公开(公告)号：US20240324269A1

公开(公告)日：2024-09-26

申请号：US18576707

申请日：2022-12-20

Applicant: LG CHEM, LTD.

Inventor： Seulchan PARK ,  Dong Hoon LEE ,  Miyeon HAN ,  Min Woo JUNG ,  Hoon Jun KIM ,  Hye Min CHO ,  Hojung LEE

IPC: H10K50/15 ,  C07D311/82 ,  C07D333/54 ,  H10K50/16 ,  H10K50/17 ,  H10K85/60

CPC classification number: H10K50/15 ,  C07D311/82 ,  C07D333/54 ,  H10K50/16 ,  H10K50/171 ,  H10K85/622 ,  H10K85/654 ,  H10K85/6574 ,  H10K85/6576

Abstract: Provided is a novel compound of Chemical Formula 1:






wherein in Chemical Formula 1: n is an integer of 1 to 6; X is O or S; Ar1 is a cyano, a substituted or unsubstituted C6-60 aryl, or a substituted or unsubstituted C2-60 heteroaryl containing at least one heteroatom selected from the group consisting of O, S, Si, P and B; and Ar2 and Ar3 are each independently a substituted or unsubstituted C6-60 aryl or a substituted or unsubstituted C2-60 heteroaryl containing at least one heteroatom selected from the group consisting of O, S, Si, P and B; and an organic light emitting device including the same. When the compound of Chemical Formula 1 is used as a material for an organic material layer of an organic light emitting device, and can improve efficiency, low driving voltage, and/or lifespan of the organic light emitting device.

公开(公告)号：US20240397814A1

公开(公告)日：2024-11-28

申请号：US18833787

申请日：2023-04-14

Applicant: LG CHEM, LTD.

Inventor： Min Woo JUNG ,  Dong Hoon LEE ,  Miyeon HAN ,  Seulchan PARK ,  Hoon Jun KIM ,  Hye Min CHO ,  Hojung LEE

IPC: H10K85/60 ,  C07D405/14 ,  C07D409/14 ,  C07D491/048 ,  C09K11/06 ,  H10K50/11

Abstract: A novel compound of Chemical Formula 1: wherein: Ar1 and Ar2 are each independently a substituted or unsubstituted C6-60 aryl or a substituted or unsubstituted C2-60 heteroaryl containing one or more heteroatoms selected from the group consisting of N, O and S; each Z is independently hydrogen or deuterium; one of X1 and X2 is carbon (C) connected to a substituent of the following Chemical Formula 2, and the other is CH or CD: Y is O or S; and the other substituents are as defined in the specification; and an organic light emitting device including the same. When the compound of Chemical Formula 1 is used as a material in an organic material layer of an organic light-emitting device, the device exhibits excellent characteristics in terms of efficiency and lifetime.

公开(公告)号：US20240365660A1

公开(公告)日：2024-10-31

申请号：US18579875

申请日：2022-12-08

Applicant: LG CHEM, LTD.

Inventor： Miyeon HAN ,  Dong Hoon LEE ,  Min Woo JUNG ,  Seulchan PARK ,  Hoon Jun KIM ,  Hye Min CHO ,  Hojung LEE

IPC: H10K85/60 ,  C07D405/04 ,  C07D405/14 ,  C07D409/04 ,  C07D409/14 ,  C07F7/08 ,  C09K11/06 ,  H10K50/11 ,  H10K85/40

CPC classification number: H10K85/654 ,  C07D405/04 ,  C07D405/14 ,  C07D409/04 ,  C07D409/14 ,  C07F7/0812 ,  C09K11/06 ,  H10K85/40 ,  H10K85/615 ,  H10K85/622 ,  H10K85/626 ,  H10K85/6574 ,  H10K85/6576 ,  C09K2211/1018 ,  H10K50/11

Abstract: Provided is a novel compound of Chemical Formula 1:




wherein in Chemical Formula 1: n is an integer of 1 to 6; X is O or S; L1 and L2 are each independently a single bond, substituted or unsubstituted C6-60 arylene, or substituted or unsubstituted C2-60 heteroarylene containing at least one heteroatom selected from the group consisting of O, S, Si, P and B; Ar1 is cyano, substituted or unsubstituted C6-60 aryl, or substituted or unsubstituted C2-60 heteroaryl containing at least one heteroatom selected from the group consisting of O, S, Si, P and B; and Ar2 and Ar3 are each independently substituted or unsubstituted C6-60 aryl, or substituted or unsubstituted C2-60 heteroaryl containing at least one heteroatom selected from the group consisting of O, S, Si, P and B; and an organic light emitting device including the same.

公开(公告)号：US20230092585A1

公开(公告)日：2023-03-23

申请号：US17610394

申请日：2020-11-30

Applicant: LG CHEM, LTD.

Inventor： Seonwoo KIM ,  Wanpyo HONG ,  Sujeong GEUM ,  Moung Gon KIM ,  Kyunghee KIM ,  Hoon Jun KIM ,  Hye Min CHO ,  Hojung LEE

IPC: H01L51/00 ,  C07D307/91 ,  C09K11/06 ,  C07C15/28 ,  C07F5/02 ,  C07F7/08

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：US20230084250A1

公开(公告)日：2023-03-16

申请号：US17617579

申请日：2020-11-30

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: H01L51/00 ,  C07D307/91 ,  C09K11/06 ,  C07C15/28 ,  C07F5/02

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：US20240043412A1

公开(公告)日：2024-02-08

申请号：US18028844

申请日：2022-06-23

Applicant: LG CHEM, LTD.

Inventor： Hojung LEE ,  Seonwoo KIM ,  Joo Ho KIM ,  Hoon Jun KIM ,  Woochul LEE ,  Jae Seung HA

IPC: C07D407/04 ,  H10K85/60 ,  C09K11/06 ,  C09K11/02

CPC classification number: C07D407/04 ,  H10K85/6574 ,  H10K85/615 ,  C09K11/06 ,  C09K11/02 ,  C07B2200/05

Abstract: Provided is a compound of Chemical Formula 1:




wherein: D is deuterium; L1 is a direct bond or a substituted or unsubstituted arylene group; Ar1 is a substituted or unsubstituted aryl group; R1 to R9 are the same as or different from each other, and are each independently hydrogen or deuterium; and a1 is an integer from 1 to 8, and an organic light emitting device including the same. Because the compound includes deuterium in the anthracene core, it exhibits improved mobility of electrons and holes, and improved molecular stability, and an organic light emitting device including the compound has excellent driving voltage, efficiency and service life.