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公开(公告)号：US20240130235A1
公开(公告)日：2024-04-18
申请号：US18369053
申请日：2023-09-15
Applicant: Samsung Display Co., Ltd.
Inventor： CHANSEOK OH , TAEIL KIM , JANG YEOL BAEK , MINJAE SUNG , MINJUNG JUNG , SEONHYOUNG HUR
CPC classification number: H10K85/658 , C07F5/027 , C09K11/06 , H10K50/12
Abstract: A 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. The emission layer may include a first compound and at least one of a second compound or a third compound. The first compound may be represented by Formula 1, the second compound may be represented by Formula HT-1, and the third compound may be represented by Formula ET-1. Accordingly, a light emitting element of an embodiment may exhibit excellent or suitable light efficiency.
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公开(公告)号：US20240114788A1
公开(公告)日：2024-04-04
申请号：US18348650
申请日：2023-07-07
Applicant: Samsung Display Co., Ltd.
Inventor： MUN-KI SIM , EUNG DO KIM , TAEIL KIM , MinJae SUNG , MINJUNG JUNG , Seonhyoung HUR
CPC classification number: H10K85/658 , C07F5/027 , C09K11/06 , H10K50/11
Abstract: Embodiments provide light emitting element which 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, wherein the emission layer includes a polycyclic compound represented by Formula 1, which is explained in the specification:
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公开(公告)号：US20230309403A1
公开(公告)日：2023-09-28
申请号：US18121517
申请日：2023-03-14
Applicant: Samsung Display Co., Ltd.
Inventor： MINJUNG JUNG , TAEIL KIM , SERAN KIM , JUNHA PARK , JANG YEOL BAEK , MinJae SUNG
CPC classification number: H10K85/658 , C07F5/027 , C07F7/0812 , H10K85/6572 , H10K85/654 , H10K85/346 , C09K11/06 , H10K50/11
Abstract: A light emitting element including: a first electrode; a second electrode facing the first electrode; and at least one functional layer between the first electrode and the second electrode is provided. The at least one functional layer includes: a first compound represented by Formula 1; and at least one of a second compound represented by Formula HT-1, a third compound represented by Formula ET-1, or a fourth compound represented by Formula M-b.
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公开(公告)号：US20230309401A1
公开(公告)日：2023-09-28
申请号：US18089887
申请日：2022-12-28
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: H10K85/658 , H10K85/6572 , H10K85/654 , H10K85/346 , C09K11/06 , H10K85/40 , H10K50/12
Abstract: Embodiments provide a light emitting device that includes a first electrode, a second electrode facing the first electrode, and an emission layer disposed between the first electrode and the second electrode. The emission layer includes: a first compound represented by Formula 1; and at least one of a second compound, a third compound 3, and a fourth compound, thereby showing improved emission efficiency and device life.
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公开(公告)号：US20230279027A1
公开(公告)日：2023-09-07
申请号：US18104683
申请日：2023-02-01
Applicant: Samsung Display Co., Ltd.
Inventor： MUN-KI SIM , SUN YOUNG PAK , SERAN KIM , TAEIL KIM , JUNHA PARK , MINJUNG JUNG
CPC classification number: C07F5/027 , H10K85/658 , H10K85/6572 , H10K85/6574 , H10K50/11 , C07B2200/05
Abstract: A light emitting element includes an emission layer. The emission layer includes a polycyclic compound having a fused ring core portion containing at least two boron atoms as ring-forming atoms, and further includes a substituent positioned para to each of the boron atoms, and may thus exhibit high efficiency and long lifespan characteristics.
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Patent Agency Ranking
公开(公告)号：US20230276689A1
公开(公告)日：2023-08-31
申请号：US18057124
申请日：2022-11-18
Applicant: Samsung Display Co., Ltd.
Inventor： MINJUNG JUNG , TAEIL KIM , SERAN KIM , JUNHA PARK , JANG YEOL BAEK , MinJae SUNG
CPC classification number: H01L51/008 , H01L51/0094 , H01L51/0087 , C07F5/027 , C09K11/06 , H01L51/5028
Abstract: Provided is a light emitting device including 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 includes a first compound represented by Formula 1 below:
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公开(公告)号：US20230270006A1
公开(公告)日：2023-08-24
申请号：US18111495
申请日：2023-02-17
Applicant: Samsung Display Co., Ltd.
Inventor： CHANSEOK OH , TAEIL KIM , JUNHA PARK , JANG YEOL BAEK , MinJae SUNG , MINJUNG JUNG
CPC classification number: H10K85/658 , H10K85/6572 , H10K85/652 , C07F5/027 , H10K85/631 , H10K85/636 , H10K50/11 , H10K85/346 , C07B2200/05
Abstract: A light emitting element (that includes a first electrode, a second electrode, and an emission layer which is between the first electrode and the second electrode and includes a compound represented by Formula 1) is provided. The light emitting element concurrently (e.g., simultaneously) exhibits a high efficiency and a long service life characteristic.
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公开(公告)号：US20230019844A1
公开(公告)日：2023-01-19
申请号：US17703060
申请日：2022-03-24
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
Abstract: A light emitting device 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.
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公开(公告)号：US20220310922A1
公开(公告)日：2022-09-29
申请号：US17549384
申请日：2021-12-13
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
Abstract: A light emitting diode includes a first electrode, a second electrode, and at least one functional layer disposed between the first electrode and containing a condensed polycyclic compound represented by Formula 1. The first electrode and the second electrode each independently contain at least one selected from Ag, Mg, Cu, Al, Pt, Pd, Au, Ni, Nd, Ir, Cr, Li, Ca, LiF, Mo, Ti, W, In, Sn, and Zn, compounds selected thereof, and mixtures thereof. The light emitting diode may achieve improved luminous efficiency:
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公开(公告)号：US20220190249A1
公开(公告)日：2022-06-16
申请号：US17446894
申请日：2021-09-03
Applicant: Samsung Display Co., Ltd.
Inventor： TAEIL KIM , MUN-KI SIM , SUN YOUNG PAK , JUNHA PARK , JANG YEOL BAEK , Kyoung SUNWOO , CHANSEOK OH , MINJUNG JUNG
Abstract: A light emitting device of an embodiment includes oppositely disposed first electrode and second electrode, and multiple organic layers disposed between the first electrode and the second electrode, wherein at least one among the organic layers includes a fused polycyclic compound represented by Formula 1 below, thereby showing improved emission efficiency. In Formula 1, the substituents are the same as defined in the Detailed Description.
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