 1A, Ln2 is a ligand represented by Formula 1B, n1 is 1 or 2, and n2 is 1 or 2, wherein ring CY1 and ring CY2 are each independently a C5-C30 carbocyclic group or a C1-C30 heterocyclic group, ring CY41 is a benzene group, ring CY42 is a 5-membered aromatic heterocyclic group, X1 is C or N, X2 is C or N, Y1 is O, S, Se, C(R3)(R4), N(R3), or B(R3), and R1 to R4, R10, R20, R31 to R34, R40, b10, b20, and b40 are as described herein.

公开(公告)号：US20220093689A1

公开(公告)日：2022-03-24

申请号：US17194372

申请日：2021-03-08

Applicant: Samsung Electronics Co., Ltd.

Inventor： Seungyeon Kwak ,  Byungjoon Kang ,  Hyungjun Kim ,  Myungsun Sim ,  Kum Hee Lee ,  Banglin Lee ,  Sunghun Lee ,  Byoungki Choi ,  Kyuyoung Hwang

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

Abstract: A display apparatus includes: an organic light emitting diode (OLED) structure including in which at least one blue light-emitting unit and at least one green light-emitting unit are stacked to provide incident light in which the blue incident light and the green incident light are mixed; a first pixel, a second pixel, and a third pixel disposed on the OLED structure; color conversion layers disposed on at least two of the first, the second, or the third pixels, and including quantum dots for converting the mixed incident from the OLED structure into light of a predetermined color; and first, second, and third color filters disposed on the first, the second, and the third pixels, respectively, to absorb or block light of a predetermined wavelength band, wherein a conversion value of an area of a spectrum in a wavelength region of 380 nanometers to 780 nanometers of the green incident light with respect to a difference between a wavelength at the maximum transmittance of the second color filter and the medial wavelength of the incident green light (Δλ) may be 3.6 or greater and 13 or less.

公开(公告)号：US10995265B2

公开(公告)日：2021-05-04

申请号：US16293966

申请日：2019-03-06

Applicant: Samsung Electronics Co., Ltd. ,  Samsung SDI Co., Ltd.

Inventor： Sooghang Ihn ,  Dalho Huh ,  Namheon Lee ,  Jhunmo Son ,  Hosuk Kang ,  Sangmo Kim ,  Jongsoo Kim ,  Joonghyuk Kim ,  Hyunjung Kim ,  Youngmok Son ,  Myungsun Sim ,  Yeonsook Chung ,  Youngseok Park ,  Yongsik Jung

IPC: H01L51/50 ,  C09K11/06 ,  C09K11/02 ,  H05B33/14 ,  H01L51/00

Abstract: A thin film including a combination of a donor compound and an acceptor compound, and a phosphorescent dopant, wherein the donor compound and the acceptor compound form an exciplex having characteristics described in the specification.

公开(公告)号：US20210009616A1

公开(公告)日：2021-01-14

申请号：US16912752

申请日：2020-06-26

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

Inventor： Sangdong Kim ,  Seungyeon Kwak ,  Hyun Koo ,  Sungjun Kim ,  Hyungsun Kim ,  Chul Baik ,  Myungsun Sim ,  Yongtak Yang ,  Banglin Lee ,  Sunyoung Lee ,  Sunghun Lee ,  Jeoungin Yi ,  Yuri Cho ,  Pyeongseok Cho ,  Byoungki Choi ,  Hyeonho Choi ,  Dalho Huh ,  Seokhwan Hong

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

Abstract: A composition including a platinum-containing organometallic compound, a first compound, a second compound, and a third compound, and an organic light-emitting device including the same wherein the composition does not comprise iridium, the Pt-containing organometallic compound, the first compound, the second compound, and the third compound are different from each other, the first compound comprises at least one electron transport moiety, the second compound and the third compound do not include a metal, each of an absolute value of a HOMO energy level of the second compound and an absolute value of a HOMO energy level of the third compound is 5.30 eV to 5.85 eV, the difference between the absolute value of the HOMO energy level of the second compound and the absolute value of the HOMO energy level of the third compound is 0.01 eV to 0.30 eV.

公开(公告)号：US10243149B2

公开(公告)日：2019-03-26

申请号：US15399332

申请日：2017-01-05

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

Inventor： Hosuk Kang ,  Hyunjung Kim ,  Namheon Lee ,  Miyoung Chae ,  Sangmo Kim ,  Jongsoo Kim ,  Joonghyuk Kim ,  Myungsun Sim ,  Sooghang Ihn ,  Soonok Jeon ,  Yeonsook Chung ,  Yongsik Jung ,  Dalho Huh

IPC: H01L51/50 ,  H01L51/00 ,  C09K11/02 ,  C09K11/06 ,  H01L51/52

Abstract: A composition including a first compound represented by Formula 1 and a second compound represented by Formula 2: Ar1-(L1)a1-Ar2  Formula 1 Ar11-(L11)a11-Ar12  Formula 2 wherein Ar1, Ar2, Ar11, Ar12, L1, L11, a1, and a11 are the same as described in the specification.