公开(公告)号：US11569452B2

公开(公告)日：2023-01-31

申请号：US16564265

申请日：2019-09-09

Applicant: Samsung Electronics Co., Ltd.

Inventor： Sooghang Ihn ,  Daun Jeong ,  Myungsun Sim ,  Hasup Lee ,  Eunsuk Kwon ,  Sangmo Kim ,  Minsik Min ,  Sangho Park ,  Soonok Jeon ,  Yeonsook Chung

IPC: H01L51/00 ,  C07D209/88 ,  C09K11/06 ,  H01L51/50

Abstract: An organic light-emitting device including a predetermined host and a thermally activated delayed fluorescence emitter.

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：US20230174560A1

公开(公告)日：2023-06-08

申请号：US17749462

申请日：2022-05-20

Applicant: Samsung Electronics Co., Ltd.

Inventor： Eunsuk Kwon ,  Sangmo KIM ,  Juhyun KIM ,  Hwang Suk KIM ,  Yusuke MARUYAMA ,  Eunkyung LEE ,  Yongsik JUNG ,  Jiwhan KIM ,  Sungho NAM ,  Youngmok SON ,  Daun Jeong

IPC: C07F7/08 ,  H01L51/00 ,  H01L51/50

CPC classification number: C07F7/0832 ,  H01L51/0094 ,  H01L51/5072 ,  H01L51/5056

Abstract: Provided are a heterocyclic compound represented by Formula 1 below, an organic light-emitting device including the same, and an electronic apparatus including the organic light-emitting device:






wherein, Formula 1 is the same as described in the present specification.

公开(公告)号：US20240244858A1

公开(公告)日：2024-07-18

申请号：US18515929

申请日：2023-11-21

Applicant: Samsung Electronics Co., Ltd.

Inventor： Hyejin Bae ,  Sangho Park ,  Hwang Suk Kim ,  Minsik Min ,  Hyesung Choi ,  Hosuk Kang ,  Jong Soo Kim ,  Joonghyuk Kim ,  Youngmok Son ,  Joonghee Won ,  Daun Jeong ,  Yongsik Jung ,  Jun Chwae

IPC: H10K50/11 ,  C07F15/00 ,  H10K50/15 ,  H10K50/16 ,  H10K85/30

CPC classification number: H10K50/11 ,  C07F15/0086 ,  H10K50/15 ,  H10K50/16 ,  H10K85/346

Abstract: An organometallic compound represented by Formula 1:




wherein, M1 is a transition metal; X11 is N or C(R11); X12 is N or C(R12); X21 is N or C(R21); X22 is N or C(R22); X23 is N or C(R23); at least one of X21 and X22 is N; Y2 to Y4 are each independently C or N; A2 to A4 are each independently a chemical bond, O, or S; ring CY3 and ring CY4 are each independently a C5-C30 carbocyclic group or a C1-C30 heterocyclic group; a1, a2, and a3 are each independently an integer from 1 to 3; R13 is a group represented by Formula 2, and the remaining substituents are as defined herein.

公开(公告)号：US20230363269A1

公开(公告)日：2023-11-09

申请号：US18311572

申请日：2023-05-03

Applicant: Samsung Electronics Co., Ltd.

Inventor： Jong Soo Kim ,  Giwook Kang ,  Hosuk Kang ,  Eunsuk Kwon ,  Sangmo Kim ,  Joonghyuk Kim ,  Jiwhan Kim ,  Sungho Nam ,  Eunhye An ,  Heechoon Ahn ,  Eunkyung Lee ,  Dongjin Jang ,  Daun Jeong ,  Yeon Sook Chung ,  Yongsik Jung ,  Byoungki Choi ,  Eunjeong Choi ,  Hyeonho Choi ,  Yeseul Lee ,  Seowon Cho

IPC: H10K85/60 ,  H10K50/15 ,  H10K50/16 ,  H10K85/40 ,  C09K11/06 ,  C09K11/02 ,  H10K85/30 ,  C07F15/00 ,  C07F7/08 ,  C07F5/02

CPC classification number: H10K85/6572 ,  H10K50/15 ,  H10K50/16 ,  H10K85/654 ,  H10K85/40 ,  C09K11/06 ,  C09K11/02 ,  H10K85/346 ,  H10K85/342 ,  H10K85/658 ,  H10K85/6574 ,  C07F15/0086 ,  C07F15/0033 ,  C07F7/0812 ,  C07F5/027 ,  C07B2200/05 ,  C09K2211/185 ,  C09K2211/1044 ,  C09K2211/1085 ,  H10K2101/25

Abstract: An organic light-emitting device including a first electrode; a second electrode facing the first electrode; an interlayer arranged between the first electrode and the second electrode, wherein the interlayer comprises an emission layer; a first compound represented by Formula 1; and a second compound represented by Formula 2:




wherein ring CY11 to ring CY14, ring CY23, and ring CY24 are each independently a C5-C30 carbocyclic group or a C1-C30 heterocyclic group; E1 is a group represented by Formula 1A; k1 is an integer from 1 to 5; n11 is an integer from 1 to 3; n12 is an integer from 0 to 3; X21 is N or C(R21a), X22 is N or C(R22a), X23 is N or C(R23a), and at least one of X21 to X23 is N; and the remaining substituents are as defined herein.

公开(公告)号：US20190393424A1

公开(公告)日：2019-12-26

申请号：US16451830

申请日：2019-06-25

Applicant: Samsung Electronics Co., Ltd.

Inventor： Sooghang IHN ,  Myungsun SIM ,  Daun Jeong ,  Soonok JEON ,  Yeonsook CHUNG ,  Sunghan KIM ,  Jongsoo KIM ,  Joonghyuk KIM ,  Hiroshi MIYAZAKI ,  Hasup LEE

IPC: H01L51/00 ,  C09K11/06 ,  C07D403/10

Abstract: An organic light-emitting device comprising: a first electrode; a second electrode facing the first electrode; and an emission layer between the first electrode and the second electrode, wherein the emission layer comprises a host and a thermally activated delayed fluorescence emitter, the host comprises a first material and a second material, the first material and the second material are different from each other, the second material has a dipole moment of about 5.5 debye or more, the second material does not comprise a group represented by *=o, and * indicates a binding site to a neighboring atom.

公开(公告)号：US20240182505A1

公开(公告)日：2024-06-06

申请号：US18495925

申请日：2023-10-27

Applicant: Samsung Electronics Co., Ltd.

Inventor： Minsik Min ,  Hwang Suk Kim ,  Hyejin Bae ,  Hyesung Choi ,  Hosuk Kang ,  Jong Soo Kim ,  Joonghyuk Kim ,  Youngmok Son ,  Joonghee Won ,  Daun Jeong ,  Yongsik Jung ,  Jun Chwae

IPC: C07F15/00 ,  H10K50/12 ,  H10K85/30

CPC classification number: C07F15/0086 ,  H10K50/121 ,  H10K85/346 ,  C07B2200/05

Abstract: An organometallic compound represented by Formula 1-1 or 1-2:






wherein, in Formulae 1-1 and 1-2, M is Pt or Pd; each of X1, X2, and X3 is carbon; X4 is nitrogen; T8 is O, S, N(R81), C(R81)(R82), or Si(R81)(R82); and the remaining substituent groups are as defined herein.