公开(公告)号：US20220367819A1

公开(公告)日：2022-11-17

申请号：US17760585

申请日：2021-06-01

Applicant: LG CHEM, LTD.

Inventor： Yongbum Cha ,  Sung Kil Hong ,  Dong Uk Heo ,  Woo Jin Cho ,  Jaegoo Lee

IPC: H01L51/00 ,  C07D405/10 ,  C09K11/06 ,  C07D405/04 ,  C07D405/14 ,  C07D409/14

Abstract: A compound represented by Chemical Formula 1 and an organic light emitting device including the same.

公开(公告)号：US20220348597A1

公开(公告)日：2022-11-03

申请号：US17639574

申请日：2020-11-27

Applicant: LG CHEM, LTD.

Inventor： Hyeon Jin Mun ,  Sujeong Geum ,  Sung Kil Hong ,  Yongbum Cha ,  Jaegoo Lee

IPC: C07F5/02 ,  C07F7/08 ,  C07D211/54 ,  C07D405/12 ,  C07D409/12 ,  H01L51/00

Abstract: An organic light emitting device comprising a light emitting layer including a compound of Chemical Formula 1, and a first organic material layer including a compound of Chemical Formula 2.

公开(公告)号：US11208368B2

公开(公告)日：2021-12-28

申请号：US16519939

申请日：2019-07-23

Applicant: LG CHEM, LTD.

Inventor： Yongbum Cha ,  Jin Joo Kim

IPC: C07C13/72 ,  C09K11/06 ,  H01L51/50 ,  C07D239/24 ,  C07D251/12

Abstract: The present specification relates to a double spiro structure compound, and an organic light emitting device comprising the same.

公开(公告)号：US10968230B2

公开(公告)日：2021-04-06

申请号：US16069694

申请日：2017-01-26

Applicant: LG Chem, Ltd.

Inventor： Yongbum Cha ,  Sung Kil Hong ,  Jungbum Kim ,  Dong Uk Heo ,  Sung Jae Lee

IPC: H01L51/50 ,  C07D491/052 ,  H01L51/00 ,  C07D209/82 ,  C09K11/06 ,  C07D405/04 ,  C07D407/04 ,  C07D409/04 ,  C07D493/04 ,  C07D495/04

Abstract: The present specification relates to a spiro compound and an organic electronic device including the same.

公开(公告)号：US10957857B2

公开(公告)日：2021-03-23

申请号：US16316591

申请日：2017-07-27

Applicant: LG CHEM LTD.

Inventor： Yongbum Cha ,  Sang Young Jeon ,  Sung Jae Lee ,  Sung Kil Hong

IPC: H01L51/00 ,  C07D403/10 ,  C07D405/10 ,  C07D409/10 ,  C09K11/06 ,  C07D213/06 ,  C07D401/10 ,  H01L51/50 ,  C07D213/16 ,  C07D251/24 ,  C07D405/14

Abstract: The present specification relates to a multicyclic compound and an organic light-emitting device including the same. The multicyclic compound of Chemical Formula 1 used in one or more organic material layers of the organic light emitting device provides enhanced efficiency, decreased driving voltage and enhanced lifespan property of the organic light emitting device.

公开(公告)号：US20190355915A1

公开(公告)日：2019-11-21

申请号：US16484641

申请日：2018-04-13

Applicant: LG Chem, Ltd.

Inventor： Dong Uk Heo ,  Dong Hoon Lee ,  Jungoh Huh ,  Boonjae Jang ,  Yongbum Cha ,  Miyeon Han ,  Junghoon Yang ,  Heekyung Yun

IPC: H01L51/00 ,  C07D405/10 ,  C09K11/06 ,  C07D471/04 ,  C07D413/04 ,  C07D405/04 ,  C07D417/10 ,  C07D413/10

Abstract: The present specification relates to a heterocyclic compound represented by Chemical Formula 1 and an organic light emitting device comprising the same.

公开(公告)号：US20190148650A1

公开(公告)日：2019-05-16

申请号：US16304426

申请日：2017-05-26

Applicant: LG Chem, Ltd.

Inventor： Jiwon Kwak ,  Sung Kil Hong ,  Yongbum Cha

IPC: H01L51/00

Abstract: The present specification relates to an organic light emitting device including an anode, a first organic material layer including a compound of Chemical Formula 1, a second organic material layer including a compound of Chemical Formula 2, a light emitting layer and a cathode.

公开(公告)号：US10230056B2

公开(公告)日：2019-03-12

申请号：US15556192

申请日：2016-08-23

Applicant: LG Chem, Ltd.

Inventor： Yongbum Cha ,  Seongmi Cho ,  Jin Joo Kim

IPC: C07D491/048 ,  H01L51/00 ,  C09K11/06 ,  H01L51/50 ,  C09K11/02

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

公开(公告)号：US20180287069A1

公开(公告)日：2018-10-04

申请号：US15780880

申请日：2016-12-07

Applicant: LG Chem, Ltd.

Inventor： Yongbum Cha ,  Seongmi Cho ,  Jin Joo Kim

IPC: H01L51/00 ,  C07D307/91 ,  C09K11/02

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

公开(公告)号：US20180047914A1

公开(公告)日：2018-02-15

申请号：US15556192

申请日：2016-08-23

Applicant: LG Chem, Ltd.

Inventor： Yongbum Cha ,  Seongmi Cho ,  Jin Joo Kim

IPC: H01L51/00 ,  C09K11/06 ,  C07D491/048 ,  C09K11/02

CPC classification number: H01L51/0072 ,  C07D491/048 ,  C09K11/02 ,  C09K11/06 ,  C09K2211/1011 ,  C09K2211/1018 ,  H01L51/0052 ,  H01L51/0054 ,  H01L51/0059 ,  H01L51/006 ,  H01L51/0061 ,  H01L51/0067 ,  H01L51/0071 ,  H01L51/0073 ,  H01L51/0074 ,  H01L51/0077 ,  H01L51/0085 ,  H01L51/5012 ,  H01L51/5016 ,  H01L51/5056 ,  H01L51/5072 ,  H01L51/5088 ,  H01L51/5092 ,  H01L51/5096

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