-
公开(公告)号：US20230114182A1
公开(公告)日：2023-04-13
申请号：US17611452
申请日：2020-11-30
Applicant: LG CHEM, LTD.
Inventor： Seonwoo Kim , Hojung Lee , Sujeong Geum , Hoon Jun Kim , Jae Seung Ha , Ji Young Choi , Wanpyo Hong , Woochul Lee , Joo Ho Kim , Moung Gon Kim , Kyunghee Kim , Hye Min Cho
Abstract: The present specification provides an organic light emitting device including a light emitting layer.
-
公开(公告)号：US20220384733A1
公开(公告)日：2022-12-01
申请号：US17609361
申请日：2020-11-30
Applicant: LG CHEM, LTD.
Inventor： Ji Young Choi , Jae Seung Ha , Wanpyo Hong , Woochul Lee , Joo Ho Kim , Sujeong Geum , Hoon Jun Kim , Hojung Lee , Seonwoo Kim
IPC: H01L51/00
Abstract: An organic light emitting device including a light emitting layer, which comprises a compound represented by Formula 1 and a compound represented by Formula 2.
-
公开(公告)号：US20240309270A1
公开(公告)日：2024-09-19
申请号：US18683480
申请日：2022-07-07
Applicant: LG Chem, Ltd.
Inventor： Jae Seung HA , Seonwoo Kim , Joo Ho Kim , Hoon Jun Kim , Woochul Lee , Hojung Lee
CPC classification number: C09K11/06 , H10K50/12 , H10K85/622 , C09K2211/1011 , C09K2211/1088 , C09K2211/1092
Abstract: A compound of Chemical Formula 1 and an organic light-emitting device including the same:
where X1 is O or S; R3 is a polycyclic heterocyclic group comprising at least one selected from N, O and S, or is a substituted or unsubstituted monocyclic heterocyclic group comprising at least one selected from O and S; Ar is a substituted or unsubstituted aryl group; and the other substituents are as described in the specification. When included in an organic light emitting device, the compound of Chemical Formula 1 can adjust the role of smoothly injecting holes into the light emitting layer, and can balance the movement of holes and electrons in the host, resulting in the device exhibiting lower driving voltage and improved efficiency and stability.-
公开(公告)号：US20230075017A1
公开(公告)日：2023-03-09
申请号：US17427865
申请日：2020-11-27
Applicant: LG CHEM, LTD.
Inventor： Hye Min Cho , Sujeong Geum , Seonwoo Kim , Wanpyo Hong
Abstract: A compound of Chemical Formula 1 and an organic light emitting device including the same, the compound used as a material of an organic material layer of the organic light emitting device and providing high color purity and enhanced lifetime properties of the organic light emitting device.
-
公开(公告)号：US20240349607A1
公开(公告)日：2024-10-17
申请号：US18752757
申请日：2024-06-24
Applicant: LG CHEM, LTD.
Inventor： Jae Seung HA , Sujeong Geum , Seonwoo Kim , Woochul Lee , Woo Jin Cho , Yongbum Cha
IPC: H10K85/60 , C07D307/79 , C07D307/91 , C07D333/54 , C07D405/04 , C07D409/04 , C07D409/10 , C09K11/06 , H10K50/12
CPC classification number: H10K85/6574 , C07D307/79 , C07D307/91 , C07D333/54 , C07D405/04 , C07D409/04 , C07D409/10 , C09K11/06 , H10K85/615 , H10K85/622 , H10K85/626 , H10K85/6572 , H10K85/6576 , C09K2211/1018 , H10K50/12
Abstract: A compound of Chemical Formula 1:
wherein X1 is O or S; any one of R1 to R5 is a moiety bonded to L1 of the following Chemical Formula A at **:
Ar1 is a substituted or unsubstituted aryl group, Chemical Formula 1 comprises at least one deuterium, and the other substituents are as defined in the specification; and an organic light-emitting device including the same. When a compound of Chemical Formula 1 is included in an organic light emitting device, the device exhibits lower driving voltage, improved light efficiency, and improved service life characteristics.-
Patent Agency Ranking
公开(公告)号：US11780856B2
公开(公告)日：2023-10-10
申请号：US17427865
申请日：2020-11-27
Applicant: LG CHEM, LTD.
Inventor： Hye Min Cho , Sujeong Geum , Seonwoo Kim , Wanpyo Hong
CPC classification number: H01L51/008 , C07F5/027 , C09K11/06 , C09K2211/188 , H01L51/5012 , H01L2251/5384
Abstract: A compound of Chemical Formula 1 and an organic light emitting device including the same, the compound used as a material of an organic material layer of the organic light emitting device and providing high color purity and enhanced lifetime properties of the organic light emitting device.
-
公开(公告)号：US20230320214A1
公开(公告)日：2023-10-05
申请号：US18022606
申请日：2021-12-23
Applicant: LG CHEM, LTD.
Inventor： Hoon Jun Kim , Jae Seung Ha , Woochul Lee , Joo Ho Kim , Moung Gon Kim , Hojung Lee , Seonwoo Kim
IPC: H10K85/60 , C07D307/91 , C09K11/06 , C07D405/04 , C07D405/10 , C07F5/02
CPC classification number: H10K85/658 , C07D307/91 , C09K11/06 , H10K85/615 , H10K85/6574 , H10K85/626 , C07D405/04 , H10K85/6572 , C07D405/10 , C07F5/027 , H10K50/12
Abstract: The present specification provides an organic light emitting device including a light emitting layer including a compound represented by Chemical Formula 1; and a compound represented by Chemical Formula H.
-
公开(公告)号：US11685751B2
公开(公告)日：2023-06-27
申请号：US17428851
申请日：2020-11-27
Applicant: LG CHEM, LTD.
Inventor： Sujeong Geum , Hye Min Cho , Seonwoo Kim , Wanpyo Hong , Jaegoo Lee , Hoon Jun Kim
CPC classification number: H01L51/008 , C07F5/027 , C09K11/06 , C07B2200/05 , C09K2211/1018 , H01L51/5016 , H01L51/5028 , H01L2251/5384
Abstract: A compound of Chemical Formula 1, and an organic light emitting device including the same, the compound used as a material of an organic material layer of the organic light emitting device and providing high color purity and enhanced lifetime properties.
-
公开(公告)号：US20230090371A1
公开(公告)日：2023-03-23
申请号：US17612183
申请日：2020-11-30
Applicant: LG CHEM, LTD.
Inventor： Seonwoo Kim , Hojung Lee , Sujeong Geum , Hoon Jun Kim , Jae Seung Ha , Ji Young Choi , Wanpyo Hong , Woochul Lee , Joo Ho Kim , Moung Gon Kim , Kyunghee Kim , Hye Min Cho
IPC: H01L51/00
Abstract: An organic light emitting device including a light emitting layer, which comprises one or more of compounds represented by Formulae 1-1 to 1-3, and a compound represented by Formula 2.
-
公开(公告)号：US20220402887A1
公开(公告)日：2022-12-22
申请号：US17618309
申请日：2021-01-20
Applicant: LG CHEM, LTD.
Inventor： Hojung Lee , Wanpyo Hong , Jae Seung Ha , Ji Young Choi , Woochul Lee , Joo Ho Kim , Hoon Jun Kim , Seonwoo Kim
IPC: C07D307/91 , H01L51/00 , H01L51/50
Abstract: A compound of Chemical Formula 1: and an organic light emitting device including the same.
-
-
-
-
-
-
-
-
-
Search Results
11
records
(took 0.015 seconds)
