公开(公告)号：US11634414B2

公开(公告)日：2023-04-25

申请号：US16633538

申请日：2018-08-02

Applicant: LG CHEM, LTD.

Inventor： Seongmi Cho ,  Wanpyo Hong ,  Dong Hoon Lee ,  Jungoh Huh ,  Min Woo Jung ,  Jungha Lee

IPC: C07D311/96 ,  C07D335/04 ,  C07D407/14 ,  C07D409/14 ,  H01L51/00 ,  C07D491/048 ,  C07D487/04 ,  C07D495/04 ,  H01L51/50

Abstract: Provided is a hetero-cyclic compound of Chemical Formula 1: and an organic light emitting device comprising the same.

公开(公告)号：US11502261B2

公开(公告)日：2022-11-15

申请号：US16487420

申请日：2018-05-02

Applicant: LG CHEM, LTD.

Inventor： Wanpyo Hong ,  Min Seung Chun ,  Kyung Seok Jeong ,  Jin Joo Kim ,  Ok Keun Song ,  Hongsik Yoon

IPC: H01L51/50 ,  H01L51/00 ,  C07F7/08 ,  C09K11/06

Abstract: The present disclosure relates to a compound represented by 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 provides improved efficiency, low driving voltage, and improved lifetime characteristic.

公开(公告)号：US11498924B2

公开(公告)日：2022-11-15

申请号：US16764115

申请日：2019-03-28

Applicant: LG CHEM, LTD.

Inventor： Min Woo Jung ,  Wanpyo Hong ,  Dong Hoon Lee ,  Boonjae Jang ,  Jungha Lee ,  Su Jin Han ,  Seulchan Park

IPC: C07D495/04 ,  C07D491/048 ,  H01L51/00 ,  H01L51/50

Abstract: Provided is a compound of Chemical Formula 1: wherein: Y is O or S; X1 to X3 are each N or CH, and one or more of X1 to X3 is N; and Ar1 to Ar4 are the same as or different from each other, and each independently is an aryl group having 6 to 20 carbon atoms that is unsubstituted or substituted with nitrile or a heteroaryl group having 2 to 20 carbon atoms; or a tricyclic heteroaryl group having 2 to 20 carbon atoms that is unsubstituted or substituted with an aryl group having 6 to 20 carbon atoms, and an organic light emitting device including the same.

公开(公告)号：US20220077410A1

公开(公告)日：2022-03-10

申请号：US17417349

申请日：2020-01-10

Applicant: LG CHEM, LTD.

Inventor： Sujeong Geum ,  Wanpyo Hong ,  Moung Gon Kim ,  Kyunghee Kim

IPC: H01L51/00 ,  C07F7/08 ,  C09K11/06

Abstract: A compound of Formula 1 and an organic light emitting device including the same, the compound used as a material for an organic material layer of the organic light emitting device, and providing high efficiency and low voltage characteristics of the organic light emitting device.

公开(公告)号：US11158810B2

公开(公告)日：2021-10-26

申请号：US15770556

申请日：2016-10-12

Applicant: LG Chem, Ltd.

Inventor： Wanpyo Hong ,  Hyoungcheul Kim ,  Yun Hwan Kim ,  Heungwoo Choi ,  Jun Yun

IPC: H01L51/54 ,  H01L51/00 ,  C07C25/13 ,  C07C255/51 ,  H01L51/50

Abstract: The present specification provides a multicyclic compound of Chemical Formula 1, and an organic light emitting device including the same.

公开(公告)号：US10035765B2

公开(公告)日：2018-07-31

申请号：US15508438

申请日：2015-10-07

Applicant: LG CHEM, LTD.

Inventor： Hyok Joon Kwon ,  Minjun Kim ,  Wanpyo Hong ,  Kongkyeom Kim ,  Seong So Kim

IPC: C07D209/56 ,  C09K11/06 ,  H01L51/00 ,  H01L51/50

CPC classification number: C07D209/56 ,  C07D209/80 ,  C07D403/04 ,  C07D403/10 ,  C07D403/14 ,  C07D405/14 ,  C07D409/14 ,  C09K11/06 ,  C09K2211/1011 ,  C09K2211/1029 ,  H01L51/0072 ,  H01L51/5056 ,  H01L51/5072 ,  H01L51/5092 ,  H01L2251/50 ,  H01L2933/0016

Abstract: The present specification provides a multicyclic compound including nitrogen and an organic light emitting device using the same.

公开(公告)号：US20180086775A1

公开(公告)日：2018-03-29

申请号：US15562581

申请日：2016-10-26

Applicant: LG Chem, Ltd.

Inventor： Wanpyo Hong ,  Dongheon Kim ,  Hyoungcheul Kim ,  Yongbum Cha ,  Yun Hwan Kim

IPC: C07D495/14 ,  C07D495/04 ,  C07D333/76 ,  C07D409/14 ,  C09K11/06 ,  H01L51/50 ,  H01L51/00

CPC classification number: C07D495/14 ,  C07D333/76 ,  C07D333/78 ,  C07D409/14 ,  C07D495/04 ,  C07D495/22 ,  C09K11/06 ,  C09K2211/1092 ,  H01L51/0074 ,  H01L51/0094 ,  H01L51/5012 ,  H01L51/5088

Abstract: The present specification provides a heterocyclic compound and an organic light emitting device including the same.

公开(公告)号：US09698358B2

公开(公告)日：2017-07-04

申请号：US14941194

申请日：2015-11-13

Applicant: LG CHEM, LTD.

Inventor： Wanpyo Hong ,  Kongkyeom Kim ,  Hyok Joon Kwon ,  Hoyong Lee ,  Minjun Kim

IPC: H01L51/50 ,  H01L51/00 ,  C07D403/14 ,  C09K11/02 ,  C09K11/06 ,  C07D409/14 ,  C07D405/14 ,  C07D401/04 ,  C07D401/14 ,  C07D403/10 ,  H05B33/14

CPC classification number: H01L51/0072 ,  C07D401/04 ,  C07D401/14 ,  C07D403/10 ,  C07D403/14 ,  C07D405/14 ,  C07D409/14 ,  C09K11/02 ,  C09K11/06 ,  C09K2211/1007 ,  C09K2211/1011 ,  C09K2211/1029 ,  C09K2211/1044 ,  C09K2211/1088 ,  C09K2211/1092 ,  H01L51/0052 ,  H01L51/0054 ,  H01L51/0067 ,  H01L51/0073 ,  H01L51/0074 ,  H01L51/5012 ,  H01L51/5016 ,  H05B33/14

Abstract: Disclosed are a nitrogen-containing polycyclic compound and an organic electroluminescent device including the same.