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11.发明申请公开(公告)号：US20220181557A1
公开(公告)日：2022-06-09
申请号：US17445164
申请日：2021-08-16
Applicant: Samsung Display Co., Ltd.
Inventor： MINJUNG JUNG , SERAN KIM , TAEIL KIM , SUN YOUNG PAK , JUNHA PARK , JANG YEOL BAEK , KYOUNG SUNWOO , MUN-KI SIM , CHANSEOK OH
IPC: H01L51/00
Abstract: An organic electroluminescence device includes a first electrode, a hole transport region disposed on the first electrode, an emission layer disposed on the hole transport region, and an electron transport region disposed on the emission layer, where the emission layer includes a polycyclic compound represented by Formula 1 to thereby exhibit high luminous 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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公开(公告)号：US20250143162A1
公开(公告)日：2025-05-01
申请号：US19005805
申请日：2024-12-30
Applicant: Samsung Display Co., LTD.
Inventor： JUNHA PARK , TAEIL KIM , SUN YOUNG PAK , JANG YEOL BAEK , Kyoung SUNWOO , MUN-KI SIM , CHANSEOK OH , MINJUNG JUNG
IPC: H10K85/30 , C07F5/02 , C09K11/06 , H10K50/11 , H10K101/10
Abstract: Provided is a light emitting device including a first electrode, a second electrode, and an emission layer between the first electrode and the second electrode, and the emission layer may include a condensed cyclic compound represented by Formula 1 below, thereby exhibiting high luminous efficiency and improved service life characteristics.
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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：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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Patent Agency Ranking
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：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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