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公开(公告)号：US11060019B2
公开(公告)日：2021-07-13
申请号：US16158483
申请日：2018-10-12
发明人： Yongwook Kim , Eun Joo Jang , Tae Gon Kim , Shang Hyeun Park , Hyo Sook Jang , Young-soo Jeong
IPC分类号： C09K11/65 , C09K11/02 , B82Y20/00 , B82Y30/00 , B82Y40/00 , C09K11/88 , C09K11/08 , G02F1/1335 , G02F1/13357 , H01L27/32
摘要： A composition comprising: a plurality of quantum dots; a plurality of luminous carbon nanoparticles; a carboxylic acid group-containing binder; a polymerizable monomer including a carbon-carbon double bond; and an initiator, wherein the plurality of quantum dots comprises a Group II-VI compound, a Group III-V compound, a Group IV-VI compound, or a combination thereof, the plurality of luminous carbon nanoparticles have a size of less than or equal to about 10 nanometers, and exhibit both a D band and a G band in a Raman spectrum thereof, and at least a portion of the plurality of luminous carbon nanoparticles absorb light having a wavelength of greater than or equal to about 400 nanometers and a maximum luminous peak wavelength thereof is greater than or equal to about 480 nanometers.
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公开(公告)号：US10961446B2
公开(公告)日：2021-03-30
申请号：US16297965
申请日：2019-03-11
发明人： Kwanghee Kim , Jaejun Chang , Oul Cho , Tae Hyung Kim , Sang Jin Lee , Eun Joo Jang , Young-soo Jeong , Moon Gyu Han
摘要： A quantum dot, and a light emitting device including the same is provided. The quantum dot includes a semiconductor nanocrystal and an organic ligand bound to the surface of the semiconductor nanocrystal, wherein the organic ligand includes a first ligand derived from a first thiol compound including a C12 or more aliphatic hydrocarbon group, and a second ligand derived from a second thiol compound including a C8 or less aliphatic hydrocarbon group.
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