JP7148974B2 - 量子ドット及び、量子ドットを用いた波長変換部材、照明部材、バックライト装置、表示装置、並びに、量子ドットの製造方法 - Google Patents
量子ドット及び、量子ドットを用いた波長変換部材、照明部材、バックライト装置、表示装置、並びに、量子ドットの製造方法 Download PDFInfo
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- JP7148974B2 JP7148974B2 JP2019076953A JP2019076953A JP7148974B2 JP 7148974 B2 JP7148974 B2 JP 7148974B2 JP 2019076953 A JP2019076953 A JP 2019076953A JP 2019076953 A JP2019076953 A JP 2019076953A JP 7148974 B2 JP7148974 B2 JP 7148974B2
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- 238000005286 illumination Methods 0.000 title claims description 4
- 238000000034 method Methods 0.000 title description 7
- 239000010949 copper Substances 0.000 claims description 103
- 239000011701 zinc Substances 0.000 claims description 41
- -1 copper chalcogenide Chemical class 0.000 claims description 37
- 239000002243 precursor Substances 0.000 claims description 37
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- 229910052725 zinc Inorganic materials 0.000 claims description 23
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- 238000006478 transmetalation reaction Methods 0.000 claims description 11
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- 239000005083 Zinc sulfide Substances 0.000 description 6
- TVZPLCNGKSPOJA-UHFFFAOYSA-N copper zinc Chemical compound [Cu].[Zn] TVZPLCNGKSPOJA-UHFFFAOYSA-N 0.000 description 6
- 238000005259 measurement Methods 0.000 description 6
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- GPXJNWSHGFTCBW-UHFFFAOYSA-N Indium phosphide Chemical group [In]#P GPXJNWSHGFTCBW-UHFFFAOYSA-N 0.000 description 5
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 5
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- 238000003860 storage Methods 0.000 description 5
- 239000011593 sulfur Substances 0.000 description 5
- VNDYJBBGRKZCSX-UHFFFAOYSA-L zinc bromide Chemical compound Br[Zn]Br VNDYJBBGRKZCSX-UHFFFAOYSA-L 0.000 description 5
- 229910052793 cadmium Inorganic materials 0.000 description 4
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- 239000011574 phosphorus Substances 0.000 description 4
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- BGHCVCJVXZWKCC-UHFFFAOYSA-N tetradecane Chemical compound CCCCCCCCCCCCCC BGHCVCJVXZWKCC-UHFFFAOYSA-N 0.000 description 4
- TUQOTMZNTHZOKS-UHFFFAOYSA-N tributylphosphine Chemical compound CCCCP(CCCC)CCCC TUQOTMZNTHZOKS-UHFFFAOYSA-N 0.000 description 4
- UAYWVJHJZHQCIE-UHFFFAOYSA-L zinc iodide Chemical compound I[Zn]I UAYWVJHJZHQCIE-UHFFFAOYSA-L 0.000 description 4
- FJLUATLTXUNBOT-UHFFFAOYSA-N 1-Hexadecylamine Chemical compound CCCCCCCCCCCCCCCCN FJLUATLTXUNBOT-UHFFFAOYSA-N 0.000 description 3
- 229910021589 Copper(I) bromide Inorganic materials 0.000 description 3
- 229910021591 Copper(I) chloride Inorganic materials 0.000 description 3
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- 238000009835 boiling Methods 0.000 description 3
- DVRDHUBQLOKMHZ-UHFFFAOYSA-N chalcopyrite Chemical compound [S-2].[S-2].[Fe+2].[Cu+2] DVRDHUBQLOKMHZ-UHFFFAOYSA-N 0.000 description 3
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- ZAKSIRCIOXDVPT-UHFFFAOYSA-N trioctyl(selanylidene)-$l^{5}-phosphane Chemical compound CCCCCCCCP(=[Se])(CCCCCCCC)CCCCCCCC ZAKSIRCIOXDVPT-UHFFFAOYSA-N 0.000 description 3
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- HKUFIYBZNQSHQS-UHFFFAOYSA-N n-octadecyloctadecan-1-amine Chemical compound CCCCCCCCCCCCCCCCCCNCCCCCCCCCCCCCCCCCC HKUFIYBZNQSHQS-UHFFFAOYSA-N 0.000 description 1
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 description 1
- OQCDKBAXFALNLD-UHFFFAOYSA-N octadecanoic acid Natural products CCCCCCCC(C)CCCCCCCCC(O)=O OQCDKBAXFALNLD-UHFFFAOYSA-N 0.000 description 1
- IOQPZZOEVPZRBK-UHFFFAOYSA-N octan-1-amine Chemical compound CCCCCCCCN IOQPZZOEVPZRBK-UHFFFAOYSA-N 0.000 description 1
- WWZKQHOCKIZLMA-UHFFFAOYSA-M octanoate Chemical compound CCCCCCCC([O-])=O WWZKQHOCKIZLMA-UHFFFAOYSA-M 0.000 description 1
- WWZKQHOCKIZLMA-UHFFFAOYSA-N octanoic acid Chemical compound CCCCCCCC(O)=O WWZKQHOCKIZLMA-UHFFFAOYSA-N 0.000 description 1
- 150000002903 organophosphorus compounds Chemical class 0.000 description 1
- AUONHKJOIZSQGR-UHFFFAOYSA-N oxophosphane Chemical compound P=O AUONHKJOIZSQGR-UHFFFAOYSA-N 0.000 description 1
- ZUOUZKKEUPVFJK-UHFFFAOYSA-N phenylbenzene Natural products C1=CC=CC=C1C1=CC=CC=C1 ZUOUZKKEUPVFJK-UHFFFAOYSA-N 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 239000011112 polyethylene naphthalate Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000011116 polymethylpentene Substances 0.000 description 1
- 229920000306 polymethylpentene Polymers 0.000 description 1
- 230000002250 progressing effect Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 230000009257 reactivity Effects 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 239000011342 resin composition Substances 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 229930195734 saturated hydrocarbon Natural products 0.000 description 1
- IRPLSAGFWHCJIQ-UHFFFAOYSA-N selanylidenecopper Chemical compound [Se]=[Cu] IRPLSAGFWHCJIQ-UHFFFAOYSA-N 0.000 description 1
- 229940065287 selenium compound Drugs 0.000 description 1
- 150000003343 selenium compounds Chemical class 0.000 description 1
- 125000003748 selenium group Chemical group *[Se]* 0.000 description 1
- 150000003346 selenoethers Chemical class 0.000 description 1
- 239000004054 semiconductor nanocrystal Substances 0.000 description 1
- 229920002050 silicone resin Polymers 0.000 description 1
- 230000005476 size effect Effects 0.000 description 1
- 150000003384 small molecules Chemical class 0.000 description 1
- 239000008117 stearic acid Substances 0.000 description 1
- 230000007847 structural defect Effects 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- WGPCGCOKHWGKJJ-UHFFFAOYSA-N sulfanylidenezinc Chemical group [Zn]=S WGPCGCOKHWGKJJ-UHFFFAOYSA-N 0.000 description 1
- 150000003498 tellurium compounds Chemical class 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
- IYMHCKVVJXJPDB-UHFFFAOYSA-N tributyl(selanylidene)-$l^{5}-phosphane Chemical compound CCCCP(=[Se])(CCCC)CCCC IYMHCKVVJXJPDB-UHFFFAOYSA-N 0.000 description 1
- PHYFQTYBJUILEZ-IUPFWZBJSA-N triolein Chemical compound CCCCCCCC\C=C/CCCCCCCC(=O)OCC(OC(=O)CCCCCCC\C=C/CCCCCCCC)COC(=O)CCCCCCC\C=C/CCCCCCCC PHYFQTYBJUILEZ-IUPFWZBJSA-N 0.000 description 1
- FIQMHBFVRAXMOP-UHFFFAOYSA-N triphenylphosphane oxide Chemical compound C=1C=CC=CC=1P(C=1C=CC=CC=1)(=O)C1=CC=CC=C1 FIQMHBFVRAXMOP-UHFFFAOYSA-N 0.000 description 1
- 229930195735 unsaturated hydrocarbon Natural products 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- YZYKBQUWMPUVEN-UHFFFAOYSA-N zafuleptine Chemical compound OC(=O)CCCCCC(C(C)C)NCC1=CC=C(F)C=C1 YZYKBQUWMPUVEN-UHFFFAOYSA-N 0.000 description 1
- 229940102001 zinc bromide Drugs 0.000 description 1
- BOXSVZNGTQTENJ-UHFFFAOYSA-L zinc dibutyldithiocarbamate Chemical compound [Zn+2].CCCCN(C([S-])=S)CCCC.CCCCN(C([S-])=S)CCCC BOXSVZNGTQTENJ-UHFFFAOYSA-L 0.000 description 1
- RKQOSDAEEGPRER-UHFFFAOYSA-L zinc diethyldithiocarbamate Chemical compound [Zn+2].CCN(CC)C([S-])=S.CCN(CC)C([S-])=S RKQOSDAEEGPRER-UHFFFAOYSA-L 0.000 description 1
- 229940012185 zinc palmitate Drugs 0.000 description 1
- NRINZBKAERVHFW-UHFFFAOYSA-L zinc;dicarbamate Chemical compound [Zn+2].NC([O-])=O.NC([O-])=O NRINZBKAERVHFW-UHFFFAOYSA-L 0.000 description 1
- GPYYEEJOMCKTPR-UHFFFAOYSA-L zinc;dodecanoate Chemical compound [Zn+2].CCCCCCCCCCCC([O-])=O.CCCCCCCCCCCC([O-])=O GPYYEEJOMCKTPR-UHFFFAOYSA-L 0.000 description 1
- GJAPSKMAVXDBIU-UHFFFAOYSA-L zinc;hexadecanoate Chemical compound [Zn+2].CCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCC([O-])=O GJAPSKMAVXDBIU-UHFFFAOYSA-L 0.000 description 1
- NHXVNEDMKGDNPR-UHFFFAOYSA-N zinc;pentane-2,4-dione Chemical compound [Zn+2].CC(=O)[CH-]C(C)=O.CC(=O)[CH-]C(C)=O NHXVNEDMKGDNPR-UHFFFAOYSA-N 0.000 description 1
- DRDVZXDWVBGGMH-UHFFFAOYSA-N zinc;sulfide Chemical compound [S-2].[Zn+2] DRDVZXDWVBGGMH-UHFFFAOYSA-N 0.000 description 1
- GBFLQPIIIRJQLU-UHFFFAOYSA-L zinc;tetradecanoate Chemical compound [Zn+2].CCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCC([O-])=O GBFLQPIIIRJQLU-UHFFFAOYSA-L 0.000 description 1
- DUBNHZYBDBBJHD-UHFFFAOYSA-L ziram Chemical compound [Zn+2].CN(C)C([S-])=S.CN(C)C([S-])=S DUBNHZYBDBBJHD-UHFFFAOYSA-L 0.000 description 1
Images
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- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K11/00—Luminescent, e.g. electroluminescent, chemiluminescent materials
- C09K11/08—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials
- C09K11/88—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing selenium, tellurium or unspecified chalcogen elements
- C09K11/881—Chalcogenides
- C09K11/883—Chalcogenides with zinc or cadmium
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- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L33/00—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L33/02—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by the semiconductor bodies
- H01L33/04—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by the semiconductor bodies with a quantum effect structure or superlattice, e.g. tunnel junction
- H01L33/06—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by the semiconductor bodies with a quantum effect structure or superlattice, e.g. tunnel junction within the light emitting region, e.g. quantum confinement structure or tunnel barrier
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- C09K11/00—Luminescent, e.g. electroluminescent, chemiluminescent materials
- C09K11/08—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y15/00—Nanotechnology for interacting, sensing or actuating, e.g. quantum dots as markers in protein assays or molecular motors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y40/00—Manufacture or treatment of nanostructures
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B19/00—Selenium; Tellurium; Compounds thereof
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G3/00—Compounds of copper
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G3/00—Compounds of copper
- C01G3/12—Sulfides
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- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K11/00—Luminescent, e.g. electroluminescent, chemiluminescent materials
- C09K11/02—Use of particular materials as binders, particle coatings or suspension media therefor
- C09K11/025—Use of particular materials as binders, particle coatings or suspension media therefor non-luminescent particle coatings or suspension media
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K11/00—Luminescent, e.g. electroluminescent, chemiluminescent materials
- C09K11/08—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials
- C09K11/88—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing selenium, tellurium or unspecified chalcogen elements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S2/00—Systems of lighting devices, not provided for in main groups F21S4/00 - F21S10/00 or F21S19/00, e.g. of modular construction
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/1336—Illuminating devices
- G02F1/133602—Direct backlight
- G02F1/133603—Direct backlight with LEDs
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- H01—ELECTRIC ELEMENTS
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- H01L33/00—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L33/48—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by the semiconductor body packages
- H01L33/50—Wavelength conversion elements
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- H01L33/48—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by the semiconductor body packages
- H01L33/50—Wavelength conversion elements
- H01L33/501—Wavelength conversion elements characterised by the materials, e.g. binder
- H01L33/502—Wavelength conversion materials
- H01L33/504—Elements with two or more wavelength conversion materials
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- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B33/00—Electroluminescent light sources
- H05B33/10—Apparatus or processes specially adapted to the manufacture of electroluminescent light sources
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B33/00—Electroluminescent light sources
- H05B33/12—Light sources with substantially two-dimensional radiating surfaces
- H05B33/14—Light sources with substantially two-dimensional radiating surfaces characterised by the chemical or physical composition or the arrangement of the electroluminescent material, or by the simultaneous addition of the electroluminescent material in or onto the light source
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- General Health & Medical Sciences (AREA)
- Optics & Photonics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
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Description
脂肪族1級アミン系、オレイルアミン:C18H35NH2、ステアリル(オクタデシル)アミン:C18H37NH2、ドデシル(ラウリル)アミン:C12H25NH2、デシルアミン:C10H21NH2、オクチルアミン:C8H17NH2
脂肪酸、オレイン酸:C17H33COOH、ステアリン酸:C17H35COOH、パルミチン酸:C15H31COOH、ミリスチン酸:C13H27COOH、ラウリル酸:C11H23COOH、デカン酸:C9H19COOH、オクタン酸:C7H15COOH
チオール系、オクタデカンチオール:C18H37SH、ヘキサンデカンチオール:C16H33SH、テトラデカンチオール:C14H29SH、ドデカンチオール:C12H25SH、デカンチオール:C10H21SH、オクタンチオール:C8H17SH
ホスフィン系、トリオクチルホスフィン:(C8H17)3P、トリフェニルホスフィン:(C6H5)3P、トリブチルホスフィン:(C4H9)3P
ホスフィンオキシド系、トリオクチルホスフィンオキシド:(C8H17)3P=O、トリフェニルホスフィンオキシド:(C6H5)3P=O、トリブチルホスフィンオキシド:(C4H9)3P=O
本発明では、カドミウムを含まない量子ドットを合成するにあたり以下の原料を用いた。
オクタデセン:Aldrich株式会社製、出光興産株式会社製
オレイルアミン:花王株式会社製
オレイン酸:花王株式会社製
ヨウ化亜鉛:Aldrich株式会社製
酢酸亜鉛2水和物:生駒化学株式会社製
無水酢酸亜鉛:Aldrich株式会社製
テルル(4N:99.99%):新興化学株式会社製、またはAldrich社製
セレン(4N:99.99%):新興化学株式会社製、またはAldrich社製
硫黄:キシダ化学株式会社製
トリオクチルホスフィンオキシド: Aldrich社製
テトラデカン:東京化成(TCI)社製
亜リン酸トリフェニル:Aldrich社製
ヘキサデシルアミン:日油株式会社製
ドデカンチオール:アルケマ社製
蛍光分光計:日本分光株式会社製 F-2700
紫外-可視光分光光度計:日立株式会社製 V-770
量子収率測定装置:大塚電子株式会社製 QE-1100
X線回折装置(XRD):Bruker社製 D2 PHASER
走査線電子顕微鏡(SEM):日立株式会社製 SU9000
100mL反応容器に、無水酢酸銅:Cu(OAc)2 36.3mgとドデカンチオール:DDT 0.5mLと、オレイルアミン:OLAm 0.1mLと、オクタデセン:ODE 4mLを入れた。そして、不活性ガス(N2)雰囲気下で攪拌しながら加熱し、原料を溶解させた。
100mL反応容器に、無水酢酸銅:Cu(OAc)2 36.3mgと、ヘキサデカンチオール:HDT 63.8μLと、オレイルアミン:OLAm 0.1mLと、オクタデセン:ODE 10mLを入れた。そして、不活性ガス(N2)雰囲気下で攪拌しながら加熱し、原料を溶解させた。
100mL反応容器に、無水酢酸銅:Cu(OAc)2 36.3mgと、ドデカンチオール:DDT 5mLを入れた。そして、不活性ガス(N2)雰囲気下で攪拌しながら加熱し、原料を溶解させた。
100mL反応容器に無水酢酸銅:Cu(OAc)2 72.7mgとトリオクチルホスフィンテルリド:Te-TOP溶液(0.5M)0.4mLとトリオクチルホスフィンセレニド:Se-TOP溶液(1M)0.2mLとドデカンチオール:DDT 1mLとオクタデセン:ODE 8mLを入れ、不活性ガス(N2)雰囲気下で攪拌しながら加熱し、原料を溶解させた。
100mL反応容器に無水酢酸銅:Cu(OAc)236.3mgとトリオクチルホスフィンテルリド:Te-TOP溶液(0.5M)0.2mLとドデカンチオール:DDT0.5mLとオクタデセン:ODE 4mLを入れ、不活性ガス(N2)雰囲気下で攪拌しながら加熱し、原料を溶解させた。
100mL反応容器に無水酢酸銅:Cu(OAc)2 36.3mgとトリオクチルホスフィンテルリド:Te-TOP溶液(0.5M)0.2mLとドデカンチオール:DDT 4mLを入れ、不活性ガス(N2)雰囲気下で攪拌しながら加熱し、原料を溶解させた。
100mL反応容器に無水酢酸銅:Cu(OAc)2 0.091gとドデカンチオール:DDT 0.625mLとトリオクチルホスフィン:TOP 0.625mLとトリオクチルホスフィンオキシド:TOPO 0.194gとテトラデカン 10mLを入れ、不活性ガス(N2)雰囲気下で攪拌しながら加熱し、原料を溶解させた。
100mL反応容器にオレイン酸銅:Cu(OLAc)2 (0.5M)0.8mLとトリオクチルホスフィンテルリド:Te-TOP溶液(0.5M)0.4mLとSe-ODE溶液(0.1M)2mLとドデカンチオール:DDT 1mLとオクタデセン:ODE 6.2mLを入れ、不活性ガス(N2)雰囲気下で攪拌しながら加熱し、原料を溶解させた。
100mL反応容器に無水酢酸銅:Cu(OAc)2 0.182gとトリオクチルホスフィンテルリド:Te-TOP溶液(0.5M)1mLとSe-DDT/OLAm溶液(0.285M)0.439mLとドデカンチオール:DDT 2.5mLとオレイルアミン:OLAm 0.25mLとトリオクチルホスフィンオキシド:TOPO 0.387gとオクタデセン:ODE 20mLを入れ、不活性ガス(N2)雰囲気下で攪拌しながら加熱し、原料を溶解させた。
100mL反応容器に無水酢酸銅:Cu(OAc)2 0.091gとドデカンチオール:DDT 0.625mLとトリオクチルホスフィン:TOP 0.625mLとトリオクチルホスフィンオキシド:TOPO 0.194gとオクタデセン:ODE 10mLを入れ、不活性ガス(N2)雰囲気下で攪拌しながら加熱し、原料を溶解させた。
100mL反応容器に無水酢酸銅:Cu(OAc)2 0.091gとドデカンチオール:DDT 1.25mLとトリオクチルホスフィン:TOP 0.625mLとオクタデセン:ODE 10mLを入れ、不活性ガス(N2)雰囲気下で攪拌しながら加熱し、原料を溶解させた。
100mL反応容器に無水酢酸銅:Cu(OAc)2 0.091gとドデカンチオール:DDT 1.25mLとトリオクチルホスフィン:TOP 0.625mLとオクタデセン:ODE 10mLを入れ、不活性ガス(N2)雰囲気下で攪拌しながら加熱し、原料を溶解させた。
100mL反応容器に、無水酢酸銅:Cu(OAc)2 0.182gとトリオクチルホスフィンテルリド:Te-TOP溶液(0.5M)1mLとドデカンチオール:DDT 2.5mLとオクタデセン:ODE 20mLを入れた。そして、不活性ガス(N2)雰囲気下で攪拌しながら加熱し、原料を溶解させた。
100mL反応容器に無水酢酸銅:Cu(OAc)2 0.182gとトリオクチルホスフィンテルリド:Te-TOP溶液(0.5M)1mLとSe-DDT/OLAm溶液(0.285M)0.439mLとドデカンチオール:DDT 2.5mLとオレイルアミン:OLAm 0.25mLとトリオクチルホスフィンオキシド:TOPO 0.387gとオクタデセン:ODE 20mLを入れ、不活性ガス(N2)雰囲気下で攪拌しながら加熱し、原料を溶解させた。
100mL反応容器に、無水酢酸銅:Cu(OAc)2 72.7mgとドデカンチオール:DDT 0.5mLと、オレイルアミン:OLAm 0.1mLと、オクタデセン:ODE 10mLを入れた。そして、不活性ガス(N2)雰囲気下で攪拌しながら加熱し、原料を溶解させた。
100mL反応容器に、アセチルアセトナト銅:Cu(acac)2 131mgと、ドデカンチオール:DDT 1.5mLと、オレイルアミン:OLAm 4.75mLと、オクタデセン:ODE 6.25mLを入れた。そして、不活性ガス(N2)雰囲気下で攪拌しながら加熱し、原料を溶解させた。
100mL反応容器に、無水酢酸亜鉛:Zn(OAc)2 91.7mgと、オクタデセン:ODE 10mL、オレイルアミン:OLAm 3mL、トリオクチルホスフィン:TOP 3mLを入れた。そして、不活性ガス(N2)雰囲気下で攪拌しながら加熱し、原料を溶解させた。
100mL反応容器に、塩化亜鉛無水物:ZnCl2 68.1mgと、オクタデセン:ODE 10mL、オレイルアミン:OLAm 3mL、トリオクチルホスフィン:TOP 3mLを入れた。そして、不活性ガス(N2)雰囲気下で攪拌しながら加熱し、原料を溶解させた。
100mL反応容器に、ステアリン酸亜鉛:Zn(OC(C=O)C17H35)2 316.2mgと、オクタデセン 10mL、オレイルアミン:OLAm 3mL、トリオクチルホスフィン:TOP 3mLを入れた。そして、不活性ガス(N2)雰囲気下で攪拌しながら加熱し、原料を溶解させた。
100mL反応容器に、オレイン酸亜鉛:Zn(OC(=O)C17H33)2 314.2mgと、オクタデセン:ODE 10mL、オレイルアミン:OLAm 3mL、トリオクチルホスフィン:TOP 3mLを入れた。そして、不活性ガス(N2)雰囲気下で攪拌しながら加熱し、原料を溶解させた。
Claims (16)
- Cdを含まず、蛍光半値幅が、40nm以下であり、Cuの残存量が100ppm以下であり、コアが、ZnTeS、ZnTeSe、或いは、ZnTeSeSで形成される、ことを特徴とする量子ドット。
- 銅カルゴゲニドを前駆体として金属交換反応により合成される、ことを特徴とする請求項1に記載の量子ドット。
- 有機銅化合物、或いは、無機銅化合物と、有機カルコゲン化合物とから、前駆体としての銅カルコゲニドが合成され、前記前駆体を用いて、前記量子ドットが合成される、ことを特徴とする請求項1又は請求項2に記載の量子ドット。
- 前記量子ドットの蛍光半値幅が、25nm以下であることを特徴とする請求項1から請求項3のいずれかに記載の量子ドット。
- 前記量子ドットは、前記ナノクリスタルをコアとし、前記コアの表面にシェルが被覆されたコアシェル構造を有することを特徴とする請求項1から請求項4のいずれかに記載の量子ドット。
- 蛍光波長が、400nm以上650nm以下の範囲であることを特徴とする請求項1から請求項5のいずれかに記載の量子ドット。
- 前記量子ドットの表面が配位子で覆われていることを特徴とする請求項1から請求項6のいずれかに記載の量子ドット。
- 前記配位子は、脂肪族アミン系化合物、ホスフィン系化合物、及び、脂肪族カルボン酸系化合物の少なくともいずれか1種から選択されることを特徴とする請求項7に記載の量子ドット。
- 請求項1ないし請求項8のいずれかに記載の量子ドットを含むことを特徴とする波長変換部材。
- 請求項1ないし請求項8のいずれかに記載の量子ドットを含むことを特徴とする照明部材。
- 請求項1から請求項8のいずれかに記載の量子ドットを含むことを特徴とするバックライト装置。
- 請求項1から請求項8のいずれかに記載の量子ドットを含むことを特徴とする表示装置。
- 有機銅化合物、或いは、無機銅化合物と、有機カルコゲン化合物とから、前駆体としての銅カルコゲニドを合成し、前記前駆体を用いて、Cdを含まない量子ドットを合成し、前記量子ドットの銅の残存量が100ppm以下であるZnTeS、ZnTeSe、或いは、ZnTeSeSのコアを形成する、ことを特徴とする量子ドットの製造方法。
- 前記銅カルゴゲニドからなる前駆体の銅と亜鉛とを金属交換することを特徴とする請求項13に記載の量子ドットの製造方法。
- 金属交換反応を、180℃以上280℃以下で行うことを特徴とする請求項14に記載の量子ドットの製造方法。
- 前記銅カルコゲニドを、160℃以上250℃以下の反応温度で合成することを特徴とする請求項13から請求項15のいずれかに記載の量子ドットの製造方法。
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JP2020145240A (ja) * | 2019-03-04 | 2020-09-10 | 中原大學 | 発光ダイオードパッケージ構造およびそれを製造する方法 |
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KR102645103B1 (ko) * | 2019-09-20 | 2024-03-08 | 엔에스 마테리얼스 아이엔씨. | 양자점 및, 그 제조 방법 |
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WO2022003948A1 (ja) * | 2020-07-03 | 2022-01-06 | シャープ株式会社 | 量子ドット分散液及びそれを用いた電界発光素子の製造方法 |
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