公开(公告)号：US11997926B2

公开(公告)日：2024-05-28

申请号：US16761033

申请日：2018-10-30

申请人： LG CHEM, LTD.

发明人： Jungoh Huh ,  Miyeon Han ,  Dong Hoon Lee ,  Dong Uk Heo ,  Jae Tak Lee ,  Junghoon Yang ,  Heekyung Yun

IPC分类号： H10K85/60 ,  C07F9/6561 ,  C09K11/06 ,  H10K50/16 ,  H10K50/17 ,  H10K50/18

CPC分类号： H10K85/6572 ,  C07F9/6561 ,  C09K11/06 ,  H10K85/615 ,  H10K85/622 ,  H10K85/654 ,  C09K2211/1018 ,  C09K2211/1044 ,  H10K50/16 ,  H10K50/171 ,  H10K50/18

摘要： 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：US20230042871A1

公开(公告)日：2023-02-09

申请号：US17275985

申请日：2019-11-08

申请人： LG CHEM, LTD.

发明人： Dong Uk Heo ,  Sung Kil Hong ,  Jungoh Huh ,  Yongbum Cha ,  Miyeon Han ,  Jae Tak Lee ,  Junghoon Yang

IPC分类号： C07D493/10 ,  H01L51/00 ,  C07D498/10 ,  C07D495/10

摘要： A heterocyclic compound represented by Chemical Formula 1 and an organic light emitting device including the same, and the heterocyclic compound which is used as a material of an organic material layer of the organic light emitting device and provides improved efficiency, low driving voltage and improved lifetime characteristics of the organic light emitting device.

公开(公告)号：US12029115B2

公开(公告)日：2024-07-02

申请号：US17251344

申请日：2019-09-03

申请人： LG CHEM, LTD.

发明人： Dong Uk Heo ,  Sung Kil Hong ,  Jungoh Huh ,  Miyeon Han ,  Jae Tak Lee ,  Junghoon Yang ,  Heekyung Yun

IPC分类号： H01L51/50 ,  C07D213/16 ,  C07D251/24 ,  C07D405/04 ,  C07D405/10 ,  C07D487/04 ,  C07D495/04 ,  C09K11/06 ,  H10K85/60 ,  H10K50/11 ,  H10K50/13 ,  H10K50/18 ,  H10K101/10

CPC分类号： H10K85/654 ,  C07D213/16 ,  C07D251/24 ,  C07D405/04 ,  C07D405/10 ,  C07D487/04 ,  C07D495/04 ,  C09K11/06 ,  H10K85/615 ,  H10K85/624 ,  H10K85/657 ,  H10K85/6572 ,  H10K85/6574 ,  C09K2211/1018 ,  H10K50/11 ,  H10K50/13 ,  H10K50/18 ,  H10K2101/10

摘要： Provided is an organic light emitting device including a first electrode; a second electrode opposite to the first electrode; and a first organic material layer and a second organic material layer provided between the first electrode and the second electrode, wherein the first organic material layer includes a compound of Chemical Formula 1:






wherein:

at least one of Xa to Xc is N, and the rest are CR; and
Ar2 to Ar4 are each independently a substituted or unsubstituted aryl or heterocyclic group, and




the second organic material layer includes a compound of








wherein:
HAr is a substituted or unsubstituted heterocyclic group including at least one or more Ns;
L1 and L2 are each independently a direct bond or a substituted or unsubstituted arylene or divalent heterocyclic group; and
Ar1 is a direct bond, —O—, or a substituted or unsubstituted arylene or divalent heterocyclic group.

公开(公告)号：US11678574B2

公开(公告)日：2023-06-13

申请号：US16761557

申请日：2019-03-22

申请人： LG CHEM, LTD.

发明人： Jungoh Huh ,  Sung Kil Hong ,  Dong Uk Heo ,  Miyeon Han ,  Jae Tak Lee ,  Junghoon Yang ,  Heekyung Yun

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

CPC分类号： H10K85/654 ,  C07D239/26 ,  C07D401/10 ,  C07D403/10 ,  C07D405/10 ,  C07D409/10 ,  C07D471/04 ,  C07D495/04 ,  C07F9/6512 ,  H10K85/6572 ,  H10K85/6574 ,  H10K85/6576 ,  H10K50/11 ,  H10K50/15 ,  H10K50/16 ,  H10K50/17 ,  H10K50/171 ,  H10K50/18

摘要： 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.

公开(公告)号：US11569453B2

公开(公告)日：2023-01-31

申请号：US16768831

申请日：2019-03-06

申请人： LG CHEM, LTD.

发明人： Junghoon Yang ,  Dong Hoon Lee ,  Jungoh Huh ,  Yongbum Cha ,  Dong Uk Heo ,  Miyeon Han ,  Jae Tak Lee ,  Heekyung Yun

IPC分类号： C07D405/04 ,  C07D409/14 ,  C07D401/10 ,  H01L51/00 ,  H01L51/50 ,  C07D239/26 ,  C07D239/74 ,  C07D251/24 ,  C07D403/10

摘要： Provided is a compound of Chemical Formula 1: where A and B each independently is a substituted or unsubstituted aryl group, a substituted or unsubstituted monocyclic or dicyclic heteroaryl group, a substituted or unsubstituted dibenzofuran group, a substituted or unsubstituted benzonaphthofuran group, a substituted or unsubstituted dibenzothiophene group, a substituted or unsubstituted benzonaphthothiophene group, a substituted or unsubstituted phenoxazine group, a substituted or unsubstituted phenothiazine group, a substituted or unsubstituted phenanthroline group, a substituted or unsubstituted benzoquinoline group, a substituted or unsubstituted arylamine group, a substituted or unsubstituted silyl group, or a substituted or unsubstituted phosphine oxide group, or one of the following substituents: and an organic light emitting device including the same.

公开(公告)号：US20240349599A1

公开(公告)日：2024-10-17

申请号：US18294486

申请日：2022-08-11

申请人： LG CHEM, LTD.

发明人： Jung Min Yoon ,  Sung Kil Hong ,  Dong Uk Heo ,  Miyeon Han ,  Jae Tak Lee ,  Heekyung Yun

IPC分类号： H10K85/60 ,  C07D251/24 ,  C09K11/06 ,  H10K50/16 ,  H10K50/17

CPC分类号： H10K85/654 ,  C07D251/24 ,  C09K11/06 ,  H10K85/622 ,  H10K85/626 ,  C09K2211/1018 ,  H10K50/16 ,  H10K50/171

摘要： A compound of Chemical Formula 1:




wherein: L1 and L2 are each independently a substituted or unsubstituted C6-60 arylene, each R1 is independently hydrogen, deuterium, halogen, cyano, or a substituted or unsubstituted: C1-60 alkyl, C2-60 alkenyl, C2-60 alkynyl, C3-60 cycloalkyl, C6-60 aryl or C2-60 heteroaryl containing one or more of N, O and S; one of Ar1 and Ar2 is a substituent of Chemical Formula 2, and the other is a substituted or unsubstituted C14-60 aromatic fused polycyclic ring:




wherein: each X is independently N or CH, provided that at least one X is N; and Ar3 and Ar4 are each independently a substituted or unsubstituted C6-60 aryl or C2-60 heteroaryl containing one or more of N, O and S, and the other substituents are as defined in the specification; and an organic light emitting device comprising the same.

公开(公告)号：US12120949B2

公开(公告)日：2024-10-15

申请号：US17269331

申请日：2019-11-27

申请人： LG CHEM, LTD.

发明人： Miyeon Han ,  Sung Kil Hong ,  Jungoh Huh ,  Dong Uk Heo ,  Jae Tak Lee ,  Junghoon Yang

IPC分类号： H10K85/60 ,  H10K50/11 ,  H10K85/40 ,  H10K101/10

CPC分类号： H10K85/626 ,  H10K85/40 ,  H10K85/615 ,  H10K85/654 ,  H10K85/6572 ,  H10K85/6574 ,  H10K85/6576 ,  H10K50/11 ,  H10K2101/10

摘要： Provided is an organic light emitting device including a first organic material layer that comprises a compound of Formula 1:




and a second organic material layer comprising a compound of Formula 2:

公开(公告)号：US11856809B2

公开(公告)日：2023-12-26

申请号：US17274012

申请日：2020-01-31

申请人： LG CHEM, LTD.

发明人： Ji Hye Kim ,  Sung Kil Hong ,  Minseung Chun ,  Yeon Hwan Kim ,  Jae Tak Lee

IPC分类号： H10K50/16 ,  H10K71/70 ,  H10K71/00 ,  H10K85/60 ,  H10K50/18 ,  H10K101/50

CPC分类号： H10K50/16 ,  H10K71/00 ,  H10K71/70 ,  H10K85/633 ,  H10K85/636 ,  H10K85/654 ,  H10K85/6574 ,  H10K50/18 ,  H10K85/615 ,  H10K85/6572 ,  H10K2101/50

摘要： A method of screening for an electron transport material included in an electron transport layer of an organic light emitting device and a method of screening for a hole blocking material included in a hole blocking layer of the organic light emitting device, the method using a heterogeneous electron transfer rate constant (K) value to select the electron transport material and an electron donating rate constant kd to select the hole blocking material, thereby capable of realizing the organic light emitting device having an excellent balance between luminous efficiency and lifetime.

公开(公告)号：US11737358B2

公开(公告)日：2023-08-22

申请号：US16761902

申请日：2019-03-22

申请人： LG CHEM, LTD.

发明人： Jungoh Huh ,  Dong Hoon Lee ,  Dong Uk Heo ,  Miyeon Han ,  Jae Tak Lee ,  Junghoon Yang ,  Heekyung Yun

IPC分类号： C07D239/26 ,  H10K85/60 ,  C07D401/10 ,  C07D401/14 ,  C07D403/10 ,  C07D403/14 ,  C07D405/14 ,  C07D409/10 ,  C07F9/6512 ,  H10K50/16 ,  H10K50/18 ,  H10K50/17

CPC分类号： H10K85/654 ,  C07D239/26 ,  C07D401/10 ,  C07D401/14 ,  C07D403/10 ,  C07D403/14 ,  C07D405/14 ,  C07D409/10 ,  C07F9/6512 ,  H10K85/6572 ,  H10K85/6574 ,  H10K85/6576 ,  H10K50/16 ,  H10K50/171 ,  H10K50/18

摘要： 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：US12004423B2

公开(公告)日：2024-06-04

申请号：US17057419

申请日：2019-07-25

申请人： LG CHEM, LTD.

发明人： Jungoh Huh ,  Sung Kil Hong ,  Dong Uk Heo ,  Miyeon Han ,  Jae Tak Lee ,  Junghoon Yang ,  Heekyung Yun

IPC分类号： H01L51/50 ,  H10K85/60 ,  H10K50/11 ,  H10K50/13 ,  H10K50/18 ,  H10K101/10

CPC分类号： H10K85/6574 ,  H10K85/654 ,  H10K50/11 ,  H10K50/131 ,  H10K50/18 ,  H10K2101/10

摘要： An organic light emitting device having a first organic material layer that includes a compound of Chemical Formula 1 and the second organic material layer that includes a compound of Chemical Formula 2,