CN113462230A - Perovskite nanocrystalline ink and application - Google Patents
Perovskite nanocrystalline ink and application Download PDFInfo
- Publication number
- CN113462230A CN113462230A CN202010239382.9A CN202010239382A CN113462230A CN 113462230 A CN113462230 A CN 113462230A CN 202010239382 A CN202010239382 A CN 202010239382A CN 113462230 A CN113462230 A CN 113462230A
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- CN
- China
- Prior art keywords
- perovskite
- ink
- high molecular
- molecular polymer
- composite film
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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- 239000002131 composite material Substances 0.000 claims abstract description 24
- 239000000178 monomer Substances 0.000 claims abstract description 21
- 239000002243 precursor Substances 0.000 claims abstract description 21
- 239000003999 initiator Substances 0.000 claims abstract description 16
- 229940126062 Compound A Drugs 0.000 claims abstract description 8
- NLDMNSXOCDLTTB-UHFFFAOYSA-N Heterophylliin A Natural products O1C2COC(=O)C3=CC(O)=C(O)C(O)=C3C3=C(O)C(O)=C(O)C=C3C(=O)OC2C(OC(=O)C=2C=C(O)C(O)=C(O)C=2)C(O)C1OC(=O)C1=CC(O)=C(O)C(O)=C1 NLDMNSXOCDLTTB-UHFFFAOYSA-N 0.000 claims abstract description 8
- 239000002159 nanocrystal Substances 0.000 claims description 36
- 229920000642 polymer Polymers 0.000 claims description 36
- 239000003446 ligand Substances 0.000 claims description 17
- 239000012752 auxiliary agent Substances 0.000 claims description 13
- 238000000034 method Methods 0.000 claims description 13
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 claims description 12
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 claims description 12
- 239000002904 solvent Substances 0.000 claims description 12
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 claims description 9
- 150000001875 compounds Chemical class 0.000 claims description 9
- 239000000126 substance Substances 0.000 claims description 9
- 239000003795 chemical substances by application Substances 0.000 claims description 7
- 238000005286 illumination Methods 0.000 claims description 7
- 239000013110 organic ligand Substances 0.000 claims description 7
- XYFCBTPGUUZFHI-UHFFFAOYSA-N Phosphine Chemical compound P XYFCBTPGUUZFHI-UHFFFAOYSA-N 0.000 claims description 6
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- 238000007639 printing Methods 0.000 claims description 6
- 239000002202 Polyethylene glycol Substances 0.000 claims description 5
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- 230000000379 polymerizing effect Effects 0.000 claims description 5
- LEJBBGNFPAFPKQ-UHFFFAOYSA-N 2-(2-prop-2-enoyloxyethoxy)ethyl prop-2-enoate Chemical compound C=CC(=O)OCCOCCOC(=O)C=C LEJBBGNFPAFPKQ-UHFFFAOYSA-N 0.000 claims description 4
- INQDDHNZXOAFFD-UHFFFAOYSA-N 2-[2-(2-prop-2-enoyloxyethoxy)ethoxy]ethyl prop-2-enoate Chemical compound C=CC(=O)OCCOCCOCCOC(=O)C=C INQDDHNZXOAFFD-UHFFFAOYSA-N 0.000 claims description 4
- 239000004952 Polyamide Substances 0.000 claims description 4
- 239000004793 Polystyrene Substances 0.000 claims description 4
- 229910052782 aluminium Inorganic materials 0.000 claims description 4
- 229910052787 antimony Inorganic materials 0.000 claims description 4
- 229910052797 bismuth Inorganic materials 0.000 claims description 4
- 229910052802 copper Inorganic materials 0.000 claims description 4
- 238000001514 detection method Methods 0.000 claims description 4
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- 229910052736 halogen Inorganic materials 0.000 claims description 4
- 150000002367 halogens Chemical class 0.000 claims description 4
- 229910052738 indium Inorganic materials 0.000 claims description 4
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- FXHOOIRPVKKKFG-UHFFFAOYSA-N N,N-Dimethylacetamide Chemical compound CN(C)C(C)=O FXHOOIRPVKKKFG-UHFFFAOYSA-N 0.000 claims description 3
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 claims description 3
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- 229920000915 polyvinyl chloride Polymers 0.000 claims description 3
- 239000004800 polyvinyl chloride Substances 0.000 claims description 3
- KCTAWXVAICEBSD-UHFFFAOYSA-N prop-2-enoyloxy prop-2-eneperoxoate Chemical compound C=CC(=O)OOOC(=O)C=C KCTAWXVAICEBSD-UHFFFAOYSA-N 0.000 claims description 3
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- 229910000077 silane Inorganic materials 0.000 claims description 3
- 239000000758 substrate Substances 0.000 claims description 3
- DQWPFSLDHJDLRL-UHFFFAOYSA-N triethyl phosphate Chemical compound CCOP(=O)(OCC)OCC DQWPFSLDHJDLRL-UHFFFAOYSA-N 0.000 claims description 3
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 claims description 3
- 229920002554 vinyl polymer Polymers 0.000 claims description 3
- RWXMAAYKJDQVTF-UHFFFAOYSA-N 2-(2-hydroxyethoxy)ethyl prop-2-enoate Chemical compound OCCOCCOC(=O)C=C RWXMAAYKJDQVTF-UHFFFAOYSA-N 0.000 claims description 2
- BAVYZALUXZFZLV-UHFFFAOYSA-N Methylamine Chemical compound NC BAVYZALUXZFZLV-UHFFFAOYSA-N 0.000 claims description 2
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- 229920000122 acrylonitrile butadiene styrene Polymers 0.000 claims description 2
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- 239000003431 cross linking reagent Substances 0.000 claims description 2
- UHESRSKEBRADOO-UHFFFAOYSA-N ethyl carbamate;prop-2-enoic acid Chemical compound OC(=O)C=C.CCOC(N)=O UHESRSKEBRADOO-UHFFFAOYSA-N 0.000 claims description 2
- 229910052751 metal Inorganic materials 0.000 claims description 2
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- 229910021645 metal ion Inorganic materials 0.000 claims description 2
- 229920002492 poly(sulfone) Polymers 0.000 claims description 2
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- 229920006124 polyolefin elastomer Polymers 0.000 claims description 2
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- 150000003573 thiols Chemical class 0.000 claims description 2
- WVLBCYQITXONBZ-UHFFFAOYSA-N trimethyl phosphate Chemical compound COP(=O)(OC)OC WVLBCYQITXONBZ-UHFFFAOYSA-N 0.000 claims description 2
- 239000000080 wetting agent Substances 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 claims 2
- VETIYACESIPJSO-UHFFFAOYSA-N 2-[2-(2-hydroxyethoxy)ethoxy]ethyl prop-2-enoate Chemical compound OCCOCCOCCOC(=O)C=C VETIYACESIPJSO-UHFFFAOYSA-N 0.000 claims 1
- 238000007641 inkjet printing Methods 0.000 abstract description 7
- 230000003287 optical effect Effects 0.000 abstract description 5
- 239000000976 ink Substances 0.000 description 43
- 239000002245 particle Substances 0.000 description 25
- OZAIFHULBGXAKX-UHFFFAOYSA-N 2-(2-cyanopropan-2-yldiazenyl)-2-methylpropanenitrile Chemical compound N#CC(C)(C)N=NC(C)(C)C#N OZAIFHULBGXAKX-UHFFFAOYSA-N 0.000 description 6
- 238000002156 mixing Methods 0.000 description 5
- WOBHKFSMXKNTIM-UHFFFAOYSA-N Hydroxyethyl methacrylate Chemical compound CC(=C)C(=O)OCCO WOBHKFSMXKNTIM-UHFFFAOYSA-N 0.000 description 4
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 4
- 239000000654 additive Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000003756 stirring Methods 0.000 description 4
- WRIDQFICGBMAFQ-UHFFFAOYSA-N (E)-8-Octadecenoic acid Natural products CCCCCCCCCC=CCCCCCCC(O)=O WRIDQFICGBMAFQ-UHFFFAOYSA-N 0.000 description 3
- QGLWBTPVKHMVHM-KTKRTIGZSA-N (z)-octadec-9-en-1-amine Chemical compound CCCCCCCC\C=C/CCCCCCCCN QGLWBTPVKHMVHM-KTKRTIGZSA-N 0.000 description 3
- LQJBNNIYVWPHFW-UHFFFAOYSA-N 20:1omega9c fatty acid Natural products CCCCCCCCCCC=CCCCCCCCC(O)=O LQJBNNIYVWPHFW-UHFFFAOYSA-N 0.000 description 3
- QSBYPNXLFMSGKH-UHFFFAOYSA-N 9-Heptadecensaeure Natural products CCCCCCCC=CCCCCCCCC(O)=O QSBYPNXLFMSGKH-UHFFFAOYSA-N 0.000 description 3
- 239000005642 Oleic acid Substances 0.000 description 3
- ZQPPMHVWECSIRJ-UHFFFAOYSA-N Oleic acid Natural products CCCCCCCCC=CCCCCCCCC(O)=O ZQPPMHVWECSIRJ-UHFFFAOYSA-N 0.000 description 3
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- 238000001723 curing Methods 0.000 description 3
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- QXJSBBXBKPUZAA-UHFFFAOYSA-N isooleic acid Natural products CCCCCCCC=CCCCCCCCCC(O)=O QXJSBBXBKPUZAA-UHFFFAOYSA-N 0.000 description 3
- ZQPPMHVWECSIRJ-KTKRTIGZSA-N oleic acid Chemical compound CCCCCCCC\C=C/CCCCCCCC(O)=O ZQPPMHVWECSIRJ-KTKRTIGZSA-N 0.000 description 3
- 238000006116 polymerization reaction Methods 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- RMZAYIKUYWXQPB-UHFFFAOYSA-N trioctylphosphane Chemical compound CCCCCCCCP(CCCCCCCC)CCCCCCCC RMZAYIKUYWXQPB-UHFFFAOYSA-N 0.000 description 3
- QNODIIQQMGDSEF-UHFFFAOYSA-N (1-hydroxycyclohexyl)-phenylmethanone Chemical compound C=1C=CC=CC=1C(=O)C1(O)CCCCC1 QNODIIQQMGDSEF-UHFFFAOYSA-N 0.000 description 2
- PSGCQDPCAWOCSH-UHFFFAOYSA-N (4,7,7-trimethyl-3-bicyclo[2.2.1]heptanyl) prop-2-enoate Chemical compound C1CC2(C)C(OC(=O)C=C)CC1C2(C)C PSGCQDPCAWOCSH-UHFFFAOYSA-N 0.000 description 2
- LAIJAUHBAWLPCO-UHFFFAOYSA-N (4-tert-butylcyclohexyl) prop-2-enoate Chemical compound CC(C)(C)C1CCC(OC(=O)C=C)CC1 LAIJAUHBAWLPCO-UHFFFAOYSA-N 0.000 description 2
- DBCAQXHNJOFNGC-UHFFFAOYSA-N 4-bromo-1,1,1-trifluorobutane Chemical compound FC(F)(F)CCCBr DBCAQXHNJOFNGC-UHFFFAOYSA-N 0.000 description 2
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 2
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 description 2
- BAPJBEWLBFYGME-UHFFFAOYSA-N Methyl acrylate Chemical compound COC(=O)C=C BAPJBEWLBFYGME-UHFFFAOYSA-N 0.000 description 2
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- CQEYYJKEWSMYFG-UHFFFAOYSA-N butyl acrylate Chemical compound CCCCOC(=O)C=C CQEYYJKEWSMYFG-UHFFFAOYSA-N 0.000 description 1
- 229910000019 calcium carbonate Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- GTBGXKPAKVYEKJ-UHFFFAOYSA-N decyl 2-methylprop-2-enoate Chemical compound CCCCCCCCCCOC(=O)C(C)=C GTBGXKPAKVYEKJ-UHFFFAOYSA-N 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000539 dimer Substances 0.000 description 1
- LQZZUXJYWNFBMV-UHFFFAOYSA-N dodecan-1-ol Chemical compound CCCCCCCCCCCCO LQZZUXJYWNFBMV-UHFFFAOYSA-N 0.000 description 1
- WNAHIZMDSQCWRP-UHFFFAOYSA-N dodecane-1-thiol Chemical compound CCCCCCCCCCCCS WNAHIZMDSQCWRP-UHFFFAOYSA-N 0.000 description 1
- JRBPAEWTRLWTQC-UHFFFAOYSA-N dodecylamine Chemical compound CCCCCCCCCCCCN JRBPAEWTRLWTQC-UHFFFAOYSA-N 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- SUPCQIBBMFXVTL-UHFFFAOYSA-N ethyl 2-methylprop-2-enoate Chemical compound CCOC(=O)C(C)=C SUPCQIBBMFXVTL-UHFFFAOYSA-N 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- UQEAIHBTYFGYIE-UHFFFAOYSA-N hexamethyldisiloxane Chemical compound C[Si](C)(C)O[Si](C)(C)C UQEAIHBTYFGYIE-UHFFFAOYSA-N 0.000 description 1
- LNCPIMCVTKXXOY-UHFFFAOYSA-N hexyl 2-methylprop-2-enoate Chemical compound CCCCCCOC(=O)C(C)=C LNCPIMCVTKXXOY-UHFFFAOYSA-N 0.000 description 1
- 229920006158 high molecular weight polymer Polymers 0.000 description 1
- 230000002209 hydrophobic effect Effects 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 229940119545 isobornyl methacrylate Drugs 0.000 description 1
- HCWCAKKEBCNQJP-UHFFFAOYSA-N magnesium orthosilicate Chemical compound [Mg+2].[Mg+2].[O-][Si]([O-])([O-])[O-] HCWCAKKEBCNQJP-UHFFFAOYSA-N 0.000 description 1
- 239000000391 magnesium silicate Substances 0.000 description 1
- 229910052919 magnesium silicate Inorganic materials 0.000 description 1
- 235000019792 magnesium silicate Nutrition 0.000 description 1
- 229910052943 magnesium sulfate Inorganic materials 0.000 description 1
- 235000019341 magnesium sulphate Nutrition 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- QJAOYSPHSNGHNC-UHFFFAOYSA-N octadecane-1-thiol Chemical compound CCCCCCCCCCCCCCCCCCS QJAOYSPHSNGHNC-UHFFFAOYSA-N 0.000 description 1
- IOQPZZOEVPZRBK-UHFFFAOYSA-N octan-1-amine Chemical compound CCCCCCCCN IOQPZZOEVPZRBK-UHFFFAOYSA-N 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- JRWNODXPDGNUPO-UHFFFAOYSA-N oxolane;prop-2-enoic acid Chemical compound C1CCOC1.OC(=O)C=C JRWNODXPDGNUPO-UHFFFAOYSA-N 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- RVTZCBVAJQQJTK-UHFFFAOYSA-N oxygen(2-);zirconium(4+) Chemical compound [O-2].[O-2].[Zr+4] RVTZCBVAJQQJTK-UHFFFAOYSA-N 0.000 description 1
- PNJWIWWMYCMZRO-UHFFFAOYSA-N pent‐4‐en‐2‐one Natural products CC(=O)CC=C PNJWIWWMYCMZRO-UHFFFAOYSA-N 0.000 description 1
- 150000002978 peroxides Chemical class 0.000 description 1
- JRKICGRDRMAZLK-UHFFFAOYSA-L peroxydisulfate Chemical compound [O-]S(=O)(=O)OOS([O-])(=O)=O JRKICGRDRMAZLK-UHFFFAOYSA-L 0.000 description 1
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical group [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 1
- 239000002798 polar solvent Substances 0.000 description 1
- 229920001490 poly(butyl methacrylate) polymer Polymers 0.000 description 1
- 229920000889 poly(m-phenylene isophthalamide) Polymers 0.000 description 1
- 229920003366 poly(p-phenylene terephthalamide) Polymers 0.000 description 1
- 239000004584 polyacrylic acid Substances 0.000 description 1
- 229920000570 polyether Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920000139 polyethylene terephthalate Polymers 0.000 description 1
- 239000005020 polyethylene terephthalate Substances 0.000 description 1
- 239000002096 quantum dot Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000012966 redox initiator Substances 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 229920002050 silicone resin Polymers 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- SJMYWORNLPSJQO-UHFFFAOYSA-N tert-butyl 2-methylprop-2-enoate Chemical compound CC(=C)C(=O)OC(C)(C)C SJMYWORNLPSJQO-UHFFFAOYSA-N 0.000 description 1
- QBVXKDJEZKEASM-UHFFFAOYSA-M tetraoctylammonium bromide Chemical compound [Br-].CCCCCCCC[N+](CCCCCCCC)(CCCCCCCC)CCCCCCCC QBVXKDJEZKEASM-UHFFFAOYSA-M 0.000 description 1
- 239000004408 titanium dioxide Substances 0.000 description 1
- 239000013638 trimer Substances 0.000 description 1
- 229920006305 unsaturated polyester Polymers 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 239000011787 zinc oxide Substances 0.000 description 1
- 229910001928 zirconium oxide Inorganic materials 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D11/00—Inks
- C09D11/30—Inkjet printing inks
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D11/00—Inks
- C09D11/02—Printing inks
- C09D11/10—Printing inks based on artificial resins
- C09D11/101—Inks specially adapted for printing processes involving curing by wave energy or particle radiation, e.g. with UV-curing following the printing
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D11/00—Inks
- C09D11/30—Inkjet printing inks
- C09D11/38—Inkjet printing inks characterised by non-macromolecular additives other than solvents, pigments or dyes
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/33—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being semiconductor devices, e.g. diodes
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Inks, Pencil-Leads, Or Crayons (AREA)
Abstract
The application discloses perovskite nanocrystalline ink and application thereof, wherein the perovskite nanocrystalline ink comprises a perovskite precursor, a compound A and an initiator; the compound A is selected from at least one of oligomer and monomer; the initiator is at least one of a photoinitiator and a thermal initiator. The perovskite nanocrystalline ink provided by the application can meet various requirements of ink-jet printing on the ink, and the perovskite nanocrystalline composite film printed by the ink has excellent optical properties and stability.
Description
Technical Field
The application relates to perovskite nanocrystalline ink and application, and belongs to the technical field of optical materials and inkjet printing.
Background
Perovskite nanocrystals have excellent luminescent properties and can be used in the fields of illumination, display, filtering and the like, and inkjet printing is considered as an important way for display integration of perovskite nanocrystals, which requires the formulation of appropriate printing inks.
Most of the reported perovskite nanocrystal ink modes at present are that perovskite nanocrystals are prepared firstly and then prepared into solution, the process is complicated, the perovskite nanocrystals are generally dispersed in a solvent by using ligands, and the saturation concentration is low. In another method, a high molecular polymer is added into a perovskite precursor solution, and the preparation of the nanocrystal is realized by utilizing the limitation of the high molecular polymer, but the high molecular polymer has high viscosity and is not favorable for ink-jet printing. Therefore, the existing quantum dot ink still needs to be improved.
Disclosure of Invention
According to one aspect of the application, the perovskite nanocrystalline ink can meet various requirements of ink jet printing on the ink, a perovskite nanocrystalline composite film printed by the perovskite nanocrystalline ink has excellent optical property and stability, and the printing and film forming properties of the ink can be effectively regulated and controlled by regulating and controlling the types and the proportions of different components; through ink-jet printing, the perovskite precursor can form perovskite nanocrystalline in situ, and monomer and/or oligomer can have good protection effect to the perovskite nanocrystalline after polymerization becomes high molecular polymer, forms the perovskite nanocrystalline complex film that the nature is excellent.
According to an aspect of the present application, there is provided a perovskite nanocrystalline ink comprising a perovskite precursor, a compound a and an initiator;
the compound A is selected from at least one of oligomer and monomer;
the initiator is at least one of a photoinitiator and a thermal initiator.
Optionally, the photoinitiator is selected from at least one of (2,4, 6-trimethylbenzoyl) diphenylphosphine oxide, 2-hydroxy-2-methyl-1-phenyl methanone, 1-hydroxy-cyclohexyl-phenyl methanone, diphenyl- (4-phenylsulfide) phenylsulfonium hexafluorophosphate, 2-diethoxyacetophenone, 2-hydroxy-4' - (2-hydroxyethoxy) -2-methylpropiophenone, bis (2,4, 6-trimethylbenzoyl) phenylphosphine oxide, alpha-hydroxyalkylphenone.
Optionally, the thermal initiator is selected from at least one of azo, peroxide, persulfate and redox initiators;
preferably, the thermal initiator is at least one selected from the group consisting of azobisisobutyronitrile and cumene hydroperoxide.
Optionally, the oligomer is selected from at least one of a dimer, trimer, tetramer.
Optionally, the oligomer is selected from at least one of an unsaturated polyester, a low molecular weight polyether, an acrylate oligomer, a carbonate oligomer, a low molecular weight polyamide, and a low molecular weight polyurea.
Preferably, the oligomer is selected from at least one of polyester acrylate and derivatives thereof, epoxy acrylate and derivatives thereof, urethane acrylate and derivatives thereof, polyethylene glycol acrylate and derivatives thereof, triethylene glycol diacrylate and derivatives thereof, diethylene glycol acrylate and derivatives thereof, alkyl methacrylate and derivatives thereof; and/or
The monomer is at least one selected from the group consisting of acrylic monomers, methacrylic monomers and vinyl monomers.
Optionally, the acrylic monomer comprises at least one of ethoxyethoxyethyl acrylate, cyclotrimethylolpropane methylal acrylate, isobornyl acrylate, lauryl alcohol acrylate, tetrahydrofuran acrylate, phenoxyethyl acrylate, dicyclopentadiene acrylate, 4-tert-butylcyclohexyl acrylate, methyl acrylate, ethyl acrylate, butyl acrylate, ethylene glycol acrylate, lauryl acrylate, propoxylated trimethylolpropane triacrylate, ethoxylated trimethylolpropane triacrylate, tripropylene glycol diacrylate, 2-thiophenylethanol acrylate.
Alternatively, the methacrylic monomer is selected from isobornyl methacrylate, dodecyl methacrylate, methyl 2-methacrylate, ethyl 2-methacrylate, ethylene glycol dimethacrylate, beta-hydroxyethyl methacrylate, lauryl methacrylate, ethylene glycol dimethacrylate, isobutyl methacrylate, tert-butyl methacrylate, hexyl methacrylate, isooctyl methacrylate, decyl methacrylate, hydroxyethyl methacrylate, methoxyethyl methacrylate, 1, 6-hexanediol dimethacrylate, 1, 4-butanediol dimethacrylate, 1, 3-butanediol dimethacrylate, ethylene glycol methacrylate.
Optionally, the vinyl monomer is selected from at least one of styrene and vinyl acetate.
Specifically, the oligomer is a high-viscosity high-boiling-point composition in the ink, and is used for adjusting the viscosity and the volatilization rate of the ink, so that the ink can well meet the requirements of a printing nozzle, and the oligomer can also participate in polymerization to form a high-molecular polymer.
Specifically, the monomer can be polymerized into a high molecular polymer, so that the crystallization of the perovskite is limited, and the perovskite nanocrystal is protected.
Optionally, the perovskite nanocrystalline ink further comprises a solvent; the solvent is selected from at least one of organic solvents;
preferably, the organic solvent is selected from at least one of N, N-dimethylformamide, dimethyl sulfoxide, trimethyl phosphate, triethyl phosphate, N-methylpyrrolidone, and dimethylacetamide.
Optionally, the organic solvent is used for dissolving the perovskite precursor and other additive components in the perovskite nanocrystalline ink, enabling the perovskite precursor and other additive components to be dispersed uniformly, and adjusting the viscosity, surface tension, film forming property and saturated vapor pressure of the ink.
In particular, the initiator is used to initiate and/or promote the polymerization of monomers as well as oligomers.
Optionally, the perovskite nanocrystalline ink comprises 0.5 wt% to 90 wt% of the perovskite precursor, 0.01 wt% to 80 wt% of the compound a, 0.1 wt% to 10 wt% of the initiator, and 1 wt% to 90 wt% of the solvent.
Optionally, the perovskite nanocrystalline ink further includes at least one of a high molecular polymer a and an auxiliary agent.
Specifically, the high molecular polymer a functions to adjust the viscosity of the ink.
Optionally, the perovskite nanocrystalline ink comprises 0.5 wt% to 90 wt% of a perovskite precursor, 0.01 wt% to 80 wt% of compound a, 0.1 wt% to 10 wt% of an initiator, 1 wt% to 90 wt% of a solvent, 0.01 wt% to 40 wt% of high molecular polymer a, and 0.01 wt% to 30 wt% of an auxiliary agent.
Optionally, the high molecular polymer a is selected from at least one of aromatic polyamide, polycarbonate, polyvinylpyrrolidone, polyethylene glycol, polyvinylidene fluoride, polymethyl methacrylate, polyvinyl acetate, cellulose acetate, polysulfone, polyamide, polyimide, polycarbonate, polystyrene, polyvinyl chloride, polyvinyl alcohol, ABS plastic, polyacrylonitrile, polyolefin elastomer, polyurethane, polyvinyl carbazole; and/or
The auxiliary agent is selected from at least one of a cross-linking agent, a wetting agent, a leveling agent, a surfactant, a defoaming agent, an antioxidant and a light diffusing agent, and is used for improving at least one of the stability, the film forming property and the printability of the ink and the stability, the adhesion and the optical property of the perovskite nano-crystal composite film.
Optionally, the aromatic polyamide is selected from at least one of poly (p-phenylene terephthalamide) and poly (m-phenylene isophthalamide).
Optionally, the light diffusing agent is at least one selected from polymethyl methacrylate particles, polybutyl methacrylate particles, polyurethane particles, polystyrene particles, polyethylene particles, polyamide particles, polyethylene terephthalate particles, polyacrylic acid particles, polyacrylonitrile particles, polyurethane particles, polyvinyl chloride particles, silicone resin particles, silica particles, titanium dioxide particles, barium sulfate particles, magnesium sulfate particles, aluminum oxide particles, aluminum sulfide particles, aluminum hydroxide particles, zirconium oxide particles, zinc oxide particles, calcium carbonate particles and magnesium silicate particles, and the light diffusing agent has a particle diameter of 0.1 to 2 micrometers, and can achieve a light diffusing effect.
Optionally, the auxiliary agent in the present application is an auxiliary agent commonly used by those skilled in the art, and commercially available auxiliary agents from companies such as BYK, BASF, Evonik, etc. can be used in the present application.
Optionally, the auxiliary agent in the application is selected from Disperbyk-101, Disperbyk-102, Disperbyk-103, Disperbyk-108, Disperbyk-109, Disperbyk-110, Disperbyk-111, Disperbyk-161, Disperbyk-162, Disperbyk-163, Disperbyk-164, Disperbyk-166, Disperbyk-167, Disperbyk-168, Disperbyk-170, Disperbyk-2000, Disperbyk-2001, Disperbyk-2105, Disperbyk-2150, Disperbyk-2157, Disperbyk-2167, Disperbyk-2205, BYK-302, BYK-306, BYK-307, BYK-310, BYK-353, BYK-354, BYK-325, BYK-340, BYK-361, BYK-340, BYK-373, BYK-340, BYK-371, BYK-361, BYK-373, BYK-340, BYK-310, BYK-371, BYK-340, BYK-371, BYK-373, BYK-340, BYK-1, and BYK-150, BYK-371, Disperbyk-1, and BYK-371, At least one of BYK-392, BYK-055, BYK-302 and BYK-302.
Optionally, the auxiliary agent in the present application is selected from at least one of efka4010, efka4015, efka4046, efka4047, efka4061, efka4310, efka4320, efka4330, efka1502, efka px001, and efka px4701 of BSF.
Optionally, the auxiliary agent in the present application is selected from at least one of tego dispers610, tego dispers650s, tego dispers650, tego dispers651, tego dispers652, tego dispers662c, tego dispers680, tego dispers681, tego dispers700 of Evonik.
In particular, the auxiliary agent in the application is beneficial to improving at least one of the printability, the film-forming property and the stability of the ink and the stability and the adhesiveness of the formed perovskite nanocrystalline composite film.
Optionally, the perovskite precursor comprises a species a and a species b;
the substance a is selected from any one of compounds shown as a formula I;
AX formula I
Substance b is selected from any one of compounds having formula II or III;
BX2formula II
BX3Formula III
Wherein, A is selected from at least one of CH3NH2, CH (NH) NH2 and Cs;
b is selected from at least one of Pb, Sn, Cu, Mn, Ag, Sb, Bi, In, Al, Ge and Ti;
x is at least one selected from halogen elements.
Preferably, the molar ratio of the substance a to the substance b is 1: 0.1-1: 10.
Optionally, the perovskite precursor further comprises an organic ligand;
the organic ligand is selected from at least one of acid ligand, amine ligand, quaternary ammonium salt, silane ligand, (oxy) phosphine ligand and thiol ligand.
Optionally, the acid ligand is selected from at least one of oleic acid, n-dodecanoic acid, n-octanoic acid; the amine ligand is at least one selected from oleylamine, dodecylamine, n-octylamine and phenylenediamine; the quaternary ammonium salt ligand is selected from at least one of didodecyl dimethyl ammonium bromide, tetraoctyl ammonium bromide and hexadecyl trimethyl ammonium bromide; the silane ligand is selected from at least one of cage polysilsesquioxane, hexamethyldisiloxane and tetramethoxysilane; the (oxy) phosphine ligand is selected from at least one of trioctylphosphine and trioctylphosphine; the mercaptan ligand is at least one selected from octaalkylmercaptan, dodecylmercaptan and octadecylmercaptan.
Specifically, the organic ligand can fill up the surface defects of the perovskite nanocrystal and limit the growth of the perovskite nanocrystal.
Optionally, the mass percentage of the organic ligand in the perovskite precursor is 0.01-30 wt%.
Optionally, the viscosity of the perovskite nanocrystalline ink is 1-30 cps; the surface tension is 20 to 50 dyne/cm.
According to another aspect of the application, a perovskite nanocrystalline composite film is further provided, and is prepared from the perovskite nanocrystalline ink.
Optionally, the perovskite nanocrystal composite film comprises perovskite nanocrystals and a high molecular polymer B; the perovskite nanocrystal is embedded into the high molecular polymer B;
the perovskite nanocrystal is prepared from a perovskite precursor;
the high molecular polymer B is prepared by polymerizing the compound A.
Alternatively, the high molecular polymer B is at least one selected from the group consisting of a high molecular polymer formed by polymerizing a monomer, a high molecular polymer formed by polymerizing an oligomer, and a high molecular polymer formed by polymerizing a monomer and an oligomer.
Optionally, the perovskite nanocrystal composite film further comprises a high molecular polymer a;
the perovskite nanocrystals are embedded in the high molecular polymer a and the high molecular polymer B.
Optionally, the perovskite nanocrystal has a chemical formula as shown in formula I:
AxByXzformula I
Wherein A comprises Cs+、HN＝CHNH3 +、CH3-NH3 +At least one of;
b is a metal ion; the metal is selected from at least one of Pb, Sn, Cu, Mn, Ag, Sb, Bi, In, Al, Ge and Ti;
x is at least one selected from anions of halogen elements;
in the formula I
x is 1, y is 1, z is 3; or
x is 2, y is 1, and z is 4; or
x is 4, y is 1, z is 6; or
x is 3, y is 2, z is 9; or
x＝2，y＝1，z＝6。
Preferably, X is selected from F-、Cl-、Br-、I-At least one of (1).
In another aspect of the present application, there is also provided a method for preparing the perovskite nanocrystal composite film, the method at least comprising: the perovskite nanocrystalline ink is obtained by reacting under the conditions of illumination and/or heating at 10-300 ℃.
Optionally, the method comprises at least: printing the perovskite nanocrystalline ink to a substrate through an ink-jet printer, and reacting under illumination and/or heating conditions of 10-300 ℃ to obtain the perovskite nanocrystalline composite film.
Optionally, the perovskite nanocrystalline composite film is formed by curing the perovskite nanocrystalline ink after ink-jet printing through illumination and/or heating at 10-300 ℃, the formed perovskite nanocrystalline is embedded into a high polymer and a high polymer, and the perovskite nanocrystalline provides a main optical function, such as light conversion or light filtering.
Alternatively, the perovskite precursor in the present application may form perovskite nanocrystals in situ, the dimensions of the perovskite nanocrystals being: 1nm to 100 nm.
In one aspect of the application, the perovskite nanocrystalline composite film and the application of the perovskite nanocrystalline composite film prepared by the method in the display field or the detection field are further provided.
The beneficial effects that this application can produce include:
(1) the perovskite nanocrystalline ink provided by the application does not need to be prepared in advance, and the preparation process is very simple and convenient;
(2) the perovskite precursor can be dissolved in a polar solvent, can reach higher saturation concentration and higher boiling point compared with the perovskite nanocrystalline prepared in advance, and is not easy to cause spray hole blockage due to volatilization;
(3) the monomer and the oligomer adopted by the method can adjust the viscosity of the ink to a proper range, and ensure smooth printing;
(4) compared with a curing mode which purely depends on solvent volatilization, the curing mode of photocuring can effectively inhibit the coffee ring effect and enable the film formation to be more uniform; the high molecular polymer formed by photocuring has better water oxygen barrier property, better solvent resistance and environmental stability, and also can have certain hydrophobic property, so that the perovskite nanocrystalline inside can be better protected.
Detailed Description
The present application will be described in detail with reference to examples, but the present application is not limited to these examples.
The raw materials in the examples of the present application were all purchased commercially, unless otherwise specified.
In the embodiment of the application, the mass fraction of each additive is the mass fraction of the total mass, and the additives are added sequentially in the stirring process.
The method for measuring the viscosity of the perovskite nanocrystalline ink comprises the following steps: detection was performed using a brookfield dvs + rotational viscometer;
the method for measuring the surface tension of the perovskite nanocrystalline ink comprises the following steps: and (3) detecting by using a Chengdai surface tension meter according to a platinum ring method.
Example 1
Mixing 90 wt% triethyl phosphate and 3 wt% PbBr22 wt% of HN ═ CHNH3Cl, 0.06 wt% oleylamine, 0.139 wt% oleic acid, 1 wt% bis (2,4, 6-trimethylbenzoyl) phenylphosphine oxide, 3 wt% diethylene glycol diacrylate, stirred for 2 hours to give perovskite nanocrystal ink (total mass 10g) having a measured viscosity of 2.1cps and a surface tension of 33 dyne/cm.
Example 2
Mixing 30 wt% of N, N-Dimethylformamide (DMF), 30 wt% of dimethyl sulfoxide (DMSO), and 4 wt% of PbBr24 wt% of CH (NH) NH2Br,0.05 wt% oleylamine, 0.05 wt% oleic acid, 1 wt% (2,4, 6-trimethylbenzoyl) diphenylphosphine oxide, 2 wt% methyl 2-methacrylate, 26 wt% isobornyl acrylate, 2 wt% silica particle light diffuser, stirred for 2 hours to give perovskite nanocrystal ink (10 g total mass) having a measured viscosity of 4.2cps and a surface tension of 34 dyne/cm.
Example 3
40 wt% of dimethyl sulfoxide, 10 wt% of PbI,5 wt% of CsI25 wt% CsBr, 0.5 wt% didodecyldimethylammonium bromide, 1.5 wt% 1-hydroxy-cyclohexyl-phenyl-methanone, 35 wt% ethoxyethoxyethylThe ink was stirred for 2 hours with acrylate and 3 wt% polystyrene particle light diffuser to give perovskite nanocrystal ink (10 g total mass) with a measured viscosity of 4.6cps and surface tension of 28 dyne/cm.
Example 4
20 wt% of N-methyl pyrrolidone, 4 wt% of CH3NH3I,1 wt% of CuCl210 wt% of cage polysilsesquioxane, 3 wt% of azobisisobutyronitrile, 3 wt% of polyvinylcarbazole and 60 wt% of beta-hydroxyethyl methacrylate, and stirring for 2 hours to obtain the perovskite nanocrystalline ink (the total mass is 10g), wherein the measured viscosity is 4.3cps and the surface tension is 29.6 dyne/cm.
Example 5
Mixing 5 wt% of dimethylacetamide and 0.5 wt% of CH3NH3I,0.5 wt% of TiBr22 wt% tetramethoxysilane, 1 wt% 2, 2-diethoxyacetophenone, 3 wt% polycarbonate, 70 wt% 4-tert-butylcyclohexyl acrylate, 2 wt% leveling agent, 16 wt% styrene, and stirred for 2 hours to obtain perovskite nanocrystal ink (total mass: 10g), with a measured viscosity of 20cps and a surface tension of 25.8 dyne/cm.
Example 6
Mixing 30 wt% of DMF and 10 wt% of CH3NH3I,10 wt% of CuBr34 wt% of trioctylphosphine, 2 wt% of alpha-hydroxyalkylphenone, 3 wt% of polymethyl methacrylate, 1 wt% of antioxidant and 40 wt% of polyethylene glycol acrylate, and stirring for 2 hours to obtain the perovskite nanocrystal ink (the total mass is 10g), the measured viscosity is 7.7cps, and the surface tension is 38 dyne/cm.
Example 7
Mixing 30 wt% of DMF,10 wt% of DMSO and 10 wt% of BiBr34 wt% of CH3NH2Br,4 wt% of CH3NH21 wt% of azobisisobutyronitrile, 5 wt% of epoxy acrylate and 36 wt% of lauryl acrylate, and stirring for 2 hours to obtain the perovskite nanocrystal ink (the total mass is 10g), wherein the measured viscosity is 9.2cps and the surface tension is 37 dyne/cm.
Example 8 preparation of perovskite nanocrystalline composite film
The perovskite nanocrystalline ink prepared in the embodiment 1 to the embodiment 7 is printed in a pixel groove of a pixel substrate for display through an ink-jet printer, and under the action of heating at 90 ℃ and/or illumination, a solvent is volatilized, and a monomer and an oligomer are crosslinked and cured to form the perovskite nanocrystalline composite film.
Typically represented by example 2, example 3 and example 7, example 2 yielded CH (NH) NH2PbBr3The perovskite nanocrystalline is embedded into a green light emitting layer in high molecules and high molecular polymers, the light emitting wavelength is 521nm, the half-peak width is 25nm, and the light emitting layer can effectively convert blue light or purple light into green light.
Example 3 the result is CsPbBrI2The perovskite nanocrystalline is embedded into a green light emitting layer in a high polymer and a high polymer, the light emitting wavelength is 632nm, the half-peak width is 35nm, and the light emitting layer can effectively convert blue light or purple light into red light.
Example 7 obtained is CH3NH3Bi3Br9Perovskite nanocrystalline embeds filter layer in polymer and high molecular weight polymer, and this filter layer is less than 5% to the light transmittance before 510nm, is greater than 90% to the light transmittance after 520 nm.
Example 9
The inks of the embodiments 1 to 7 are respectively printed in the pixel grooves of different lamp beads of the blue light micro led display panel, and are respectively heated at 90 ℃ and UV-cured, as typified by the embodiments 2 and 3, the perovskite nanocrystalline composite films with green light and red light emission are respectively generated in the embodiments 2 and 3, the blue light can be effectively converted into green light and red light, while the micro led lamp beads without the inks are blue light, and the micro led color display is realized by the lamp beads with three light emission colors.
Example 10
The inks of embodiments 1 to 7 are printed on a silicon-based CMOS imaging device, and as typified by embodiment 7, light before 510nm can be effectively filtered out, so that a good filtering effect is achieved, and selective wavelength detection is realized.
Although the present application has been described with reference to a few embodiments, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the application as defined by the appended claims.
Claims (10)
1. The perovskite nanocrystalline ink is characterized by comprising a perovskite precursor, a compound A and an initiator;
the compound A is selected from at least one of oligomer and monomer;
the initiator is at least one of a photoinitiator and a thermal initiator.
2. The perovskite nanocrystalline ink according to claim 1, wherein the oligomer is selected from at least one of polyester acrylate and derivatives thereof, epoxy acrylate and derivatives thereof, urethane acrylate and derivatives thereof, polyethylene glycol acrylate and derivatives thereof, triethylene glycol diacrylate and derivatives thereof, triethylene glycol acrylate and derivatives thereof, diethylene glycol diacrylate and derivatives thereof, diethylene glycol acrylate and derivatives thereof, alkyl methacrylate and derivatives thereof; and/or
The monomer is at least one selected from the group consisting of acrylic monomers, methacrylic monomers and vinyl monomers.
3. The perovskite nanocrystalline ink according to claim 1, further comprising a solvent; the solvent is selected from at least one of organic solvents;
preferably, the organic solvent is selected from at least one of N, N-dimethylformamide, dimethyl sulfoxide, trimethyl phosphate, triethyl phosphate, N-methylpyrrolidone, and dimethylacetamide;
preferably, the perovskite nanocrystalline ink comprises 0.5 wt% to 90 wt% of a perovskite precursor, 0.01 wt% to 80 wt% of compound a, 0.1 wt% to 10 wt% of an initiator, 1 wt% to 90 wt% of a solvent;
preferably, the perovskite nanocrystalline ink further comprises at least one of a high molecular polymer A and an auxiliary agent;
preferably, the perovskite nanocrystalline ink comprises 0.5 wt% to 90 wt% of perovskite precursor, 0.01 wt% to 80 wt% of compound A, 0.1 wt% to 10 wt% of initiator, 1 wt% to 90 wt% of solvent, 0.01 wt% to 40 wt% of high molecular polymer A, and 0.01 wt% to 30 wt% of auxiliary agent;
preferably, the high molecular polymer a is selected from at least one of aromatic polyamide, polycarbonate, polyvinylpyrrolidone, polyethylene glycol, polyvinylidene fluoride, polymethyl methacrylate, polyvinyl acetate, cellulose acetate, polysulfone, polyamide, polyimide, polycarbonate, polystyrene, polyvinyl chloride, polyvinyl alcohol, ABS plastic, polyacrylonitrile, polyolefin elastomer, polyurethane, and polyvinyl carbazole; and/or
The auxiliary agent is selected from at least one of a cross-linking agent, a wetting agent, a leveling agent, a surfactant, a defoaming agent, an antioxidant and a light diffusing agent;
preferably, the perovskite precursor comprises a species a and a species b;
the substance a is selected from any one of compounds shown as a formula I;
AX formula I
Substance b is selected from any one of compounds having formula II or III;
BX2formula II
BX3Formula III
Wherein A is selected from CH3NH2、CH(NH)NH2At least one of Cs;
b is selected from at least one of Pb, Sn, Cu, Mn, Ag, Sb, Bi, In, Al, Ge and Ti;
x is at least one selected from halogen elements;
preferably, the molar ratio of the substance a to the substance b is 1: 0.1-1: 10;
preferably, the perovskite precursor further comprises an organic ligand; the organic ligand is selected from at least one of acid ligand, amine ligand, quaternary ammonium salt, silane ligand, (oxy) phosphine ligand and thiol ligand;
preferably, the mass percentage of the organic ligand in the perovskite precursor is 0.01-30 wt%;
preferably, the viscosity of the perovskite nanocrystalline ink is 1-30 cps; the surface tension is 20 to 50 dyne/cm.
4. A perovskite nanocrystal composite film prepared from the perovskite nanocrystal ink of any one of claims 1 to 3.
5. The perovskite nanocrystal composite film of claim 4, comprising a perovskite nanocrystal and a high molecular polymer B; the perovskite nanocrystal is embedded into the high molecular polymer B;
the perovskite nanocrystal is prepared from a perovskite precursor;
the high molecular polymer B is prepared by polymerizing the compound A.
6. The perovskite nanocrystalline composite film according to claim 5, further comprising a high molecular polymer A;
the perovskite nanocrystals are embedded in the high molecular polymer a and the high molecular polymer B.
7. The perovskite nanocrystal composite film of claim 5, wherein the perovskite nanocrystals are selected from any of the compounds having formula IV:
AxByXzformula IV
Wherein A comprises Cs+、HN＝CHNH3 +、CH3-NH3 +At least one of;
b is a metal ion; the metal is selected from at least one of Pb, Sn, Cu, Mn, Ag, Sb, Bi, In, Al, Ge and Ti;
x is at least one selected from anions of halogen elements;
in the formula IV
x is 1, y is 1, z is 3; or
x is 2, y is 1, and z is 4; or
x is 4, y is 1, z is 6; or
x is 3, y is 2, z is 9; or
x＝2，y＝1，z＝6。
8. A method of preparing a perovskite nanocrystalline composite film according to any one of claims 4 to 7, characterized in that the method at least comprises: the perovskite nanocrystalline ink is obtained by reacting under the conditions of illumination and/or heating at 10-300 ℃.
9. The method for producing the perovskite nanocrystal composite film according to claim 8, comprising at least: printing the perovskite nanocrystalline ink to a substrate through an ink-jet printer, and reacting under illumination and/or heating conditions of 10-300 ℃ to obtain the perovskite nanocrystalline composite film.
10. Use of the perovskite nanocrystalline composite film according to any one of claims 4 to 7 and/or the perovskite nanocrystalline composite film produced according to the production method according to claim 8 or 9 in the field of display or detection.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116535896A (en) * | 2023-05-19 | 2023-08-04 | 北京大学深圳研究生院 | Photo-curing ink and application thereof |
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