公开(公告)号：US20230320211A1

公开(公告)日：2023-10-05

申请号：US18022355

申请日：2021-07-30

Applicant: LT MATERIALS CO., LTD.

Inventor： Su-Jin KWON ,  Eui-Jeong CHOI ,  Ji-Young KIM ,  Jun-Tae MO ,  Dong-Jun KIM

IPC: H10K85/60 ,  C07D405/04 ,  C09K11/06 ,  C07D405/10 ,  C07D495/04

CPC classification number: H10K85/6574 ,  C07D405/04 ,  C09K11/06 ,  H10K85/636 ,  H10K85/633 ,  C07D405/10 ,  C07D495/04 ,  H10K85/654 ,  H10K85/615 ,  H10K2101/90

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

公开(公告)号：US20230380283A1

公开(公告)日：2023-11-23

申请号：US18027469

申请日：2021-08-09

Applicant: LT MATERIALS CO.,LTD.

Inventor： Su-Jin KWON ,  Ji-Young KIM ,  Jun-Tae MO ,  Dong-Jun KIM

IPC: H10K85/60 ,  C07D495/04 ,  C09K11/06 ,  C07D409/14 ,  C07D491/048

CPC classification number: H10K85/6576 ,  C07D495/04 ,  C09K11/06 ,  H10K85/657 ,  H10K85/6574 ,  H10K85/6572 ,  C07D409/14 ,  H10K85/654 ,  H10K85/626 ,  H10K85/615 ,  C07D491/048 ,  H10K50/12

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

公开(公告)号：US20230365538A1

公开(公告)日：2023-11-16

申请号：US18030190

申请日：2021-09-02

Applicant: LT MATERIALS CO., LTD.

Inventor： Young-Jin LEE ,  Su-Jin KWON ,  Jun-Tae MO ,  Dong-Jun KIM ,  Chan-Jun PARK

IPC: C07D405/08 ,  C07D405/14 ,  C07D409/14 ,  H10K50/805 ,  H10K85/60 ,  H10K50/11 ,  H10K50/16 ,  H10K50/17 ,  H10K50/15 ,  C09K11/06

CPC classification number: C07D405/08 ,  C07D405/14 ,  C07D409/14 ,  H10K50/805 ,  H10K85/6574 ,  H10K50/11 ,  H10K50/16 ,  H10K50/171 ,  H10K50/15 ,  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.

公开(公告)号：US20230048456A1

公开(公告)日：2023-02-16

申请号：US17771743

申请日：2020-12-18

Applicant: LT MATERIALS CO., LTD.

Inventor： Su-Jin KWON ,  Yong-Hui LEE ,  Ji-Young KIM ,  Jun-Tae MO ,  Dong-Jun KIM

IPC: H01L51/00

Abstract: The present specification relates to an organic light emitting device including Compound (A) represented by Chemical Formula 1 and Compound (B) represented by any one of Chemical Formulae 2 to 4.