公开(公告)号：US20220396568A1

公开(公告)日：2022-12-15

申请号：US17620932

申请日：2020-11-05

Applicant: LT MATERIALS CO., LTD.

Inventor： Seung-Gyu YANG ,  Su-Yeon KIM ,  Eui-Jeong CHOI ,  Young-Seok NO ,  Dong-Jun KIM

IPC: C07D405/14 ,  C07D409/14 ,  H01L51/00 ,  C07D495/04 ,  C07D211/82 ,  C07D487/04 ,  C07D403/04 ,  C07D491/048 ,  C07D417/14 ,  H01L51/50 ,  C07F7/08

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：US20240206205A1

公开(公告)日：2024-06-20

申请号：US18277132

申请日：2021-11-16

Applicant: LT MATERIALS CO., LTD.

Inventor： Su-Yeon KIM ,  Young-Seok NO ,  Dong-Jun KIM

IPC: H10K50/11 ,  C07D251/42 ,  C07D405/14 ,  C07D409/04 ,  C07D409/12 ,  C07D409/14 ,  H10K50/15 ,  H10K50/16 ,  H10K50/17 ,  H10K50/18 ,  H10K85/60

CPC classification number: H10K50/11 ,  C07D251/42 ,  C07D405/14 ,  C07D409/04 ,  C07D409/12 ,  C07D409/14 ,  H10K50/15 ,  H10K50/16 ,  H10K50/171 ,  H10K50/181 ,  H10K85/6572

Abstract: The present specification relates to a heterocyclic compound of Chemical Formula 1, an organic light emitting device including same, and a composition for an organic material layer.

公开(公告)号：US20220320442A1

公开(公告)日：2022-10-06

申请号：US17608799

申请日：2020-10-07

Applicant: LT MATERIALS CO., LTD.

Inventor： Su-Yeon KIM ,  Seung-Gyu YANG ,  Young-Seok NO ,  Geon-Yu PARK ,  Dong-Jun KIM

IPC: H01L51/00 ,  H01L51/56 ,  C07D405/14 ,  C07D409/14 ,  C07D405/04 ,  C07D209/86

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：US20230189645A1

公开(公告)日：2023-06-15

申请号：US17923521

申请日：2021-05-12

Applicant: LT MATERIALS CO., LTD.

Inventor： Yong-Hui LEE ,  Seok-Hyeon YU ,  Jun-Tae MO ,  Su-Yeon KIM ,  Min-Ji PARK ,  Dong-Jun KIM

IPC: H10K85/60 ,  H10K85/40 ,  H10K50/11 ,  H10K71/16

CPC classification number: H10K85/6574 ,  H10K85/654 ,  H10K85/6576 ,  H10K85/40 ,  H10K85/636 ,  H10K85/657 ,  H10K85/631 ,  H10K85/6572 ,  H10K85/633 ,  H10K50/11 ,  H10K71/164 ,  H10K2102/301

Abstract: The present specification relates to an organic light emitting device including a first electrode, a second electrode, and one or more organic material layers provided between the first electrode and the second electrode, wherein one or more layers of the organic material layers include a heterocyclic compound represented by Chemical Formula 1 and a heterocyclic compound represented by Chemical Formula 2, a method for manufacturing the same, and a composition for an organic material layer of an organic light emitting device.

公开(公告)号：US20230130126A1

公开(公告)日：2023-04-27

申请号：US17890686

申请日：2022-08-18

Applicant: LT MATERIALS CO., LTD.

Inventor： Su-Yeon KIM ,  Na-Yeong KIM ,  Hyo-Kyun HAM ,  Won-Jang JEONG ,  Dong-Jun KIM

IPC: H01L51/00 ,  C07D491/048

Abstract: Disclosed are a heterocyclic compound which may significantly improve a service life, efficiency, electrochemical stability, and thermal stability of an organic light emitting device, and an organic light emitting device in which the heterocyclic compound is contained in an organic material layer.

公开(公告)号：US20240246923A1

公开(公告)日：2024-07-25

申请号：US18288681

申请日：2021-11-19

Applicant: LT MATERIALS CO., LTD.

Inventor： Su-Yeon KIM ,  GWANG-IL DONG ,  Won-Jang JEONG ,  Dong-Jun KIM

IPC: C07D311/88 ,  C07D407/12 ,  C07D409/12 ,  C07D409/14 ,  H10K50/14 ,  H10K50/18 ,  H10K85/60

CPC classification number: C07D311/88 ,  C07D407/12 ,  C07D409/12 ,  C07D409/14 ,  H10K50/14 ,  H10K50/181 ,  H10K85/6574 ,  H10K85/6576

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

公开(公告)号：US20220340550A1

公开(公告)日：2022-10-27

申请号：US17608881

申请日：2020-10-07

Applicant: LT MATERIALS CO., LTD.

Inventor： Seung-Gyu YANG ,  Su-Yeon KIM ,  Geon-Yu PARK ,  Young-Seok NO ,  Dong-Jun KIM

IPC: C07D405/14 ,  C07F9/40 ,  C07D409/14 ,  C07F7/08 ,  C07D405/04 ,  C07D487/04 ,  C07D495/04 ,  C07D491/048 ,  C07D209/82 ,  H01L51/00 ,  H01L51/50 ,  H01L51/56

Abstract: The present specification relates to an organic light emitting device, a method for manufacturing the same, and a composition for an organic material layer.

公开(公告)号：US20210179596A1

公开(公告)日：2021-06-17

申请号：US17058199

申请日：2019-06-18

Applicant: LT MATERIALS CO., LTD.

Inventor： Geon-Yu PARK ,  Su-Yeon KIM ,  Dong-Jun KIM

IPC: C07D409/14 ,  C07D409/04 ,  C07D405/14 ,  C07D405/04 ,  C07D403/04 ,  H01L51/00

Abstract: The present specification relates to 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.