公开(公告)号：US20230247902A1

公开(公告)日：2023-08-03

申请号：US18011934

申请日：2021-07-21

Applicant: LT MATERIALS CO., LTD.

Inventor： Young-Seok NO ,  Geon-Yu PARK ,  Dong-Jun KIM

IPC: H10K85/60 ,  C07D405/14 ,  C07D495/04 ,  C07D409/14 ,  C07D209/86

CPC classification number: H10K85/6572 ,  C07D405/14 ,  H10K85/654 ,  H10K85/6574 ,  C07D495/04 ,  H10K85/657 ,  H10K85/636 ,  H10K85/6576 ,  C07D409/14 ,  C07D209/86 ,  H10K50/11

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, 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：US20240389455A1

公开(公告)日：2024-11-21

申请号：US18289357

申请日：2022-01-18

Applicant: LT MATERIALS CO., LTD.

Inventor： Young-Beom SEO ,  Geon-Yu PARK ,  Young-Seok NO ,  Dong-Jun KIM

IPC: H10K85/60 ,  C07D405/14 ,  C07D487/04 ,  C07D491/048 ,  C07D495/04 ,  C09K11/06 ,  H10K50/12

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

公开(公告)号：US20240284790A1

公开(公告)日：2024-08-22

申请号：US18563653

申请日：2022-11-24

Applicant: LT MATERIALS CO.,LTD.

Inventor： Hyun-Joo LEE ,  Young-Seok NO ,  Dong-Jun KIM

IPC: H10K85/60 ,  C07D209/86 ,  C07D405/14 ,  C07D409/14 ,  C09K11/06 ,  H10K50/11

CPC classification number: H10K85/654 ,  C07D209/86 ,  C07D405/14 ,  C07D409/14 ,  C09K11/06 ,  H10K85/615 ,  H10K85/622 ,  H10K85/6572 ,  H10K85/6574 ,  H10K85/6576 ,  C09K2211/1018 ,  H10K50/11

Abstract: The present specification provides a heterocyclic compound, an organic light emitting device including the same and a composition for an organic material layer of the organic light emitting device. The heterocyclic compound is represented by Chemical Formula 1, and can be used as an n-type host material for the light emitting layer of an organic light emitting device by introducing various substituents around the heterocyclic compound represented by Chemical Formula 1 and changing the binding position of the substituent to adjust the bandgap.

公开(公告)号：US20230312538A1

公开(公告)日：2023-10-05

申请号：US18021137

申请日：2021-08-25

Applicant: LT MATERIALS CO., LTD.

Inventor： Eui-Jeong CHOI ,  Young-Seok NO ,  Dong-Jun KIM

IPC: C07D405/14 ,  C07D409/14 ,  C07D403/14 ,  H10K85/60 ,  H10K50/11 ,  H10K50/805 ,  C09K11/06

CPC classification number: C07D405/14 ,  C07D409/14 ,  C07D403/14 ,  H10K85/6572 ,  H10K50/11 ,  H10K50/805 ,  C09K11/06 ,  C09K2211/1018

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

公开(公告)号：US20230232717A1

公开(公告)日：2023-07-20

申请号：US18021840

申请日：2021-09-09

Applicant: LT MATERIALS CO., LTD.

Inventor： Hyun-Joo LEE ,  Young-Seok NO ,  Dong-Jun KIM

IPC: H10K85/60 ,  C07D405/10 ,  C07D405/14 ,  C07D409/14 ,  C07D409/10 ,  C07D209/82 ,  C07F7/08 ,  H10K85/40 ,  H10K50/16 ,  H10K50/11 ,  H10K71/16

CPC classification number: H10K85/6574 ,  H10K85/654 ,  C07D405/10 ,  C07D405/14 ,  C07D409/14 ,  H10K85/6576 ,  C07D409/10 ,  H10K85/622 ,  H10K85/6572 ,  C07D209/82 ,  C07F7/0812 ,  H10K85/40 ,  H10K50/16 ,  H10K50/11 ,  H10K71/164

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

公开(公告)号：US20230115080A1

公开(公告)日：2023-04-13

申请号：US17784136

申请日：2020-12-03

Applicant: LT MATERIALS CO., LTD.

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

IPC: H01L51/00 ,  C07D405/14 ,  C07D491/048 ,  C07D487/04 ,  C07D495/04 ,  C07D409/14 ,  C07D471/04

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：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：US20220328769A1

公开(公告)日：2022-10-13

申请号：US17608831

申请日：2020-11-05

Applicant: LT MATERIALS CO., LTD.

Inventor： Hye-Su JI ,  Dong-Jun KIM ,  Hyun-Joo LEE ,  Young-Seok NO

IPC: H01L51/00 ,  C07D405/14 ,  C09K11/06 ,  C07D411/14 ,  C07D413/14 ,  C07F7/08 ,  C07D405/04 ,  C07D417/14

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：US20210057651A1

公开(公告)日：2021-02-25

申请号：US16938147

申请日：2020-07-24

Applicant: LT MATERIALS CO., LTD.

Inventor： Seok-Hyeon YU ,  Geon-Yu PARK ,  Young-Seok NO ,  Dong-Jun KIM

IPC: H01L51/00 ,  C09K11/02 ,  C09K11/06

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.