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公开(公告)号：US20220209131A1
公开(公告)日：2022-06-30
申请号：US17538294
申请日：2021-11-30
Inventor： Young-Jun YU , Sang-Beom KIM , Do-Han KIM , Jeong-Dae SEO , Chi-Sik KIM , Kyoung-Jin PARK , Soo-Yong LEE , Seung-Hoon YOO
IPC: H01L51/00 , C07C15/28 , C09K11/06 , C07D491/048 , C07D209/86
Abstract: An organic light emitting diode and an organic light emitting device including the same are discussed. The organic light emitting diode can include a first electrode, a second electrode facing the first electrode, and a first emitting part including a green emitting material layer and positioned between the first and second electrodes. The green emitting material layer can include a first host, a second host and a dopant, wherein at least one of the first host and the second host is deuterated.
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公开(公告)号：US20220223791A1
公开(公告)日：2022-07-14
申请号：US17523417
申请日：2021-11-10
Applicant: LG DISPLAY CO., LTD.
Inventor： Su-Na CHOI , In-Bum SONG , Jeong-Dae SEO
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 including a boron-based dopant and an anthracene-based host substituted with at least one deuterium, at least one electron blocking layer including an amine-based compound substituted with at least one fused hetero aryl group, and optionally at least one hole blocking layer including an azine-based or 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：US20220216417A1
公开(公告)日：2022-07-07
申请号：US17554448
申请日：2021-12-17
Applicant: LG DISPLAY CO., LTD.
Inventor： Ji-Cheol SHIN , Jeong-Dae SEO , Shin-Han Kim , Seon-Keun YOO
IPC: H01L51/00
Abstract: The present disclosure relates to an organic light emitting diode comprising a first electrode; a second electrode facing the first electrode; a first emitting part including a first emitting material layer and a hole injection layer and positioned between the first and second electrodes, wherein the hole injection layer includes a first hole injection material and a second hole injection material and is positioned between the first electrode and the first emitting material layer, and wherein the first hole injection material is an indacene derivative, and the second hole injection material includes at least one of fluorene derivatives having different structures.
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4.发明申请公开(公告)号：US20140183496A1
公开(公告)日：2014-07-03
申请号：US14135426
申请日：2013-12-19
Applicant: LG Display Co., Ltd.
Inventor： Jeong-Haeng HEO , Jeong-Dae SEO
CPC classification number: H01L27/3209 , H01L27/322 , H01L51/504 , H01L51/5056 , H01L2251/558
Abstract: An organic light emitting display device includes first and second electrodes facing each other on a substrate, a charge generation layer formed between first and second electrodes, a first light emitting unit including a first emission layer formed between the first electrode and the charge generation layer, a hole transport layer supplying holes from the first electrode to the first emission layer, and a second light emitting unit including a second emission layer formed between the second electrode and the charge generation layer, a hole transport layer supplying holes from the charge generation layer to the second emission layer, wherein a total thickness of the hole transport layer of the first light emitting unit is greater than that of the hole transport layer of the second light emitting unit.
Abstract translation: 有机发光显示装置包括在基板上彼此面对的第一和第二电极，形成在第一和第二电极之间的电荷产生层，包括形成在第一电极和电荷产生层之间的第一发射层的第一发光单元， 从第一电极向第一发射层提供空穴的空穴传输层，以及包括形成在第二电极和电荷产生层之间的第二发射层的第二发光单元，从电荷产生层向空穴传输层提供空穴的空穴传输层 第二发光层，其中第一发光单元的空穴传输层的总厚度大于第二发光单元的空穴传输层的总厚度。
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5.发明公开公开(公告)号：US20230209859A1
公开(公告)日：2023-06-29
申请号：US17981171
申请日：2022-11-04
Applicant: LG Display Co., Ltd.
Inventor： Jeong-Dae SEO , Shin-Han KIM , Min-Surk HYUNG , Kyu-Il HAN , Jin-Ho PARK , Seung-Kwang ROH , Sun-Kap KWON
IPC: H01L51/50 , C07D471/14 , H01L51/00
CPC classification number: H01L51/5072 , H01L51/5004 , C07D471/14 , H01L51/0067
Abstract: An organic light emitting diode includes a first emitting part including a first emitting material layer (EML) and a first electron transporting layer (ETL), a second emitting part including a second EML and between the first emitting part and the second electrode, an n-type charge generation layer (CGL) contacting the first ETL and between the first ETL and the second emitting part, and a p-type CGL contacting the n-type CGL and between the n-type CGL and the second emitting part. The first ETL includes a first compound, and the n-type CGL includes a second compound and an n-type dopant. A lowest unoccupied molecular orbital (LUMO) energy level of the first compound can be higher than a LUMO energy level of the second compound.
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Patent Agency Ranking
公开(公告)号：US20230189640A1
公开(公告)日：2023-06-15
申请号：US17986355
申请日：2022-11-14
Applicant: LG DISPLAY CO., LTD. , JINWOONG INDUSTRIAL CO., LTD.
Inventor： Shin-Han KIM , Min-Surk HYUNG , Jeong-Dae SEO , Eun-Been JEONG , So-Hee LEE , Yu-Jeong JANG , Keum-Hee LEE , Moon-Bae KIM , Seok-Ho NA
IPC: H01L51/00 , H01L27/32 , H01L51/50 , C07D401/04 , C07D401/14 , C07D409/14 , C07D405/14
CPC classification number: H01L51/0067 , H01L27/322 , H01L51/5036 , C07D401/04 , C07D401/14 , C07D409/14 , C07D405/14
Abstract: An organic light emitting diode includes a first electrode; a second electrode facing the first electrode; a first emitting material layer between the first and second electrodes; and a first intermediate organic layer between the first emitting material layer and the second electrode and including a first organic layer and a second organic layer between the first organic layer and the second electrode, wherein the first organic layer includes a first compound represented by Formula.
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公开(公告)号：US20220209130A1
公开(公告)日：2022-06-30
申请号：US17393822
申请日：2021-08-04
Applicant: LG DISPLAY CO., LTD.
Inventor： Su-Na CHOI , In-Bum SONG , Jeong-Dae SEO
Abstract: The present disclosure relates to a luminescent compound, and an organic light emitting diode and organic light emitting device having the compound, more specifically, relates to a luminescent compound having the following structure of Formula 1, an organic light emitting diode (OLED) and an organic light emitting device that includes the luminescent compound. The OLED and the organic light emitting device including the luminescent compound can improve their luminous efficiency and luminous lifespan.
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公开(公告)号：US20220209122A1
公开(公告)日：2022-06-30
申请号：US17536627
申请日：2021-11-29
Applicant: LG DISPLAY CO., LTD.
Inventor： Su-Na CHOI , In-Bum SONG , Jeong-Dae SEO
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 dopant of a boron derivative and a first host of an anthracene derivative and positioned between the first and second electrodes; a first electron blocking layer including an electron blocking material and positioned between the first electrode and the first emitting material layer; and a first hole blocking layer including a hole blocking material and positioned between the second electrode and the first emitting material layer, wherein the first host is deuterated.
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公开(公告)号：US20220194883A1
公开(公告)日：2022-06-23
申请号：US17553380
申请日：2021-12-16
Applicant: LG Display Co., Ltd , LG CHEM, LTD.
Inventor： Ji-Cheol SHIN , Shin-Han KIM , Jeong-Dae SEO , Joo-Yong YOON , Jun YUN , Dong-Heon KIM , Yong-Han LEE , Sung-Jae LEE
Abstract: The present disclosure relates to an organic compound being represented by Formula 1, an organic light emitting diode including the organic compound and an organic light emitting device including the organic light emitting diode. The organic compound is included in an organic layer of the organic light emitting diode.
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公开(公告)号：US20170309686A1
公开(公告)日：2017-10-26
申请号：US15649550
申请日：2017-07-13
Applicant: LG Display Co., Ltd.
Inventor： Jeong-Haeng HEO , Jeong-Dae SEO
CPC classification number: H01L27/3209 , H01L27/322 , H01L51/504 , H01L51/5056 , H01L2251/558
Abstract: An organic light emitting display device includes first and second electrodes facing each other on a substrate, a charge generation layer formed between first and second electrodes, a first light emitting unit including a first emission layer formed between the first electrode and the charge generation layer, a hole transport layer supplying holes from the first electrode to the first emission layer, and a second light emitting unit including a second emission layer formed between the second electrode and the charge generation layer, a hole transport layer supplying holes from the charge generation layer to the second emission layer, wherein a total thickness of the hole transport layer of the first light emitting unit is greater than that of the hole transport layer of the second light emitting unit.
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