公开(公告)号：US20230263053A1

公开(公告)日：2023-08-17

申请号：US18012019

申请日：2021-03-10

Applicant: LT MATERIALS CO., LTD.

Inventor： Gi-Back LEE ,  Hyun-Ju LA ,  Won-Jang JEONG ,  Dong-Jun KIM ,  Hyo-Kyun HAM

IPC: H10K85/60 ,  C07D213/85 ,  C09K11/06

CPC classification number: H10K85/654 ,  C07D213/85 ,  C09K11/06 ,  H10K50/17

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 containing the heterocyclic compound in an organic material 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：US20230131749A1

公开(公告)日：2023-04-27

申请号：US17915218

申请日：2021-04-02

Applicant: LT MATERIALS CO., LTD.

Inventor： Won-Jang JEONG ,  Nam-Jin LEE ,  Hyun-Ju LA ,  Dong-Jun KIM

IPC: H10K85/60 ,  C07D493/04

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

公开(公告)号：US20230056059A1

公开(公告)日：2023-02-23

申请号：US17783448

申请日：2020-12-09

Applicant: LT MATERIALS CO., LTD.

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

IPC: H01L51/00 ,  C07D401/10 ,  C09K11/06 ,  C07D401/14 ,  C07D405/14

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：US20220324877A1

公开(公告)日：2022-10-13

申请号：US17637342

申请日：2020-08-19

Applicant: LT MATERIALS CO., LTD.

Inventor： Seong-Jong PARK ,  Hyun-Ju LA ,  Won-Jang JEONG ,  Dong-Jun KIM

IPC: C07D498/04 ,  H01L51/00

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

公开(公告)号：US20200255452A1

公开(公告)日：2020-08-13

申请号：US16756639

申请日：2019-09-19

Applicant: LT MATERIALS CO., LTD.

Inventor： Hyun-Ju LA ,  Yu-Jin HEO ,  Won-Jang JEONG

IPC: C07D519/00 ,  H01L51/00 ,  C07D471/14 ,  H01L51/50

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：US20230284527A1

公开(公告)日：2023-09-07

申请号：US18016958

申请日：2021-07-29

Applicant: LT MATERIALS CO., LTD.

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

IPC: H10K85/60

CPC classification number: H10K85/6572 ,  H10K50/166

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：US20200339513A1

公开(公告)日：2020-10-29

申请号：US16957880

申请日：2018-12-24

Applicant: LT MATERIALS CO., LTD.

Inventor： Yu-Jin HEO ,  Hyun-Ju LA ,  Won-Jang JEONG ,  Jin-Seok CHOI ,  Dae-Hyuk CHOI ,  Joo-Dong LEE

IPC: C07D221/18 ,  H01L51/00 ,  C07D401/10 ,  C07D409/10 ,  C07D409/14 ,  C07D471/04 ,  C07D405/14 ,  C07D401/14 ,  C07D417/14

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：US20220213098A1

公开(公告)日：2022-07-07

申请号：US17606553

申请日：2020-07-03

Applicant: LT MATERIALS CO., LTD.

Inventor： Hye-Su JI ,  Hyun-Ju LA ,  Won-Jang JEONG ,  Dong-Jun KIM

IPC: C07D471/04 ,  C07D519/00 ,  C07F9/28 ,  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：US20220033415A1

公开(公告)日：2022-02-03

申请号：US17299376

申请日：2019-12-06

Applicant: LT MATERIALS CO., LTD.

Inventor： Hyun-Ju LA ,  Hye-Su JI ,  Won-Jang JEONG

IPC: C07D498/04 ,  C07F9/53 ,  C07D519/00 ,  H01L51/00

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