公开(公告)号：US20240298531A1

公开(公告)日：2024-09-05

申请号：US18563304

申请日：2023-03-16

Applicant: LG CHEM, LTD.

Inventor： Jae Tak LEE ,  Jung Min YOON ,  Heekyung YUN ,  Su Jin HAN ,  Dong Uk HEO ,  Sung Kil HONG

IPC: H10K85/60 ,  C07D403/10 ,  C09K11/06 ,  H10K50/16 ,  H10K50/17

CPC classification number: H10K85/654 ,  C07D403/10 ,  C09K11/06 ,  H10K85/615 ,  C09K2211/1018 ,  H10K50/16 ,  H10K50/171

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



[Chemical Formula 1]








wherein: L1 is a direct bond or a substituted or unsubstituted arylene group; L2 is a substituted or unsubstituted arylene group; two or more of X1 to X3 are N and any remaining is CR′; Np is Chemical Formula 2:



[Chemical Formula 2]








wherein: the dotted lines “------” are positions of attachment of Chemical Formula 2 where one is bonded to L1 and the other is bonded to L2 of Chemical Formula 1; and the other substituents are as defined in the specification; and an organic light-emitting device including the same. A light emitting device that includes the compound of Chemical Formula 1 in an organic material layer exhibits high efficiency and long service life.

公开(公告)号：US20230331704A1

公开(公告)日：2023-10-19

申请号：US18026896

申请日：2022-03-29

Applicant: LG CHEM, LTD.

Inventor： Dong Uk HEO ,  Miyeon HAN ,  Jae Tak LEE ,  Jung Min YOON ,  Heekyung YUN ,  Hoyoon PARK ,  Sung Kil HONG ,  Jun YUN

IPC: C07D403/10 ,  C07D403/14 ,  H10K50/11 ,  H10K85/60 ,  H10K50/81 ,  H10K50/82 ,  H10K50/16 ,  H10K50/17

CPC classification number: C07D403/10 ,  C07D403/14 ,  H10K50/11 ,  H10K85/654 ,  H10K50/81 ,  H10K50/82 ,  H10K50/16 ,  H10K50/171

Abstract: Provided is a compound of Chemical Formula 1:




wherein: L1 and L2 are the same as or different from each other, and are each independently an arylene group which is unsubstituted or substituted with an aryl group, Ar1 and Ar2 are the same as or different from each other, and are each independently the following Chemical Formula A,




where X1 is N or CR1, X2 is N or CR2, X3 is N or CR3, X4 is N or CR4, and X5 is N or CR5, at least two of X1 to X5 are N, 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 exhibits remarkably excellent characteristics in terms of voltage, efficiency and service life.

公开(公告)号：US20200303661A1

公开(公告)日：2020-09-24

申请号：US16761033

申请日：2018-10-30

Applicant: LG CHEM, LTD.

Inventor： Jungoh HUH ,  Miyeon HAN ,  Dong Hoon LEE ,  Dong Uk HEO ,  Jae Tak LEE ,  Junghoon YANG ,  Heekyung YUN

IPC: H01L51/00 ,  C07F9/6561 ,  C09K11/06

Abstract: Provided is a heterocyclic compound of Chemical Formula 1: wherein X1 is CR1 or N, X2 is CR2 or N, X3 is CR3 or N, X4 is CR4 or N, Y1 is CR5 or N, Y2 is CR6 or N, Y3 is CR7 or N, Y4 is CR8 or N, Z1 is CR9 or N, Z2 is CR10 or N, Z3 is CR11 or N, and Z4 is CR12 or N, wherein X1 to X4, Y1 to Y4 and Z1 to Z4 are not N at the same time; and at least one of R1 to R12 is Chemical Formula 2: wherein A1 is O, S or Se; L1 is a direct bond, or a substituted or unsubstituted arylene or heteroarylene group; at least one of Ar1 and Ar2 is a substituted or unsubstituted alkyl group, and the rest is a substituted or unsubstituted aryl or heteroaryl group; and the rest are the same as or different from each other, and each independently is hydrogen, deuterium, halogen, cyano, nitro, hydroxyl, carbonyl, ester, imide, amide, or a substituted or unsubstituted: alkyl, cycloalkyl, alkoxy, aryloxy, alkylthioxy, arylthioxy, alkylsulfoxy, arylsulfoxy, alkenyl, silyl, boron, amine, arylphosphine oxide, aryl, or heteroaryl group; or adjacent groups bond to each other to form a substituted or unsubstituted ring, and an organic light emitting device comprising the same.

公开(公告)号：US20200303655A1

公开(公告)日：2020-09-24

申请号：US16761902

申请日：2019-03-22

Applicant: LG CHEM, LTD.

Inventor： Jungoh HUH ,  Dong Hoon LEE ,  Dong Uk HEO ,  Miyeon HAN ,  Jae Tak LEE ,  Junghoon YANG ,  Heekyung YUN

IPC: H01L51/00 ,  C07D239/26 ,  C07D405/14 ,  C07D401/10 ,  C07F9/6512 ,  C07D401/14 ,  C07D403/14 ,  C07D403/10 ,  C07D409/10

Abstract: Provided is a compound of Chemical Formula 1: HAr-L1-L2-Ar1 wherein: HAr is one of Chemical Formula A-1 or A-2: one of L1 and L2 is a substituted or unsubstituted monocyclic or polycyclic arylene group, or a substituted or unsubstituted monocyclic or polycyclic heteroarylene group, and the other one is a direct bond; and Ar1 is a cyano group, a substituted or unsubstituted phenyl group; a substituted or unsubstituted biphenyl group; a substituted or unsubstituted pyridinyl group; a substituted or unsubstituted triazinyl group; a substituted or unsubstituted polycyclic aryl group; or a substituted or unsubstituted polycyclic heteroaryl group, and an organic light emitting device comprising the same.

公开(公告)号：US20200266356A1

公开(公告)日：2020-08-20

申请号：US16761557

申请日：2019-03-22

Applicant: LG CHEM, LTD.

Inventor： Jungoh HUH ,  Sung Kil HONG ,  Dong Uk HEO ,  Miyeon HAN ,  Jae Tak LEE ,  Junghoon YANG ,  Heekyung YUN

IPC: H01L51/00 ,  C07D403/10 ,  C07D239/26 ,  C07D409/10 ,  C07F9/6512 ,  C07D405/10 ,  C07D401/10 ,  C07D495/04 ,  C07D471/04

Abstract: Provided is a compound of Chemical Formula 1: HAr-L1-L2-Ar1  Chemical Formula 1 wherein: HAr is a group of the following Chemical Formula A-1 or A-2; L1 and L2 are the same as or different from each other, and each independently is a direct bond, a substituted or unsubstituted monocyclic or polycyclic arylene group, or a substituted or unsubstituted monocyclic or polycyclic heteroarylene group; and Ar1 is a substituted or unsubstituted monocyclic or polycyclic aryl group, or a substituted or unsubstituted monocyclic or polycyclic heteroaryl group; wherein: R1 to R3 are the same as or different from each other, and each independently is a substituted or unsubstituted linear or branched alkyl group; and is a site bonding to L1 of Chemical Formula 1, and an organic light emitting device comprising the same.