CN116814092A - Structural toner and preparation method and application thereof - Google Patents
Structural toner and preparation method and application thereof Download PDFInfo
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- CN116814092A CN116814092A CN202310575037.6A CN202310575037A CN116814092A CN 116814092 A CN116814092 A CN 116814092A CN 202310575037 A CN202310575037 A CN 202310575037A CN 116814092 A CN116814092 A CN 116814092A
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- 238000002360 preparation method Methods 0.000 title description 5
- 239000012788 optical film Substances 0.000 claims abstract description 66
- 239000010408 film Substances 0.000 claims abstract description 60
- 238000002834 transmittance Methods 0.000 claims description 28
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 claims description 27
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 24
- 239000000463 material Substances 0.000 claims description 24
- 239000000758 substrate Substances 0.000 claims description 23
- 238000000034 method Methods 0.000 claims description 19
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 18
- 239000002245 particle Substances 0.000 claims description 17
- 238000001035 drying Methods 0.000 claims description 16
- LIVNPJMFVYWSIS-UHFFFAOYSA-N silicon monoxide Chemical compound [Si-]#[O+] LIVNPJMFVYWSIS-UHFFFAOYSA-N 0.000 claims description 14
- AZCUJQOIQYJWQJ-UHFFFAOYSA-N oxygen(2-) titanium(4+) trihydrate Chemical compound [O-2].[O-2].[Ti+4].O.O.O AZCUJQOIQYJWQJ-UHFFFAOYSA-N 0.000 claims description 13
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims description 10
- 239000011521 glass Substances 0.000 claims description 10
- 239000000377 silicon dioxide Substances 0.000 claims description 10
- 235000012239 silicon dioxide Nutrition 0.000 claims description 10
- ORUIBWPALBXDOA-UHFFFAOYSA-L magnesium fluoride Chemical compound [F-].[F-].[Mg+2] ORUIBWPALBXDOA-UHFFFAOYSA-L 0.000 claims description 9
- 229910001635 magnesium fluoride Inorganic materials 0.000 claims description 9
- ZKATWMILCYLAPD-UHFFFAOYSA-N niobium pentoxide Inorganic materials O=[Nb](=O)O[Nb](=O)=O ZKATWMILCYLAPD-UHFFFAOYSA-N 0.000 claims description 9
- URLJKFSTXLNXLG-UHFFFAOYSA-N niobium(5+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[Nb+5].[Nb+5] URLJKFSTXLNXLG-UHFFFAOYSA-N 0.000 claims description 9
- 239000004408 titanium dioxide Substances 0.000 claims description 9
- IRPGOXJVTQTAAN-UHFFFAOYSA-N 2,2,3,3,3-pentafluoropropanal Chemical compound FC(F)(F)C(F)(F)C=O IRPGOXJVTQTAAN-UHFFFAOYSA-N 0.000 claims description 7
- KLZUFWVZNOTSEM-UHFFFAOYSA-K Aluminum fluoride Inorganic materials F[Al](F)F KLZUFWVZNOTSEM-UHFFFAOYSA-K 0.000 claims description 7
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 claims description 6
- ADCOVFLJGNWWNZ-UHFFFAOYSA-N antimony trioxide Chemical compound O=[Sb]O[Sb]=O ADCOVFLJGNWWNZ-UHFFFAOYSA-N 0.000 claims description 6
- -1 hafnium nitride Chemical class 0.000 claims description 6
- MRELNEQAGSRDBK-UHFFFAOYSA-N lanthanum(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[La+3].[La+3] MRELNEQAGSRDBK-UHFFFAOYSA-N 0.000 claims description 6
- PQXKHYXIUOZZFA-UHFFFAOYSA-M lithium fluoride Chemical compound [Li+].[F-] PQXKHYXIUOZZFA-UHFFFAOYSA-M 0.000 claims description 6
- PLDDOISOJJCEMH-UHFFFAOYSA-N neodymium(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Nd+3].[Nd+3] PLDDOISOJJCEMH-UHFFFAOYSA-N 0.000 claims description 6
- ZNOKGRXACCSDPY-UHFFFAOYSA-N tungsten trioxide Chemical compound O=[W](=O)=O ZNOKGRXACCSDPY-UHFFFAOYSA-N 0.000 claims description 6
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims description 5
- NDLPOXTZKUMGOV-UHFFFAOYSA-N oxo(oxoferriooxy)iron hydrate Chemical compound O.O=[Fe]O[Fe]=O NDLPOXTZKUMGOV-UHFFFAOYSA-N 0.000 claims description 5
- 239000011780 sodium chloride Substances 0.000 claims description 5
- 238000005240 physical vapour deposition Methods 0.000 claims description 4
- 229920000139 polyethylene terephthalate Polymers 0.000 claims description 4
- 239000005020 polyethylene terephthalate Substances 0.000 claims description 4
- 239000007787 solid Substances 0.000 claims description 4
- 238000002604 ultrasonography Methods 0.000 claims description 4
- VFLXBUJKRRJAKY-UHFFFAOYSA-N 13768-86-0 Chemical compound O=[Se](=O)=O VFLXBUJKRRJAKY-UHFFFAOYSA-N 0.000 claims description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 3
- 229910052581 Si3N4 Inorganic materials 0.000 claims description 3
- 239000004433 Thermoplastic polyurethane Substances 0.000 claims description 3
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 3
- 239000005083 Zinc sulfide Substances 0.000 claims description 3
- OYLGJCQECKOTOL-UHFFFAOYSA-L barium fluoride Chemical compound [F-].[F-].[Ba+2] OYLGJCQECKOTOL-UHFFFAOYSA-L 0.000 claims description 3
- 229910001632 barium fluoride Inorganic materials 0.000 claims description 3
- WUKWITHWXAAZEY-UHFFFAOYSA-L calcium difluoride Chemical compound [F-].[F-].[Ca+2] WUKWITHWXAAZEY-UHFFFAOYSA-L 0.000 claims description 3
- 229910001634 calcium fluoride Inorganic materials 0.000 claims description 3
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 claims description 3
- 239000000292 calcium oxide Substances 0.000 claims description 3
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 claims description 3
- 229910052799 carbon Inorganic materials 0.000 claims description 3
- 239000000919 ceramic Substances 0.000 claims description 3
- 229910000420 cerium oxide Inorganic materials 0.000 claims description 3
- QCCDYNYSHILRDG-UHFFFAOYSA-K cerium(3+);trifluoride Chemical compound [F-].[F-].[F-].[Ce+3] QCCDYNYSHILRDG-UHFFFAOYSA-K 0.000 claims description 3
- 238000010276 construction Methods 0.000 claims description 3
- 238000004090 dissolution Methods 0.000 claims description 3
- 229920001971 elastomer Polymers 0.000 claims description 3
- 229910001940 europium oxide Inorganic materials 0.000 claims description 3
- AEBZCFFCDTZXHP-UHFFFAOYSA-N europium(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Eu+3].[Eu+3] AEBZCFFCDTZXHP-UHFFFAOYSA-N 0.000 claims description 3
- 229910052735 hafnium Inorganic materials 0.000 claims description 3
- 229910000449 hafnium oxide Inorganic materials 0.000 claims description 3
- WIHZLLGSGQNAGK-UHFFFAOYSA-N hafnium(4+);oxygen(2-) Chemical compound [O-2].[O-2].[Hf+4] WIHZLLGSGQNAGK-UHFFFAOYSA-N 0.000 claims description 3
- WHJFNYXPKGDKBB-UHFFFAOYSA-N hafnium;methane Chemical compound C.[Hf] WHJFNYXPKGDKBB-UHFFFAOYSA-N 0.000 claims description 3
- 229910003437 indium oxide Inorganic materials 0.000 claims description 3
- PJXISJQVUVHSOJ-UHFFFAOYSA-N indium(iii) oxide Chemical compound [O-2].[O-2].[O-2].[In+3].[In+3] PJXISJQVUVHSOJ-UHFFFAOYSA-N 0.000 claims description 3
- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical compound [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 claims description 3
- 229910052746 lanthanum Inorganic materials 0.000 claims description 3
- FZLIPJUXYLNCLC-UHFFFAOYSA-N lanthanum atom Chemical compound [La] FZLIPJUXYLNCLC-UHFFFAOYSA-N 0.000 claims description 3
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims description 3
- 239000000395 magnesium oxide Substances 0.000 claims description 3
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 claims description 3
- BMMGVYCKOGBVEV-UHFFFAOYSA-N oxo(oxoceriooxy)cerium Chemical compound [Ce]=O.O=[Ce]=O BMMGVYCKOGBVEV-UHFFFAOYSA-N 0.000 claims description 3
- SIWVEOZUMHYXCS-UHFFFAOYSA-N oxo(oxoyttriooxy)yttrium Chemical compound O=[Y]O[Y]=O SIWVEOZUMHYXCS-UHFFFAOYSA-N 0.000 claims description 3
- MMKQUGHLEMYQSG-UHFFFAOYSA-N oxygen(2-);praseodymium(3+) Chemical compound [O-2].[O-2].[O-2].[Pr+3].[Pr+3] MMKQUGHLEMYQSG-UHFFFAOYSA-N 0.000 claims description 3
- BPUBBGLMJRNUCC-UHFFFAOYSA-N oxygen(2-);tantalum(5+) Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[Ta+5].[Ta+5] BPUBBGLMJRNUCC-UHFFFAOYSA-N 0.000 claims description 3
- RVTZCBVAJQQJTK-UHFFFAOYSA-N oxygen(2-);zirconium(4+) Chemical compound [O-2].[O-2].[Zr+4] RVTZCBVAJQQJTK-UHFFFAOYSA-N 0.000 claims description 3
- 239000003973 paint Substances 0.000 claims description 3
- 238000007747 plating Methods 0.000 claims description 3
- 229910003447 praseodymium oxide Inorganic materials 0.000 claims description 3
- 238000010298 pulverizing process Methods 0.000 claims description 3
- 229910001954 samarium oxide Inorganic materials 0.000 claims description 3
- 229940075630 samarium oxide Drugs 0.000 claims description 3
- OJIKOZJGHCVMDC-UHFFFAOYSA-K samarium(iii) fluoride Chemical compound F[Sm](F)F OJIKOZJGHCVMDC-UHFFFAOYSA-K 0.000 claims description 3
- FKTOIHSPIPYAPE-UHFFFAOYSA-N samarium(iii) oxide Chemical compound [O-2].[O-2].[O-2].[Sm+3].[Sm+3] FKTOIHSPIPYAPE-UHFFFAOYSA-N 0.000 claims description 3
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 claims description 3
- 229910010271 silicon carbide Inorganic materials 0.000 claims description 3
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 claims description 3
- PBCFLUZVCVVTBY-UHFFFAOYSA-N tantalum pentoxide Inorganic materials O=[Ta](=O)O[Ta](=O)=O PBCFLUZVCVVTBY-UHFFFAOYSA-N 0.000 claims description 3
- 229920002803 thermoplastic polyurethane Polymers 0.000 claims description 3
- XOLBLPGZBRYERU-UHFFFAOYSA-N tin dioxide Chemical compound O=[Sn]=O XOLBLPGZBRYERU-UHFFFAOYSA-N 0.000 claims description 3
- 229910001887 tin oxide Inorganic materials 0.000 claims description 3
- BYMUNNMMXKDFEZ-UHFFFAOYSA-K trifluorolanthanum Chemical compound F[La](F)F BYMUNNMMXKDFEZ-UHFFFAOYSA-K 0.000 claims description 3
- XRADHEAKQRNYQQ-UHFFFAOYSA-K trifluoroneodymium Chemical compound F[Nd](F)F XRADHEAKQRNYQQ-UHFFFAOYSA-K 0.000 claims description 3
- 239000011787 zinc oxide Substances 0.000 claims description 3
- 229910052984 zinc sulfide Inorganic materials 0.000 claims description 3
- DRDVZXDWVBGGMH-UHFFFAOYSA-N zinc;sulfide Chemical compound [S-2].[Zn+2] DRDVZXDWVBGGMH-UHFFFAOYSA-N 0.000 claims description 3
- 229910001928 zirconium oxide Inorganic materials 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 21
- 230000005540 biological transmission Effects 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 239000010410 layer Substances 0.000 description 401
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 46
- 229910004298 SiO 2 Inorganic materials 0.000 description 38
- 238000006243 chemical reaction Methods 0.000 description 12
- 230000009286 beneficial effect Effects 0.000 description 10
- 230000000052 comparative effect Effects 0.000 description 9
- 238000002310 reflectometry Methods 0.000 description 5
- 239000010936 titanium Substances 0.000 description 5
- NXEAFRGGOHGNKQ-UHFFFAOYSA-N [O-2].[O-2].[O-2].[O-2].[O-2].[Ti+4].[Ti+4].[Ti+4] Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[Ti+4].[Ti+4].[Ti+4] NXEAFRGGOHGNKQ-UHFFFAOYSA-N 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000000151 deposition Methods 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 239000012792 core layer Substances 0.000 description 1
- 239000010445 mica Substances 0.000 description 1
- 229910052618 mica group Inorganic materials 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Developing Agents For Electrophotography (AREA)
Abstract
The present disclosure relates to a structural toner including a structural color unit having an optical film system structure, a method of manufacturing the same, and an application thereof; the optical film system structure comprises an intermediate layer, and a first film layer and a second film layer which are arranged on two sides of the intermediate layer; the first film layer and the second film layer respectively comprise a plurality of high refractive index sublayers and low refractive index sublayers which are alternately stacked; the high refractive index sub-layers and the low refractive index sub-layers in the first film layer and the second film layer are symmetrically arranged by taking the intermediate layer as a symmetry axis; the intermediate layer is a high refractive index sub-layer; the ratio of the total thickness of the high refractive index sub-layer to the total thickness of the low refractive index sub-layer is 0.1 to 3.8:1, a step of; the refractive index of the high refractive index sub-layer is more than 2, and the refractive index of the low refractive index sub-layer is less than 1.6. The structural toner has better color effect, and simultaneously has higher light transmission performance, so that the color photovoltaic component has better color effect and higher light transmission performance.
Description
Technical Field
The disclosure relates to the technical field of structural color, in particular to structural color powder and a preparation method and application thereof.
Background
Color photovoltaic modules are increasingly accepted by the market, and there is an increasing demand for photovoltaic modules that can achieve very good color effects while maintaining high efficiency. At present, most of preparation methods of pearlescent powder are chemical coating methods, mica is used as an inner core to carry out chemical coating in a solution, and only 1 to 3 layers of optical core layers can be coated.
Disclosure of Invention
The purpose of the present disclosure is to provide a structural toner, and a preparation method and an application thereof, where the structural toner can have a better color effect and a higher light transmittance at the same time, so that the color photovoltaic module has a higher photoelectric conversion efficiency.
In order to achieve the above object, a first aspect of the present disclosure provides a structural toner including a structural color unit having an optical film system structure; the optical film system structure comprises an intermediate layer, and a first film layer and a second film layer which are arranged on two sides of the intermediate layer; the first film layer and the second film layer respectively comprise a plurality of high refractive index sublayers and low refractive index sublayers which are alternately stacked; the high refractive index sub-layers and the low refractive index sub-layers in the first film layer and the second film layer are symmetrically arranged by taking the intermediate layer as a symmetry axis; the ratio of the total thickness of the high refractive index sub-layer to the total thickness of the low refractive index sub-layer is 0.1 to 3.8:1, a step of;
the refractive index of the high refractive index sub-layer is more than 2, and the refractive index of the low refractive index sub-layer is less than 1.6.
Optionally, the outermost sub-layer far away from the intermediate layer in the first film layer is a high refractive index sub-layer, and the ratio of the thickness of the outermost sub-layer of the first film layer to the total thickness of the high refractive index sub-layers in the first film layer is 0.2-1.4: 1.
optionally, the refractive index of the high refractive index sub-layer is 2.5-4.9; the refractive index of the low refractive index sub-layer is 1.1-1.5; the ratio of the total thickness of the high refractive index sub-layer to the total thickness of the low refractive index sub-layer is 0.2-1.9:1.
Optionally, the material of the high refractive index sub-layer is at least one selected from lanthanum titanate, titanium pentoxide, niobium pentoxide, zinc sulfide, zinc oxide, zirconium oxide, titanium dioxide, carbon, indium oxide, indium tin oxide, tantalum pentoxide, cerium oxide, yttrium oxide, europium oxide, iron oxide, ferric oxide, hafnium nitride, hafnium carbide, hafnium oxide, lanthanum oxide, magnesium oxide, neodymium oxide, praseodymium oxide, samarium oxide, antimony trioxide, silicon carbide, silicon nitride, silicon monoxide, selenium trioxide, tin oxide or tungsten trioxide; the material of the low refractive index sub-layer is at least one selected from silicon dioxide, aluminum oxide, magnesium fluoride, aluminum fluoride, cerium fluoride, lanthanum fluoride, neodymium fluoride, samarium fluoride, barium fluoride, calcium fluoride and lithium fluoride.
Optionally, the number of layers of the optical film system structure is 5-22, preferably 7-11; the thickness of the high refractive index sub-layer is 20-1000 nm, preferably 80-120 nm; the low refractive index sub-layer has a thickness of 20 to 500nm, preferably 60 to 96nm.
Optionally, the optical film system has a peak reflectance at 380-1100 nm of 70% or more, preferably 85% or more; the average transmittance is 50% or more, preferably 60% or more.
Optionally, the material of the high refractive index sub-layer is at least one selected from ferric oxide, niobium pentoxide, titanium pentoxide, ferric oxide and titanium dioxide; the material of the low refractive index sub-layer is at least one of silicon dioxide, magnesium fluoride and aluminum fluoride; the ratio of the total thickness of the high refractive index sub-layer to the total thickness of the low refractive index sub-layer is 1.2-1.9:1; the ratio of the thickness of the outermost sub-layer of the first film layer to the total thickness of the high refractive index sub-layers in the first film layer is 0.3-0.6: 1.
optionally, the structural toner includes a first high refractive index sub-layer, a first low refractive index sub-layer, a second high refractive index sub-layer, a second low refractive index sub-layer, a third high refractive index sub-layer, a third low refractive index sub-layer, a fourth high refractive index sub-layer, a fourth low refractive index sub-layer, a fifth high refractive index sub-layer, a fifth low refractive index sub-layer, and a sixth high refractive index sub-layer that are sequentially stacked; taking the third low refractive index sub-layer as a symmetry axis, and symmetrically arranging the other layers;
the thickness of the first high refractive index sub-layer is 80-120 nm; the thickness of the first low refractive index sub-layer is 60-96 nm; the thickness of the second high refractive index sub-layer is 80-120 nm; the thickness of the second low refractive index sub-layer is 60-96 nm; the thickness of the third high refractive index sub-layer is 80-120 nm; the third low refractive index sub-layer has a thickness of 60 to 96nm.
Optionally, the structural toner includes a first high refractive index sub-layer, a first low refractive index sub-layer, a second high refractive index sub-layer, a second low refractive index sub-layer, a third high refractive index sub-layer, a third low refractive index sub-layer, a fourth high refractive index sub-layer, a fourth low refractive index sub-layer, and a fifth high refractive index sub-layer that are sequentially stacked; taking the third high refractive index sub-layer as a symmetry axis, and symmetrically arranging the other layers;
the thickness of the first high refractive index sub-layer is 80-120 nm; the thickness of the first low refractive index sub-layer is 60-96 nm; the thickness of the second high refractive index sub-layer is 80-120 nm; the thickness of the second low refractive index sub-layer is 60-96 nm; the thickness of the third high refractive index sub-layer is 80-120 nm.
Alternatively, the structural toner has an average particle diameter of between 10 and 45 μm and a maximum particle diameter of between 20 and 200 μm.
Alternatively, the structural toner is obtained by pulverizing an optical film having the optical film system structure.
A second aspect of the present disclosure provides a method of preparing the structural toner of the first aspect of the present disclosure, the method comprising the steps of:
s1: forming a dissolving layer on a substrate, and forming an optical film layer on the dissolving layer;
s2: removing the dissolving layer to separate the optical film layer from the substrate, separating the optical film layer from the substrate, and drying, ultrasonic and crushing the separated optical film layer to obtain an optical film layer;
the optical film layer is provided with the optical film system structure.
Optionally, the drying conditions include: the drying temperature is 50-150 ℃ and the drying time is 3-8 h;
the conditions of the ultrasound include: the ultrasonic power is 2000-8000W, and the ultrasonic time is 0.1-1 h;
the average particle diameter of the particles after the crushing treatment is between 10 and 45 mu m, and the maximum particle diameter is between 20 and 200 mu m.
Optionally, the dissolving layer and the optical film layer comprise plating by physical vapor deposition; the substrate comprises one or more of a glass substrate, a ceramic substrate, polyethylene terephthalate and thermoplastic polyurethane rubber; the dissolution layer contains a soluble solid selected from at least one of sodium chloride and calcium oxide.
A third aspect of the present disclosure provides the use of the structural toner of the first aspect of the present disclosure or the second aspect of the present disclosure in the make-up, paint, construction, new energy or glass industry.
According to the technical scheme, the high-refractive-index materials and the low-refractive-index materials are alternately and symmetrically arranged, and the structural toner with better color effect and higher light transmittance is obtained through interference diffraction of light. The structural toner obtained by the method can achieve better color effect, has higher light transmittance, and enables the color photovoltaic component to have higher photoelectric conversion efficiency.
Additional features and advantages of the present disclosure will be set forth in the detailed description which follows.
Drawings
The accompanying drawings are included to provide a further understanding of the disclosure, and are incorporated in and constitute a part of this specification, illustrate the disclosure and together with the description serve to explain, but do not limit the disclosure. In the drawings:
fig. 1 is a graph of reflection and transmission properties of an optical film layer in example 1 of the present disclosure.
Detailed Description
Specific embodiments of the present disclosure are described in detail below with reference to the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating and illustrating the disclosure, are not intended to limit the disclosure.
A first aspect of the present disclosure provides a structural toner including a structural color unit having an optical film system structure; the optical film system structure comprises an intermediate layer, and a first film layer and a second film layer which are arranged on two sides of the intermediate layer; the first film layer and the second film layer respectively comprise a plurality of high refractive index sublayers and low refractive index sublayers which are alternately stacked; the high refractive index sub-layers and the low refractive index sub-layers in the first film layer and the second film layer are symmetrically arranged by taking the intermediate layer as a symmetry axis; the ratio of the total thickness of the high refractive index sub-layer to the total thickness of the low refractive index sub-layer is 0.1 to 3.8:1, a step of;
the refractive index of the high refractive index sub-layer is more than 2, and the refractive index of the low refractive index sub-layer is less than 1.6.
The structural toner disclosed by the disclosure can achieve better color effect, has higher light transmission performance, enables the color photovoltaic component to have higher photoelectric conversion efficiency, and reduces performance loss of the color photovoltaic component caused by colors.
The symmetrical arrangement in the present disclosure refers to the film sequence, film material, refractive index, and thickness of the high refractive index sub-layer and the low refractive index sub-layer in the first film layer and the second film layer symmetrical on both sides of the intermediate layer being the same.
One toner particle in the present disclosure may include a plurality of structural color units, which are units in the optical film layer, having the same "optical film system structure" as the optical film layer.
The intermediate layer of the present disclosure may be a high refractive index sub-layer having a refractive index of 2 or more or a low refractive index sub-layer having a refractive index of 1.6 or less. In embodiments in which the intermediate layer is a high refractive index sub-layer, the total thickness of the high refractive index sub-layer having a refractive index of 2 or more includes the thickness of the intermediate layer; in embodiments in which the intermediate layer is a low refractive index sub-layer, the total thickness of the low refractive index sub-layer having a refractive index of 1.6 or less includes the thickness of the intermediate layer.
According to one embodiment of the disclosure, the outermost sub-layer of the first film layer, which is far from the intermediate layer, is a high refractive index sub-layer, and the ratio of the thickness of the outermost sub-layer of the first film layer to the total thickness of the high refractive index sub-layers in the first film layer is 0.2 to 1.4:1. the embodiment is beneficial to the structural toner to have higher peak reflectivity, average transmittance and peak transmittance, further beneficial to the color photovoltaic component to have higher transmittance and better color effect, and further improves the photoelectric conversion efficiency of the color photovoltaic component.
According to one embodiment of the disclosure, the high refractive index sub-layer has a refractive index of 2.5 to 4.9; the refractive index of the low refractive index sub-layer is 1.1-1.5; the ratio of the total thickness of the high refractive index sub-layer to the total thickness of the low refractive index sub-layer is 0.2-1.9:1. The embodiment is beneficial to the structural toner to have higher peak reflectivity, average transmittance and peak transmittance, further beneficial to the color photovoltaic component to have higher transmittance and better color effect, and further improves the photoelectric conversion efficiency of the color photovoltaic component.
According to one embodiment of the present disclosure, the material of the high refractive index sub-layer is at least one selected from the group consisting of iron oxide, niobium pentoxide, titanium pentoxide, iron oxide and titanium dioxide; the material of the low refractive index sub-layer is at least one of silicon dioxide, magnesium fluoride and aluminum fluoride; the ratio of the total thickness of the high refractive index sub-layer to the total thickness of the low refractive index sub-layer is 1.2-1.9:1; the ratio of the thickness of the outermost sub-layer of the first film layer to the total thickness of the high refractive index sub-layers in the first film layer is 0.3-0.6: 1. according to the embodiment, the color photovoltaic module can be ensured to have higher transmittance and better color effect, and the photoelectric conversion efficiency of the color photovoltaic module is further improved. The embodiment is favorable for having higher reflectivity at the position with the wavelength of 600-800 nm and having low reflection at the position with the wavelength of 400-600 nm and 800-1000 nm, further ensures that the structural toner achieves extremely red color, has higher light transmittance, is favorable for the color photovoltaic component, has higher transmittance and better color effect, and further improves the photoelectric conversion efficiency of the color photovoltaic component.
According to another embodiment of the present disclosure, the ratio of the total thickness of the high refractive index sub-layer to the total thickness of the low refractive index sub-layer is 0.1 to 1.4:1, preferably 0.6 to 1.2:1; the ratio of the thickness of the outermost sub-layer of the first film layer to the total thickness of the high refractive index sub-layers in the first film layer is 0.2-0.55: 1. the embodiment is beneficial to the structural toner to have higher peak reflectivity, average transmittance and peak transmittance, further beneficial to the color photovoltaic component to have higher transmittance and better color effect, and further improves the photoelectric conversion efficiency of the color photovoltaic component.
According to one embodiment of the present disclosure, the material of the high refractive index sub-layer is selected from at least one of lanthanum titanate, titanium pentoxide, niobium pentoxide, zinc sulfide, zinc oxide, zirconium oxide, titanium dioxide, carbon, indium oxide, indium tin oxide, tantalum pentoxide, cerium oxide, yttrium oxide, europium oxide, iron oxide, ferric oxide, hafnium nitride, hafnium carbide, hafnium oxide, lanthanum oxide, magnesium oxide, neodymium oxide, praseodymium oxide, samarium oxide, antimony trioxide, silicon carbide, silicon nitride, silicon monoxide, selenium trioxide, tin oxide, or tungsten trioxide; the material of the low refractive index sub-layer is at least one selected from silicon dioxide, aluminum oxide, magnesium fluoride, aluminum fluoride, cerium fluoride, lanthanum fluoride, neodymium fluoride, samarium fluoride, barium fluoride, calcium fluoride and lithium fluoride.
According to an embodiment of the present disclosure, in one embodiment of the red structural toner, the material of the high refractive index sub-layer may be selected from at least one of iron oxide, niobium pentoxide, titanium pentoxide, iron oxide and titanium dioxide; the material of the low refractive index sub-layer is selected from at least one of silicon dioxide, magnesium fluoride and aluminum fluoride.
In one embodiment of the blue structured toner according to one embodiment of the present disclosure, the material of the high refractive index sub-layer may preferably be at least one selected from the group consisting of tri-titanium pentoxide, niobium pentoxide, titanium dioxide, and iron oxide; the material of the low refractive index sub-layer is selected from at least one of silicon dioxide, aluminum oxide and magnesium fluoride.
In one embodiment of the green structural toner according to one embodiment of the present disclosure, the material of the high refractive index sub-layer may preferably be at least one selected from the group consisting of tri-titanium pentoxide, niobium pentoxide, titanium dioxide and iron oxide; the material of the low refractive index sub-layer is selected from at least one of silicon dioxide, aluminum oxide and magnesium fluoride.
According to one embodiment of the disclosure, the number of layers of the optical film structure is 5 to 22, preferably 7 to 11; the thickness of the high refractive index sub-layer is 20-1000 nm, preferably 80-120 nm; the low refractive index sub-layer has a thickness of 20 to 500nm, preferably 60 to 96nm.
According to one embodiment of the present disclosure, the optical film system has a peak reflectance in the range of 380 to 1100nm of 70% or more, preferably 85% or more; the average transmittance is 50% or more, preferably 60% or more. According to the embodiment, the color photovoltaic module can be ensured to have higher transmittance and better color effect, and the photoelectric conversion efficiency of the color photovoltaic module is further improved.
According to one embodiment of the present disclosure, the structural toner includes a first high refractive index sub-layer, a first low refractive index sub-layer, a second high refractive index sub-layer, a second low refractive index sub-layer, a third high refractive index sub-layer, a third low refractive index sub-layer, a fourth high refractive index sub-layer, a fourth low refractive index sub-layer, a fifth high refractive index sub-layer, a fifth low refractive index sub-layer, and a sixth high refractive index sub-layer, which are sequentially stacked; taking the third low refractive index sub-layer as a symmetry axis, and symmetrically arranging the other layers; the third low refractive index sub-layer is an intermediate layer;
the thickness of the first high refractive index sub-layer is 80-120 nm; the thickness of the first low refractive index sub-layer is 60-96 nm; the thickness of the second high refractive index sub-layer is 80-120 nm; the thickness of the second low refractive index sub-layer is 60-96 nm; the thickness of the third high refractive index sub-layer is 80-120 nm; the third low refractive index sub-layer has a thickness of 60 to 96nm. The embodiment is beneficial to ensuring that the structural toner has better color effect and higher light transmittance, is further beneficial to the color photovoltaic module to have higher transmittance and better color effect and further improves the photoelectric conversion efficiency of the color photovoltaic module.
According to one embodiment of the disclosure, the structural toner includes a first high refractive index sub-layer, a first low refractive index sub-layer, a second high refractive index sub-layer, a second low refractive index sub-layer, a third high refractive index sub-layer, a third low refractive index sub-layer, a fourth high refractive index sub-layer, a fourth low refractive index sub-layer, and a fifth high refractive index sub-layer that are stacked in this order; taking the third high refractive index sub-layer as a symmetry axis, and symmetrically arranging the other layers; the third high refractive index sub-layer is an intermediate layer;
the thickness of the first high refractive index sub-layer is 80-120 nm; the thickness of the first low refractive index sub-layer is 60-96 nm; the thickness of the second high refractive index sub-layer is 80-120 nm; the thickness of the second low refractive index sub-layer is 60-96 nm; the thickness of the third high refractive index sub-layer is 80-120 nm. The embodiment is beneficial to ensuring that the structural color has better color effect, has higher light transmittance, is further beneficial to the color photovoltaic module to have higher transmittance and better color effect, and further improves the photoelectric conversion efficiency of the color photovoltaic module.
According to one embodiment of the present disclosure, the structural toner has an average particle size of between 10 and 45 μm and a maximum particle size of between 20 and 200 μm.
According to one embodiment of the present disclosure, the structural toner is obtained by pulverizing an optical film having the optical film system structure.
A second aspect of the present disclosure provides a method of preparing the structural toner of the first aspect of the present disclosure, the method comprising the steps of:
s1: forming a dissolving layer on a substrate, and forming an optical film layer on the dissolving layer;
s2: removing the dissolving layer to separate the optical film layer from the substrate, separating the optical film layer from the substrate, and drying, ultrasonic and crushing the separated optical film layer to obtain an optical film layer;
the optical film layer is provided with the optical film system structure.
According to one embodiment of the present disclosure, the drying conditions include: the drying temperature can be 30-150 ℃ and the drying time can be 3-8 h; the conditions of the ultrasound include: the ultrasonic power can be 2000-8000W, and the ultrasonic time can be 0.1-1 h; the average particle diameter of the particles after the crushing treatment is between 10 and 45 mu m, and the maximum particle diameter is between 20 and 200 mu m.
According to one embodiment of the disclosure, the dissolving layer and the optical film layer in S1 comprise plating by physical vapor deposition; the substrate comprises one or more of a glass substrate, a ceramic substrate, a polyethylene terephthalate (PET substrate) and a thermoplastic polyurethane rubber; the dissolution layer comprises a soluble solid; the soluble solid may be at least one of a soluble salt, a soluble oxide, and a soluble mixture, and may be at least one selected from sodium chloride and calcium oxide, for example. The physical vapor deposition method is not particularly limited in this disclosure, and may be performed using methods well known to those skilled in the art.
A third aspect of the present disclosure provides the use of the structural toner of the first aspect of the present disclosure or the second aspect of the present disclosure in the make-up, paint, construction, new energy or glass industry.
The present disclosure is further illustrated by the following examples, but the present disclosure is not limited thereby.
In the examples, the transparent glass substrate used was a common ultrawhite glass substrate.
In embodiments of the present disclosure, the performance of the optical film layer is performed on an ultraviolet visible near infrared spectrophotometer model TP 760.
The remaining chemical reagents used in the examples were all commercially available products unless otherwise specified.
Example 1
S1: depositing a sodium chloride dissolving layer on a transparent glass substrate, and depositing an optical film layer on the sodium chloride dissolving layer, wherein the specific structure of the optical film layer is as follows: see Table 1, first Fe with a thickness of 100nm 2 O 3 A first SiO layer with a thickness of 80nm 2 Layer of second Fe with thickness of 100nm 2 O 3 A second SiO layer of 80nm thickness 2 Layer of third Fe with thickness of 100nm 2 O 3 Layer of third SiO with thickness of 80nm 2 Layer of fourth Fe with thickness of 100nm 2 O 3 Layer, fourth SiO with thickness of 80nm 2 Layer of fifth Fe with thickness of 100nm 2 O 3 A layer; third Fe 2 O 3 The layers are middle layers, and the sub-layers on two sides are symmetrically arranged; the Fe is 2 O 3 Total thickness of layer and said SiO 2 The ratio of the total thickness of the layers was 1.56:1; the Fe is 2 O 3 The refractive index of the layer was 3.042, the SiO 2 The refractive index of the layer was 1.45; the ratio of the total thickness of the first layer 1 and the high refractive index sub-layer in the first film layer is 0.5:1;
s2: placing the glass substrate deposited with the optical film layer in water, removing the dissolved layer to separate the optical film layer from the substrate, and drying, ultrasonic and crushing the separated optical film layer to obtain the optical film layer; the conditions of the drying treatment include: the drying temperature is 100 ℃ and the drying time is 4 hours; the conditions of ultrasound include: the ultrasonic power is 2000W, and the ultrasonic time is 20min; the average particle diameter of the pulverized structural toner was 20. Mu.m, to obtain a red structural toner.
TABLE 1
Example 2
The same procedure as in example 1The only difference is that the specific structure of the optical film layer in this embodiment is shown in table 2: the Fe is 2 O 3 Total thickness of layer and said SiO 2 The ratio of the total thickness of the layers was 2.07:1, and the ratio of the total thickness of the 1 st layer to the total thickness of the high refractive index sub-layers in the first film layer was 1:1, to obtain a red structural toner.
TABLE 2
| Layer number | Red structural toner | Thickness (nm) |
| Layer 1 | Fe 2 O 3 | 105 |
| Layer 2 | SiO 2 | 76 |
| Layer 3 (middle layer) | Fe 2 O 3 | 105 |
| Layer 4 | SiO 2 | 76 |
| Layer 5 | Fe 2 O 3 | 105 |
Example 3
The same procedure as in example 1 is followed except that the specific structure of the optical film layer of this example is shown in Table 3, the Fe 2 O 3 Total thickness of layer and said SiO 2 The ratio of the total thickness of the layers was 1.25:1, and the ratio of the total thickness of the 1 st layer to the total thickness of the high refractive index sub-layers in the first film layer was 0.5:1, yielding a red structural toner.
TABLE 3 Table 3
| Layer number | Red structural toner | Thickness (nm) |
| Layer 1 | Fe 2 O 3 | 100 |
| Layer 2 | SiO 2 | 80 |
| Layer 3 | Fe 2 O 3 | 100 |
| Layer 4 (middle layer) | SiO 2 | 80 |
| Layer 5 | Fe 2 O 3 | 100 |
| Layer 6 | SiO 2 | 80 |
| Layer 7 | Fe 2 O 3 | 100 |
Example 4
The same procedure as in example 1 is followed, except that the specific structure of the optical film layer of this example is shown in Table 4, the Fe 2 O 3 Total thickness of layer and said SiO 2 The ratio of the total thickness of the layers was 1.5:1, and the ratio of the total thickness of the 1 st layer to the total thickness of the high refractive index sub-layers in the first film layer was 0.33:1, yielding a red structural toner.
TABLE 4 Table 4
| Layer number | Red structural toner | Thickness (nm) |
| Layer 1 | Fe 2 O 3 | 100 |
| Layer 2 | SiO 2 | 80 |
| Layer 3 | Fe 2 O 3 | 100 |
| Layer 4 | SiO 2 | 80 |
| Layer 5 | Fe 2 O 3 | 100 |
| Layer 6 (middle layer) | SiO 2 | 80 |
| Layer 7 | Fe 2 O 3 | 100 |
| Layer 8 | SiO 2 | 80 |
| Layer 9 | Fe 2 O 3 | 100 |
| Layer 10 | SiO 2 | 80 |
| Layer 11 | Fe 2 O 3 | 100 |
Example 5
The same procedure as in example 1 is followed, except that the specific structure of the optical film layer of this example is shown in Table 5, the Ti 3 O 5 Layer and the SiO 2 The ratio of the total thickness of the layers was 0.66:1, and the ratio of the total thickness of the 1 st layer to the high refractive index sub-layer in the first film layer was 0.38:1, resulting in a blue structural toner.
TABLE 5
Example 6
The same procedure as in example 1 is followed, except that the specific structure of the optical film layer of this example is shown in Table 6, the Ti 3 O 5 Layer and the SiO 2 The ratio of the total thickness of the layers is 3.75:1, and the ratio of the total thickness of the 1 st layer to the high refractive index sub-layer in the first film layer is 0.45:1; and obtaining the green structural toner.
TABLE 6
| Layer number | Green colour | Thickness (nm) |
| Layer 1 | Titanium pentoxide | 72 |
| Layer 2 | Silica dioxide | 27 |
| Layer 3 | Titanium pentoxide | 87 |
| Layer 4 | Silica dioxide | 27 |
| Layer 5 (middle layer) | Titanium pentoxide | 87 |
| Layer 6 | Silica dioxide | 27 |
| Layer 7 | Titanium pentoxide | 87 |
| Layer 8 | Silica dioxide | 27 |
| Layer 9 | Titanium pentoxide | 72 |
Example 7
The same as in example 1, except that the specific structure of the optical film layer of this example is shown in Table 7, the Fe 2 O 3 Layer and the SiO 2 The ratio of the total thickness of the layers is 2.08:1, and the ratio of the total thickness of the 1 st layer to the high refractive index sub-layer in the first film layer is 0.5:1; the red structural toner is obtained.
TABLE 7
Example 8
The same as in example 1, except that the specific structure of the optical film layer of this example is shown in Table 8, the Fe 2 O 3 Layer and the SiO 2 The ratio of the total thickness of the layers was 1.19:1, and the ratio of the total thickness of the 1 st layer to the total thickness of the high refractive index sub-layers in the first film layer was 0.29:1, yielding a red structural toner.
TABLE 8
| Layer number | Red structural toner | Thickness (nm) |
| Layer 1 | Fe 2 O 3 | 40 |
| Layer 2 | SiO 2 | 80 |
| Layer 3 | Fe 2 O 3 | 100 |
| Layer 4 | SiO 2 | 80 |
| Layer 5 (middle layer) | Fe 2 O 3 | 100 |
| Layer 6 | SiO 2 | 80 |
| Layer 7 | Fe 2 O 3 | 100 |
| Layer 8 | SiO 2 | 80 |
| Layer 9 | Fe 2 O 3 | 40 |
Example 9
The same procedure as in example 1 was followed except that the high refractive index material used in this example was titanium pentoxide with a refractive index of 2.63; low refractive index material usedThe material is silicon dioxide with a refractive index of 1.46, the Ti is 3 O 5 Layer and the SiO 2 The ratio of the total thicknesses of the layers was 1.80:1, and the ratio of the total thicknesses of the high refractive index sub-layers in the 1 st layer to the first film layer was 0.5:1, giving a red structured toner, the specific structure of which is shown in Table 9.
TABLE 9
Comparative example 1
The same as in example 1, except that the specific structure of the optical film layer of this example is shown in Table 10, the Fe 2 O 3 Layer and the SiO 2 The ratio of the total thickness of the layers was 1.81:1, and the ratio of the total thickness of the 1 st layer to the total thickness of the high refractive index sub-layers in the first film layer was 0.5:1, resulting in a red structural toner.
Table 10
| Layer number | Red structural toner | Thickness (nm) |
| Layer 1 | Fe 2 O 3 | 100 |
| Layer 2 | SiO 2 | 80 |
| Layer 3 | Fe 2 O 3 | 100 |
| Layer 4 | SiO 2 | 80 |
| Layer 5 (middle layer) | Fe 2 O 3 | 100 |
| Layer 6 | SiO 2 | 60 |
| Layer 7 | Fe 2 O 3 | 90 |
| Layer 8 | SiO 2 | 40 |
| Layer 9 | Fe 2 O 3 | 80 |
Comparative example 2
The same method as in example 1 was used, except that the specific structure of the optical film layer in this example is shown in table 11, the ratio of the total thickness of the high refractive index sub-layer to the total thickness of the low refractive index sub-layer is 1.56:1, and the ratio of the total thickness of the 1 st layer to the total thickness of the high refractive index sub-layer in the first film layer is 0.5:1, to obtain the red structural toner.
TABLE 11
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Comparative example 3
The same method as in example 1 was used, except that the specific structure of the optical film layer in this example is shown in table 12, the ratio of the total thickness of the high refractive index sub-layer to the total thickness of the low refractive index sub-layer is 1.81:1, and the ratio of the total thickness of the 1 st layer to the total thickness of the high refractive index sub-layer in the first film layer is 0.5:1, to obtain the red structural toner.
Table 12
| Layer number | Red structural toner | Thickness (nm) |
| Layer 1 | Fe 2 O 3 | 120 |
| Layer 2 | SiO 2 | 96 |
| Layer 3 | Ti 3 O 5 | 120 |
| Layer 4 | SiO 2 | 96 |
| Layer 5 (middle layer) | Fe 2 O 3 | 120 |
| Layer 6 | SiO 2 | 72 |
| Layer 7 | Fe 2 O 3 | 108 |
| Layer 8 | SiO 2 | 48 |
| Layer 9 | Ti 3 O 5 | 96 |
Comparative example 4
The same as in example 1, except that the specific structure of the optical film layer of this example is shown in Table 13, the Fe 2 O 3 Layer and the SiO 2 The ratio of the total thickness of the layers is 5:1, and the ratio of the total thickness of the 1 st layer and the high refractive index sub-layer in the first film layer is 0.5:1; the red structural toner is obtained.
TABLE 13
| Layer number | Red structural toner | Thickness (nm) |
| Layer 1 | Fe 2 O 3 | 200 |
| Layer 2 | SiO 2 | 50 |
| Layer 3 | Fe 2 O 3 | 200 |
| Layer 4 | SiO 2 | 50 |
| Layer 5 (middle layer) | Fe 2 O 3 | 200 |
| Layer 6 | SiO 2 | 50 |
| Layer 7 | Fe 2 O 3 | 200 |
| Layer 8 | SiO 2 | 50 |
| Layer 9 | Fe 2 O 3 | 200 |
Test example 1
The optical film layers obtained in examples 1 to 10 and comparative examples 1 to 4S1 were tested for reflection and light transmission properties, and the results are shown in table 14.
TABLE 14
| 380-1100nm | Main peak/nm | Peak reflectance/% | Average transmittance/% |
| Example 1 | 700 | 92.35 | 64.01 |
| Example 2 | 700 | 75.72 | 67.93 |
| Example 3 | 700 | 86.71 | 64.77 |
| Example 4 | 700 | 95.16 | 64.77 |
| Example 5 | 380 | 97.52 | 82.01 |
| Example 6 | 449 | 85.76 | 76.00 |
| Example 7 | 700 | 83.69 | 60.32 |
| Example 8 | 700 | 83.32 | 64.32 |
| Example 9 | 700 | 95.79 | 62.27 |
| Comparative example 1 | 656 | 77.60 | 67.07 |
| Comparative example 2 | 700 | 73.97 | 65.28 |
| Comparative example 3 | 700 | 74.40 | 64.30 |
| Comparative example 4 | 658 | 77.01 | 60.32 |
According to the data in table 14, the structural toner obtained by the method has higher reflectivity at the main peak, the main peak position is matched with the target color peak, the color effect is better, the light transmittance is higher, the color photovoltaic module has better color effect and light transmittance, and the photoelectric conversion efficiency of the module is further improved. As can be seen from a comparison of example 1 and example 7, the color effect and light transmittance properties of the resulting structural toner are better within the total thickness of the high refractive index sub-layer and the total thickness of the low refractive index sub-layer preferred in the present disclosure. As can be seen from a comparison of example 1 and example 8, the color effect and light transmittance of the resulting structural toner are better in the range of the ratio of the thickness of the outermost sub-layer of the preferred first film layer of the present disclosure to the total thickness of the high refractive index sub-layers in the first film layer.
The preferred embodiments of the present disclosure have been described in detail above with reference to the accompanying drawings, but the present disclosure is not limited to the specific details of the above embodiments, and various simple modifications may be made to the technical solutions of the present disclosure within the scope of the technical concept of the present disclosure, and all the simple modifications belong to the protection scope of the present disclosure.
In addition, the specific features described in the above embodiments may be combined in any suitable manner without contradiction. The various possible combinations are not described further in this disclosure in order to avoid unnecessary repetition.
Moreover, any combination between the various embodiments of the present disclosure is possible as long as it does not depart from the spirit of the present disclosure, which should also be construed as the disclosure of the present disclosure.
Claims (15)
1. A structural toner characterized in that the structural toner comprises a structural color unit having an optical film system structure; the optical film system structure comprises an intermediate layer, and a first film layer and a second film layer which are arranged on two sides of the intermediate layer; the first film layer and the second film layer respectively comprise a plurality of high refractive index sublayers and low refractive index sublayers which are alternately stacked; the high refractive index sub-layers and the low refractive index sub-layers in the first film layer and the second film layer are symmetrically arranged by taking the intermediate layer as a symmetry axis; the ratio of the total thickness of the high refractive index sub-layer to the total thickness of the low refractive index sub-layer is 0.1 to 3.8:1, a step of;
the refractive index of the high refractive index sub-layer is more than 2, and the refractive index of the low refractive index sub-layer is less than 1.6.
2. The structural toner of claim 1, wherein an outermost sub-layer of the first film layer that is remote from the intermediate layer is a high refractive index sub-layer, and a ratio of the outermost sub-layer of the first film layer to a total thickness of the high refractive index sub-layers in the first film layer is 0.2 to 1.4:1.
3. the structural toner according to claim 1, wherein the refractive index of the high refractive index sub-layer is 2.5 to 4.9; the refractive index of the low refractive index sub-layer is 1.1-1.5; the ratio of the total thickness of the high refractive index sub-layer to the total thickness of the low refractive index sub-layer is 0.2 to 1.9:1.
4. the structural toner of claim 1, wherein the material of the high refractive index sub-layer is selected from at least one of lanthanum titanate, titanium pentoxide, niobium pentoxide, zinc sulfide, zinc oxide, zirconium oxide, titanium dioxide, carbon, indium oxide, indium tin oxide, tantalum pentoxide, cerium oxide, yttrium oxide, europium oxide, iron oxide, ferric oxide, hafnium nitride, hafnium carbide, hafnium oxide, lanthanum oxide, magnesium oxide, neodymium oxide, praseodymium oxide, samarium oxide, antimony trioxide, silicon carbide, silicon nitride, silicon monoxide, selenium trioxide, tin oxide, or tungsten trioxide; the material of the low refractive index sub-layer is at least one selected from silicon dioxide, aluminum oxide, magnesium fluoride, aluminum fluoride, cerium fluoride, lanthanum fluoride, neodymium fluoride, samarium fluoride, barium fluoride, calcium fluoride and lithium fluoride.
5. The structural toner according to claim 1, wherein the number of layers of the optical film structure is 5 to 22, preferably 7 to 11; the thickness of the high refractive index sub-layer is 20-1000 nm, preferably 80-120 nm; the low refractive index sub-layer has a thickness of 20 to 500nm, preferably 60 to 96nm.
6. The structural toner according to claim 1, wherein the optical film system has a peak reflectance in the range of 380 to 1100nm of 70% or more, preferably 85% or more; the average transmittance is 50% or more, preferably 60% or more.
7. The structural toner according to claim 1, wherein the material of the high refractive index sub-layer is at least one selected from the group consisting of iron oxide, niobium pentoxide, titanium pentoxide, iron oxide and titanium dioxide; the material of the low refractive index sub-layer is at least one of silicon dioxide, magnesium fluoride and aluminum fluoride; the ratio of the total thickness of the high refractive index sub-layer to the total thickness of the low refractive index sub-layer is 1.2-1.9:1; the ratio of the thickness of the outermost sub-layer of the first film layer to the total thickness of the high refractive index sub-layers in the first film layer is 0.3-0.6: 1.
8. the structural toner according to claim 1, wherein the structural toner comprises a first high refractive index sub-layer, a first low refractive index sub-layer, a second high refractive index sub-layer, a second low refractive index sub-layer, a third high refractive index sub-layer, a third low refractive index sub-layer, a fourth high refractive index sub-layer, a fourth low refractive index sub-layer, a fifth high refractive index sub-layer, a fifth low refractive index sub-layer, and a sixth high refractive index sub-layer, which are stacked in this order; taking the third low refractive index sub-layer as a symmetry axis, and symmetrically arranging the other layers;
the thickness of the first high refractive index sub-layer is 80-120 nm; the thickness of the first low refractive index sub-layer is 60-96 nm; the thickness of the second high refractive index sub-layer is 80-120 nm; the thickness of the second low refractive index sub-layer is 60-96 nm; the thickness of the third high refractive index sub-layer is 80-120 nm; the third low refractive index sub-layer has a thickness of 60 to 96nm.
9. The structural toner according to claim 1, wherein the structural toner comprises a first high refractive index sub-layer, a first low refractive index sub-layer, a second high refractive index sub-layer, a second low refractive index sub-layer, a third high refractive index sub-layer, a third low refractive index sub-layer, a fourth high refractive index sub-layer, a fourth low refractive index sub-layer, and a fifth high refractive index sub-layer, which are stacked in this order; taking the third high refractive index sub-layer as a symmetry axis, and symmetrically arranging the other layers;
the thickness of the first high refractive index sub-layer is 80-120 nm; the thickness of the first low refractive index sub-layer is 60-96 nm; the thickness of the second high refractive index sub-layer is 80-120 nm; the thickness of the second low refractive index sub-layer is 60-96 nm; the thickness of the third high refractive index sub-layer is 80-120 nm.
10. The structural toner according to claim 1, wherein the structural toner has an average particle diameter of between 10 and 45 μm and a maximum particle diameter of between 20 and 200 μm.
11. The structural toner according to claim 1, wherein the structural toner is obtained by subjecting an optical film having the optical film system structure to a pulverization treatment.
12. A method of preparing the structural toner of any of claims 1 to 11, comprising the steps of:
s1: forming a dissolving layer on a substrate, and forming an optical film layer on the dissolving layer;
s2: removing the dissolving layer to separate the optical film layer from the substrate, and drying, ultrasonic and crushing the separated optical film layer to obtain an optical film layer;
the optical film layer is provided with the optical film system structure.
13. The method of claim 12, wherein the drying conditions comprise: the drying temperature is 30-150 ℃ and the drying time is 3-8 h;
the conditions of the ultrasound include: the ultrasonic power is 2000-8000W, and the ultrasonic time is 0.1-1 h;
the average particle diameter of the particles after the crushing treatment is between 10 and 45 mu m, and the maximum particle diameter is between 20 and 200 mu m.
14. The method of claim 12, wherein the dissolving layer and the optical film layer in S1 comprise plating using physical vapor deposition; the substrate comprises one or more of a glass substrate, a ceramic substrate, polyethylene terephthalate and thermoplastic polyurethane rubber; the dissolution layer contains a soluble solid selected from at least one of sodium chloride and calcium oxide.
15. Use of the structural toner of any one of claims 1 to 11 in the make-up, paint, construction, new energy or glass industry.
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