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

IPC: H01L51/00 ,  C07F5/02 ,  C09K11/06

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：US11489122B1

公开(公告)日：2022-11-01

申请号：US16630331

申请日：2018-07-09

Applicant: LG CHEM, LTD.

Inventor： Woochul Lee ,  Ki Dong Koo ,  Dongheon Kim ,  Ki Kon Lee ,  Sujeong Geum ,  Jung Min Yoon ,  Kongkyeom Kim ,  Hyungjin Lee ,  Nansra Heo

IPC: H01L51/00 ,  C09K11/06 ,  C07D487/04 ,  C07D495/04 ,  C07C211/61 ,  C07D493/04 ,  H01L51/50

Abstract: Provided is a compound of Formula 1: and an organic light emitting device including the same.

公开(公告)号：US12209095B2

公开(公告)日：2025-01-28

申请号：US17620255

申请日：2020-11-20

Applicant: LG CHEM, LTD.

Inventor： Kyunghee Kim ,  Wanpyo Hong ,  Sujeong Geum ,  Moung Gon Kim ,  Yonghan Lee

IPC: C07D491/22 ,  C07C15/28 ,  C07D307/91 ,  C07D333/08 ,  C07D333/76 ,  C07D405/10 ,  C07D405/14 ,  C07D409/10 ,  C07D409/14 ,  C07D487/06 ,  C07D487/16 ,  C07D491/16 ,  C07D495/16 ,  C07D495/22 ,  C07F7/08 ,  H10K50/125 ,  H10K85/40 ,  H10K85/60

Abstract: Provided is a compound of Formula 1: wherein: X and Y are independently O, S, or CZ1Z2; Ring A is a benzene or naphthalene ring; A1 to A4 are independently hydrogen, deuterium, a halogen group, a cyano group, a nitro group, a hydroxyl group, or a substituted or unsubstituted: alkyl, cycloalkyl, aryl, or heterocyclic group; R1 to R6, Z1, and Z2 are independently a substituted or unsubstituted: alkyl, aryl, or heterocyclic group; n1 to n3, m, and l are 0 or 1 and n1+n2+n3 is ≥2; a1 and a2 are 1 to 4; a3 is 1 to 3; a4 is 1 to 6; and when a1 to a4 are each 2 or higher, structures in the parenthesis are the same or different, provided that when Ring A is naphthalene, m is 0, and when l is 1, Ring A is a benzene ring, and an organic light-emitting device comprising the compound.

公开(公告)号：US11937497B2

公开(公告)日：2024-03-19

申请号：US17274238

申请日：2019-11-06

Applicant: LG CHEM, LTD.

Inventor： Jae Seung Ha ,  Minseung Chun ,  Woochul Lee ,  Sujeong Geum ,  Hongsik Yoon

IPC: H10K85/60 ,  H10K85/30 ,  H10K50/11 ,  H10K101/10 ,  H10K101/00

CPC classification number: H10K85/60 ,  H10K85/30 ,  H10K85/615 ,  H10K85/622 ,  H10K85/624 ,  H10K85/626 ,  H10K85/633 ,  H10K85/636 ,  H10K85/654 ,  H10K85/6572 ,  H10K85/6574 ,  H10K50/11 ,  H10K2101/10 ,  H10K2101/90

Abstract: Provided is an organic light-emitting device including: an anode; a cathode provided to face the anode; and organic material layers including a light emitting layer disposed between the anode and the cathode, wherein the light emitting layer, one or more layers of the organic material layers disposed between the anode and the light emitting layer, and one or more layers from among the organic material layers disposed between the cathode and the light emitting layer, each include one or more compounds each composed of sp3 carbon as a center, the light emitting layer includes a host including one or more anthracene-based compounds, and among organic materials included in the organic material layers, the bandgap energy (Ebg) of each of the organic materials except for a dopant compound is 3 eV or more.

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：US12239016B2

公开(公告)日：2025-02-25

申请号：US16639055

申请日：2018-09-18

Applicant: LG CHEM, LTD.

Inventor： Woochul Lee ,  Ki Dong Koo ,  Ji Young Choi ,  Young Seok Kim ,  Joo Ho Kim ,  Kongkyeom Kim ,  Dongheon Kim ,  Younghee Lee ,  Ki Kon Lee ,  Sujeong Geum ,  Jung Min Yoon

IPC: H10K85/60 ,  C09K11/06 ,  H10K85/40

Abstract: Provided is an organic light emitting device comprising an anode; a cathode; and a light emitting layer provided between the anode and the cathode, wherein the light emitting layer comprises a first host material comprising a compound of Chemical Formula A: a second host material including a compound of Chemical Formula B: and a dopant material comprising a compound of Chemical Formula C or D:

公开(公告)号：US11950504B2

公开(公告)日：2024-04-02

申请号：US15733956

申请日：2019-07-03

Applicant: LG CHEM, LTD.

Inventor： Moung Gon Kim ,  Wanpyo Hong ,  Sujeong Geum ,  Dong Hoon Lee ,  Dongheon Kim

IPC: H10K85/60 ,  C07F5/02 ,  C07F7/08 ,  C09K11/06 ,  H10K50/11 ,  H10K50/15 ,  H10K50/16 ,  H10K50/17 ,  H10K101/10 ,  H10K101/30 ,  H10K101/40

CPC classification number: H10K85/6572 ,  C07F5/027 ,  C07F7/0812 ,  C09K11/06 ,  H10K85/636 ,  C09K2211/1018 ,  H10K50/11 ,  H10K50/15 ,  H10K50/16 ,  H10K50/17 ,  H10K50/171 ,  H10K2101/10 ,  H10K2101/30 ,  H10K2101/40

Abstract: Provided is a compound of Formula 1:






Ar1 to Ar4 are each independently hydrogen, deuterium, a halogen group, a nitrile group, or a substituted or unsubstituted: silyl, boron, alkyl, alkenyl, alkynyl, alkoxy, aryloxy, cycloalkyl, aryl, or heterocyclic group, or adjacent groups are bonded together to form a substituted or unsubstituted aliphatic hydrocarbon ring;
A1 and A2 are each independently hydrogen, deuterium, a halogen group, a nitrile group, or a substituted or unsubstituted: silyl, boron, alkyl, alkenyl, alkynyl, alkoxy, aryloxy, cycloalkyl, aryl, or heterocyclic group, or are bonded together to form a substituted or unsubstituted ring;
R1 to R3 are each independently hydrogen, deuterium, a halogen group, a nitrile group, or a substituted or unsubstituted; silyl, boron, alkyl, alkenyl, alkynyl, alkoxy, aryloxy, cycloalkyl, aryl, amine, or heterocyclic group; and
n1 to n3 are each 0 to 3, and 2 or more, the substituents are the same as or different from each other,

and an organic light emitting device including the same.

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

IPC: C07F5/02 ,  C09K11/06 ,  H01L51/00 ,  H01L51/50

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：US20220348597A1

公开(公告)日：2022-11-03

申请号：US17639574

申请日：2020-11-27

Applicant: LG CHEM, LTD.

Inventor： Hyeon Jin Mun ,  Sujeong Geum ,  Sung Kil Hong ,  Yongbum Cha ,  Jaegoo Lee

IPC: C07F5/02 ,  C07F7/08 ,  C07D211/54 ,  C07D405/12 ,  C07D409/12 ,  H01L51/00

Abstract: An organic light emitting device comprising a light emitting layer including a compound of Chemical Formula 1, and a first organic material layer including a compound of Chemical Formula 2.