公开(公告)号：US11261176B2

公开(公告)日：2022-03-01

申请号：US16320826

申请日：2017-12-21

Applicant: LG CHEM, LTD.

Inventor： Yong Bum Cha ,  Sang Young Jeon ,  Yeon Ho Cho ,  Yeon Hwan Kim

IPC: H01L51/00 ,  C07D409/12 ,  C07D307/91 ,  C07D333/76 ,  C07D409/04 ,  H01L51/50

Abstract: The present invention relates to a novel amine-based compound represented by Chemical Formula 1 and an organic light emitting device including the same. The compound provides improved efficiency, low driving voltage, and improved lifetime characteristic of the organic light emitting device.

公开(公告)号：US11251377B2

公开(公告)日：2022-02-15

申请号：US16486483

申请日：2018-05-11

Applicant: LG CHEM, LTD.

Inventor： Yong Bum Cha ,  Sung Jae Lee ,  Yeon Hwan Kim ,  Sang Young Jeon ,  Seong Mi Cho

IPC: H01L51/00 ,  H01L51/52

Abstract: Provided is an organic light emitting device.

公开(公告)号：US11111231B2

公开(公告)日：2021-09-07

申请号：US16228544

申请日：2018-12-20

Applicant: LG CHEM, LTD.

Inventor： Hoyong Lee ,  Seongmi Cho ,  Kongkyeom Kim ,  Sang Young Jeon ,  Minseung Chun ,  Hyoung Seok Kim ,  Dongheon Kim

IPC: C07D401/14 ,  C09K11/02 ,  C07D403/14 ,  C09K11/06 ,  H01L51/00 ,  H01L51/50

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

公开(公告)号：US10454056B1

公开(公告)日：2019-10-22

申请号：US16317444

申请日：2018-01-03

Applicant: LG CHEM, LTD.

Inventor： Min Seung Chun ,  Sang Young Jeon ,  Boon Jae Jang ,  Minwoo Choi ,  Hyeon Soo Jeon

IPC: H01L51/42 ,  H01L51/50 ,  C09K11/06 ,  H01L51/00 ,  H01L51/52

Abstract: The present invention provides an organic light emitting device including a light emitting layer comprising a compound represented by Chemical Formula 1 and an electron transport layer comprising a compound represented by Chemical Formula 2, and having improved driving voltage and efficiency.

公开(公告)号：US08846215B2

公开(公告)日：2014-09-30

申请号：US14052293

申请日：2013-10-11

Applicant: LG Chem, Ltd.

Inventor： Minseung Chun ,  Jungi Jang ,  Sang Young Jeon ,  Seong So Kim ,  Chang Hwan Kim ,  Hyungjin Lee ,  Sung Kil Hong ,  Kongkyeom Kim ,  Yun Hwan Kim ,  Tae Yoon Park ,  Jungoh Huh ,  Seongmi Cho

IPC: H01L51/54 ,  H01L51/00 ,  C07D209/86 ,  C07D403/14 ,  C07D487/14 ,  C07D487/04 ,  C09K11/06 ,  H05B33/14 ,  H05B33/20

CPC classification number: H01L51/0071 ,  C07D209/86 ,  C07D403/14 ,  C07D487/04 ,  C07D487/14 ,  C09K11/06 ,  H01L51/0061 ,  H01L51/0072 ,  H05B33/14 ,  H05B33/20 ,  Y10S428/917

Abstract: The present invention provides an organic light emitting diode comprising a first electrode, a second electrode and an organic material layer of one or more layers disposed between the first electrode and the second electrode, in which the organic material layer comprises a light emitting layer, an organic material layer comprising the compound represented by Formula 1 is comprised between the first electrode and the light emitting layer, and the light emitting layer comprises a host comprising the compound represented by Formula 1 and a dopant.

Abstract translation: 本发明提供了一种有机发光二极管，其包括设置在第一电极和第二电极之间的一个或多个层的第一电极，第二电极和有机材料层，其中有机材料层包括发光层， 包含由式1表示的化合物的有机材料层包括在第一电极和发光层之间，并且发光层包含含有由式1表示的化合物和掺杂剂的主体。

公开(公告)号：US20140048792A1

公开(公告)日：2014-02-20

申请号：US14113784

申请日：2012-10-05

Applicant: LG CHEM, LTD.

Inventor： Minseung Chun ,  Jungi Jang ,  Changhwan Shin ,  Seong So Kim ,  Hyungjin Lee ,  Sang Young Jeon ,  Chang Hwan Kim ,  Dong Sik Kim

IPC: H01L51/00

CPC classification number: H01L51/0072 ,  H01L51/0052 ,  H01L51/0058 ,  H01L51/0071 ,  H01L51/0077 ,  H01L51/50

Abstract: The present invention provides an organic light emitting device comprising a first electrode, a second electrode, and one or more organic material layers disposed between the first electrode and the second electrode, and having an excellent life-span property by changing a dipole moment of a compound comprised in the organic material layers.

Abstract translation: 本发明提供了一种有机发光器件，其包括第一电极，第二电极和设置在第一电极和第二电极之间的一个或多个有机材料层，并且通过改变第二电极的偶极矩具有优异的寿命性能 化合物包含在有机材料层中。