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公开(公告)号：US20220352466A1
公开(公告)日：2022-11-03
申请号：US17560738
申请日：2021-12-23
Applicant: Samsung Display Co., Ltd.
Inventor： TAEIL KIM , SUN YOUNG PAK , JUNHA PARK , JANG YEOL BAEK , Kyoung SUNWOO , MUN-KI SIM , CHANSEOK OH , MINJUNG JUNG
IPC: H01L51/00
Abstract: An organic electroluminescence 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. At least one organic layer includes a fused polycyclic compound represented by Formula 1, thereby exhibiting improved luminous efficiency.
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公开(公告)号：US20220340603A1
公开(公告)日：2022-10-27
申请号：US17718209
申请日：2022-04-11
Applicant: Samsung Display Co., Ltd.
Inventor： Munki SIM , Taeil KIM , Sunyoung PAK , Junha PARK , Jangyeol BAEK , Kyoung SUNWOO , Chanseok OH , Minjung JUNG
Abstract: A light-emitting device includes: 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 at least one fused cyclic compound of Formula 1: wherein the variables are described herein.
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公开(公告)号：US20220209116A1
公开(公告)日：2022-06-30
申请号：US17403040
申请日：2021-08-16
Applicant: Samsung Display Co., Ltd.
Inventor： SUN YOUNG PAK , TAEIL KIM , JUNHA PARK , JANG YEOL BAEK , Kyoung SUNWOO , MUN-KI SIM , CHANSEOK OH , MINJUNG JUNG
Abstract: A light emitting device according to an embodiment 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. The emission layer includes a fused polycyclic compound represented by Formula 1, which is defined in the specification.
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公开(公告)号：US20240179931A1
公开(公告)日：2024-05-30
申请号：US18355335
申请日：2023-07-19
Applicant: Samsung Display Co., Ltd.
Inventor： CHANSEOK OH , JUNHA PARK , Kyoung SUNWOO , MinJae SUNG , MUN-KI SIM , CHANGWOONG CHU
IPC: H10K50/11 , C09K11/06 , H10K50/805 , H10K85/30 , H10K85/60
CPC classification number: H10K50/11 , C09K11/06 , H10K50/805 , H10K85/346 , H10K85/658 , C09K2211/1048
Abstract: A light emitting device may include a first electrode, a second electrode on the first electrode, and an emission layer between the first electrode and the second electrode, wherein the emission layer includes a first compound represented by Formula 1.
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公开(公告)号：US20230403934A1
公开(公告)日：2023-12-14
申请号：US18122266
申请日：2023-03-16
Applicant: Samsung Display Co., Ltd.
Inventor： CHANSEOK OH , SUN YOUNG PAK , Kyoung SUNWOO , MUN-KI SIM
CPC classification number: H10K85/658 , C07F5/027 , C09K11/06 , H10K50/11
Abstract: Embodiments provide a polycyclic compound and a light emitting element that includes the polycyclic compound. The light emitting element exhibits high efficiency and long service life characteristics. The light emitting element includes a first electrode, a second electrode disposed on the first electrode, and an emission layer disposed between the first electrode and the second electrode and including the polycyclic compound, wherein the polycyclic compound is represented by Formula 1, which is explained in the specification:
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Patent Agency Ranking
公开(公告)号：US20230232715A1
公开(公告)日：2023-07-20
申请号：US17992745
申请日：2022-11-22
Applicant: Samsung Display Co., Ltd.
Inventor： Kyoung SUNWOO , TAEIL KIM , JUNHA PARK , MinJae SUNG , MUN-KI SIM , MINJUNG JUNG
CPC classification number: H01L51/0072 , H01L51/0073 , H01L51/008 , H01L51/0074 , H01L51/5056
Abstract: A light emitting device that includes a first electrode, a second electrode facing the first electrode, and an emission layer between the first electrode and the second electrode is provided. The emission layer includes a first compound represented by Formula 1, and at least one of a second compound represented Formula H-1, a third compound represented Formula H-2, or a fourth compound represented Formula D-2, thereby exhibiting improved luminous efficiency characteristics.
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公开(公告)号：US20230217804A1
公开(公告)日：2023-07-06
申请号：US17887238
申请日：2022-08-12
Applicant: Samsung Display Co., Ltd.
Inventor： TAEIL KIM , SUN YOUNG PAK , JUNHA PARK , JANG YEOL BAEK , Kyoung SUNWOO , MUN-KI SIM , CHANSEOK OH , MINJUNG JUNG
CPC classification number: H01L51/008 , C07F5/027 , C09K11/06 , H01L51/5012
Abstract: A light emitting element that includes a first compound represented by a specific chemical formula in which an ortho-type or kind penta-phenyl group is bonded to a fused polycyclic compound including at least one boron atom and a heteroatom is provided. The light emitting element has a long-lifetime.
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公开(公告)号：US20230132112A1
公开(公告)日：2023-04-27
申请号：US17825408
申请日：2022-05-26
Applicant: Samsung Display Co., Ltd.
Inventor： MUN-KI SIM , TAEIL KIM , SUN YOUNG PAK , JUNHA PARK , JANG YEOL BAEK , Kyoung SUNWOO , CHANSEOK OH , MINJUNG JUNG
IPC: C07F5/02 , C07D209/84 , C07D405/14 , C07D409/14 , C07D251/24 , C07F7/08 , C07D403/04 , C07D403/14 , C07F15/00 , H01L51/00
Abstract: A light emitting device of an embodiment includes a first electrode, a second electrode oppositely disposed to the first electrode, and an emission layer disposed between the first electrode and the second electrode. The emission layer includes a first host represented by Formula H-1, a second host represented by Formula H-2, and a first dopant represented by Formula 1, wherein Formulas H-1, H-2, and 1 are explained in the specification. The light emitting device shows improved emission efficiency properties.
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公开(公告)号：US20230113946A1
公开(公告)日：2023-04-13
申请号：US17870269
申请日：2022-07-21
Applicant: Samsung Display Co., Ltd.
Inventor： Chanseok OH , Sunyoung PAK , Junha PARK , Taeil KIM , Jangyeol BAEK , Kyoung SUNWOO , Munki SIM , Minjung JUNG
Abstract: A condensed cyclic compound is represented by Formula 1. A light-emitting device includes a first electrode, a second electrode facing the first electrode, and an interlayer disposed between the first electrode and the second electrode, wherein the interlayer includes an emission layer and at least one condensed cyclic compound represented by Formula 1. An electronic apparatus includes the light-emitting device.
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公开(公告)号：US20220263026A1
公开(公告)日：2022-08-18
申请号：US17543385
申请日：2021-12-06
Applicant: Samsung Display Co., Ltd.
Inventor： CHANSEOK OH , TAEIL KIM , SUN YOUNG PAK , JUNHA PARK , JANG YEOL BAEK , Kyoung SUNWOO , MUN-KI SIM , MINJUNG JUNG
IPC: H01L51/00
Abstract: A light emitting device according to an embodiment includes a first electrode and a second electrode facing the first electrode, and a plurality of organic layers between the first electrode and the second electrode, wherein at least one among the plurality of organic layers includes a fused polycyclic compound represented by Formula 1 below, thereby showing improved emission efficiency.
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