公开(公告)号：US20220109111A1

公开(公告)日：2022-04-07

申请号：US17288726

申请日：2019-11-08

Applicant: LT MATERIALS CO., LTD.

Inventor： Han-Kook OH ,  Ji-Young KIM ,  Won-Jang JEONG

IPC: H01L51/00 ,  C07D471/04 ,  C09K11/06 ,  C07F9/53

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：US20210226133A1

公开(公告)日：2021-07-22

申请号：US16649528

申请日：2018-09-28

Applicant: LT Materials Co., Ltd.

Inventor： Han-Kook OH ,  Yun-Ji LEE ,  Hye-Su JI ,  Won-Jang JEONG ,  Jin-Seok CHOI ,  Dae-Hyuk CHOI

IPC: H01L51/00 ,  C07D495/04 ,  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：US20230013934A1

公开(公告)日：2023-01-19

申请号：US17288647

申请日：2019-11-08

Applicant: LT MATERIALS CO., LTD.

Inventor： Ji-Young KIM ,  Han-Kook OH ,  Won-Jang JEONG

IPC: C07D471/04 ,  C07D519/00 ,  H01L51/00 ,  H01L51/50 ,  H01L51/42

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：US20220259187A1

公开(公告)日：2022-08-18

申请号：US17612956

申请日：2020-11-17

Applicant: LT MATERIALS CO., LTD.

Inventor： Young-Jin LEE ,  Jun-Tae MO ,  Dong-Jun KIM ,  Han-Kook OH ,  Ji-Yoon BYUN

IPC: C07D405/14 ,  C07D409/14 ,  H01L51/00 ,  C07D209/86 ,  C07D519/00

Abstract: The present specification provides a heterocyclic compound represented by Chemical Formula 1, an organic light emitting device comprising the same, a composition for an organic material layer of an organic light emitting device, and a method for manufacturing an organic light emitting device.

公开(公告)号：US20210234102A1

公开(公告)日：2021-07-29

申请号：US16649423

申请日：2018-09-28

Applicant: LT MATERIALS CO., LTD.

Inventor： Hye-Su JI ,  Han-Kook OH ,  Yun-Ji LEE ,  Won-Jang JEONG ,  Jin-Seok CHOI ,  Dae-Hyuk CHOI

IPC: H01L51/00 ,  C07D495/04 ,  C07D519/00 ,  C07D491/048

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：US20210202863A1

公开(公告)日：2021-07-01

申请号：US16649290

申请日：2018-09-28

Applicant: LT MATERIALS CO., LTD.

Inventor： Yun-Ji LEE ,  Han-Kook OH ,  Hye-Su JI ,  Won-Jang JEONG ,  Jin-Seok CHOI ,  Dae-Hyuk CHOI

IPC: H01L51/00 ,  C07D471/04 ,  C09K11/06

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