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公开(公告)号：US20240032321A1
公开(公告)日：2024-01-25
申请号：US18034552
申请日：2021-10-29
发明人： 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
摘要： 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).
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2.发明申请公开(公告)号：US20170222160A1
公开(公告)日：2017-08-03
申请号：US15416693
申请日：2017-01-26
申请人： SFC CO., LTD.
发明人： Se-jin LEE , Taejung YU , Seok-bae PARK , Byung-sun YANG , Su-Jin LEE , Bong-Hyang LEE , Yeongtae CHOI
IPC分类号： H01L51/00 , C07D251/24 , C07D209/86 , C07D405/10 , C09K11/06 , C09K11/02
CPC分类号： H01L51/0072 , C07D209/86 , C07D251/24 , C07D405/10 , C09K11/025 , C09K11/06 , C09K2211/1007 , C09K2211/1029 , C09K2211/185 , H01L51/0052 , H01L51/0054 , H01L51/0067 , H01L51/0073 , H01L51/0085 , H01L51/5016 , H01L51/504 , H01L51/5056 , H01L51/5072 , H01L51/5088 , H01L51/5096 , H01L2251/5384 , H05B33/20
摘要： Disclosed is an organic light emitting device including a first electrode, a second electrode opposite to the first electrode, and at least one organic layer interposed between the first and second electrodes. The organic layer includes first and second compounds represented by Formulae A and B, respectively: The organic light emitting device exhibits low driving voltage, high efficiency, and long life. Due to these advantages, the organic light emitting device is useful in a variety of industrial applications, including displays and lighting systems.
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公开(公告)号：US20210408390A1
公开(公告)日：2021-12-30
申请号：US17292713
申请日：2019-11-18
申请人： SFC CO., LTD.
发明人： Se-Jin Lee , Bong-Hyang LEE , Taejung Yu , Yeong-Tae Choi , Kyung-Tae Kim
摘要： The present disclosure relates to a boron compound useful in an organic light-emitting diode and an organic light-emitting diode comprising same and, more particularly, to a boron compound represented by any one of [Chemical Formula A] to [Chemical Formula C], wherein [Chemical Formula A] to [Chemical Formula C] are as defined in the description.
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4.发明申请公开(公告)号：US20210376241A1
公开(公告)日：2021-12-02
申请号：US17399259
申请日：2021-08-11
申请人： SFC CO., LTD.
发明人： Se-jin LEE , Bong-Hyang LEE , Taejung YU , Yeongtae CHOI , Dajung LEE
IPC分类号： H01L51/00 , C07C211/58 , C09K11/06 , C07C211/54 , C07D333/76 , C07C211/61 , C07D213/72
摘要： 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.
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5.发明申请公开(公告)号：US20200227644A1
公开(公告)日：2020-07-16
申请号：US16629072
申请日：2018-07-23
申请人： SFC CO., LTD.
发明人： Se-Jin LEE , Seok-Bae PARK , Bong-Hyang LEE , Taejung YU , Yeong-Tae CHOI , Dajung LEE , Seongeun WOO
IPC分类号： H01L51/00
摘要： Disclosed herein is an organic light-emitting diode comprising: a first electrode; a second electrode facing the first electrode; a light-emitting layer interposed between the first electrode and the second electrode, wherein the light-emitting layer contains at least one of fused ring compounds represented by Chemical Formula A and at least one of hetero ring compounds represented by Chemical Formula D, the Chemical formulas A and B being as defined in the description of the invention.
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公开(公告)号：US20230345817A1
公开(公告)日：2023-10-26
申请号：US18021251
申请日：2021-08-13
发明人： Junichi IZUMIDA , Sang-Won KO , Bong-Hyang LEE , Jung-Ho RYU , Takeshi YAMAMOTO , Kazuyuki SURUGA , Soon-Wook CHA , Sung-Hoon JOO , Byung-Sun YANG , Ji-Hwan KIM
CPC分类号： H10K85/633 , C07C211/54 , C09K11/06 , C07F7/081 , H10K85/40 , C07F5/027 , H10K85/658 , H10K50/156
摘要： An object is to provide a material for an organic EL device having excellent hole injection and transport performance, electron blocking ability, stability in a thin film state, and durability, and further to provide an organic EL device having high efficiency, a low driving voltage, and a long lifetime by combining the material with various materials for an organic EL device having excellent hole and electron injection and transport performance, electron blocking ability, stability in a thin film state, and durability in such a manner that the characteristics of each of the materials can be effectively exhibited. An organic EL device was fabricated by focusing on the fact that a triarylamine compound having a specific structure has excellent hole injection and transport ability, thin film stability, and durability, and selecting a specific arylamine compound as a material for forming a second hole transport layer, and the invention was completed.
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7.发明申请公开(公告)号：US20190140177A1
公开(公告)日：2019-05-09
申请号：US16184491
申请日：2018-11-08
申请人： SFC CO., LTD.
发明人： Se-jin LEE , Bong-Hyang LEE , Taejung YU , Yeongtae CHOI , Dajung LEE
IPC分类号： H01L51/00 , C07C211/58
摘要： 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.
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公开(公告)号：US20180072753A1
公开(公告)日：2018-03-15
申请号：US15561041
申请日：2016-04-05
申请人： SFC CO., LTD.
发明人： Taejung YU , Yeong-Tae CHOI , Bong-Hyang LEE , Byung-Sun YANG , Se-Jin LEE
IPC分类号： C07D495/04 , C07D491/048 , C07D487/04 , C07D403/04 , C09K11/06 , H01L51/50 , H01L51/00
CPC分类号： C07D495/04 , C07D403/04 , C07D487/04 , C07D491/048 , C09K11/06 , C09K2211/1088 , C09K2211/1092 , H01L51/0052 , H01L51/0067 , H01L51/0071 , H01L51/0072 , H01L51/0073 , H01L51/0085 , H01L51/50 , H01L51/5016
摘要： The present invention relates to an organic light-emitting compound represented by [Chemical Formula A] and an organic light-emitting device. In Chemical Formula, A, X, Y, Z, and the substituents R1 to R8, and R11 to R20 are as defined in the specification.
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9.发明申请公开(公告)号：US20170207397A1
公开(公告)日：2017-07-20
申请号：US15405766
申请日：2017-01-13
申请人： SFC CO., LTD.
发明人： Se-jin LEE , Taejung YU , Seok-bae PARK , Byung-sun YANG , Su-Jin LEE , Bong-Hyang LEE , Yeongtae CHOI
IPC分类号： H01L51/00 , C09K11/02 , C07D491/048 , C07D405/14 , C07D405/10 , C07D209/86 , C09K11/06 , C07D405/04
CPC分类号： 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
摘要： 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.
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