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1.发明申请公开(公告)号：US20180179441A1
公开(公告)日：2018-06-28
申请号：US15855436
申请日：2017-12-27
发明人： Young Seok PARK , Shang Hyeun PARK , Eun Joo JANG , Hyo Sook JANG , Shin Ae JUN , Dae Young CHUNG , Taekhoon KIM , Yuho WON
CPC分类号： C09K11/883 , B82Y30/00 , B82Y40/00 , C09K11/025 , G02B5/22 , G02B5/223 , H01L27/322 , H01L51/0035 , H01L51/0037 , H01L51/0039 , H01L51/502 , Y10S977/774 , Y10S977/818 , Y10S977/824 , Y10S977/892 , Y10S977/896 , Y10S977/95
摘要： A process for preparing a quantum dot of a core-shell structure including obtaining a first mixture including first precursor including a first metal, a ligand compound, and a solvent; adding a second precursor and a particle including a first semiconductor nanocrystal to the first mixture to obtain a second mixture; and heating the second mixture up to a reaction temperature and performing a reaction between the first precursor and the second precursor to form a layer of a shell including a crystalline or amorphous material, during formation of the layer of the shell or after formation of the layer of the shell, wherein the process includes adding an organic solution including an ammonium fluorinated salt including a solid salt having a melting point of greater than or equal to about 110° C. to the second mixture.
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公开(公告)号：US20200283680A1
公开(公告)日：2020-09-10
申请号：US16883989
申请日：2020-05-26
发明人： Shin Ae JUN , Taekhoon KIM , Garam PARK , Yong Seok HAN , Eun Joo JANG , Hyo Sook JANG , Tae Won JEONG , Shang Hyeun PARK
IPC分类号： C09K11/02 , C09K11/88 , C09K11/70 , C08K3/32 , C08K3/30 , G02F1/1335 , G02F1/13357
摘要： A quantum dot, including a core including a first semiconductor material that includes indium; and a shell including a second semiconductor material, and disposed on the core, wherein the first semiconductor material and the second semiconductor material are different, wherein the shell has at least two branch portions and a valley portion connecting the at least two branch portions, at least one of the at least two branch portions comprises Zn, Se, and S, and a content of sulfur in the at least one branch portion increases in a direction away from the core.
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公开(公告)号：US20200217974A1
公开(公告)日：2020-07-09
申请号：US16825293
申请日：2020-03-20
发明人： Garam PARK , Tae Gon KIM , Nayoun WON , Shin Ae JUN , Soo Kyung KWON , Seon-Yeong KIM , Shang Hyeun PARK , Jooyeon AHN , Yuho WON , Eun Joo JANG , Hyo Sook JANG
摘要： Disclosed are a quantum dot population including a plurality of cadmium free quantum dots, a quantum dot polymer composite including the same, and a display device including the same. The plurality of cadmium free quantum dots includes: a semiconductor nanocrystal core comprising indium and phosphorous, a first semiconductor nanocrystal shell disposed on the semiconductor nanocrystal core and comprising zinc and selenium, and a second semiconductor nanocrystal shell disposed on the first semiconductor nanocrystal shell and comprising zinc and sulfur, wherein an average particle size of the plurality of cadmium free quantum dots is greater than or equal to about 5.5 nm, a standard deviation of particle sizes of the plurality of cadmium free quantum dots is less than or equal to about 20% of the average particle size, and an average solidity of the plurality of cadmium free quantum dots is greater than or equal to about 0.85.
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4.发明申请公开(公告)号：US20190310549A1
公开(公告)日：2019-10-10
申请号：US16442984
申请日：2019-06-17
发明人： Hyeyeon YANG , Tae Hyung KIM , Shang Hyeun PARK , Shin Ae JUN , Yong Seok HAN , Eun Joo JANG , Deukseok CHUNG
IPC分类号： G03F7/00 , G03F7/105 , G03F7/027 , G03F7/004 , G03F7/031 , G03F7/028 , G03F7/40 , G03F7/32 , G03F7/20 , G03F7/16 , G03F7/033
摘要： A photosensitive composition and a quantum dot-polymer composite pattern formed from the photosensitive composition are disclosed, and the photosensitive composition includes: a plurality of quantum dots; a color filter material including an absorption dye, an absorption pigment, or a combination thereof; a polymer binder; a photopolymerizable monomer having a carbon-carbon double bond; a photoinitiator; and a solvent, wherein in a normalized photoluminescence spectrum of the quantum dot and a normalized ultraviolet-visible absorption spectrum of the color filter material, a photoluminescence peak wavelength (PL peak wavelength) of the quantum dot and a wavelength of maximum absorbance of the color filter material do not overlap with each other, and the color filter material is included in an amount of less than or equal to 1 part by weight per parts by weight of the plurality of quantum dots.
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5.发明申请公开(公告)号：US20180239246A1
公开(公告)日：2018-08-23
申请号：US15900536
申请日：2018-02-20
发明人： Shang Hyeun PARK , Shin Ae JUN
IPC分类号： G03F7/004 , G03F7/16 , G03F7/20 , G03F7/32 , G03F7/40 , G03F7/031 , C09K11/02 , C09K11/70 , C09K11/56 , G03F7/00
摘要： A photosensitive composition, a quantum dot polymer composite pattern prepared therefrom, and a layered structure and an electronic device including the same. The photosensitive composition includes a quantum dot; a carboxylic acid group-containing binder; a multi-thiol compound including a thiol group at each terminal end of the multi-thiol compound; a photopolymerizable monomer including a carbon-carbon double bond; a metal oxide fine particle; a polymeric stabilizer; a photoinitiator; and a solvent, wherein the polymeric stabilizer includes a polymer including —RO—, —R1COO—, —R1OCO—, —CR1R2—CAR—, —OCONH—R—NHCOO—R′—, or a combination thereof, as a repeating unit.
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6.发明申请公开(公告)号：US20180210335A1
公开(公告)日：2018-07-26
申请号：US15924814
申请日：2018-03-19
发明人： Hyeyeon YANG , Tae Hyung KIM , Shang Hyeun PARK , Shin Ae JUN , Yong Seok HAN , Eun Joo JANG , Deukseok CHUNG
IPC分类号： G03F7/00 , G03F7/32 , G03F7/16 , G03F7/028 , G03F7/031 , G03F7/004 , G03F7/20 , G03F7/033 , G03F7/40
CPC分类号： G03F7/0007 , G03F7/0045 , G03F7/0047 , G03F7/027 , G03F7/028 , G03F7/031 , G03F7/033 , G03F7/105 , G03F7/162 , G03F7/168 , G03F7/2002 , G03F7/322 , G03F7/40
摘要： A photosensitive composition and a quantum dot-polymer composite pattern formed from the photosensitive composition are disclosed, and the photosensitive composition includes: a plurality of quantum dots; a color filter material including an absorption dye, an absorption pigment, or a combination thereof; a polymer binder; a photopolymerizable monomer having a carbon-carbon double bond; a photoinitiator; and a solvent, wherein in a normalized photoluminescence spectrum of the quantum dot and a normalized ultraviolet-visible absorption spectrum of the color filter material, a photoluminescence peak wavelength (PL peak wavelength) of the quantum dot and a wavelength of maximum absorbance of the color filter material do not overlap with each other, and the color filter material is included in an amount of less than or equal to 1 part by weight per 10 parts by weight of the plurality of quantum dots.
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7.发明申请公开(公告)号：US20180044583A1
公开(公告)日：2018-02-15
申请号：US15672608
申请日：2017-08-09
发明人： Ha Il KWON , Tae Gon KIM , Shang Hyeun PARK , Eun Joo JANG , Shin Ae JUN , Garam PARK
CPC分类号： C09K11/02 , C08K3/16 , C08K3/30 , C08K9/04 , C08K2003/168 , C08K2003/3036 , C09K11/562 , G02F1/1336 , G02F2001/133614 , G02F2201/50
摘要： A composition including a plurality of quantum dots; a binder polymer; a thiol compound having at least two thiol groups; a polyvalent metal compound; a polymerizable monomer having a carbon-carbon double bond; a photoinitiator; and a solvent.
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8.发明申请公开(公告)号：US20210284905A1
公开(公告)日：2021-09-16
申请号：US17308333
申请日：2021-05-05
发明人： Ha Il KWON , Tae Gon KIM , Shang Hyeun PARK , Eun Joo JANG , Shin Ae JUN , Garam PARK
摘要： A composition including a plurality of quantum dots; a binder polymer; a thiol compound having at least two thiol groups; a polyvalent metal compound; a polymerizable monomer having a carbon-carbon double bond; a photoinitiator; and a solvent.
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9.发明申请公开(公告)号：US20170176854A1
公开(公告)日：2017-06-22
申请号：US15375601
申请日：2016-12-12
发明人： Shang Hyeun PARK , Hojeong PAEK , Jonggi KIM , Nayoun WON , Shin Ae JUN
CPC分类号： G03F7/0043 , G03F7/0047 , G03F7/029 , G03F7/031 , G03F7/033
摘要： A photosensitive composition including: a plurality of quantum dots, wherein the quantum dot includes an organic ligand bound to a surface of the quantum dot; a photoinitiator; a binder including a carboxylic acid group; a photopolymerizable monomer having a carbon-carbon double bond; and a solvent, wherein the photoinitiator includes a first photoinitiator including an oxime compound and a second photoinitiator including at least one selected from a phosphine oxide compound and an amino ketone compound.
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10.发明申请PHOTOSENSITIVE COMPOSITIONS, PREPARATION METHODS THEREOF, AND QUANTUM DOT POLYMER COMPOSITE PREPARED THEREFROM 审中-公开光敏组合物，其制备方法及其制备的量子聚合物复合材料公开(公告)号：US20170052444A1
公开(公告)日：2017-02-23
申请号：US15241224
申请日：2016-08-19
发明人： Shang Hyeun PARK , Hojeong PAEK , Eun Joo JANG , Shin Ae JUN
CPC分类号： G03F7/0007 , B82Y30/00 , B82Y40/00 , C08F220/14 , C09D4/06 , C09K11/02 , C09K11/703 , G02B5/207 , G02B5/223 , G03F7/004 , G03F7/0042 , G03F7/0047 , G03F7/033 , C08F265/06 , C08F220/06
摘要： A photosensitive composition including a quantum dot dispersion, a reactive compound having at least two thiol groups, a photopolymerizable monomer having a carbon-carbon double bond, and a photoinitiator, wherein the quantum dot dispersion includes a carboxylic acid group-containing polymer and a quantum dot dispersed in the carboxylic acid group containing polymer, and wherein the carboxylic acid group-containing polymer includes a copolymer of a monomer combination including a first monomer having a carboxylic acid group and a carbon-carbon double bond and a second monomer having a carbon-carbon double bond and a hydrophobic moiety and not having a carboxylic acid group.
摘要翻译： 包含量子点分散体，具有至少两个硫醇基的反应性化合物，具有碳 - 碳双键的光聚合单体和光引发剂的感光组合物，其中量子点分散体包含含羧酸基团的聚合物和量子 点分散在含羧酸基的聚合物中，其中含羧酸基的聚合物包括包含具有羧酸基的第一单体和碳 - 碳双键的单体组合的共聚物和具有碳 - 碳双键的第二单体， 碳双键和疏水部分，不具有羧酸基团。
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