公开(公告)号：US11588110B2

公开(公告)日：2023-02-21

申请号：US16876300

申请日：2020-05-18

Applicant: LT MATERIALS CO., LTD.

Inventor： Ji-Young Kim ,  Juntae Mo ,  Dong-Jun Kim

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

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

公开(公告)号：US20230051481A1

公开(公告)日：2023-02-16

申请号：US17781174

申请日：2020-11-27

Applicant: LT MATERIALS CO., LTD.

Inventor： Gi-Back LEE ,  Ji-Un KIM ,  Won-Jang JEONG ,  Dong-Jun KIM

IPC: C07D471/04 ,  H01L51/50 ,  H01L51/00

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：US20230013956A1

公开(公告)日：2023-01-19

申请号：US17782781

申请日：2020-12-17

Applicant: LT MATERIALS CO., LTD.

Inventor： Yong-Hui LEE ,  Jun-Tae MO ,  Dong-Jun KIM

IPC: H01L51/00 ,  C07D409/04 ,  C07D409/14 ,  C07D405/04

Abstract: The present application provides a heterocyclic compound, and an organic light emitting device containing the heterocyclic compound in an organic material layer.

公开(公告)号：US11427562B2

公开(公告)日：2022-08-30

申请号：US16315271

申请日：2017-07-06

Applicant: LT MATERIALS CO., LTD.

Inventor： Han-Kook Oh ,  Jun-Tae Mo ,  Yong-Geun Jung ,  Won-Jang Jeong ,  Jin-Seok Choi ,  Dae-Hyuk Choi ,  Joo-Dong Lee

IPC: C07D401/06 ,  C07D401/14 ,  C07D221/06 ,  H01L51/00 ,  H01L51/50 ,  C09K11/06 ,  C07D401/10 ,  C07D405/14 ,  C07D409/14 ,  C07D471/04

Abstract: The present application provides a hetero-cyclic compound capable of significantly enhancing lifespan, efficiency, electrochemical stability and thermal stability of an organic light emitting device, and an organic light emitting device containing the hetero-cyclic compound in an organic compound layer.

公开(公告)号：US20220267319A1

公开(公告)日：2022-08-25

申请号：US17439955

申请日：2020-06-19

Applicant: LT MATERIALS CO., LTD.

Inventor： Gi-Back LEE ,  Hyun-Ju LA ,  Won-Jang JEONG

IPC: C07D471/04 ,  H01L51/00 ,  C07D519/00

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：US20220246863A1

公开(公告)日：2022-08-04

申请号：US17612718

申请日：2020-08-14

Applicant: LT MATERIALS CO., LTD.

Inventor： Nam-Jin LEE ,  Yu-Jun JEONG ,  Won-Jang JEONG ,  Jun-Tae MO ,  Dong-Jun KIM

IPC: H01L51/00 ,  C07D405/10 ,  C09K11/06 ,  C07D471/04 ,  C07D405/14 ,  C07D409/14 ,  C07F9/6558 ,  C07F9/6561

Abstract: The present application provides a heterocyclic compound capable of significantly enhancing lifetime, efficiency, electrochemical stability and thermal stability of an organic light emitting device, and an organic light emitting device comprising the heterocyclic compound in an organic material layer.

公开(公告)号：US11387418B2

公开(公告)日：2022-07-12

申请号：US16496870

申请日：2018-03-26

Applicant: LT MATERIALS CO., LTD.

Inventor： Young Seok No ,  Jiyoon Byun ,  Dongjun Kim

IPC: H01L51/00 ,  C07D209/86 ,  C07D405/14 ,  C07D409/14 ,  C07D495/04 ,  H01L51/50 ,  H01L51/56

Abstract: The present specification relates to an organic light emitting device comprising a first electrode, a second electrode, and one or more organic material layers provided between the first electrode and the second electrode, wherein one or more layers of the organic material layers comprise a heterocyclic compound represented by Chemical Formula 1 and a heterocyclic compound represented by Chemical Formula 2 at the same time, and a composition for an organic material layer of an organic light emitting device.

公开(公告)号：US11302873B2

公开(公告)日：2022-04-12

申请号：US16462852

申请日：2017-12-19

Applicant: LT MATERIALS CO., LTD.

Inventor： Hyun Ju La ,  Yun Ji Lee ,  Gi Back Lee ,  Won Jang Jeong ,  Jin Seok Choi ,  Dae Hyuk Choi

IPC: H01L51/00 ,  H01L51/52

Abstract: The present application provides a hetero-cyclic compound capable of greatly enhancing a lifetime, efficiency, electrochemical stability and thermal stability of an organic light emitting device, and an organic light emitting device containing the hetero-cyclic compound in an organic compound layer.

公开(公告)号：US20220013729A1

公开(公告)日：2022-01-13

申请号：US17288701

申请日：2019-11-12

Applicant: LT MATERIALS CO., LTD.

Inventor： Nam-Jin LEE ,  Young-Jin LEE ,  Won-Jang JEONG

IPC: H01L51/00 ,  C07D491/107 ,  C09K11/06 ,  C07D519/00 ,  C07D495/10 ,  C07D471/10

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：US20210408381A1

公开(公告)日：2021-12-30

申请号：US17418310

申请日：2019-12-19

Applicant: LT MATERIALS CO., LTD.

Inventor： Ji-Yeon PARK ,  Yong-Woo KIM

IPC: H01L51/00 ,  C07C211/54 ,  C09K11/06 ,  C07D307/91 ,  C07C211/61 ,  C07D333/76

Abstract: The present specification relates to a compound represented by Chemical Formula 1, an organic optoelectronic diode and a display device.