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公开(公告)号:US20210384439A1
公开(公告)日:2021-12-09
申请号:US17329544
申请日:2021-05-25
Applicant: LG DISPLAY CO., LTD.
Inventor: Sang-Beom KIM , Seung-Hee YOON , In-Bum SONG , Shiren KAZUSHI , Sasada YASUYUKI
Abstract: The present disclosure relates to an organic light emitting device. In particular, the present disclosure relates to an organic light emitting diode and an organic light emitting device each of which includes at least one emitting material layer comprising an anthracene-based host substituted with at least one deuterium and a boron-based dopant, at least one electron blocking layer comprising an amine-based compound substituted with aryl group, and optionally at least one hole blocking layer comprising at least one of an azine-based compound and a benzimidazole-based compound. The organic light emitting diode and the organic light emitting device has improved luminous efficiency and enhanced luminous lifespan.
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公开(公告)号:US20210376254A1
公开(公告)日:2021-12-02
申请号:US17329807
申请日:2021-05-25
Applicant: LG Display Co., Ltd.
Inventor: In-Bum SONG , Seung-Hee YOON , Shiren KAZUSHI , Sasada YASUYUKI
IPC: H01L51/00
Abstract: The present disclosure relates to an organic light emitting device that includes a substrate; and an organic light emitting diode positioned on the substrate and including a first electrode; a second electrode facing the first electrode; and a first emitting material layer including a first host of an anthracene derivative and a first dopant of a boron derivative and positioned between the first and second electrodes, wherein an anthracene core of the first host is deuterated.
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13.
公开(公告)号:US20180118742A1
公开(公告)日:2018-05-03
申请号:US15799421
申请日:2017-10-31
Applicant: LG Display Co., Ltd.
Inventor: Sung-Hoon JOO , Seon-Keun YOO , Seung-Hee YOON , Ji-Cheol SHIN
IPC: C07D471/04 , H01L51/00 , H01L51/50
CPC classification number: C07D471/04 , H01L51/0052 , H01L51/0072 , H01L51/508 , H01L51/5084 , H01L51/5278
Abstract: An embodiment of the present invention provides an organic compound represented by: and an organic light emitting diode and an organic light emitting display device using the organic compound. The organic compound of the present invention includes a phenanthroline core, which has a nitrogen atom of a relatively electron rich sp2 hybrid orbital, and a phosphine oxide moiety, which has an excellent electron transporting property and an excellent thermal stability. The electron transporting property of the organic compound of the present invention is improved based on the chemical structure of the organic compound. Accordingly, when the organic compound is used for the organic light emitting diode and the organic light emitting display device, the driving voltage is reduced, and the lifetime and the emitting efficiency are improved.
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14.
公开(公告)号:US20170346012A1
公开(公告)日:2017-11-30
申请号:US15606679
申请日:2017-05-26
Applicant: LG DISPLAY CO., LTD.
Inventor: Ki-Dong KOO , Jung-Keun KIM , Do-Han KIM , Jeong-Dae SEO , Seon-Keun YOO , Seung-Hee YOON , Ji-Cheol SHIN
IPC: H01L51/00 , C07D521/00 , H01L27/32 , H01L51/50 , C07D491/22
CPC classification number: H01L51/0035 , C07C211/61 , C07C2603/94 , C07D209/96 , C07D307/94 , C07D333/78 , C07D405/14 , C07D471/10 , C07D491/107 , C07D491/20 , C07D491/22 , C07D495/10 , C07D521/00 , C07F7/0812 , H01L27/3244 , H01L51/0061 , H01L51/0072 , H01L51/0073 , H01L51/0074 , H01L51/0094 , H01L51/5012 , H01L51/5056 , H01L51/506 , H01L51/5064 , H01L51/5088 , H01L51/5096
Abstract: The present disclosure relates to an organic compound, a light emitting diode and an organic light emitting diode display device using the same. The organic compound is represented by a following chemical formula 1. This organic compound has the advantages in the thermal stability, the emission property, the color purity, the hole transport property and the hole movement property, and thus the lifetime, the emission efficiency and the emission property of the LED using the same are improved.
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公开(公告)号:US20220109112A1
公开(公告)日:2022-04-07
申请号:US17329512
申请日:2021-05-25
Applicant: LG Display Co., Ltd.
Inventor: Sang-Beom KIM , Seung-Hee YOON , In-Bum SONG , Shiren KAZUSHI , Sasada YASUYUKI
IPC: H01L51/00
Abstract: The present disclosure relates to an organic light emitting device. In particular, the present disclosure relates to an organic light emitting diode and an organic light emitting device each of which includes at least one emitting material layer comprising an anthracene-based host substituted with at least one deuterium and a boron-based dopant, at least one electron blocking layer comprising an amine-based compound substituted with at least one spiro-aryl group, and optionally at least one hole blocking layer comprising at least one of an azine-based compound and a benzimidazole-based compound. The organic light emitting diode and the organic light emitting device has improved luminous efficiency and enhanced luminous lifespan.
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公开(公告)号:US20210408386A1
公开(公告)日:2021-12-30
申请号:US17292128
申请日:2019-12-21
Applicant: LG DISPLAY CO., LTD.
Inventor: In-Bum SONG , Seung-Hee YOON , Shin-Han KIM , So-Young JANG , Jin-Ho PARK , Dong-Hyeok LIM , Yoon-Deok HAN
IPC: H01L51/00
Abstract: The present disclosure relates to an OLED that includes a first electrode; a second electrode facing the first electrode; and a first emitting material layer including a first host, a second host and a first blue dopant and positioned between the first and second electrodes, wherein the first host is an anthracene derivative, and the second host is a deuterated anthracene derivative.
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公开(公告)号:US20210376255A1
公开(公告)日:2021-12-02
申请号:US17329839
申请日:2021-05-25
Applicant: LG Display Co., Ltd.
Inventor: Seung-Hee YOON , Sang-Beom KIM , In-Bum SONG , Shiren KAZUSHI , Sasada YASUYUKI
IPC: H01L51/00
Abstract: The present disclosure relates to an organic light emitting device that includes a substrate; and an organic light emitting diode positioned on the substrate and including a first electrode; a second electrode facing the first electrode; a first emitting material layer including a first host of an anthracene derivative and a first dopant of a boron derivative and positioned between the first and second electrodes; and an electron blocking layer including an electron blocking material of an amine derivative and positioned between the first electrode and the first emitting material layer, wherein an anthracene core of the first host is deuterated.
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公开(公告)号:US20210376246A1
公开(公告)日:2021-12-02
申请号:US17329625
申请日:2021-05-25
Applicant: LG Display Co., Ltd.
Inventor: In-Bum SONG , Seung-Hee YOON , Shiren KAZUSHI , Sasada YASUYUKI
Abstract: The present disclosure relates to an organic light emitting device that includes a substrate; and an organic light emitting diode positioned on the substrate and including a first electrode; a second electrode facing the first electrode; and a first emitting material layer including a first host of an anthracene derivative and a first dopant of a boron derivative and positioned between the first and second electrodes, wherein an anthracene core of the first host is deuterated.
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19.
公开(公告)号:US20200020864A1
公开(公告)日:2020-01-16
申请号:US16583990
申请日:2019-09-26
Applicant: LG DISPLAY CO., LTD.
Inventor: Seung-Hee YOON , Sung-Hoon JOO , Seon-Keun YOO , Ji-Cheol SHIN
IPC: H01L51/00 , H01L27/32 , C07F7/08 , C07D409/14 , C07D405/14 , C07D401/14
Abstract: The present invention provides an organic compound represented by: an organic light emitting diode and an organic light emitting display device using the organic compound. The organic compound of the present invention is capable of reducing a driving voltage of an organic light emitting diode and improving an emitting efficiency and a lifetime of the organic light emitting diode and the organic light emitting display device including the organic compound.
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20.
公开(公告)号:US20180166647A1
公开(公告)日:2018-06-14
申请号:US15803227
申请日:2017-11-03
Applicant: LG DISPLAY CO., LTD.
Inventor: Ji-Cheol SHIN , Sung-Hoon JOO , Seon-Keun YOO , Seung-Hee YOON
IPC: H01L51/50 , C07D401/14 , H01L27/32 , H05B33/08 , H01L51/00
CPC classification number: H01L51/5092 , C07D401/14 , C07D471/04 , H01L27/3209 , H01L51/0035 , H01L51/0052 , H01L51/0054 , H01L51/0058 , H01L51/0067 , H01L51/0072 , H01L51/5036 , H01L51/5072 , H05B33/0896
Abstract: The present disclosure relates to an organic compound, a light emitting diode and an organic light emitting diode display device using the same. The organic compound is represented by a following chemical formula 1.
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