公开(公告)号：US20210395263A1

公开(公告)日：2021-12-23

申请号：US17282091

申请日：2019-10-02

Applicant: LT MATERIALS CO., LTD.

Inventor： Mi-Jin KIM ,  Jun-Tae MO ,  Ji-Yoon BYUN ,  Yong-Hui LEE ,  Jong-Su LEE ,  Young-Seok NO ,  Dong-Jun KIM

IPC: C07D493/00 ,  C07D513/04 ,  C07D491/048 ,  H01L51/00

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：US20210013411A1

公开(公告)日：2021-01-14

申请号：US17041170

申请日：2019-04-16

Applicant: LT MATERIALS CO., LTD.

Inventor： Jun-Tae MO ,  Mi-Jin KIM ,  Ji-Yoon BYUN ,  Jong-Su LEE ,  Dong-Jun KIM

IPC: H01L51/00 ,  C07D405/14

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：US20220089610A1

公开(公告)日：2022-03-24

申请号：US17418306

申请日：2019-12-26

Applicant: LT MATERIALS CO., LTD.

Inventor： Jun-Tae MO ,  Mi-Jin KIM ,  Ji-Yoon BYUN ,  Yong-Hui LEE ,  Jong-Su LEE ,  Dong-Jun KIM

IPC: C07D519/00 ,  H01L51/00 ,  C07D493/00 ,  C07D495/00

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