公开(公告)号：US11515478B2

公开(公告)日：2022-11-29

申请号：US16463299

申请日：2018-02-23

申请人： LG CHEM, LTD.

发明人： Yong Bum Cha ,  Sang Duk Suh ,  Yeon Hwan Kim ,  Sang Young Jeon ,  Sung Jae Lee

IPC分类号： H01L51/00 ,  C07D213/16 ,  C07D239/26 ,  C07D251/24 ,  C07D403/10 ,  C07D405/10 ,  C09K11/06 ,  H01L51/50

摘要： The present disclosure relates to a compound represented by Chemical Formula 1 and an organic light emitting device using the same. The compound is used as a material of an organic material layer of the organic light emitting device.

公开(公告)号：US11459290B2

公开(公告)日：2022-10-04

申请号：US16487404

申请日：2018-04-11

申请人： LG CHEM, LTD.

发明人： Yong Bum Cha ,  Sung Jae Lee ,  Yeon Hwan Kim ,  Sang Young Jeon ,  Su Jin Han

IPC分类号： C07C211/54 ,  C07D209/82 ,  C07D307/91 ,  C07D333/76 ,  C07D407/12 ,  C07D409/12 ,  C07F7/08 ,  H01L51/00 ,  H01L51/50

摘要： The present disclosure relates to a novel compound represented by Chemical Formula 1 and an organic light emitting device using the same. The compound is used as a material of an organic material layer of the organic light emitting device.

公开(公告)号：US11685859B2

公开(公告)日：2023-06-27

申请号：US16754904

申请日：2018-10-05

申请人： LG CHEM, LTD.

发明人： Jae Seung Ha ,  Yeon Hwan Kim ,  Sang Young Jeon ,  Sung Kil Hong ,  Yong Bum Cha ,  Seong Mi Cho

IPC分类号： C09K11/06 ,  H10K50/15 ,  H10K50/165 ,  H10K85/60

CPC分类号： C09K11/06 ,  H10K50/156 ,  H10K50/165 ,  H10K85/631 ,  H10K85/6572 ,  C09K2211/1014 ,  C09K2211/1029

摘要： Provided is a compound of Chemical Formula 1:






wherein:
L11 is a single bond or a substituted or unsubstituted C6-60 arylene;
L12 and L13 are each independently a single bond or a substituted or unsubstituted C6-60 arylene;
R11 is a substituted or unsubstituted C6-60 aryl;
R12 and R13 are each independently any one substituent selected from the group consisting of the following:










wherein, each R′ is independently a substituted or unsubstituted C6-60 aryl, and
R14 and R15 are hydrogen, or are linked to each other,

and an organic light emitting device including the same.

公开(公告)号：US11407718B2

公开(公告)日：2022-08-09

申请号：US16484777

申请日：2018-04-26

申请人： LG CHEM, LTD.

发明人： Yong Bum Cha ,  Yeon Ho Cho ,  Yeon Hwan Kim ,  Sang Young Jeon ,  Sung Jae Lee

IPC分类号： C07D239/26 ,  C07D213/06 ,  C07D251/24 ,  H01L51/00 ,  H01L51/50

摘要： The present disclosure relates to a cyclic compound represented by Chemical Formula 1 and an organic light emitting device including the same. The cyclic 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 characteristics.

公开(公告)号：US11261176B2

公开(公告)日：2022-03-01

申请号：US16320826

申请日：2017-12-21

申请人： LG CHEM, LTD.

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

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

摘要： 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

申请人： LG CHEM, LTD.

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

IPC分类号： H01L51/00 ,  H01L51/52

摘要： Provided is an organic light emitting device.