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：US12060372B2

公开(公告)日：2024-08-13

申请号：US17267560

申请日：2019-08-26

Applicant: LG CHEM, LTD.

Inventor： Jung Min Yoon ,  Kongkyeom Kim ,  Ki Dong Koo ,  Young Seok Kim ,  Joongsuk Oh ,  Min Woo Lee

IPC: C07F7/08 ,  C07C211/61 ,  C07D403/12 ,  C07D405/12 ,  C07D493/04 ,  C07D495/04 ,  H10K85/40 ,  H10K85/60 ,  H10K50/11 ,  H10K101/10

CPC classification number: C07F7/0812 ,  C07C211/61 ,  C07D403/12 ,  C07D405/12 ,  C07D493/04 ,  C07D495/04 ,  H10K85/40 ,  H10K85/622 ,  H10K85/623 ,  H10K85/624 ,  H10K85/626 ,  H10K85/633 ,  H10K85/636 ,  H10K85/6574 ,  H10K85/6576 ,  H10K50/11 ,  H10K2101/10

Abstract: Provided is a compound of Chemical Formula 1:






wherein:

Y is a direct bond, O or S;
A1 and A2 are each independently a benzene ring, a naphthalene ring, or














 with the proviso that at least one of them is a naphthalene ring or














each X is independently CR1R2, SiR3R4, NR5, O, S, or SO2;
R1 to R5 are each independently hydrogen, deuterium, or a substituted or unsubstituted: C1-60 alkyl, C3-60 cycloalkyl, or C6-60 aryl;
L1 and L2 are each independently a direct bond, or a substituted or unsubstituted C6-60 arylene or C2-60 heteroarylene;
B1 and B2 are each independently *—NR6R7; and
R′1 and R′2 are each independently hydrogen, deuterium, halogen, cyano, or a substituted or unsubstituted: C1-60 alky, C1-60 alkoxy, C1-60 haloalkyl, C1-60 haloalkoxy, tri(C1-60 alkyl)silyl, or C6-60 aryl; and
and an organic light emitting diode comprising: a first electrode; a second electrode opposite to the first electrode; and at least one organic material layer between the first electrode and the second electrode, wherein the organic material layer contains the compound of Chemical Formula 1.

公开(公告)号：US20220352472A1

公开(公告)日：2022-11-03

申请号：US17269190

申请日：2019-08-30

Applicant: LG CHEM, LTD.

Inventor： Young Seok Kim ,  Kongkyeom Kim ,  Ki Dong Koo ,  Min Woo Lee ,  Jung Min Yoon

IPC: H01L51/00 ,  C07D251/24 ,  C09K11/06 ,  C07D405/10 ,  C07D405/14 ,  C07D413/10 ,  C07D401/04 ,  C07D401/10 ,  C07D239/74 ,  C07D405/04 ,  C07D409/04 ,  C07D471/04 ,  C07D413/14 ,  C07D409/10

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

公开(公告)号：US11997925B2

公开(公告)日：2024-05-28

申请号：US17269190

申请日：2019-08-30

Applicant: LG CHEM, LTD.

Inventor： Young Seok Kim ,  Kongkyeom Kim ,  Ki Dong Koo ,  Min Woo Lee ,  Jung Min Yoon

IPC: H01L51/00 ,  C07D239/74 ,  C07D251/24 ,  C07D401/04 ,  C07D401/10 ,  C07D405/04 ,  C07D405/10 ,  C07D405/14 ,  C07D409/04 ,  C07D409/10 ,  C07D413/10 ,  C07D413/14 ,  C07D471/04 ,  C09K11/06 ,  H10K85/60 ,  H10K50/16

CPC classification number: H10K85/654 ,  C07D239/74 ,  C07D251/24 ,  C07D401/04 ,  C07D401/10 ,  C07D405/04 ,  C07D405/10 ,  C07D405/14 ,  C07D409/04 ,  C07D409/10 ,  C07D413/10 ,  C07D413/14 ,  C07D471/04 ,  C09K11/06 ,  H10K85/622 ,  H10K85/624 ,  H10K85/626 ,  H10K85/6565 ,  H10K85/657 ,  H10K85/6572 ,  H10K85/6574 ,  H10K85/6576 ,  C09K2211/1018 ,  H10K50/16

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

公开(公告)号：US11974497B2

公开(公告)日：2024-04-30

申请号：US16308231

申请日：2017-07-03

Applicant: LG CHEM, LTD.

Inventor： Ki Dong Koo ,  Hyunseok Jeong ,  Kongkyeom Kim ,  Younghee Lee ,  Woochul Lee

IPC: H10K85/60 ,  C07D307/91 ,  C07D471/00 ,  C07D491/147 ,  C07D491/20 ,  C07D491/22 ,  C07D495/14 ,  C07D495/20 ,  C07D495/22 ,  C07F7/08 ,  C09K11/06 ,  H10K50/00 ,  H10K50/11 ,  H10K85/40 ,  H10K99/00

CPC classification number: H10K85/636 ,  C07D307/91 ,  C07D471/00 ,  C07D491/147 ,  C07D491/20 ,  C07D491/22 ,  C07D495/14 ,  C07D495/20 ,  C07D495/22 ,  C07F7/0812 ,  C09K11/06 ,  H10K50/00 ,  H10K85/40 ,  H10K99/00 ,  H10K50/11 ,  H10K85/654 ,  H10K85/6572 ,  H10K85/6574

Abstract: A compound of Chemical Formula 4 or 5:




wherein: one of X1 and X2 is a direct bond, and the other is O, S, or CY1Y2, one of X3 and X4 is a direct bond, and the other is O, S, or CY3Y4, W1 to W4 are each independently N or CRa, and one or more of W1 to W4 are N, Y1 to Y4 are the same as or different from each other, and are each independently an alkyl group having 1 to 20 carbon atoms, and the other substituents are as defined in the specification; and an organic light emitting device comprising the same. The compound can lower the driving voltage, improve the light efficiency, and enhance service life characteristics of the device due to thermal stability of the compound.

公开(公告)号：US11201293B2

公开(公告)日：2021-12-14

申请号：US16342171

申请日：2018-02-28

Applicant: LG CHEM, LTD.

Inventor： Ki Dong Koo ,  Kongkyeom Kim ,  Dongheon Kim ,  Sujeong Geum

IPC: C07D498/10 ,  H01L51/00 ,  C07D491/20 ,  C07D491/22 ,  C07D498/22 ,  C07D513/20 ,  C07F7/08 ,  C09K11/06 ,  H01L51/50

Abstract: The present specification relates to a heterocyclic compound of Chemical Formula 1, and an organic light emitting device including the same. The heterocyclic compound as a material of an organic material layer of the organic light emitting device provides enhanced efficiency, low driving voltage and enhanced lifetime properties.

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：US12157724B2

公开(公告)日：2024-12-03

申请号：US17050328

申请日：2019-09-04

Applicant: LG CHEM, LTD.

Inventor： Young Seok Kim ,  Kongkyeom Kim ,  Ki Dong Koo ,  Joongsuk Oh ,  Mina Kim

IPC: H01L51/50 ,  C07C211/61 ,  C07D209/86 ,  C07D307/79 ,  C07D333/54 ,  H10K85/60

Abstract: A compound of Chemical Formula 1, and an organic light emitting device comprising the same.

公开(公告)号：US11618757B2

公开(公告)日：2023-04-04

申请号：US16642293

申请日：2018-10-22

Applicant: LG CHEM, LTD.

Inventor： Ki Dong Koo ,  Ki Kon Lee ,  Moung Gon Kim ,  Hyungjin Lee ,  Dongheon Kim ,  Kongkyeom Kim

IPC: H01L51/00 ,  C07D495/04 ,  C07C211/54 ,  C07D487/04 ,  C07D493/04 ,  C07D493/22 ,  C07D495/22 ,  H01L51/42 ,  H01L51/50

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