公开(公告)号：US20230242498A1

公开(公告)日：2023-08-03

申请号：US17924464

申请日：2021-08-19

申请人： LG CHEM, LTD.

发明人： Minjun KIM ,  Sang Duk SUH ,  Young Seok KIM ,  Dong Hoon LEE

IPC分类号： C07D307/91 ,  H10K50/11 ,  H10K85/60 ,  C07D333/76

CPC分类号： C07D307/91 ,  H10K50/11 ,  H10K85/615 ,  H10K85/6574 ,  H10K85/636 ,  H10K85/626 ,  C07D333/76 ,  H10K85/6576

摘要： Provided is a compound of Chemical Formula 1:




wherein in Chemical Formula 1: L is a substituted or unsubstituted C6-60 arylene; L1 is a single bond or a substituted or unsubstituted C6-60 arylene; Ar1 is any one substituent of the following:




X is O or S; Ar2 is a substituted or unsubstituted C6-60 aryl; each R is independently hydrogen or deuterium; n1 is an integer of 0 to 9; and n2 is an integer of 0 to 9, and an organic light emitting device including the same.

公开(公告)号：US20200028097A1

公开(公告)日：2020-01-23

申请号：US16485134

申请日：2018-06-15

申请人： LG CHEM, LTD.

发明人： Younghee LEE ,  Dongheon KIM ,  Woochul LEE ,  Ji Young CHOI ,  Wanpyo HONG ,  Young Seok KIM ,  Joo Ho KIM ,  Kongkyeom KIM

IPC分类号： H01L51/00 ,  C07D493/04 ,  C09K11/06 ,  C07D495/04

摘要： Provided are anthracene derivatives of Chemical Formula 1: wherein: X1 is O or S; R1 and R2 are the same as or different from each other, and each independently is hydrogen, deuterium, a nitrile group, a halogen groups a substituted or unsubstituted alkyl group, a substituted or unsubstituted silyl group, a substituted or unsubstituted aryl group, or a substituted or unsubstituted heteroaryl group, or bond to adjacent groups to form a substituted or unsubstituted ring; Ar is a substituted or unsubstituted heteroaryl group comprising O or S; and a is an integer of 0 to 9, and b is an integer of 0 to 8, and when a is 2 or greater, R1s are the same as or different from each other, and when b is 2 or greater, R2s are the same as or different from each other. Also provided are organic light emitting devices comprising same.

公开(公告)号：US20240341175A1

公开(公告)日：2024-10-10

申请号：US18566998

申请日：2022-07-14

申请人： LG CHEM, LTD.

发明人： Minjun KIM ,  Dong Hoon LEE ,  Sang Duk SUH ,  Young Seok KIM

IPC分类号： H10K85/60 ,  C09K11/06 ,  H10K50/11 ,  H10K85/40 ,  H10K101/00

CPC分类号： H10K85/654 ,  C09K11/06 ,  H10K85/40 ,  H10K85/615 ,  H10K85/622 ,  H10K85/626 ,  H10K85/633 ,  H10K85/636 ,  H10K85/6574 ,  C09K2211/1018 ,  H10K50/11 ,  H10K85/6572 ,  H10K85/6576 ,  H10K2101/90

摘要： An organic light emitting device comprising an anode; a cathode; and a light emitting layer between the anode and the cathode, the light emitting layer comprising a first compound of Chemical Formula 1 and a second compound of Chemical Formula 2:




wherein: Ar1 and Ar2 are each independently a substituted or unsubstituted C6-60 aryl; R is deuterium or a substituted or unsubstituted C6-60 aryl or C2-60 heteroaryl containing at least one of N, O and S, provided that carbazolyl and benzocarbazolyl are excluded from R; X is O or S; R1 and R10 are each independently hydrogen, deuterium, or a substituent of Chemical Formula 3, provided that one of R1 to R10 is a substituent of Chemical Formula 3:




and the other substituents are as defined in the specification, the device exhibiting improved driving voltage, luminous efficiency and lifetime.

公开(公告)号：US20240237518A1

公开(公告)日：2024-07-11

申请号：US18283763

申请日：2022-11-16

申请人： LG CHEM, LTD.

发明人： Minjun KIM ,  Dong Hoon LEE ,  Sang Duk SUH ,  Young Seok KIM

IPC分类号： H10K85/60 ,  H10K50/11 ,  H10K101/00

CPC分类号： H10K85/654 ,  H10K85/622 ,  H10K85/633 ,  H10K85/636 ,  H10K85/657 ,  H10K50/11 ,  H10K85/615 ,  H10K85/626 ,  H10K85/6572 ,  H10K85/6574 ,  H10K85/6576 ,  H10K2101/90

摘要： Provided is an organic light emitting device comprising: an anode; a cathode; and a light emitting layer between the anode and cathode, the light emitting layer comprising a compound of Chemical Formula 1 and a compound of Chemical Formula 2:




wherein any one of Y1 to Y7 is N and the others are CR; Ar1 and Ar2 are each independently a substituted or unsubstituted C6-60 aryl or C2-60 heteroaryl containing at least one of N, O and S; A is fused with an adjacent pentagonal ring and is a benzene ring that is unsubstituted or substituted with deuterium, or a naphthalene ring that is unsubstituted or substituted with deuterium; Ar′1 to Ar′3 are each independently a substituted or unsubstituted C6-60 aryl or C2-60 heteroaryl containing at least one of N, O and S; and the other substituents are as described in the specification.

公开(公告)号：US20240172559A1

公开(公告)日：2024-05-23

申请号：US18272344

申请日：2022-07-22

申请人： LG CHEM, LTD.

发明人： Minjun KIM ,  Dong Hoon LEE ,  Sang Duk SUH ,  Young Seok KIM

IPC分类号： H10K85/60 ,  C07D307/77 ,  C07D307/91 ,  C07D405/04 ,  C07D405/10 ,  C07D405/14 ,  C07D409/12 ,  C07D409/14 ,  C07F7/08 ,  H10K85/40

CPC分类号： H10K85/654 ,  C07D307/77 ,  C07D307/91 ,  C07D405/04 ,  C07D405/10 ,  C07D405/14 ,  C07D409/12 ,  C07D409/14 ,  C07F7/0812 ,  H10K85/40 ,  H10K85/615 ,  H10K85/622 ,  H10K85/626 ,  H10K85/633 ,  H10K85/636 ,  H10K85/6574 ,  H10K85/6576 ,  H10K50/11

摘要： An organic light emitting device comprising an anode, a cathode, and a light emitting layer between the anode and the cathode, the light emitting layer including a compound represented by Chemical Formula 1 and a compound represented by Chemical Formula 2, is provided.

公开(公告)号：US20230354706A1

公开(公告)日：2023-11-02

申请号：US18016720

申请日：2021-10-22

申请人： LG CHEM, LTD.

发明人： Minjun KIM ,  Dong Hoon LEE ,  Sang Duk SUH ,  Young Seok KIM ,  Donghee KIM ,  Joongsuk OH ,  Da Jung LEE

IPC分类号： H10K85/60 ,  C07D405/04 ,  C09K11/06 ,  C07D409/14 ,  C07D405/14 ,  C07D405/10 ,  C07D209/80 ,  C07D409/10 ,  C07D409/12 ,  C07D405/12

CPC分类号： H10K85/6574 ,  C07D405/04 ,  C09K11/06 ,  H10K85/654 ,  H10K85/615 ,  H10K85/622 ,  C07D409/14 ,  H10K85/6576 ,  C07D405/14 ,  H10K85/626 ,  C07D405/10 ,  H10K85/6572 ,  C07D209/80 ,  H10K85/636 ,  C07D409/10 ,  H10K85/633 ,  C07D409/12 ,  C07D405/12 ,  H10K50/11

摘要： Provided is an organic light emitting device comprising an anode; a cathode; and a light emitting layer between the anode and the cathode, wherein the light emitting layer comprises a compound of the following Chemical Formula 1 and a compound of the following Chemical Formula 2:




where A′ is a naphthalene ring fused with an adjacent ring and is unsubstituted or substituted with deuterium, and the other substituents are described in the specification. Organic light emitting devices in which a compound of Chemical Formula 1 and a compound of Chemical Formula 2 are co-deposited as a host for a light emitting layer exhibit reduced driving voltage and increased efficiency and lifespan.

公开(公告)号：US20220199915A1

公开(公告)日：2022-06-23

申请号：US17432069

申请日：2020-10-22

申请人： LG CHEM, LTD.

发明人： Minjun KIM ,  Seung Won CHOI ,  Dong Hoon LEE ,  Sang Duk SUH ,  Young Seok KIM ,  Seoyeon KIM

IPC分类号： H01L51/00

摘要： A compound represented by Chemical Formula 1 and an organic light emitting device comprising the same, the compound used as a material of an organic material layer of the organic light emitting device and providing improved efficiency, low driving voltage, and improved lifetime characteristics.

公开(公告)号：US20190237680A1

公开(公告)日：2019-08-01

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

CPC分类号： H01L51/0072 ,  C07D209/56 ,  C07D209/82 ,  C07D403/04 ,  C09K11/06 ,  H01L51/00 ,  H01L51/50 ,  H01L51/5012 ,  H01L51/5056 ,  H01L51/5092

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：US20240349605A1

公开(公告)日：2024-10-17

申请号：US18293874

申请日：2022-08-05

申请人： LG CHEM, LTD.

发明人： Minjun KIM ,  Dong Hoon LEE ,  Sang Duk SUH ,  Young Seok KIM ,  Da Jung LEE

IPC分类号： H10K85/60 ,  C07C211/54 ,  C07C211/61 ,  C07D209/86 ,  C07D307/91 ,  C07D333/76 ,  C07D405/04 ,  C07D405/10 ,  C07D405/12 ,  C07D405/14 ,  C07D409/12 ,  C07D409/14 ,  C09K11/06 ,  H10K50/11 ,  H10K101/00

CPC分类号： H10K85/6574 ,  C07C211/54 ,  C07C211/61 ,  C07D209/86 ,  C07D307/91 ,  C07D333/76 ,  C07D405/04 ,  C07D405/10 ,  C07D405/12 ,  C07D405/14 ,  C07D409/12 ,  C07D409/14 ,  C09K11/06 ,  H10K85/622 ,  H10K85/626 ,  H10K85/633 ,  H10K85/636 ,  H10K85/654 ,  H10K85/6576 ,  C07C2603/18 ,  C07C2603/26 ,  C07C2603/42 ,  C09K2211/1003 ,  C09K2211/1018 ,  H10K50/11 ,  H10K85/6572 ,  H10K2101/90

摘要： An organic light-emitting device. light emitting device having a light emitting layer including a compound of Chemical Formula 1 and a compound of Chemical Formula 2:




Ar1 and Ar2 are each independently a substituted or unsubstituted C6-60 aryl or C2-60 heteroaryl containing at least one of N, O and S, each Ar3 is independently hydrogen, deuterium, or a substituted or unsubstituted C6-60 aryl or C2-60 heteroaryl containing at least one of N, O and S, and at least one of Ar1, Ar2-Ar3 is a substituted or unsubstituted C16-60 aryl polycyclic aromatic ring,




Ar5 and Ar6 are each substituted or unsubstituted C6-60 aryl or C2-60 heteroaryl containing at least one of N, O and S, and the other substituents are as defined in the specification, provided that Ar3 is not




when Ar3 is an unsubstituted C16-60 aryl polycyclic aromatic ring.

公开(公告)号：US20240300926A1

公开(公告)日：2024-09-12

申请号：US18569407

申请日：2022-05-11

申请人： LG CHEM, LTD.

发明人： Minjun KIM ,  Dong Hoon LEE ,  Sang Duk SUH ,  Young Seok KIM ,  Donghee KIM ,  Joongsuk OH ,  Da Jung LEE

IPC分类号： C07D405/04 ,  C07D405/10 ,  C07D409/14 ,  C09K11/06 ,  H10K50/11 ,  H10K85/60

CPC分类号： C07D405/04 ,  C07D405/10 ,  C07D409/14 ,  C09K11/06 ,  H10K50/11 ,  H10K85/622 ,  H10K85/654 ,  H10K85/6574 ,  C09K2211/1066

摘要： A compound of Chemical Formula 1 and an organic light emitting device including the same:




wherein: Ar1 is unsubstituted benzophenanthrenyl, chrysenyl, or fluoranthenyl; Ar2 is a substituted or unsubstituted C6-60 aryl, or a substituted or unsubstituted C6-60 heteroaryl containing any one or more of N, O and S; L1, L2, and L3 each independently is a direct bond or a substituted or unsubstituted C6-60 arylene; and R1 and R2 are each independently hydrogen, deuterium, a substituted or unsubstituted C1-12 alkyl, or a substituted or unsubstituted C6-14 aryl. The compound of Chemical Formula 1 can be used as a material for an organic material layer of an organic light emitting device for hole injection, hole transport, hole injection and transport, electron blocking, light emission, electron transport, or electron injection, and can improve the efficiency, achieve low driving voltage and/or improve lifetime characteristics of the device.