公开(公告)号：US20250120304A1

公开(公告)日：2025-04-10

申请号：US18899067

申请日：2024-09-27

Applicant: LG CHEM, LTD.

Inventor： Kyunghee KIM ,  Moung Gon KIM ,  Yonghan LEE ,  Woochul LEE ,  Yongbum CHA ,  Sunghyun HWANG

IPC: H10K85/40 ,  C09K11/02 ,  C09K11/06 ,  H10K50/12 ,  H10K85/30 ,  H10K85/60

Abstract: An organic light emitting device including: an anode; a cathode; and an organic material layer having one or more layers provided between the anode and the cathode, in which one or more layers of the organic material layer include a compound of Chemical Formula 1 and a compound of Chemical Formula 2: where the substituents are as defined in the specification.

公开(公告)号：US20220389027A1

公开(公告)日：2022-12-08

申请号：US17620255

申请日：2020-11-20

Applicant: LG CHEM, LTD.

Inventor： Kyunghee KIM ,  Wanpyo HONG ,  Sujeong GEUM ,  Moung Gon KIM ,  Yonghan LEE

IPC: C07D491/22 ,  C07D495/22 ,  C07D491/16 ,  C07D495/16 ,  C07D487/16 ,  C07F7/08 ,  C07C15/28 ,  C07D307/91 ,  C07D333/08 ,  C07D405/14 ,  C07D487/06 ,  C07D409/10 ,  C07D409/14 ,  C07D405/10 ,  C07D333/76 ,  H01L51/00 ,  H01L51/50

Abstract: Provided is a compound of Formula 1: wherein: X and Y are independently O, S, or CZ1Z2; Ring A is a benzene or naphthalene ring; A1 to A4 are independently hydrogen, deuterium, a halogen group, a cyano group, a nitro group, a hydroxyl group, or a substituted or unsubstituted: alkyl, cycloalkyl, aryl, or heterocyclic group; R1 to R6, Z1, and Z2 are independently a substituted or unsubstituted: alkyl, aryl, or heterocyclic group; n1 to n3, m, and l are 0 or 1 and n1+n2+n3 is ≥2; a1 and a2 are 1 to 4; a3 is 1 to 3; a4 is 1 to 6; and when a1 to a4 are each 2 or higher, structures in the parenthesis are the same or different, provided that when Ring A is naphthalene, m is 0, and when l is 1, Ring A is a benzene ring, and an organic light-emitting device comprising the compound.