公开(公告)号：US20220017503A1

公开(公告)日：2022-01-20

申请号：US17296442

申请日：2019-08-30

Applicant: LAPTO CO., LTD.

Inventor： Moon-ki SEOK ,  Byung-soo GO ,  Chul-soo LIM ,  Hyun-a KIM ,  Kyou-sic KIM ,  Yong-pil PARK ,  Kap-jong HAN ,  Eu-gene OH

IPC: C07D413/14 ,  C07D417/14 ,  H01L51/00

Abstract: Provided is a tribenzazole amine derivative represented by Formula 1 that effectively absorbs high energy UV light from an external light source to minimize damage to organic materials present in an organic electroluminescent device, contributing to a substantial improvement in the lifetime of the organic electroluminescent device. Also provided is an organic electroluminescent device using the tribenzazole amine derivative. The organic electroluminescent device includes a first electrode, a second electrode, and an organic layer arranged between the first and second electrodes. The organic layer includes the tribenzazole amine derivative.

公开(公告)号：US20230337527A1

公开(公告)日：2023-10-19

申请号：US17924785

申请日：2021-04-19

Applicant: LAPTO CO., LTD.

Inventor： Gyu-ri KIM ,  Gyung-woo KIM ,  Moon-ki SEOK ,  Kyou-sic KIM ,  Kap-jong HAN ,  Eu-gene OH

IPC: H10K85/60 ,  C07C25/22 ,  C07C22/08 ,  C07D213/26 ,  C07D215/12 ,  C07D307/91 ,  C07D491/048 ,  C07D333/76 ,  C07D401/04 ,  C07D405/04 ,  H10K50/858

CPC classification number: H10K85/626 ,  C07C22/08 ,  C07C25/22 ,  C07D213/26 ,  C07D215/12 ,  C07D307/91 ,  C07D333/76 ,  C07D401/04 ,  C07D405/04 ,  C07D491/048 ,  H10K50/858 ,  H10K85/653 ,  H10K85/654 ,  H10K85/655

Abstract: Disclosed is an organic compound contributing to improving the substantial light efficiency and field of view of an organic electroluminescent device. The organic electroluminescent device contains a first electrode; a second electrode; one or more organic material layers disposed between the first electrode and the second electrode; and a capping layer, wherein the organic material layers or capping layer contains an organic compound of chemical formula 1: