公开(公告)号：US20180233669A1

公开(公告)日：2018-08-16

申请号：US15746233

申请日：2016-07-28

Applicant: SFC CO., LTD.

Inventor： Chang-Hee LEE ,  Hyun-JONG SEO ,  Seo-Yeon YOON ,  So Young SHIM ,  Si-In KIM

IPC: H01L51/00 ,  C07D307/77 ,  C09K11/06 ,  C07D493/10 ,  C07F7/08 ,  C07D239/70 ,  C07D307/91 ,  C07D405/10 ,  C07D491/048

Abstract: The present disclosure relates to an organic light-emitting diode exhibiting high luminance efficiency, low-voltage operation, and long lifespan and, more particularly, to an organic light-emitting diode, comprising: a first electrode; a second electrode facing the first electrode; and a light-emitting layer and an electron density control layer sequentially arranged between the first electrode and the second electrode wherein the light-emitting layer includes at least one of the amine compounds represented by Chemical Formula A or B and the electron density control layer includes at least one of the compounds represented by Chemical Formulas F to H. The structures of Chemical Formulas A, B, and F to H are as described in the specification.

公开(公告)号：US20180277771A1

公开(公告)日：2018-09-27

申请号：US15763090

申请日：2016-09-13

Applicant: SFC CO., LTD.

Inventor： Young-Hwan PARK ,  Seo-Yeon YOON ,  So Young SHIM ,  Chang-Hee LEE ,  Dong-Won HAN

IPC: H01L51/00 ,  C07D307/91 ,  C09K11/06 ,  C07D209/80

CPC classification number: H01L51/0073 ,  C07D209/80 ,  C07D209/86 ,  C07D307/91 ,  C09K11/06 ,  C09K2211/1018 ,  H01L51/0003 ,  H01L51/0052 ,  H01L51/0058 ,  H01L51/0072 ,  H01L51/0074 ,  H01L51/5012 ,  H01L51/5016 ,  H01L51/5056 ,  H01L51/5068 ,  H01L51/5072 ,  H01L51/5088 ,  H01L51/5092 ,  H01L51/5096 ,  H01L51/5206 ,  H01L51/5221

Abstract: The present disclosure relates to an organic light-emitting diode which can operate at a low voltage with high efficiency and exhibits the effect of having an alleviated luminance reduction rate in a low dynamic range. More particularly, the organic light-emitting diode comprises: a first electrode; a second electrode facing the first electrode; and a light-emitting layer and a charge balance control layer arranged sequentially between the first and the second electrode, wherein the light-emitting layer includes at least one of amine derivative compounds represented by the following Chemical Formula A and the charge balance control layer includes at least one of anthracene derivative compounds represented by the following Chemical Formula B or C. The structures of Chemical Formulas A, B, and C are as defined in the specification.

公开(公告)号：US20180315941A1

公开(公告)日：2018-11-01

申请号：US15772537

申请日：2016-11-08

Applicant: SFC CO., LTD.

Inventor： Young-Hwan PARK ,  Seo-Yeon YOON ,  Chang-Hee LEE ,  So Young SHIM

IPC: H01L51/50 ,  H01L51/52 ,  H01L51/00

Abstract: The present disclosure relates to an organic light-emitting diode: comprising a first electrode; a second electrode facing the first electrode; and a hole transport layer and a light-emitting layer disposed in that order between the first and the second electrode, wherein the light-emitting layer includes a host and a hole assistant material represented by the following Chemical Formula A, the hole assistant material having a highest occupied molecular orbital (HOMO) energy level lower in absolute value than that of the host.