-
公开(公告)号：US20240407263A1
公开(公告)日：2024-12-05
申请号：US18640976
申请日：2024-04-19
Applicant: Samsung Display Co., Ltd.
Inventor： TAEIL KIM , SUN YOUNG PAK , JUNHA PARK , MinJae SUNG , MUN-KI SIM , CHANSEOK OH , MINJUNG JUNG , Giwoong HAN , Seonhyoung HUR
IPC: H10K85/60 , C07F5/02 , C09K11/06 , H10K50/12 , H10K101/00
Abstract: A light-emitting element including a first electrode, a second electrode on the first electrode, and an emission layer between the first electrode and the second electrode is provided. The light-emitting layer includes a fused polycyclic compound having a pentacyclic core that includes three aromatic rings fused by one boron and two nitrogen atoms. A first substituent that excludes hydrogen and deuterium is connected to the pentacyclic core at an ortho-position of the boron.
-
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.
-
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:
-
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.
-
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.
-
Patent Agency Ranking
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.
-
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:
-
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.
-
29.发明申请公开(公告)号：US20250081849A1
公开(公告)日：2025-03-06
申请号：US18761184
申请日：2024-07-01
Applicant: Samsung Display Co., Ltd.
Inventor： TAEIL KIM , Hirokazu MIYASHITA , SUN YOUNG PAK , MinJae SUNG , MUN-KI SIM , MINJUNG JUNG , Seonhyoung HUR
IPC: H10K85/60 , C07F5/02 , C09K11/06 , H10K50/12 , H10K101/00
Abstract: A light emitting element is provided, the light emitting element including a first electrode, a second electrode provided on the first electrode, and an emission layer which is provided between the first electrode and the second electrode and includes a first compound represented by Formula 1 below:
-
30.发明申请公开(公告)号：US20250048928A1
公开(公告)日：2025-02-06
申请号：US18653624
申请日：2024-05-02
Applicant: Samsung Display Co., Ltd.
Inventor： CHANSEOK OH , SUN YOUNG PAK , MinJae SUNG , MUN-KI SIM , Giwoong HAN
IPC: H10K85/60 , C07F5/02 , C09K11/06 , H10K50/12 , H10K59/38 , H10K101/00 , H10K101/25
Abstract: A light emitting element includes a first electrode, a second electrode on the first electrode, and an emission layer between the first electrode and the second electrode and including a first compound represented by Formula 1.
-
-
-
-
-
-
-
-
-
Search Results
61
records
(took 0.053 seconds)
