公开(公告)号：US20250040428A1

公开(公告)日：2025-01-30

申请号：US18761098

申请日：2024-07-01

Applicant: LG CHEM, LTD.

Inventor： Soyeon KIM ,  Minjun KIM ,  Sang Duk SUH ,  Min Woo JUNG ,  Young Seok KIM ,  Donghee KIM ,  Sunmi LEE

IPC: H10K85/60 ,  C07D307/77 ,  C07D307/91 ,  C07D333/50 ,  C07D409/12 ,  C09K11/06 ,  H10K50/12 ,  H10K101/00

Abstract: A compound of Chemical Formula 1: where X1 and X2 are each independently O or S; A1 is a benzene ring fused with adjacent pentagonal and benzene rings; A2 is a naphthalene ring fused with an adjacent pentagonal ring; Ar is a substituted or unsubstituted C6-60 aryl, a substituted or unsubstituted C2-60 heteroaryl containing a heteroatom of O or S, or a substituted or unsubstituted C2-60 heteroaryl containing a heteroatom of N and at least one selected of O and S; R1 and R2 are each independently hydrogen, deuterium, halogen, cyano, or a substituted or unsubstituted C1-60 alkyl; and the other substituents are as defined in the specification; and an organic light emitting device including the same. The organic light emitting device including the compound of Chemical Formula 1 in an organic material layer exhibits improved efficiency, low driving voltage and/or improved lifetime characteristics.

公开(公告)号：US20230242498A1

公开(公告)日：2023-08-03

申请号：US17924464

申请日：2021-08-19

Applicant: LG CHEM, LTD.

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

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

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

Abstract: 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：US20210036236A1

公开(公告)日：2021-02-04

申请号：US16982229

申请日：2019-04-19

Applicant: LG CHEM, LTD.

Inventor： Minjun KIM ,  Kongkyeom KIM ,  Min Woo LEE ,  Donghee KIM

IPC: H01L51/00 ,  C07D409/14 ,  C07D405/14 ,  C07D495/04 ,  C07D491/048

Abstract: Provided is a compound of Chemical Formula 1: wherein: R1 to R4 are each independently hydrogen, or groups adjacent to each other can bond to form a substituted or unsubstituted monocyclic or polycyclic ring; L is a direct bond or a substituted or unsubstituted arylene group; and Ar is Chemical Formula D: wherein: Y1 to Y5 each independently is N or CR; at least one of Y1 to Y5 is N; R is hydrogen, deuterium, a halogen group, a substituted or unsubstituted alkyl group, a substituted or unsubstituted alkenyl group, a substituted or unsubstituted aryl group, or a substituted or unsubstituted heteroaryl group, and adjacent Rs can bond to each other to form a substituted or unsubstituted ring; and when R is two or more, the Rs are the same as or different from each other, and an organic light emitting device comprising the same.

公开(公告)号：US20170283379A1

公开(公告)日：2017-10-05

申请号：US15508438

申请日：2015-10-07

Applicant: LG CHEM, LTD

Inventor： Hyok Joon KWON ,  Minjun KIM ,  Wanpyo HONG ,  Kongkyeom KIM ,  Seong So KIM

IPC: C07D209/56 ,  H01L51/00 ,  H01L51/50 ,  C09K11/06

CPC classification number: C07D209/56 ,  C07D209/80 ,  C07D403/04 ,  C07D403/10 ,  C07D403/14 ,  C07D405/14 ,  C07D409/14 ,  C09K11/06 ,  C09K2211/1011 ,  C09K2211/1029 ,  H01L51/0072 ,  H01L51/5056 ,  H01L51/5072 ,  H01L51/5092 ,  H01L2251/50 ,  H01L2933/0016

Abstract: The present specification provides a multicyclic compound including nitrogen and an organic light emitting device using the same.

公开(公告)号：US20170012217A1

公开(公告)日：2017-01-12

申请号：US15113264

申请日：2015-07-14

Applicant: LG CHEM, LTD.

Inventor： Minseung CHUN ,  Sang Young JEON ,  Minwoo CHOI ,  Hyok Joon KWON ,  Hyoungcheul KIM ,  Minjun KIM

IPC: H01L51/00 ,  C09K11/06 ,  C09K11/02

CPC classification number: H01L51/0072 ,  C09K11/02 ,  C09K11/025 ,  C09K11/06 ,  C09K2211/1007 ,  C09K2211/1029 ,  C09K2211/1044 ,  C09K2211/1059 ,  C09K2211/1092 ,  C09K2211/185 ,  H01L51/0052 ,  H01L51/0054 ,  H01L51/0059 ,  H01L51/006 ,  H01L51/0061 ,  H01L51/0067 ,  H01L51/0068 ,  H01L51/0074 ,  H01L51/5004 ,  H01L51/5016 ,  H01L51/5056 ,  H01L2251/552

Abstract: The present specification relates to an organic light emitting diode.

Abstract translation: 本说明书涉及有机发光二极管。

公开(公告)号：US20240341175A1

公开(公告)日：2024-10-10

申请号：US18566998

申请日：2022-07-14

Applicant: LG CHEM, LTD.

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

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

CPC classification number: 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

Abstract: 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

Applicant: LG CHEM, LTD.

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

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

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

Abstract: 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

Applicant: LG CHEM, LTD.

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

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

CPC classification number: 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

Abstract: 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

Applicant: LG CHEM, LTD.

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

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

CPC classification number: 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

Abstract: 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

Applicant: LG CHEM, LTD.

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

IPC: H01L51/00

Abstract: 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.