公开(公告)号：US20230331689A1

公开(公告)日：2023-10-19

申请号：US18022640

申请日：2021-08-12

Applicant: LT MATERIALS CO., LTD.

Inventor： Nam-Jin LEE ,  Gi-Back LEE ,  Won-Jang JEONG ,  Dong-Jun KIM

IPC: C07D307/78 ,  C07D409/12 ,  C07D407/12 ,  H10K50/11 ,  H10K50/18 ,  H10K50/17 ,  H10K50/15 ,  H10K50/805 ,  H10K85/60 ,  C09K11/06

CPC classification number: C07D307/78 ,  C07D409/12 ,  C07D407/12 ,  H10K50/11 ,  H10K50/181 ,  H10K50/171 ,  H10K50/15 ,  H10K50/805 ,  H10K85/653 ,  H10K85/657 ,  C09K11/06 ,  C09K2211/1018 ,  C07B2200/05

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：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：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：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：US20250169356A1

公开(公告)日：2025-05-22

申请号：US18837705

申请日：2023-02-09

Applicant: LT MATERIALS CO., LTD.

Inventor： Gi-Back LEE ,  Jun-Tae MO ,  Dong-Jun KIM

IPC: H10K85/60 ,  C07C211/54 ,  C07D307/91 ,  C07D333/76 ,  C07D405/04 ,  C09K11/02 ,  H10K50/11

Abstract: The present specification relates to a heterocyclic compound of Chemical Formula 1, an organic light emitting device including the same and a composition for forming an organic material layer. When used in an organic light emitting device, the heterocyclic compound can lower the driving voltage of the device, improve the light emitting efficiency, and improve the service life characteristics of the device.

公开(公告)号：US20240107788A1

公开(公告)日：2024-03-28

申请号：US18266208

申请日：2021-06-03

Applicant: LT MATERIALS CO., LTD.

Inventor： Gi-Back LEE ,  Seong-Jong PARK ,  Won-Jang JEONG ,  Dong-Jun KIM

IPC: H10K50/11 ,  C07D307/91 ,  C07D333/72 ,  H10K50/15 ,  H10K50/16 ,  H10K50/17 ,  H10K50/18 ,  H10K85/60

CPC classification number: H10K50/11 ,  C07D307/91 ,  C07D333/72 ,  H10K50/15 ,  H10K50/16 ,  H10K50/171 ,  H10K50/181 ,  H10K85/633 ,  H10K85/6574 ,  H10K85/6576

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：US20230391740A1

公开(公告)日：2023-12-07

申请号：US18032221

申请日：2021-09-10

Applicant: LT MATERIALS CO.,LTD.

Inventor： Gi-Back LEE ,  Yu-Jin HEO ,  Won-Jang JEONG ,  Dong-Jun KIM

IPC: C07D307/91 ,  C07D407/12 ,  C07D411/12 ,  C07D333/76 ,  C07D409/12 ,  C07C211/61 ,  C07D411/10 ,  H10K85/60

CPC classification number: C07D307/91 ,  C07D407/12 ,  C07D411/12 ,  C07D333/76 ,  C07D409/12 ,  C07C211/61 ,  C07D411/10 ,  H10K85/6574 ,  H10K85/615 ,  H10K85/633 ,  H10K85/6576 ,  H10K85/622

Abstract: The present specification relates to a compound of Chemical Formula 1, and an organic light emitting device including 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：US20230002350A1

公开(公告)日：2023-01-05

申请号：US17775369

申请日：2020-11-16

Applicant: LT MATERIALS CO., LTD.

Inventor： Gi-Back LEE ,  Seong-Jong PARK ,  Won-Jang JEONG ,  Dong-Jun KIM

IPC: C07D401/10 ,  C07D401/14 ,  C07D215/06 ,  H01L51/00 ,  C07D401/04 ,  C07D471/04 ,  C07F9/535 ,  H01L51/52

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.