公开(公告)号：US20240306487A1

公开(公告)日：2024-09-12

申请号：US18599023

申请日：2024-03-07

Applicant: Samsung Display Co., Ltd.

Inventor： Sohae Kim ,  Sooryun Cho ,  Gyeongheon Kim ,  Dongsun Yoo ,  Jihye Kim ,  Hoilim Kim ,  Saerom Park

IPC: H10K85/30 ,  C07F15/00 ,  C09K11/06 ,  H10K50/12

CPC classification number: H10K85/346 ,  C07F15/0086 ,  C09K11/06 ,  C09K2211/1044 ,  C09K2211/185 ,  H10K50/12

Abstract: An organic light-emitting device including an organometallic compound represented by Formula 1, and an electronic apparatus including the organic light-emitting device are provided.

公开(公告)号：US20240138252A1

公开(公告)日：2024-04-25

申请号：US18475923

申请日：2023-09-27

Applicant: Samsung Display Co., Ltd.

Inventor： Gyeongheon Kim ,  Sooryun Cho ,  Jihye Kim ,  Hoilim Kim ,  Saerom Park ,  Dongsun Yoo ,  Younho Han

IPC: H10K85/30 ,  C09K11/02 ,  C09K11/06 ,  H10K85/60

CPC classification number: H10K85/346 ,  C09K11/02 ,  C09K11/06 ,  H10K85/615 ,  H10K85/626 ,  H10K85/654 ,  H10K85/657 ,  H10K85/6572 ,  H10K50/11

Abstract: An organic light-emitting device includes: a first electrode, a second electrode facing the first electrode, an interlayer which is between the first electrode and the second electrode and including an emission layer, and a capping layer located outside the first electrode or the second electrode, where the emission layer includes a first emitter, the first emitter is to emit blue light, the first emitter includes platinum (Pt), the highest occupied molecular orbital (HOMO) energy level of the first emitter is −4.4 eV or less, and the capping layer includes an amine-free compound.

公开(公告)号：US20240130234A1

公开(公告)日：2024-04-18

申请号：US18206990

申请日：2023-06-07

Applicant: Samsung Display Co., Ltd.

Inventor： Gyeongheon Kim ,  Dongsun Yoo ,  Sanghee Yu ,  Seran Kim ,  Hoilim Kim

IPC: H10K85/60 ,  C07F5/02 ,  C09K11/06

CPC classification number: H10K85/658 ,  C07F5/027 ,  C09K11/06 ,  H10K50/15

Abstract: A light-emitting device includes a first electrode, a second electrode facing the first electrode, an interlayer located between the first electrode and the second electrode and including an emission layer, and a boron-based compound represented by Formula 1:




where Formula 1 is the same as described in the present specification.

公开(公告)号：US20230380262A1

公开(公告)日：2023-11-23

申请号：US18319588

申请日：2023-05-18

Applicant: Samsung Display Co., LTD.

Inventor： Gyeongheon Kim ,  Hyojoo Jung ,  Sohae Kim ,  Jihye Kim ,  Saerom Park ,  Dongsun Yoo ,  Jintaek Cho ,  Jinyoung Choi

IPC: H10K85/30 ,  H10K85/60

CPC classification number: H10K85/342 ,  H10K85/654 ,  H10K50/11

Abstract: Embodiments provide a light-emitting device, an electronic device including the same, and an electronic apparatus including the light-emitting device. The light-emitting device includes a first electrode, a second electrode facing the first electrode, and an interlayer between the first electrode and the second electrode. The interlayer includes a hole transport region and an emission layer; the hole transport region is disposed between the first electrode and the emission layer; the hole transport region includes a first layer, which directly contacts the emission layer; the emission layer includes a first host and a first emitter; the first emitter emits first light having a first emission spectrum; and the first layer includes a first material.

公开(公告)号：US20240251584A1

公开(公告)日：2024-07-25

申请号：US18398075

申请日：2023-12-27

Applicant: Samsung Display Co., Ltd.

Inventor： Gyeongheon Kim ,  Eunhwa Jang ,  Sohae Kim ,  Jihye Kim ,  Saerom Park ,  Dongsun Yoo ,  Jintaek Cho

IPC: H10K50/12 ,  H10K59/38 ,  H10K59/40 ,  H10K85/30 ,  H10K85/40 ,  H10K85/60 ,  H10K101/30 ,  H10K101/40

CPC classification number: H10K50/121 ,  H10K59/38 ,  H10K59/40 ,  H10K85/342 ,  H10K85/40 ,  H10K85/622 ,  H10K85/633 ,  H10K85/6572 ,  H10K85/6574 ,  H10K85/6576 ,  H10K85/658 ,  H10K2101/30 ,  H10K2101/40

Abstract: A light-emitting device includes a first electrode, a second electrode facing the first electrode, and an interlayer between the first electrode and the second electrode. The interlayer includes a hole transport region and an emission layer, the hole transport region is between the first electrode and the emission layer, the hole transport region includes a first layer in direct contact with the emission layer, the emission layer includes a first host and a first emitter. The first emitter is to emit first light having a peak emission wavelength of about 610 nm to about 720 nm. The first layer includes a first material. Both an absolute value of a highest occupied molecular orbital (HOMO) energy level of the first material and an absolute value of the HOMO energy level of the first emitter are greater than an absolute value of a HOMO energy level of the first host.

公开(公告)号：US20240180023A1

公开(公告)日：2024-05-30

申请号：US18359008

申请日：2023-07-26

Applicant: Samsung Display Co., LTD.

Inventor： Sohae Kim ,  Sooryun Cho ,  Gyeongheon Kim ,  Dongsun Yoo ,  Jihye Kim ,  Hoilim Kim ,  Saerom Park

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

CPC classification number: H10K85/346 ,  C07F15/0086 ,  C09K11/06 ,  H10K50/11

Abstract: Provided are a light-emitting device including an organometallic compound represented by Formula 1, an electronic apparatus including the light-emitting device, and the organometallic compound represented by Formula 1 below. The detailed description of Formula 1 is as described herein.

公开(公告)号：US20240023361A1

公开(公告)日：2024-01-18

申请号：US18201684

申请日：2023-05-24

Applicant: Samsung Display Co., Ltd.

Inventor： Gyeongheon Kim ,  Sooryun Cho ,  Sohae Kim ,  Jihye Kim ,  Hoilim Kim ,  Saerom Park ,  Dongsun Yoo ,  Sungyu Jung

IPC: H10K50/16 ,  H10K50/11 ,  H10K85/30 ,  H10K50/805 ,  C09K11/06

CPC classification number: H10K50/16 ,  H10K50/11 ,  C09K2211/1025 ,  H10K50/805 ,  C09K11/06 ,  H10K85/346

Abstract: An electronic device including the light-emitting device, and a consumer product including the light-emitting device. The light-emitting device includes a first electrode, a second electrode facing the first electrode, and an interlayer between the first electrode and the second electrode, wherein the interlayer includes an emission layer and an electron transport region, wherein the electron transport region is between the emission layer and the second electrode, and the emission layer includes a first emitter, and the electron transport region includes a heterocyclic compound. The descriptions of the first emitter and the heterocyclic compound are the same as described in the present specification.

公开(公告)号：US20230389345A1

公开(公告)日：2023-11-30

申请号：US18324070

申请日：2023-05-25

Applicant: Samsung Display Co., LTD.

Inventor： Hoilim Kim ,  Donguk Kang ,  Gyeongheon Kim ,  Sohae Kim ,  Jihye Kim ,  Saerom Park ,  Yongsub Shim ,  Dongsun Yoo

IPC: H10K50/11 ,  H10K85/30 ,  H10K85/60

CPC classification number: H10K50/11 ,  H10K85/342 ,  H10K85/654

Abstract: Provided is an organic light emitting device including a first electrode, a second electrode facing the first electrode, an interlayer between the first electrode and the second electrode and including an emission layer, and a capping layer outside the first electrode or the second electrode. The emission layer includes a first emitter, the first emitter emits red light and includes iridium, a photoluminescence (PL) spectrum of the first emitter includes a first peak (Imax) having a maximum intensity and a second peak (I2nd) having a second highest intensity, and a ratio (I2nd/Imax) of an intensity of the second peak to an intensity of the first peak is less than or equal to 0.5. The capping layer includes an amine-fee compound.

公开(公告)号：US20230380258A1

公开(公告)日：2023-11-23

申请号：US18187571

申请日：2023-03-21

Applicant: Samsung Display Co., LTD.

Inventor： Dongsun Yoo ,  Donguk Kang ,  Gyeongheon Kim ,  Sohae Kim ,  Jihye Kim ,  Hoilim Kim ,  Saerom Park ,  Yongsub Shim

IPC: H10K85/30 ,  H10K50/11 ,  H10K10/46 ,  C07F15/00

CPC classification number: H10K85/342 ,  H10K50/11 ,  H10K10/46 ,  C07F15/0033

Abstract: Provided are an organometallic compound represented by Formula 1, a light-emitting device including the organometallic compound represented by Formula 1, an electronic apparatus including the light-emitting device, and an electronic device including the light-emitting device. The organometallic compound Formula 1 is as described in the present specification.


M(L1)n1(L2)n2  Formula 1

公开(公告)号：US20240279539A1

公开(公告)日：2024-08-22

申请号：US18420614

申请日：2024-01-23

Applicant: Samsung Display Co., Ltd.

Inventor： Dongsun Yoo ,  Donguk Kang ,  Gyeongheon Kim ,  Sohae Kim ,  Jihye Kim ,  Hoilim Kim ,  Saerom Park ,  Yongsub Shim

IPC: C09K11/06 ,  C07B59/00 ,  C09K11/02 ,  H10K85/20 ,  H10K85/30 ,  H10K85/60

CPC classification number: C09K11/06 ,  C07B59/004 ,  C09K11/02 ,  H10K85/20 ,  H10K85/342 ,  H10K85/622 ,  H10K85/654 ,  H10K85/6572 ,  H10K85/6574 ,  H10K85/6576 ,  C07B2200/05 ,  C09K2211/1033 ,  C09K2211/1037

Abstract: An organometallic compound includes iridium and a first ligand, where the first ligand is a bidentate ligand including Y1-containing ring B1 and Y2-containing ring B2, the Y1-containing ring B1 and Y2-containing ring B2 are each independently a polycyclic group in which three or more monocyclic groups are condensed together, Y1 is nitrogen bonded to iridium and Y2 is carbon bonded to iridium, and the organometallic compound is to emit red light. In addition, there are provided a light-emitting device including the organometallic compound, and an electronic apparatus and an electronic device, each including the light-emitting device.