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Patent Agency Ranking
1.发明公开公开(公告)号：US20230295492A1
公开(公告)日：2023-09-21
申请号：US18185755
申请日：2023-03-17
Applicant: Samsung Electronics Co., Ltd.
Inventor： Nayoun WON , Tae-Gon KIM , Minho KIM , Seungrim YANG , Shin Ae JUN , Yebin JUNG , A Ra JO
CPC classification number: C09K11/623 , C09K11/02 , H10K59/38 , H01L33/502
Abstract: A semiconductor nanoparticle, including silver, a Group 13 metal, and a chalcogen element, wherein the semiconductor nanoparticle emits a first light, the Group 13 metal includes gallium, and optionally further includes indium, aluminum, or a combination thereof, the chalcogen element includes sulfur, and optionally further includes selenium, the first light has a full width at half maximum of greater than or equal to about 5 nanometers (nm) to less than or equal to about 70 nm, the first light has a maximum emission wavelength of greater than or equal to about 500 nm to less than or equal to about 600 nm, the semiconductor nanoparticle has a quantum yield of greater than or equal to about 50%, a mole ratio of gallium to sulfur is greater than or equal to about 0.1:1 to less than or equal to about 1:1, and a charge balance value defined by Equation 1 herein.
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2.发明公开公开(公告)号：US20230295493A1
公开(公告)日：2023-09-21
申请号：US18185789
申请日：2023-03-17
Applicant: Samsung Electronics Co., Ltd.
Inventor： Nayoun WON , Tae-Gon KIM , Minho KIM , Shang Hyeun PARK , Seungrim YANG , Jun Ho LEE , Shin Ae JUN , Yebin JUNG , A Ra JO
CPC classification number: C09K11/623 , C09K11/02 , H10K59/38 , H01L33/502 , H10K59/12
Abstract: A color conversion panel, comprising a color conversion layer comprising a color conversion region and optionally a partition wall defining each region of the color conversion layer, wherein the color conversion region comprises a first region corresponding to a first pixel, the first region comprises a first composite, the first composite comprises a matrix and a semiconductor nanoparticle, wherein the semiconductor nanoparticle is dispersed in the matrix, the semiconductor nanoparticle comprises silver, a Group 13 metal, zinc, and a chalcogen element, the semiconductor nanoparticle emits a first light, the Group 13 metal is indium, gallium, aluminum, or a combination thereof, the chalcogen element is sulfur, selenium, or a combination thereof, and in the semiconductor nanoparticle, a mole ratio of zinc to a total sum of silver, Group 13 metal, and zinc is greater than or equal to about 0.01:1.
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3.发明公开公开(公告)号：US20230295491A1
公开(公告)日：2023-09-21
申请号：US18185810
申请日：2023-03-17
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： A Ra JO , Nayoun WON , Yebin JUNG , Minho KIM , Tae-Gon KIM , Seungrim YANG , Shin Ae JUN
CPC classification number: C09K11/621 , C09K11/02 , H01L33/502 , B82Y20/00
Abstract: A semiconductor nanoparticle, and a method for producing the semiconductor nanoparticle, and a composite, a color conversion panel, and a display panel including the semiconductor nanoparticle. The semiconductor nanoparticle includes silver, a Group 13 metal including indium and gallium, and a chalcogen element including sulfur and optionally selenium, the semiconductor nanoparticle is configured to emit a green light with an emission peak wavelength of 500 nanometers to 580 nanometers, and a full width at half maximum of about 5 nm to about 70 nm. The semiconductor nanoparticle exhibits a quantum yield of greater than or equal to about 50%, and includes a mole ratio (In+Ga):Ag of about 1:1 to about 3.5:1.
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公开(公告)号：US20230303921A1
公开(公告)日：2023-09-28
申请号：US18189259
申请日：2023-03-24
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Tae-Gon KIM , Shang Hyeun PARK , Nayoun WON , Minho KIM , Seungrim YANG , Shin Ae JUN , Yebin JUNG , A Ra JO
CPC classification number: C09K11/621 , C09K11/02 , C09K11/883 , C09K11/0883 , H10K59/38 , G02F1/133617 , B82Y20/00
Abstract: A display panel and an electronic device including the display panel are provided, where the display panel includes a quantum dot composite including a matrix and a plurality of quantum dots and titanium dioxide (TiO2) particles dispersed in the matrix, the plurality of quantum dots include silver and gallium, exhibit an emission peak wavelength of from about 500 nm to about 550 nm, and a full width at half maximum of the emission peak is greater than or equal to about 10 nm and less than or equal to about 50 nm, and where the quantum dot composite has a mole ratio of silver to titanium of greater than or equal to about 0.4:1 and less than or equal to about 15:1, and a mole ratio of gallium to titanium of greater than or equal to about 0.4:1 and less than or equal to about 20:1.
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5.发明申请公开(公告)号：US20220282154A1
公开(公告)日：2022-09-08
申请号：US17687543
申请日：2022-03-04
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Jooyeon AHN , Taekhoon KIM , Deuk Kyu MOON , Jongmin LEE , Mi Hye LIM , Shin Ae JUN , Minho KIM , Yebin JUNG
IPC: C09K11/88 , G02F1/1335 , C09K11/08 , C09D11/50 , C09D11/037
Abstract: A color conversion panel that includes a color conversion layer including one or more color conversion regions, and optionally, a partition wall defining the regions of the color conversion layer, and a display device including the same. The color conversion region includes a first region corresponding to a first pixel, and the first region includes a first composite including a matrix and a plurality of luminescent nanostructures dispersed in the matrix. The luminescent nanostructures include a first semiconductor nanocrystal including a Group III-V compound and a second semiconductor nanocrystal including a zinc chalcogenide. The Group III-V compound includes indium, phosphorus, and optionally, zinc or gallium, or zinc and gallium, and the zinc chalcogenide includes zinc, selenium, and sulfur. The luminescent nanostructures do not include cadmium. The luminescent nanostructures further include fluorine, and in the luminescent nanostructures, a mole ratio of fluorine to indium is greater than or equal to about 0.05:1.
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