公开(公告)号：US20240287087A1

公开(公告)日：2024-08-29

申请号：US18289222

申请日：2022-10-14

Applicant: LG CHEM, LTD.

Inventor： Minjun KIM ,  Dong Hoon LEE ,  Sang Duk SUH ,  Young Seok KIM

IPC: C07D491/048 ,  H10K50/12 ,  H10K85/10

CPC classification number: C07D491/048 ,  H10K85/111 ,  H10K50/121

Abstract: A compound represented by Chemical Formula I and an organic light emitting device including the same are provided.

公开(公告)号：US20240208991A1

公开(公告)日：2024-06-27

申请号：US18278828

申请日：2022-08-04

Applicant: LG CHEM, LTD.

Inventor： Minjun KIM ,  Young Seok KIM ,  Dong Hoon LEE ,  Sang Duk SUH ,  Woo Han KIM

IPC: C07D498/04 ,  C07D513/04 ,  C07D519/00 ,  H10K50/11 ,  H10K85/60

CPC classification number: C07D498/04 ,  C07D513/04 ,  C07D519/00 ,  H10K50/11 ,  H10K85/656 ,  H10K85/6572

Abstract: Provided is a novel compound of Chemical Formula 1 or Chemical Formula 2:




wherein X1 and X2 are each independently O or S; each R1 is independently hydrogen, deuterium, a substituted or unsubstituted C6-60 aryl or C2-60 heteroaryl containing any one or more of N, O, and S; L is a direct bond or a substituted or unsubstituted C6-60 arylene or C2-60 heteroarylene containing any one or more of N, O, and S; and Z is the following Chemical Formula 3 or Chemical Formula 4:




wherein each A is independently a substituted or unsubstituted C6-60 aromatic ring or C2-60 heteroaromatic ring containing any one or more of N, O, and S fused with an adjacent five-membered ring; and the other substituents are as defined in the specification; and an organic light emitting device including the same.

公开(公告)号：US20240138256A1

公开(公告)日：2024-04-25

申请号：US18268714

申请日：2021-04-05

Applicant: LG CHEM, LTD.

Inventor： Minjun KIM ,  Dong Hoon LEE ,  Sang Duk SUH ,  Young Seok KIM

IPC: H10K85/60

CPC classification number: H10K85/654 ,  H10K85/615 ,  H10K85/622 ,  H10K85/626 ,  H10K85/633 ,  H10K85/636 ,  H10K85/6574 ,  H10K85/6576 ,  H10K50/12 ,  H10K85/657 ,  H10K85/6572

Abstract: Provided is an organic light emitting device which includes a light emitting layer between an anode and a cathode, the light emitting layer comprising a compound of Chemical Formula 1 and a compound of Chemical Formula 2:




where A′1 represents Chemical Formula 2-a,




the dotted line is fused with an adjacent ring, Ar′1 is substituted or unsubstituted C6-60 aryl or C2-60 heteroaryl containing at least one of N, O and S, D is deuterium, and the other substituents are as defined in the specification. The organic light emitting device has excellent driving voltage, efficiency and lifespan when the compound of Chemical Formula 1 and the compound of Chemical Formula 2 are combined and used as a host for a red light emitting layer.

公开(公告)号：US20240114770A1

公开(公告)日：2024-04-04

申请号：US18272041

申请日：2022-02-23

Applicant: LG CHEM, LTD.

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

IPC: H10K85/60 ,  C07D403/10 ,  C07D405/14 ,  C07D409/14 ,  C07D487/04 ,  C09K11/06

CPC classification number: H10K85/622 ,  C07D403/10 ,  C07D405/14 ,  C07D409/14 ,  C07D487/04 ,  C09K11/06 ,  H10K85/654 ,  H10K85/6572 ,  H10K85/6574 ,  H10K85/6576 ,  H10K50/11

Abstract: An organic light emitting device having improved efficiency, driving voltage, and lifespan is provided. The organic light emitting device comprises an anode, a cathode, and a light emitting between the anode and the cathode, and the light emitting layer comprises a first compound represented by Chemical Formula 1 and a second compound represented by Chemical Formula 2.

公开(公告)号：US20240109884A1

公开(公告)日：2024-04-04

申请号：US18267913

申请日：2022-03-30

Applicant: LG CHEM, LTD.

Inventor： Minjun KIM ,  Dong Hoon LEE ,  Donghee KIM ,  Jongsoo SONG ,  Sungju PARK

IPC: C07D419/14 ,  C07D417/10 ,  C07D417/14 ,  C07D419/10 ,  H10K85/60

CPC classification number: C07D419/14 ,  C07D417/10 ,  C07D417/14 ,  C07D419/10 ,  H10K85/615 ,  H10K85/633 ,  H10K85/654 ,  H10K85/6574 ,  H10K85/6576

Abstract: Provided is a compound of Chemical Formula 1:






wherein: A1 represents Chemical Formula 1-a:










where X is O or S; and Ar1 is a substituted or unsubstituted C6-60 aryl or C2-60 heteroaryl containing at least one of N, O and S; and A2 is Chemical Formula 1-b or Chemical Formula 1-c:








wherein: L1 to L4 are each independently a single bond, a substituted or unsubstituted C6-60 arylene, or a substituted or unsubstituted C2-60 heteroarylene containing at least one of N, O and S; Ar2 to Ar5 are each independently a substituted or unsubstituted C6-60 aryl or C2-60 heteroaryl containing at least one of N, O and S; D is deuterium; and n is an integer of 0 to 5, and an organic light emitting device including the same. An organic light-emitting device containing the compound exhibits improved efficiency, driving voltage and/or lifespan characteristics.

公开(公告)号：US20240107884A1

公开(公告)日：2024-03-28

申请号：US18038511

申请日：2022-02-21

Applicant: LG CHEM, LTD.

Inventor： Minjun KIM ,  Dong Hoon LEE ,  Sang Duk SUH ,  Young Seok KIM ,  Donghee KIM ,  Joongsuk OH ,  Da Jung LEE

IPC: H10K85/60 ,  C07D405/04 ,  C09K11/06 ,  C07D409/14 ,  C07D405/14 ,  C07D405/10 ,  C07C211/54 ,  C07D307/91 ,  C07D333/76 ,  C07D209/88 ,  C07C211/61 ,  C07D409/12

CPC classification number: H10K85/6574 ,  C07D405/04 ,  C09K11/06 ,  H10K85/654 ,  H10K85/615 ,  H10K85/622 ,  C07D409/14 ,  H10K85/6576 ,  H10K85/626 ,  C07D405/14 ,  C07D405/10 ,  C07C211/54 ,  H10K85/633 ,  C07D307/91 ,  H10K85/636 ,  C07D333/76 ,  C07D209/88 ,  C07C211/61 ,  C07D409/12 ,  H10K50/11

Abstract: Provided is an organic light emitting device having improved driving voltage, efficiency and lifetime, the device comprising: an anode; a cathode; and a light emitting layer therebetween, wherein the light emitting layer comprises a compound of Chemical Formula 1 and a compound of Chemical Formula 2:






wherein: any one of R′1 to R′12 is Chemical Formula 3, and the rest are hydrogen or deuterium:










R1 is hydrogen, deuterium, or a substituted or unsubstituted C6-30 aryl or C2-60 heteroaryl containing one or more of N, O and S; Ar1, Ar2, Ar′1, and Ar′2 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.

公开(公告)号：US20240023355A1

公开(公告)日：2024-01-18

申请号：US18369681

申请日：2023-09-18

Applicant: LG CHEM, LTD.

Inventor： Seong Mi CHO ,  Min Woo JUNG ,  Dong Hoon LEE ,  Tae Yoon PARK ,  Jeong Wook MUN ,  Jung Ha LEE ,  Ju Young LEE

IPC: H10K50/11 ,  C07D405/04 ,  C07D405/14 ,  C09B57/00 ,  C07D209/88 ,  C07D209/86 ,  C07D401/14 ,  C09K11/06 ,  C07D409/04 ,  H10K50/81 ,  H10K50/82 ,  H10K50/17 ,  H10K85/60

CPC classification number: H10K50/11 ,  C07D405/04 ,  C07D405/14 ,  C09B57/008 ,  C09B57/00 ,  C07D209/88 ,  C07D209/86 ,  C07D401/14 ,  C09K11/06 ,  C07D409/04 ,  H10K50/81 ,  H10K50/82 ,  H10K50/171 ,  H10K85/615 ,  H10K85/622 ,  H10K85/654 ,  H10K85/6572 ,  H10K85/6574 ,  H10K85/6576 ,  H10K50/15

Abstract: Provided is an organic light emitting device having improved driving voltage, efficiency and lifetime, the organic light emitting device comprises: a cathode; an anode; and at least one light emitting layer interposed between the cathode and the anode, wherein the light emitting layer includes a first host compound of the following Chemical Formula 1-1 or Chemical Formula 1-2 and a second host compound of the following Chemical Formula 2:




where the substituents are as defined in the specification.

公开(公告)号：US20230406841A1

公开(公告)日：2023-12-21

申请号：US18038274

申请日：2022-02-22

Applicant: LG CHEM, LTD.

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

IPC: C07D403/10 ,  C07D403/14 ,  C07D407/14 ,  H10K50/11 ,  C07D409/14 ,  H10K85/60

CPC classification number: C07D403/10 ,  C07D403/14 ,  C07D407/14 ,  H10K50/11 ,  C07D409/14 ,  H10K85/6572 ,  C07B2200/05

Abstract: Provided is a novel compound Chemical Formula 1:




wherein: L is a single bond, a substituted or unsubstituted C6-60 arylene, or a substituted or unsubstituted C2-60 heteroarylene containing one or more of N, O and S; L1 and L2 are each independently a single bond or a substituted or unsubstituted C6-60 arylene, Ar1 and Ar2 are each independently a substituted or unsubstituted C6-60 aryl or C2-60 heteroaryl containing one or more of N, O and S, L′ is a single bond or a substituted or unsubstituted C6-60 arylene, Q is a substituted or unsubstituted C6-60 aryl, R is deuterium or deuterium-substituted phenyl, and n is 1 to 8, and an organic light emitting device including the same. Organic light emitting devices that include the compound of Chemical Formula 1 as a host material for the light emitting layer exhibit remarkably improved lifetime characteristics without reducing luminous efficiency.

公开(公告)号：US20230263054A1

公开(公告)日：2023-08-17

申请号：US18015844

申请日：2021-07-30

Applicant: LG CHEM, LTD.

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

IPC: H10K85/60

CPC classification number: H10K85/6572 ,  H10K85/654 ,  H10K85/6574 ,  H10K85/6576 ,  H10K85/657 ,  H10K50/12

Abstract: Provided is an organic light emitting device comprising: a positive electrode; a negative electrode opposite the positive electrode; and a light emitting layer between the positive electrode and negative electrode, wherein the light emitting layer comprises a first compound of Chemical Formula 1, a second compound of Chemical Formula 2, and a third compound of Chemical Formula 3 as defined in the specification:

公开(公告)号：US20220402928A1

公开(公告)日：2022-12-22

申请号：US17640465

申请日：2021-04-14

Applicant: LG CHEM, LTD.

Inventor： Minjun KIM ,  Dong Hoon LEE ,  Sang Duk SUH ,  Young Seok KIM ,  Seoyeon KIM ,  Da Jung LEE

IPC: C07D491/048 ,  H01L51/00

Abstract: Provided is a compound of Chemical Formula 1: wherein: Y1 to Y9 are each independently N, C—H, C-D, or C-L′-R, provided that at least one of Y1 to Y9 is N; L′ is a single bond or a substituted or unsubstituted C6-60 arylene; R is a substituted or unsubstituted C6-60 aryl or C2-60 heteroaryl containing any one or more of N, O and S; L is a single bond, a substituted or unsubstituted C6-60 arylene, or a substituted or unsubstituted C2-60 heteroarylene containing any one or more of N, O and S; L1 and L2 are each independently a single bond or a substituted or unsubstituted C6-60 arylene; and Ar1 and Ar2 are each independently a substituted or unsubstituted C6-60 aryl or C2-60 heteroaryl containing any one or more of N, O and S; and an organic light emitting device including the same.