-
公开(公告)号：US12069944B2
公开(公告)日：2024-08-20
申请号：US17294370
申请日：2020-01-14
申请人： LG CHEM, LTD.
发明人： Sung Jae Lee , Sung Kil Hong , Yongbum Cha , Woo Jin Cho , Joo Yong Yoon , Hyeon Jin Mun
CPC分类号： H10K85/636 , H10K85/00 , H10K85/633 , H10K50/15 , H10K50/17 , H10K50/18 , H10K85/626 , H10K85/6572
摘要： An organic light emitting device including a first electrode; a second electrode provided to face the first electrode; and an organic material layer having one, two or more layers provided between the first electrode and the second electrode, wherein the organic material layer includes a first organic material layer including a compound of Chemical Formula 1 and a second organic material layer including a compound of Chemical Formula 2.
-
公开(公告)号：US11968897B2
公开(公告)日：2024-04-23
申请号：US15758512
申请日：2017-02-23
申请人： LG Chem, Ltd.
发明人： Yongbum Cha , Seongmi Cho , Jungbum Kim , Sung Kil Hong , Jiwon Kwak
IPC分类号： H10K85/60 , C07D307/91 , C07D307/93 , C07D405/04 , C07D405/10 , C07D405/14 , C07D409/04 , C07D409/14 , C09K11/02 , H10K50/11 , H10K50/15 , H10K50/16 , H10K50/18
CPC分类号： H10K85/6574 , C07D307/91 , C07D307/93 , C07D405/04 , C07D405/10 , C07D405/14 , C07D409/04 , C07D409/14 , C09K11/025 , H10K85/615 , H10K85/622 , H10K85/654 , H10K85/6572 , H10K85/6576 , H10K50/11 , H10K50/15 , H10K50/16 , H10K50/18
摘要： The present specification relates to a hetero-cyclic compound represented by the following Chemical Formula 1, and an organic light emitting device including the same. Such hetero-cyclic compound used as a material for an organic material layer of an organic light emitting device improves efficiency, achieves low driving voltage, and/or improves service life characteristics.
[Chemical Formula 1]
wherein R1 to R5, r3 to r5, L1, and Ar1 are defined therein.-
公开(公告)号：US11877509B2
公开(公告)日：2024-01-16
申请号：US16301574
申请日：2017-06-01
申请人： LG Chem, Ltd.
发明人： Yongbum Cha , Seong So Kim , Sung Jae Lee , Sung Kil Hong
IPC分类号： H10K85/60 , C07C211/61 , C07D235/08 , C07D401/10 , C07D405/10 , C09K11/06 , C07C15/27 , H10K50/00 , H10K99/00 , H10K50/11 , H10K50/15 , H10K50/17 , H10K50/18 , H10K101/10
CPC分类号： H10K85/633 , C07C15/27 , C07C211/61 , C07D235/08 , C07D401/10 , C07D405/10 , C09K11/06 , H10K50/00 , H10K85/615 , H10K85/622 , H10K85/626 , H10K85/654 , H10K85/6572 , H10K85/6574 , H10K99/00 , C07C2603/18 , C07C2603/42 , C07C2603/97 , C09K2211/1007 , C09K2211/1011 , C09K2211/1014 , C09K2211/1018 , H10K50/11 , H10K50/15 , H10K50/17 , H10K50/18 , H10K85/624 , H10K2101/10
摘要： The present specification relates to an organic light emitting device.
-
![Polycyclic aromatic compounds containing a 1,11-dioxa-,1,11-dithia-, or 1-oxa-11-thia-4,8-diaza-11b-boradicyclopenta[a,j]phenalene core and organic light-emitting device comprising same](/abs-image/US/2023/04/18/US11631821B2/abs.jpg.150x150.jpg)
公开(公告)号：US11631821B2
公开(公告)日：2023-04-18
申请号：US16771361
申请日：2019-02-22
申请人： LG CHEM, LTD.
发明人： Sang Duk Suh , Sung Kil Hong , Yongbum Cha , Seong So Kim , Minseung Chun
摘要： Provided is a heterocyclic compound of Chemical Formula 1: wherein: W1 and W2 are the same as or different from each other, and each independently is O or S; A1 and A2 each independently is a substituted or unsubstituted aryl group, or a substituted or unsubstituted heteroaryl group; R1 to R7 each independently is hydrogen, deuterium, a nitrile group, a halogen group, a substituted or unsubstituted alkyl group, a substituted or unsubstituted cycloalkyl group, a substituted or unsubstituted alkoxy group, a substituted or unsubstituted silyl group, a substituted or unsubstituted amine group, a substituted or unsubstituted aryl group, or a substituted or unsubstituted heteroaryl group; and R1 to R7, A1 and A2 bond to adjacent substituents to form a substituted or unsubstituted ring, and an organic light-emitting device including the same.
-
公开(公告)号：US11569453B2
公开(公告)日：2023-01-31
申请号：US16768831
申请日：2019-03-06
申请人： LG CHEM, LTD.
发明人： Junghoon Yang , Dong Hoon Lee , Jungoh Huh , Yongbum Cha , Dong Uk Heo , Miyeon Han , Jae Tak Lee , Heekyung Yun
IPC分类号： C07D405/04 , C07D409/14 , C07D401/10 , H01L51/00 , H01L51/50 , C07D239/26 , C07D239/74 , C07D251/24 , C07D403/10
摘要： Provided is a compound of Chemical Formula 1: where A and B each independently is a substituted or unsubstituted aryl group, a substituted or unsubstituted monocyclic or dicyclic heteroaryl group, a substituted or unsubstituted dibenzofuran group, a substituted or unsubstituted benzonaphthofuran group, a substituted or unsubstituted dibenzothiophene group, a substituted or unsubstituted benzonaphthothiophene group, a substituted or unsubstituted phenoxazine group, a substituted or unsubstituted phenothiazine group, a substituted or unsubstituted phenanthroline group, a substituted or unsubstituted benzoquinoline group, a substituted or unsubstituted arylamine group, a substituted or unsubstituted silyl group, or a substituted or unsubstituted phosphine oxide group, or one of the following substituents: and an organic light emitting device including the same.
-
公开(公告)号：US20220302392A1
公开(公告)日：2022-09-22
申请号：US17630095
申请日：2020-10-29
申请人： LG CHEM, LTD.
发明人： Jaegoo Lee , Yongbum Cha , Dong Uk Heo , Woochul Lee , Dongkeun Song , Jiyoung Noh
IPC分类号： H01L51/00
摘要： The present disclosure relates to an organic light emitting device having improved driving voltage, efficiency and lifetime.
-
公开(公告)号：US20210288264A1
公开(公告)日：2021-09-16
申请号：US17331943
申请日：2021-05-27
申请人： LG Chem, Ltd.
发明人： Dong Uk Heo , Dong Hoon Lee , Jungoh Huh , Boonjae Jang , Yongbum Cha , Minyoung Kang , Miyeon Han , Min Woo Jung
IPC分类号： H01L51/00 , C07D405/10 , C07D333/76 , C07D307/91 , C07D311/96 , C07D311/78 , C07D251/24 , H01L51/50 , H05B33/14 , C07D417/10 , C07D413/10 , C07D405/14 , C07D471/04
摘要： The present specification relates to a hetero-cyclic compound and an organic light emitting device comprising the same.
-
公开(公告)号：US10991886B2
公开(公告)日：2021-04-27
申请号：US15757470
申请日：2016-09-02
申请人： LG Chem, Ltd.
发明人： Yongbum Cha , Sung Kil Hong , Jin Joo Kim
IPC分类号： H01L51/00 , C07C211/61 , C09K11/06 , C07F7/08 , H01L51/50 , C07C15/38 , C07C13/72 , C07C255/58 , C07B59/00
摘要： The present specification provides an amine-based compound and an organic light emitting device including the same.
-
公开(公告)号：US20190010164A1
公开(公告)日：2019-01-10
申请号：US16069694
申请日：2017-01-26
申请人： LG Chem, Ltd.
发明人： Yongbum Cha , Sung Kil Hong , Jungbum Kim , Dong Uk Heo , Sung Jae Lee
IPC分类号： C07D491/052 , C07D493/04 , C07D495/04 , C07D409/04 , C07D407/04 , C07D405/04 , H01L51/00 , H01L51/50
摘要： The present specification relates to a spiro compound and an organic electronic device including the same.
-
公开(公告)号：US20180337341A1
公开(公告)日：2018-11-22
申请号：US15777811
申请日：2017-02-22
申请人： LG Chem, Ltd.
发明人： Dong Uk Heo , Dong Hoon Lee , Jungoh Huh , Boonjae Jang , Yongbum Cha , Minyoung Kang , Miyeon Han , Min Woo Jung
IPC分类号： H01L51/00 , H01L51/50 , C07D405/10 , C07D405/14 , C07D471/04
CPC分类号： C07D251/24 , C07D307/91 , C07D311/78 , C07D311/96 , C07D333/76 , C07D405/10 , C07D413/10 , C07D417/10 , H01L51/00 , H01L51/50 , H05B33/14
摘要： The present specification relates to a hetero-cyclic compound and an organic light emitting device comprising the same.
-
-
-
-
-
-
-
-
-
搜索结果
83 条记录 (耗时 0.028 秒)
