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公开(公告)号：US20240180033A1
公开(公告)日：2024-05-30
申请号：US18347814
申请日：2023-07-06
Applicant: Samsung Display Co., Ltd.
Inventor： CHANSEOK OH , SUN YOUNG PAK , JUNHA PARK , Kyoung SUNWOO , MUN-KI SIM
CPC classification number: H10K85/658 , C07F5/027 , C09K11/06 , H10K50/12
Abstract: Embodiments provide a light emitting device that includes a first electrode, a second electrode facing the first electrode, and at least one functional layer disposed between the first electrode and the second electrode, wherein 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 or a third compound represented by Formula ET, thereby exhibiting low voltage, high efficiency, and long service life characteristics. Formulas 1, HT, and ET are each explained in the specification.
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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：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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5.发明申请公开(公告)号：US20220271228A1
公开(公告)日：2022-08-25
申请号：US17673713
申请日：2022-02-16
Applicant: Samsung Display Co., Ltd.
Inventor： Chanseok OH , Seran KIM , Taeil KIM , Sunyoung PAK , Junha PARK , Jangyeol BAEK , Kyoung SUNWOO , Munki SIM , Minjung JUNG
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 and including an emission layer, and at least one fused cyclic compound of Formula 1: wherein, in Formula 1, the variables are defined herein.
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Patent Agency Ranking
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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公开(公告)号：US20230146532A1
公开(公告)日：2023-05-11
申请号：US17874110
申请日：2022-07-26
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
CPC classification number: C07F5/027 , H01L51/5056 , H01L51/008 , H01L51/0073 , H01L51/0059 , H01L51/0087 , H01L51/5072 , C07B2200/05
Abstract: A light emitting device that includes a first electrode, a second electrode opposite to the first electrode, and an emission layer between the first electrode and the second electrode is provided. The emission layer includes a first compound, and at least one of a second compound, a third compound, or a fourth compound. Improved emission efficiency properties are obtained.
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公开(公告)号：US20230121704A1
公开(公告)日：2023-04-20
申请号：US17731441
申请日：2022-04-28
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: An organic electroluminescence device of an embodiment includes a first electrode, a second electrode facing the first electrode, and multiple organic layers disposed between the first electrode and the second electrode, wherein the organic layers include at least one organic layer including a fused polycyclic compound represented by Formula 1, thereby showing improved emission efficiency.
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公开(公告)号：US20230116644A1
公开(公告)日：2023-04-13
申请号：US17876141
申请日：2022-07-28
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, and an interlayer disposed between the first electrode and the second electrode, wherein the interlayer includes an emission layer, and the emission layer includes a condensed cyclic compound. An electronic apparatus includes the light-emitting device. The condensed cyclic compound is represented by Formula 1, wherein the detailed description of Formula 1 is the same as described in the specification:
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10.发明申请公开(公告)号：US20230050214A1
公开(公告)日：2023-02-16
申请号：US17690678
申请日：2022-03-09
Applicant: Samsung Display Co., Ltd.
Inventor： JANG YEOL BAEK , SERAN KIM , TAEIL KIM , SUN YOUNG PAK , JUNHA PARK , Kyoung SUNWOO , MUN-KI SIM , CHANSEOK OH , MINJUNG JUNG
Abstract: An organic electroluminescence device of an embodiment includes a first electrode, a second electrode facing the first electrode, and organic layers disposed between the first electrode and the second electrode, wherein the organic layers include at least one organic layer that includes a fused polycyclic compound represented by Formula 1, thereby showing improved emission efficiency.
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