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1.发明授权公开(公告)号：US11584884B2
公开(公告)日：2023-02-21
申请号：US16809894
申请日：2020-03-05
发明人： Yong Joo Lee , YongChurl Kim
摘要： A luminescent material represented by Formula 1, a method of preparing the same, and a light-emitting device including the same: [A1nA23][B2][X1mX25] Formula 1 A1, A2, B, X1, X2, n, and m in Formula 1 are as defined in the specification.
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公开(公告)号：US20210066635A1
公开(公告)日：2021-03-04
申请号：US17004540
申请日：2020-08-27
发明人： YongChurl Kim
摘要： A light-emitting device comprising: a first electrode, a second electrode facing the first electrode; an emission layer disposed between the first electrode and the second electrode; and a first charge transport layer disposed between the first electrode and the emission layer, wherein a band gap energy of the emission layer and a band gap energy of the first charge transport layer are different from each other, the emission layer comprises a first perovskite compound, and the first charge transport layer consists of a second perovskite compound.
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3.发明授权公开(公告)号：US11737347B2
公开(公告)日：2023-08-22
申请号：US17034054
申请日：2020-09-28
发明人： Byunghwa Seo , YongChurl Kim , Hyungjun Kim , Yong Joo Lee
IPC分类号： H10K85/10 , C09K11/66 , C08L39/08 , C01G21/00 , C08L25/06 , B05D3/10 , C09K11/02 , C09D125/08 , C09D139/08 , H10K50/11
CPC分类号： H10K85/141 , B05D3/107 , C01G21/006 , C08L25/06 , C08L39/08 , C09D125/08 , C09D139/08 , C09K11/02 , C09K11/664 , C09K11/665 , H10K50/11
摘要： A thin film includes a luminescent compound represented by Formula 1 and a random copolymer, wherein the random copolymer includes a first repeating unit including at least one aromatic ring, and a second repeating unit including a heteroatom including at least one lone pair of electrons,
[A]n[Q]m[X]l Formula 1
wherein, in Formula 1,
A is a monovalent organic cation, a monovalent inorganic cation, or a combination thereof,
Q is a divalent metal cation, a divalent metalloid cation, or a combination thereof,
X is at least one monovalent halogen ion,
n is an integer from 1 to 3,
m is an integer from 1 to 2, and
l is an integer from 1 to 5.-
4.发明申请公开(公告)号：US20210284811A1
公开(公告)日：2021-09-16
申请号：US17034054
申请日：2020-09-28
发明人： Byunghwa Seo , YongChurl Kim , Hyungjun Kim , Yong Joo Lee
IPC分类号： C08J5/18 , C09K11/66 , C09K11/06 , H01L51/50 , H01L51/56 , C08L25/06 , C08L39/08 , C01G21/00
摘要： A thin film includes a luminescent compound represented by Formula 1 and a random copolymer, wherein the random copolymer includes a first repeating unit including at least one aromatic ring, and a second repeating unit including a heteroatom including at least one lone pair of electrons, [A]n[Q]m[X]l Formula 1 wherein, in Formula 1, A is a monovalent organic cation, a monovalent inorganic cation, or a combination thereof, Q is a divalent metal cation, a divalent metalloid cation, or a combination thereof, X is at least one monovalent halogen ion, n is an integer from 1 to 3, m is an integer from 1 to 2, and l is an integer from 1 to 5.
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公开(公告)号：US11895855B2
公开(公告)日：2024-02-06
申请号：US17004540
申请日：2020-08-27
发明人： YongChurl Kim
IPC分类号： H01L29/78 , H10K50/11 , C07F7/24 , C09K11/06 , H10K50/13 , H10K85/30 , H10K50/15 , H10K50/16 , H10K101/40
CPC分类号： H10K50/11 , C07F7/24 , C09K11/06 , H10K50/131 , H10K85/30 , C09K2211/10 , C09K2211/188 , H10K50/15 , H10K50/16 , H10K2101/40
摘要： A light-emitting device comprising: a first electrode, a second electrode facing the first electrode; an emission layer disposed between the first electrode and the second electrode; and a first charge transport layer disposed between the first electrode and the emission layer, wherein a band gap energy of the emission layer and a band gap energy of the first charge transport layer are different from each other, the emission layer comprises a first perovskite compound, and the first charge transport layer consists of a second perovskite compound.
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6.发明申请公开(公告)号：US20210095197A1
公开(公告)日：2021-04-01
申请号：US16809894
申请日：2020-03-05
发明人： Yongjoo Lee , YongChurl Kim
摘要： A luminescent material represented by Formula 1, a method of preparing the same, and a light-emitting device including the same:
Formula 1 [A1nA23][B2][X1mX25] A1, A2, B, X1, X2, n, and m in Formula 1 are as defined in the specification.
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