-
公开(公告)号:US20230139741A1
公开(公告)日:2023-05-04
申请号:US17833028
申请日:2022-06-06
发明人: Taku IMAIZUMI
IPC分类号: C07D209/82 , C07D405/12 , C07D409/12 , C07D405/14 , C07D405/04 , H01L51/00
摘要: A light emitting element according to an embodiment includes a first electrode, a second electrode disposed on the first electrode, and at least one functional layer disposed between the first electrode and the second electrode and including a polycyclic compound according to an embodiment, thereby showing high efficiency and long-life characteristics.
-
公开(公告)号:US20230062265A1
公开(公告)日:2023-03-02
申请号:US17841930
申请日:2022-06-16
发明人: Yasuhiro NIIKURA , Daisuke KUBOTA , Taisuke KAMADA , Sachiko KAWAKAMI , Anna TADA , Satoshi SEO
IPC分类号: C07C211/54 , H01L27/28 , C07D209/82 , C07D307/91 , C07D405/12 , C07D409/12 , C07D333/76 , C07C15/38 , C07C15/20 , C07C15/28 , C07D495/22 , C07D495/14 , C07D495/04 , C07D333/18 , C07D471/06 , C07D251/24 , C07D403/14 , C07D401/10 , C07D235/08 , C07D519/00 , C07D409/10 , C07D403/10 , C07D491/048 , C07F7/22 , C07F15/00 , C07D413/10 , C07D405/04 , C07D221/20 , C07D409/14 , C07D219/16 , C07D471/14 , H01L51/00
摘要: A light-receiving device in which an increase in driving voltage is inhibited is provided. Any of the following light-receiving devices is provided: a light-receiving device that includes a light-receiving layer between a pair of electrodes and in which the light-receiving layer includes an active layer, a buffer layer, and an electron-transport layer, the buffer layer is between the active layer and the electron-transport layer and is in contact with the active layer, and the buffer layer includes an organic compound having an electron-withdrawing group; a light-receiving device that includes a light-receiving layer between a pair of electrodes and in which the light-receiving layer includes an active layer, a buffer layer, and an electron-transport layer, the buffer layer is between the active layer and the electron-transport layer and is in contact with the active layer, and the buffer layer includes a heteroaromatic compound having an electron-withdrawing group.
-
公开(公告)号:US11581496B2
公开(公告)日:2023-02-14
申请号:US16339284
申请日:2018-03-27
申请人: LG CHEM, LTD
发明人: Minjun Kim , Hyok Joon Kwon , Young Seok Kim , Donghee Kim , Kongkyeom Kim , Min Woo Lee
IPC分类号: H01L51/00 , H01L51/50 , C07D209/82 , C07D209/56 , C07D403/04 , C09K11/06
摘要: The present specification provides a benzocarbazole-based compound of chemical formula 1 and an organic light-emitting device comprising same. The benzocarbazole-based compound as a material of an organic material layer of the organic light emitting device provides enhanced efficiency, low driving voltage and increased lifetime.
-
公开(公告)号:US11578076B2
公开(公告)日:2023-02-14
申请号:US16490014
申请日:2018-07-20
申请人: LG CHEM, LTD.
发明人: Jung Ha Lee , Dong Hoon Lee , Tae Yoon Park , Seong Mi Cho , Dong Uk Heo , Min Woo Jung
IPC分类号: C07D491/048 , C07D209/82 , C07D307/91 , C07D333/52 , C07D495/04 , H01L51/00 , C07D407/14 , C07D409/14 , C07D471/04 , C07D487/04 , C07D413/14 , C07D417/14 , H01L51/50
摘要: Disclosed are a heterocyclic compound represented by Formula 1 and an organic light emitting device using the same. The heterocyclic compound is used as a material for hole injection layer, hole transport layer, hole injection and transport layer, light emission layer, electron transport layer, or electron injection layer of the organic light emitting device and provides improved efficiency, low driving voltage, and improved lifetime characteristic.
-
5.
公开(公告)号:US11552253B2
公开(公告)日:2023-01-10
申请号:US15780672
申请日:2016-11-24
发明人: Jong Gwang Park , Yeon Hee Choi , Yun Suk Lee , Ki Ho So , Hyung Keun Park , Yeon Seok Jeong , Sun Pil Hwang , Sun Hee Lee
IPC分类号: H01L51/00 , C07D333/76 , C07D409/12 , C07D307/91 , C07D409/14 , C07D209/82 , C09K11/06 , C07D407/12 , H01L51/50 , H05B33/14 , C07D209/88 , C07D405/12 , H01L51/52 , H01L51/56
摘要: Provided is a novel compound capable of improving the luminous efficiency, stability and lifespan of a device, an organic electronic device using the same, and an electronic device.
-
公开(公告)号:US20220407026A1
公开(公告)日:2022-12-22
申请号:US17825854
申请日:2022-05-26
发明人: Huiqing PANG , Jing WANG , Zhihao CUI , Hualong DING , Renjie ZHENG , Chi Yuen Raymond KWONG
IPC分类号: H01L51/50 , C07D209/82 , C07D409/12 , C07D401/12 , C07D405/12 , C07D403/12 , C07D401/04 , C07D405/04 , C07D409/04 , C07D403/14 , C07C211/54 , C07C15/28 , C07D487/16 , C07C255/51 , C07D498/04 , H01L51/00
摘要: The device provided herein is an organic electroluminescent device and includes a substrate; a first electrode on the substrate and with high reflectivity; a translucent or transparent second electrode over the first electrode; and a first, a second and a third organic layer included between the first and the second electrode; where the second organic layer has a thickness >80 nm and is made of a second organic material; the third organic layer is a light-emitting layer including at least one light-emitting material and at least one host material; the first organic layer has a conductivity >1×10−4 S/m and
-
公开(公告)号:US20220348557A1
公开(公告)日:2022-11-03
申请号:US17641882
申请日:2020-09-16
发明人: Junya OGAWA , Takahiro KAI , Masashi TADA , Kazunari YOSHIDA
IPC分类号: C07D401/14 , C07D409/14 , C07D405/14 , C07D209/82 , C07D487/04 , C07F15/00 , C07F7/22 , C07F1/08 , C07D219/16 , C07C317/14 , C07D413/14 , H01L51/00
摘要: To provide an organic electroluminescent device having high efficiency and high driving stability while having a low driving voltage. The organic electroluminescent device has one or more light-emitting layers between an anode and a cathode opposed to each other, wherein at least one of the light-emitting layers is a light-emitting layer composed of a vapor deposition layer containing a first host, a second host and a light-emitting dopant material; the first host is selected from oligopyridine compounds represented by the general formula (1); and the second host is selected from carbazole compounds having two or more carbazole rings, indolocarbazole compounds having an indolocarbazole ring or compounds having a carbazole ring and an indolocarbazole ring.
-
公开(公告)号:US20220315555A1
公开(公告)日:2022-10-06
申请号:US17518249
申请日:2021-11-03
发明人: Milan BRUNCKO , Hong DING , George A. DOHERTY , Steven W. ELMORE , Lisa A. HASVOLD , Laura HEXAMER , Aaron R. KUNZER , Xiaohong SONG , Andrew J. SOUERS , Gerard M. SULLIVAN , Zhi-Fu TAO , Gary T. WANG , Le WANG , Xilu WANG , Michael D. WENDT , Robert MANTEI , Todd M. HANSEN
IPC分类号: C07D401/12 , C07D401/14 , C07D519/00 , C07D471/04 , C07D209/82 , C07D403/12 , A61K31/496
摘要: Disclosed are compounds which inhibit the activity of anti-apoptotic Bcl-2 proteins, compositions containing the compounds and methods of treating diseases during which is expressed anti-apoptotic Bcl-2 protein.
-
公开(公告)号:US20220306567A1
公开(公告)日:2022-09-29
申请号:US17619396
申请日:2020-09-01
发明人: Tiantian MA , Jian LI
IPC分类号: C07C211/54 , C07D209/82 , C07D333/76 , C07D307/91 , C07D401/12 , C07D471/04 , C07D213/38 , C07D215/06 , C07D403/12 , C07D409/04 , C07D519/00 , C07D405/12 , C07D409/12 , H01L51/00
摘要: The present application provides a nitrogen-containing compound as represented by formula I, an electronic element, and an electronic device, which relates to the technical field of organic materials. The nitrogen-containing compound can improve the performance of the electronic element.
-
公开(公告)号:US20220298130A1
公开(公告)日:2022-09-22
申请号:US17631552
申请日:2020-07-30
发明人: Soung Yun MUN , Min Ji JO , Chi Hyun PARK , Yong Wook PARK , Sun Hee LEE
IPC分类号: C07D307/91 , C07D209/82 , C07D333/76 , C07C211/54 , C07D401/12 , C07D405/12 , C07D409/14 , C07D403/12 , C07D409/12 , C07D495/04 , H01L51/00
摘要: Embodiments of the present invention relate to an organic electronic device capable of ensuring high luminous efficiency, low driving voltage and high heat resistance, and improving color purity or lifespan.
-
-
-
-
-
-
-
-
-