公开(公告)号：US20230086039A1

公开(公告)日：2023-03-23

申请号：US17617111

申请日：2021-03-11

Applicant: LG CHEM, LTD.

Inventor： Minjun KIM ,  Dong Hoon LEE ,  Yongbum CHA ,  Sang Duk SUH ,  Young Seok KIM ,  Joongsuk OH ,  Seoyeon KIM

IPC: H01L51/00 ,  C07D405/04 ,  C09K11/06 ,  C07D409/14 ,  C07D405/14 ,  C07D405/10 ,  C07C211/54 ,  C07D307/91 ,  C07D333/76 ,  C07C211/61 ,  C07D409/12

Abstract: Provided is an organic light emitting device comprising a light emitting layer comprising a compound of Chemical Formula 1 and a compound of Chemical Formula 2: wherein: Ar1, Ar2, Ar4 and Ar5 are each independently a substituted or unsubstituted C6-60 aryl or C2-60 heteroaryl containing N, O or S; Ar3 is hydrogen, or a substituted or unsubstituted C6-60 aryl or C2-60 heteroaryl containing N, O or S; L1 to L3 are each independently a single bond or a substituted or unsubstituted C6-60 arylene; L4 to L6 are each independently a single bond or a substituted or unsubstituted C6-60 arylene or C2-60 heteroarylene containing N, O or S; L7 is a substituted or unsubstituted C6-60 arylene; R1 is hydrogen, deuterium, or a substituted or unsubstituted C6-60 aryl or C2-60 heteroaryl containing one or of N, O and S; a is 0 to 7.

公开(公告)号：US20220093868A1

公开(公告)日：2022-03-24

申请号：US17057832

申请日：2019-08-20

Applicant: LG CHEM, LTD.

Inventor： Woochul LEE ,  Ji Young CHOI ,  Sang Duk SUH ,  Joo Ho KIM ,  Hoon Jun KIM ,  Dong Hoon LEE

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

Abstract: Provided is an organic light emitting device comprising a first electrode; a second electrode provided to face the first electrode; and an organic material layer having one or more layers provided between the first electrode and the second electrode, wherein a compound of the following Formula 1 is included as a host in the organic material layer having one or more layers, and a compound of the following Formula 2 is included as a dopant in the organic material layer having one or more layers:

公开(公告)号：US20220059773A1

公开(公告)日：2022-02-24

申请号：US17274878

申请日：2019-09-20

Applicant: LG CHEM, LTD.

Inventor： Su Jin HAN ,  Dong Hoon LEE ,  Boon Jae JANG ,  Wanpyo HONG ,  Min Woo JUNG ,  Jungha LEE ,  Seulchan PARK ,  Sunghyun HWANG

IPC: H01L51/00 ,  C07D409/14 ,  C07D487/04 ,  C07D405/14

Abstract: Provided is a heterocyclic compound of Chemical Formula 1: wherein: X is O or S; Y1, Y2 and Y3 are each independently CH or N, provided that at least one is N; L1 and L2 are each independently a direct bond, a substituted or unsubstituted C6-60 arylene, or a substituted or unsubstituted C5-60 heteroarylene containing at least one of N, O and S; and Ar is a substituted or unsubstituted C6-60 aryl, and Ar2 and Ar3 are each independently a substituted or unsubstituted C6-60 aryl or a C5-60 heteroaryl containing at least one of N, O and S, provided that when all of Ar1, Ar2 and Ar3 are a substituted or unsubstituted C6-60 aryl, any one of Ar1, Ar2 and Ar3 is substituted with 4 or more deuteriums; and an organic light emitting device including the same.

公开(公告)号：US20210408396A1

公开(公告)日：2021-12-30

申请号：US17291539

申请日：2020-01-15

Applicant: LG CHEM, LTD.

Inventor： Sang Duk SUH ,  Minjun KIM ,  Min Woo JUNG ,  Jungha LEE ,  Donghee KIM ,  Sunghyun HWANG ,  Dong Hoon LEE

IPC: H01L51/00 ,  C07D487/16 ,  C09K11/06

Abstract: A compound of Chemical Formula 1, and an organic light emitting device comprising the same, the compound used as a material of an organic material layer of the organic light emitting device and providing enhanced efficiency and low driving voltage of the organic light emitting device.

公开(公告)号：US20210391544A1

公开(公告)日：2021-12-16

申请号：US17285179

申请日：2020-03-13

Applicant: LG CHEM, LTD.

Inventor： Su Jin HAN ,  Dong Hoon LEE ,  Boon Jae JANG ,  Sang Duk SUH ,  Min Woo JUNG ,  Jungha LEE ,  Seulchan PARK ,  Sunghyun HWANG

IPC: H01L51/00 ,  C07D403/04 ,  C07D409/14 ,  C07D403/14 ,  C07D405/14

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

公开(公告)号：US20210280799A1

公开(公告)日：2021-09-09

申请号：US17253085

申请日：2019-07-08

Applicant: LG CHEM, LTD.

Inventor： Min Woo JUNG ,  Dong Hoon LEE ,  Boonjae JANG ,  Jungha LEE ,  Su Jin HAN ,  Seulchan PARK ,  Sunghyun HWANG

IPC: H01L51/00 ,  C07D405/14 ,  C09K11/06 ,  C07D409/14 ,  C07D209/86

Abstract: Provided is a novel compound of Chemical Formula 1: wherein, in Chemical Formula 1; X is O, S, or C(R1R2); R1 and R2 are each independently a substituted or unsubstituted C1-60 alkyl; Ar1 and Ar2 are each independently a substituted or unsubstituted C6-60 aryl; R1′ and R2′ are each independently hydrogen, deuterium, halogen, cyano, nitro, amino, or a substituted or unsubstituted C1-60 alkyl; R3′, R4′, R5′, and R6′ are each independently hydrogen, deuterium, halogen, cyano, nitro, amino, or a substituted or unsubstituted C1-60 alkyl; a, d, and f are each independently an integer of 0 to 4; b is an integer of 0 to 2; and c and e are each independently an integer of 0 to 3, and an organic light emitting device including the same.

公开(公告)号：US20200313098A1

公开(公告)日：2020-10-01

申请号：US16650274

申请日：2018-11-19

Applicant: LG CHEM, LTD.

Inventor： Seoyeon KIM ,  Tae Yoon PARK ,  Sang Young JEON ,  Dong Hoon LEE ,  Jungha LEE ,  Hyeon Soo JEON

IPC: H01L51/00 ,  C07F15/00 ,  C09K11/06

Abstract: Provided is a compound of Chemical Formula 1: wherein: among X1 to X4, one of X1 and X2, X2 and X3, or X3 and X4 are linked with * in the following Chemical Formula 2, and of the remaining two, one is hydrogen, and the other is R3: R1 and R2 are each independently hydrogen, deuterium, halogen, cyano, amino, a substituted or unsubstituted C1-60 alkyl, a substituted or unsubstituted C1-60 haloalkyl, a substituted or unsubstituted C1-60 alkoxy, a substituted or unsubstituted C1-60 haloalkoxy, a substituted or unsubstituted C3-60 cycloalkyl, a substituted or unsubstituted C2-60 alkenyl, a substituted or unsubstituted C6-60 aryl, a substituted or unsubstituted C6-60 aryloxy, or a substituted or unsubstituted C2-60 heterocyclic group containing one or more heteroatoms selected from the group consisting of N, O and S; one of R3 is hydrogen, and the other is —Si(R4)(R5)(R6), R4 to R6 are each independently hydrogen, deuterium, cyano, a substituted or unsubstituted C1-60 alkyl, a substituted or unsubstituted C3-60 cycloalkyl, a substituted or unsubstituted C6-60 aryl, or a substituted or unsubstituted C2-60 heteroaryl containing at least one selected from the group consisting of N, O and S; and n is an integer of 0 to 2, and an organic light emitting device including the same.

公开(公告)号：US20200207754A1

公开(公告)日：2020-07-02

申请号：US16619912

申请日：2018-07-20

Applicant: LG CHEM, LTD.

Inventor： Jung Ha LEE ,  Dong Hoon LEE ,  Tae Yoon PARK ,  Seong Mi CHO ,  Dong Uk HEO ,  Min Woo JUNG

IPC: C07D417/14 ,  C07D413/14 ,  C07D409/14 ,  C07D407/14 ,  H01L51/50

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

公开(公告)号：US20190352270A1

公开(公告)日：2019-11-21

申请号：US16474008

申请日：2018-02-21

Applicant: LG Chem, Ltd.

Inventor： Min Woo JUNG ,  Dong Hoon LEE ,  Seong Mi CHO ,  Dong Uk HEO ,  Mi Yeon HAN ,  Jung Ha LEE

IPC: C07D251/24 ,  C07D401/10 ,  C07D403/10 ,  C07D405/10 ,  C07D409/10 ,  C07D239/26 ,  C07D401/14 ,  C07D213/24 ,  H01L51/00

Abstract: The present invention relates to a novel cyclic compound represented by Formula 1, and an organic light emitting device comprising an organic material layer including the novel cyclic compound and having improved efficiency, low driving voltage, and enhanced lifetime characteristic:

公开(公告)号：US20190214571A1

公开(公告)日：2019-07-11

申请号：US16323770

申请日：2018-03-26

Applicant: LG CHEM, LTD.

Inventor： Jung Oh HUH ,  Dong Hoon LEE ,  Boon Jae JANG ,  Min Young KANG ,  Dong Uk HEO ,  Mi Yeon HAN

IPC: H01L51/00 ,  C07D405/10 ,  C07D405/14 ,  C07D409/10 ,  C07D471/04

Abstract: The present invention relates to an organic light emitting device comprising a light emitting layer and an electron transport layer which satisfy the following mathematical expressions, EHOMO-ET≤EHOMO-BH and ELUMO-ET>ELUMO-GH, and having improved driving voltage, efficiency, and lifetime.