公开(公告)号：US20190140177A1

公开(公告)日：2019-05-09

申请号：US16184491

申请日：2018-11-08

Applicant: SFC CO., LTD.

Inventor： Se-jin LEE ,  Bong-Hyang LEE ,  Taejung YU ,  Yeongtae CHOI ,  Dajung LEE

IPC: H01L51/00 ,  C07C211/58

Abstract: Disclosed are amine-substituted naphthalene derivatives and organic light emitting diodes including the same. In the organic light emitting diodes, at least one of the amine-substituted naphthalene derivatives is employed in a hole auxiliary layer interposed between a hole transport layer and a light emitting layer to enable efficient hole transport to the light emitting layer, achieving high luminous efficiency and long lifetime.

公开(公告)号：US20170207397A1

公开(公告)日：2017-07-20

申请号：US15405766

申请日：2017-01-13

Applicant: SFC CO., LTD.

Inventor： Se-jin LEE ,  Taejung YU ,  Seok-bae PARK ,  Byung-sun YANG ,  Su-Jin LEE ,  Bong-Hyang LEE ,  Yeongtae CHOI

IPC: H01L51/00 ,  C09K11/02 ,  C07D491/048 ,  C07D405/14 ,  C07D405/10 ,  C07D209/86 ,  C09K11/06 ,  C07D405/04

CPC classification number: H01L51/0067 ,  C07D209/86 ,  C07D405/04 ,  C07D405/10 ,  C07D405/14 ,  C07D491/048 ,  C09K11/025 ,  C09K11/06 ,  C09K2211/1007 ,  C09K2211/1029 ,  C09K2211/185 ,  H01L51/0052 ,  H01L51/0054 ,  H01L51/0071 ,  H01L51/0072 ,  H01L51/0073 ,  H01L51/0085 ,  H01L51/5016 ,  H01L2251/5384 ,  H05B33/20

Abstract: Disclosed is an organic light emitting compound represented by Formula 1: HAr1-(L)n-HAr2   (1) Also disclosed is an organic light emitting device including the organic light emitting compound of Formula 1. Also disclosed is an organic light emitting device including the organic light emitting compound of Formula 1 as a first compound and a second compound represented by Formula 2: HAr3-(L)n-HAr4   (2) The organic light emitting devices exhibit low driving voltage, high efficiency, and long life. Due to these advantages, the organic light emitting devices are useful in a variety of industrial applications, including displays and lighting systems.