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1.发明申请公开(公告)号：US20210098715A1
公开(公告)日：2021-04-01
申请号：US17028922
申请日：2020-09-22
发明人： Seulong KIM , Eu-gene OH , Munsoo KIM , JuWan MAENG , Kap-jong HAN , Jaeweon HUR , Hyewon CHOI , Kyungsik KIM , Sung-Soo BAE
IPC分类号： H01L51/00
摘要： An organic electroluminescence device of an embodiment includes a first electrode, a second electrode opposite the first electrode, and an emission layer between the first electrode and the second electrode, wherein the emission layer includes a polycyclic compound represented by Formula 1, thereby showing improved emission efficiency.
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公开(公告)号：US20200274073A1
公开(公告)日：2020-08-27
申请号：US16578414
申请日：2019-09-23
发明人： Jaeweon HUR , Kyungsik KIM , Sungwook KIM , Seulong KIM , Sungsoo BAE
摘要： Provided is an organic light-emitting device including an auxiliary layer between an emission layer and a hole blocking layer.
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公开(公告)号：US20220209133A1
公开(公告)日：2022-06-30
申请号：US17560206
申请日：2021-12-22
发明人： Sungsoo BAE , Soungwook KIM , Seulong KIM , Hyein JEONG , Hyewon CHOI , Jaeweon HUR
IPC分类号： H01L51/00
摘要： An organic light-emitting device includes: a first electrode; a second electrode; and an organic layer between the first electrode and the second electrode, wherein the organic layer includes: an emission region; a hole transport region between the first electrode and the emission region; and an electron transport region between the emission region and the second electrode, the emission region includes a first emission layer proximate to the hole transport region and a second emission layer proximate to the electron transport region, the first emission layer and the second emission layer are different from each other, and Equation 1 is satisfied, as described herein.
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公开(公告)号：US20220190296A1
公开(公告)日：2022-06-16
申请号：US17551016
申请日：2021-12-14
发明人： Hyewon CHOI , Soungwook KIM , Seulong KIM , Sungsoo BAE , Hyein JEONG , Jaeweon HUR
摘要： A light-emitting device includes: a first electrode; a second electrode facing the first electrode; an interlayer between the first electrode and the second electrode and including an emission layer; and a first capping layer and a second capping layer outside the second electrode, wherein the first capping layer includes at least one compound selected from compounds represented by Formulae 1-1 to 1-3, as defined herein, and the second capping layer includes at least one compound selected from compounds represented by Formulae 2-1 to 2-6, as defined herein.
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公开(公告)号：US20200266354A1
公开(公告)日：2020-08-20
申请号：US16556715
申请日：2019-08-30
发明人： Jaeweon HUR , Soungwook KIM , Seulong KIM
IPC分类号： H01L51/00 , C07D209/88
摘要： Provided are an organic light-emitting device including a capping layer including an amine-based compound represented by a set or predetermined formula and a radical scavenger, and a light-emitting apparatus including the organic light-emitting device. The organic light-emitting device includes: a first electrode; a second electrode facing the first electrode; an organic layer between the first electrode and the second electrode and including an emission layer a capping layer on the second electrode, wherein the capping layer includes the amine-based compound.
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公开(公告)号：US20230413592A1
公开(公告)日：2023-12-21
申请号：US18449368
申请日：2023-08-14
发明人： SUNGWOOK KIM , Kyungsik KIM , SeulOng KIM , TSUYOSHI NAIJO , SUNG-SOO BAE , Dongchan LEE , HYEIN JEONG , Hyewon CHOI , Seung-Jin CHU , Jaeweon HUR
摘要： A light emitting element includes: a first electrode, a second electrode facing the first electrode, a first light emitting layer between the first electrode and the second electrode to emit a first light, a second light emitting layer between the first light emitting layer and the second electrode to emit a second light, and an intermediate layer including a host material between the first light emitting layer and the second light emitting layer and, wherein the intermediate layer has a thickness of from about 90 nm to 170 nm.
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公开(公告)号：US20220190256A1
公开(公告)日：2022-06-16
申请号：US17654050
申请日：2022-03-08
发明人： Jaeweon HUR , Soungwook KIM , Seulong KIM
IPC分类号： H01L51/00 , C07D209/88
摘要： Provided are an organic light-emitting device including a capping layer including an amine-based compound represented by a set or predetermined formula and a radical scavenger, and a light-emitting apparatus including the organic light-emitting device. The organic light-emitting device includes: a first electrode; a second electrode facing the first electrode; an organic layer between the first electrode and the second electrode and including an emission layer a capping layer on the second electrode, wherein the capping layer includes the amine-based compound.
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公开(公告)号：US20210408380A1
公开(公告)日：2021-12-30
申请号：US17146928
申请日：2021-01-12
发明人： Jaeweon HUR , Seulong KIM , Hyeongpil KIM , Sungsoo BAE , Dongchan LEE
IPC分类号： H01L51/00
摘要： An electronic apparatus includes an organic light-emitting device including: a first electrode, a second electrode facing the first electrode, m light-emitting units stacked between the first electrode and the second electrode and including at least one emission layer; and m-1 charge generating layers, each located between two neighboring light-emitting units of the m light-emitting units and including an n-type charge generating layer and a p-type charge generation layer, wherein m is an integer of 2 or more, at least one of the m-1 p-type charge generation layers includes a first doping layer and a second doping layer, the first doping layer includes a first organic material and a first inorganic material, the second doping layer includes a second organic material and a second inorganic material, and the first inorganic material and the second inorganic material are different from each other.
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公开(公告)号：US20210036255A1
公开(公告)日：2021-02-04
申请号：US16901672
申请日：2020-06-15
发明人： Sungwook KIM , Kyungsik KIM , SeulOng KIM , Tsuyoshi NAIJO , Sung-Soo BAE , Dongchan LEE , Hyein JEONG , Hyewon CHOI , Seung-Jin CHU , Jaeweon HUR
IPC分类号： H01L51/50
摘要： A light emitting element includes: a first electrode, a second electrode facing the first electrode, a first light emitting layer between the first electrode and the second electrode to emit a first light, a second light emitting layer between the first light emitting layer and the second electrode to emit a second light, and an intermediate layer including a host material between the first light emitting layer and the second light emitting layer and, wherein the intermediate layer has a thickness of from about 90 nm to 170 nm.
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公开(公告)号：US20230284524A1
公开(公告)日：2023-09-07
申请号：US17737384
申请日：2022-05-05
发明人： Jaeweon HUR , Seulong KIM , Hyein JEONG
IPC分类号： H01L51/00 , C07F9/6568 , C09K11/06
CPC分类号： H01L51/0071 , C07F9/65685 , C09K11/06 , H01L51/5076
摘要： A light-emitting device includes a first electrode, a second electrode facing the first electrode, and an interlayer including an emission layer between the first electrode and the second electrode and an electron transport region between the emission layer and the second electrode. The electron transport region includes an electron transport layer and an electron injection layer between the electron transport layer and the second electrode. The electron transport layer includes a first material and a second material, the electron injection layer includes a third material and a fourth material, and an amount of the third material is in a range of about 50 parts by weight to about 99 parts by weight, based on a total of 100 parts by weight of the electron injection layer. The first material to the fourth material are respectively the same as described in the specification.
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