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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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公开(公告)号：US20220149292A1
公开(公告)日：2022-05-12
申请号：US17443429
申请日：2021-07-26
Applicant: Samsung Display Co., Ltd.
Inventor： TAEIL KIM , JUNHA PARK , SUN YOUNG PAK , JANG YEOL BAEK , Kyoung SUNWOO , MUN-KI SIM , CHANSEOK OH , MINJUNG JUNG
IPC: H01L51/00
Abstract: A light emitting device includes a first electrode, a second electrode, and at least one emission layer between the first electrode and the second electrode and includes at least one polycyclic compound represented by Formula 1 below, thereby exhibiting long service life characteristics. In Formula 1, the substituents are the same as defined in the detailed description.
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Patent Agency Ranking
公开(公告)号：US20250017032A1
公开(公告)日：2025-01-09
申请号：US18751557
申请日：2024-06-24
Applicant: Samsung Display Co., Ltd.
Inventor： JANG YEOL BAEK , TAEIL KIM , SUN YOUNG PAK , JUNHA PARK , Kyoung SUNWOO , MUN-KI SIM , CHANSEOK OH , MINJUNG JUNG
IPC: H10K50/11 , H10K85/30 , H10K85/40 , H10K85/60 , H10K101/10
Abstract: Embodiments provide a polycyclic compound and a light emitting element that includes the polycyclic compound. 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. The polycyclic compound is represented by Formula 1, which is explained in the specification.
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公开(公告)号：US20240324457A1
公开(公告)日：2024-09-26
申请号：US18537106
申请日：2023-12-12
Applicant: Samsung Display Co., Ltd.
Inventor： SUN YOUNG PAK , JUNHA PARK , Kyoung SUNWOO , MUN-KI SIM , CHANSEOK OH , Seonhyoung HUR
CPC classification number: H10K85/658 , C07F5/027 , C09K11/06 , C07B2200/05 , C09K2211/1018 , H10K50/11 , H10K2101/20
Abstract: A light emitting element including a first electrode, a second electrode facing the first electrode, and a functional layer provided between the first electrode and the second electrode is provided. The functional layer includes an emission layer that includes a first compound with a core having a plurality of aromatic rings fused through a boron atom and two heteroatoms. The functional layer includes a hole transport region between the first electrode and the emission layer, and an electron transport region between the emission layer and the second electrode. The emission layer may further include a second compound, a third compound, and or a fourth compound.
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公开(公告)号：US20240315134A1
公开(公告)日：2024-09-19
申请号：US18504085
申请日：2023-11-07
Applicant: Samsung Display Co., Ltd.
Inventor： MUN-KI SIM , SUN YOUNG PAK , JUNHA PARK , Kyoung SUNWOO , CHANSEOK OH , Giwoong HAN
CPC classification number: H10K85/658 , C07F5/027 , C09K11/06 , C07B2200/05 , C09K2211/1007 , C09K2211/1018 , H10K50/12 , H10K2101/20 , H10K2101/90
Abstract: A light emitting device that includes a first electrode, a second electrode provided on the first electrode, and an emission layer provided between the first electrode and the second electrode is provided. The emission layer includes a fused polycyclic compound, and may also include at least one of a second compound, a third compound, or a fourth compound. The fused polycyclic compound includes three aromatic rings fused by boron and nitrogen atoms and also includes substituents with steric properties that may reduce or prevent the negative impact caused by intermolecular interactions and improve the emission efficiency and service life of the light emitting device.
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公开(公告)号：US20240276880A1
公开(公告)日：2024-08-15
申请号：US18480744
申请日：2023-10-04
Applicant: Samsung Display Co., Ltd.
Inventor： MUN-KI SIM , TAEIL KIM , SUN YOUNG PAK , JUNHA PARK , Kyoung SUNWOO , MinJae SUNG , CHANSEOK OH
CPC classification number: H10K85/658 , C09K11/06 , H10K85/6572 , H10K85/6574 , H10K2101/20
Abstract: Embodiments provide a light emitting element that includes a first electrode, a second electrode facing the first electrode, and an emission layer which is disposed between the first electrode and the second electrode and includes a first compound represented by Formula 1, which is explained in the specification.
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公开(公告)号：US20240138261A1
公开(公告)日：2024-04-25
申请号：US18331309
申请日：2023-06-08
Applicant: Samsung Display Co., Ltd.
Inventor： CHANSEOK OH , MUN-KI SIM , SUN YOUNG PAK , JUNHA PARK , Kyoung SUNWOO
CPC classification number: H10K85/658 , C07F5/027 , C09K11/06 , H10K50/12
Abstract: Embodiments provide a fused polycyclic compound and a light emitting device including the fused polycyclic compound. The light emitting device includes 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 fused polycyclic compound, which is represented by Formula 1 and is explained in the specification.
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