公开(公告)号：US20200176695A1

公开(公告)日：2020-06-04

申请号：US16563621

申请日：2019-09-06

Applicant: SFC CO., LTD.

Inventor： Sung Hoon JOO ,  Byung-sun YANG ,  Ji-Hwan KIM ,  Su-Jin KIM ,  Hyeon Jun JO ,  Sungeun CHOI

IPC: H01L51/00

Abstract: Disclosed herein an organic light-emitting diode of high efficiency, comprising: a first electrode; a second electrode facing the first electrode; a hole injection layer or a hole transport layer interposed between the first electrode and the second electrode; and a light-emitting layer, wherein the hole injection layer or the hole transport layer comprises at least one of the amine compounds represented by the following Chemical Formula A or B and the light-emitting layer comprises at least one of the boron compounds represented by the following Chemical Formula C. Chemical Formulas A to C are as described in the specification.

公开(公告)号：US20180319776A1

公开(公告)日：2018-11-08

申请号：US15772122

申请日：2016-11-01

Applicant: SFC CO., LTD.

Inventor： Soon-Wook CHA ,  Jung-Ho YOO ,  Ji-Hwan KIM ,  Sang-Woo PARK ,  Yoona SHIN ,  Jea-Geon LIM

IPC: C07D405/04 ,  C07D405/10 ,  C07D409/04 ,  C07D409/10 ,  C07D491/153 ,  C07D491/048 ,  C07D493/04 ,  C07D493/14 ,  H01L51/50 ,  H01L51/00

CPC classification number: C07D405/04 ,  C07D307/77 ,  C07D405/10 ,  C07D409/04 ,  C07D409/10 ,  C07D491/048 ,  C07D491/153 ,  C07D493/04 ,  C07D493/14 ,  C09K11/06 ,  H01L51/00 ,  H01L51/0067 ,  H01L51/0073 ,  H01L51/0074 ,  H01L51/50 ,  H01L51/5024 ,  H01L51/5056 ,  H01L51/5072 ,  H01L51/5092 ,  H01L51/5206 ,  H01L51/5221

Abstract: The present disclosure relates to an organic compound represented by Chemical Formula A or B, and an organic light-emitting diode comprising the same.

公开(公告)号：US20180019430A1

公开(公告)日：2018-01-18

申请号：US15632605

申请日：2017-06-26

Applicant: SFC CO., LTD.

Inventor： Soon-Wook CHA ,  Sang-woo PARK ,  Jung-ho YOO ,  Ji-Hwan KIM ,  Sung woo KIM ,  Hyeon Jun JO

IPC: H01L51/50 ,  C07D307/91 ,  H01L51/52 ,  H01L51/00

Abstract: Disclosed is an organic light-emitting diode, comprising: a first electrode; a second electrode facing the first electrode; and a light-emitting layer interposed therebetween, wherein the light-emitting layer contains at least one selected from among the amine compounds represented by the following Chemical Formula A or Chemical Formula B and the pyrene compound represented by the following Chemical Formula C, plus the anthracene compound represented by the following Chemical Formula D. The structures of Chemical Formulas A to D are as defined in the specification.

公开(公告)号：US20240032321A1

公开(公告)日：2024-01-25

申请号：US18034552

申请日：2021-10-29

Applicant: HODOGAYA CHEMICAL CO., LTD. ,  SFC CO., LTD.

Inventor： Kazuyuki SURUGA ,  Sang-Won KO ,  Bong-Hyang LEE ,  Jung-Ho RYU ,  Takeshi YAMAMOTO ,  Junichi IZUMIDA ,  Soon-Wook CHA ,  Sung-Hoon JOO ,  Byung-Sun YANG ,  Ji-Hwan KIM ,  Bong-Ki SHIN

IPC: H10K50/12 ,  H10K50/15 ,  H10K85/40

CPC classification number: H10K50/12 ,  H10K50/15 ,  H10K85/40

Abstract: The present invention relates to an organic electroluminescent element (organic EL element) including at least an anode, a first hole transport layer, a second hole transport layer, a blue light-emitting layer, an electron transport layer, and a cathode in this order, in which the second hole transport layer contains an arylamine compound represented by the following general formula (1).

公开(公告)号：US20230247850A1

公开(公告)日：2023-08-03

申请号：US18015893

申请日：2021-08-02

Applicant: HODOGAYA CHEMICAL CO., LTD. ,  SFC CO., LTD.

Inventor： Yuta HIRAYAMA ,  Takeshi YAMAMOTO ,  Kouki KASE ,  Shuichi HAYASHI ,  Soon-Wook CHA ,  Sung-Hoon JOO ,  Byung-Sun YANG ,  Ji-Hwan KIM

IPC: H10K50/15 ,  H10K85/60

CPC classification number: H10K50/15 ,  H10K85/631 ,  H10K85/6574 ,  H10K85/636 ,  H10K85/615 ,  H10K85/626 ,  H10K85/633 ,  H10K85/654 ,  H10K85/655 ,  H10K85/657 ,  H10K85/622

Abstract: An objective of the present invention is to provide an organic EL device having high efficiency, low driving voltage and long lifetime by using a material for organic EL devices offering excellent hole injectability and transportability, electron blockability, stability in a thin-film state, and durability, and also by employing, in combination, the aforementioned material and various other materials for organic EL devices offering excellent hole/electron injectability and transportability, electron blockability, stability in a thin-film state, and durability, in a manner that the properties of each material can be brought out effectively. The present invention relates to an organic electroluminescence device having, between an anode and a cathode, at least a hole transport layer, a light-emitting layer, and an electron transport layer in this order from the anode side, wherein the hole transport layer contains a triarylamine compound having a specific structure.

公开(公告)号：US20230137213A1

公开(公告)日：2023-05-04

申请号：US17789697

申请日：2021-03-11

Applicant: SFC CO., LTD.

Inventor： Sung Hoon JOO ,  Bong-Ki SHIN ,  Byung-Sun YANG ,  Ji-Hwan KIM ,  Hyeon Jun JO ,  Sungeun CHOI

IPC: H10K85/60 ,  C07D471/04

Abstract: The present invention relates to a novel phenanthroline-based compound and an organic light-emitting device having high efficiency characteristics comprising same. More particularly, the present invention relates to a phenanthroline-based compound exhibiting high efficiency by including a phenanthroline-based compound having a specific structure as a material for a charge generation layer in an organic light-emitting device, and to an organic light-emitting device comprising same, wherein [Chemical Formula A] is the same as described in the detailed description of the invention.

公开(公告)号：US20210167293A1

公开(公告)日：2021-06-03

申请号：US17172171

申请日：2021-02-10

Applicant: SFC CO., LTD.

Inventor： SungHoon JOO ,  Ji-Hwan KIM ,  Byung-sun YANG ,  Hyeon Jun JO ,  Sungeun CHOI ,  Su-jin KIM ,  Bong-Ki SHIN

IPC: H01L51/00 ,  C07F5/02 ,  C09K11/06

Abstract: Disclosed are polycyclic aromatic compounds that can be employed in various organic layers of organic electroluminescent devices. Also disclosed are organic electroluminescent devices including the polycyclic aromatic compounds. The organic electroluminescent devices are highly efficient and long lasting and have greatly improved luminous efficiency.

公开(公告)号：US20180351112A1

公开(公告)日：2018-12-06

申请号：US15771418

申请日：2016-10-26

Applicant: SFC CO., LTD.

Inventor： Soon-Wook CHA ,  Yoona SHIN ,  Jea-Geon LIM ,  Sang-Woo PARK ,  Ji-Hwan KIM ,  Jung-Ho YOO ,  Young-Hwan PARK

IPC: H01L51/00 ,  C07D307/94 ,  C07D493/10 ,  C09K11/06

CPC classification number: C07D209/82 ,  C07D307/77 ,  C07D307/91 ,  C07D333/50 ,  C07D407/14 ,  C07D491/048 ,  C09K11/06 ,  H01L51/00 ,  H01L51/50 ,  Y02B20/181

Abstract: Disclosed herein are a compound represented by Chemical Formula A or Chemical Formula B and an organic light-emitting diode comprising the same.