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公开(公告)号:US20230165032A1
公开(公告)日:2023-05-25
申请号:US17912290
申请日:2021-03-18
申请人: SFC CO., LTD.
发明人: So-young SHIM , Se-jin YU , Jin-hwi CHO , Yong-woon YANG
CPC分类号: H10K50/17 , H10K50/15 , H10K85/6572 , H10K85/636 , H10K85/6574 , H10K85/615 , H10K85/658
摘要: An organoelectroluminescent device according to the present invention can achieve low-voltage driving and high-efficiency luminous characteristics with excellent external quantum efficiency by employing compounds having a characteristic structure as a hole transport material and a dopant material in a hole injection layer or hole transport layer and a light-emitting layer respectively, and thus can be effectively used in industrial applications such as flat display devices, flexible display devices, monochrome or white flat lighting devices, and monochrome or white flexible lighting devices.
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公开(公告)号:US20230118826A1
公开(公告)日:2023-04-20
申请号:US17881132
申请日:2022-08-04
申请人: SFC CO., LTD
发明人: Jin-hwi CHO , Se-jin YU , So-young SHIM , Yong-woon YANG
IPC分类号: H01L51/00
摘要: Disclosed is an organic light-emitting device with high efficiency and long lifespan that uses an anthracene derivative having a characteristic structure as a host compound in a light-emitting layer of the organic light-emitting device and uses a compound having a characteristic structure as a compound for a hole transport layer.
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公开(公告)号:US20240334831A1
公开(公告)日:2024-10-03
申请号:US18586830
申请日:2024-02-26
申请人: SFC CO., LTD
发明人: Jin-hwi CHO , So-young SHIM
CPC分类号: H10K85/658 , C07F5/027 , C09K11/06 , H10K85/40 , C09K2211/1018 , H10K50/12
摘要: Disclosed are a polycyclic compound with a specific fused ring structure and an organic light emitting device including a light emitting layer that employs the polycyclic compound. The use of the polycyclic compound ensures significantly long lifetime and improved luminous efficiency of the device.
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公开(公告)号:US20220403233A1
公开(公告)日:2022-12-22
申请号:US17628318
申请日:2020-07-24
申请人: SFC CO., LTD
发明人: So-young SHIM , Se-jin YU
摘要: The present invention relates to the following polycyclic aromatic derivative organic light emitting compound, and an organic light emitting device employing same as a dopant compound of a device light emitting layer. The organic light emitting device according to the present invention comprises a polycyclic aromatic derivative compound as a dopant compound in a light emitting layer, and also, at the same time, employs, alongside the dopant compound, an anthracene derivative compound having a characteristic structure in the light emitting layer by combining same as a host. Accordingly, the organic light emitting device according to the present invention has excellent color purity, high luminous efficiency, and a remarkably improved long life, and thus can be usefully used in various display devices.
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公开(公告)号:US20230140927A1
公开(公告)日:2023-05-11
申请号:US17912293
申请日:2021-03-18
申请人: SFC CO., LTD
发明人: So-young SHIM , Se-jin YU , Jin-hwi CHO , Yong-woon YANG
CPC分类号: H10K50/15 , H10K50/17 , H10K85/6572 , H10K85/636 , H10K85/621 , H10K85/6574 , H10K85/652 , H10K85/658 , H10K85/657 , H10K85/6576 , H10K85/40 , H10K2102/302
摘要: An organoelectroluminescent device according to the present invention employs compounds of characteristic structures as a hole transport material and a dopant material in a hole injection layer or a hole transport layer, and in an emissive layer, respectively, and thus can be driven at a low voltage and realize highly efficient emission characteristics with excellent external quantum efficiency. Thus, the organoelectroluminescent device may be industrially advantageously used in a flexible display device, a flexible display device, a single-color or white-color flat lighting device, a single-color or shite-color flexible lighting device, and the like.
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公开(公告)号:US20230112324A1
公开(公告)日:2023-04-13
申请号:US17881124
申请日:2022-08-04
申请人: SFC CO., LTD
发明人: Jin-hwi CHO , Se-jin YU , So-young SHIM , Yong-woon YANG
IPC分类号: C07D307/87 , C07D409/04 , C07D405/04 , C07D471/04 , C07D307/91 , C07D307/72 , C07D409/14 , C07D405/14 , C07F7/08 , C07D487/06 , C07D405/10 , C07D409/10 , C07D251/24 , C07D239/26 , C07D239/74 , C07D403/10 , C07D401/10 , C07D213/06 , C07D213/16 , H01L51/00
摘要: Disclosed is an organic light-emitting device with high efficiency and long lifespan that uses an anthracene derivative having a characteristic structure as a host compound in a light-emitting layer of the organic light-emitting device and uses a compound having a characteristic structure as a compound for an electron transport layer.
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公开(公告)号:US20230111485A1
公开(公告)日:2023-04-13
申请号:US17881090
申请日:2022-08-04
申请人: SFC CO., LTD
发明人: Jin-hwi CHO , Se-jin YU , So-young SHIM , Yong-woon YANG
IPC分类号: C07D307/87 , C07D409/04 , C07D405/04 , C07D471/04 , C07D307/91 , C07D333/72 , C07D333/76 , C07D409/14 , C07D405/14 , C07F7/08 , C07D487/06 , C07D405/10 , C07C211/54 , C07D409/12 , C07D209/84 , C07D249/20 , C07D263/57 , C07D417/12 , C07D277/66 , C07D277/82 , C07D413/14 , C07D413/12 , H01L51/00
摘要: Disclosed is a highly efficient organic light-emitting device that uses an anthracene derivative having a characteristic structure as a host compound in a light-emitting layer of the organic light-emitting device and includes a capping layer formed using a compound having a characteristic structure in the organic light-emitting device.
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公开(公告)号:US20220271225A1
公开(公告)日:2022-08-25
申请号:US17628073
申请日:2020-06-16
申请人: SFC CO., LTD
发明人: So-young SHIM , Se-jin YU
摘要: The present invention relates to a polycyclic aromatic derivative and an electroluminescent device comprising same. The electroluminescent device according to the present invention comprises a polycyclic aromatic derivative as a dopant compound in a light-emitting layer thereof and also employs an anthracene derivative having a characteristic structure, as a host in combination therewith, in the light-emitting layer, whereby the electroluminescent device can have excellent color purity, high light-emitting efficiency, and a remarkably improved long lifespan, and thus can be advantageously used in various display devices.
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