CN111604043A - 担载有二氧化钛层的无机非金属矿物复合材料及制备方法 - Google Patents
担载有二氧化钛层的无机非金属矿物复合材料及制备方法 Download PDFInfo
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- CN111604043A CN111604043A CN202010350633.0A CN202010350633A CN111604043A CN 111604043 A CN111604043 A CN 111604043A CN 202010350633 A CN202010350633 A CN 202010350633A CN 111604043 A CN111604043 A CN 111604043A
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- Prior art keywords
- titanium dioxide
- composite material
- inorganic nonmetallic
- nonmetallic mineral
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- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 title claims abstract description 79
- 229910052500 inorganic mineral Inorganic materials 0.000 title claims abstract description 58
- 239000011707 mineral Substances 0.000 title claims abstract description 58
- 239000002131 composite material Substances 0.000 title claims abstract description 50
- 239000004408 titanium dioxide Substances 0.000 title claims abstract description 39
- 238000002360 preparation method Methods 0.000 title claims abstract description 17
- 239000010410 layer Substances 0.000 claims abstract description 58
- SOQBVABWOPYFQZ-UHFFFAOYSA-N oxygen(2-);titanium(4+) Chemical compound [O-2].[O-2].[Ti+4] SOQBVABWOPYFQZ-UHFFFAOYSA-N 0.000 claims abstract description 42
- 239000000243 solution Substances 0.000 claims abstract description 33
- 239000006185 dispersion Substances 0.000 claims abstract description 28
- 238000002156 mixing Methods 0.000 claims abstract description 22
- 238000000034 method Methods 0.000 claims abstract description 13
- 239000002346 layers by function Substances 0.000 claims abstract description 12
- 239000004005 microsphere Substances 0.000 claims abstract description 12
- 239000011259 mixed solution Substances 0.000 claims abstract description 12
- 230000001699 photocatalysis Effects 0.000 claims abstract description 12
- 239000000853 adhesive Substances 0.000 claims abstract description 4
- 230000001070 adhesive effect Effects 0.000 claims abstract description 4
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 19
- 229910052723 transition metal Inorganic materials 0.000 claims description 18
- 239000000725 suspension Substances 0.000 claims description 17
- 239000007788 liquid Substances 0.000 claims description 16
- 238000003756 stirring Methods 0.000 claims description 16
- 239000002270 dispersing agent Substances 0.000 claims description 15
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 13
- 239000010936 titanium Substances 0.000 claims description 13
- 229910052719 titanium Inorganic materials 0.000 claims description 13
- 238000001132 ultrasonic dispersion Methods 0.000 claims description 12
- 238000005286 illumination Methods 0.000 claims description 11
- 239000012266 salt solution Substances 0.000 claims description 11
- 150000003624 transition metals Chemical class 0.000 claims description 11
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 9
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 claims description 8
- 235000019441 ethanol Nutrition 0.000 claims description 8
- 150000007522 mineralic acids Chemical class 0.000 claims description 8
- -1 transition metal salt Chemical class 0.000 claims description 7
- 230000000844 anti-bacterial effect Effects 0.000 claims description 6
- 239000007864 aqueous solution Substances 0.000 claims description 6
- DKPFZGUDAPQIHT-UHFFFAOYSA-N butyl acetate Chemical compound CCCCOC(C)=O DKPFZGUDAPQIHT-UHFFFAOYSA-N 0.000 claims description 6
- VYFYYTLLBUKUHU-UHFFFAOYSA-N dopamine Chemical compound NCCC1=CC=C(O)C(O)=C1 VYFYYTLLBUKUHU-UHFFFAOYSA-N 0.000 claims description 6
- 238000010041 electrostatic spinning Methods 0.000 claims description 6
- 239000002121 nanofiber Substances 0.000 claims description 6
- 239000002994 raw material Substances 0.000 claims description 6
- 238000006243 chemical reaction Methods 0.000 claims description 5
- 239000008139 complexing agent Substances 0.000 claims description 5
- 239000002245 particle Substances 0.000 claims description 5
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims description 4
- ZZSNKZQZMQGXPY-UHFFFAOYSA-N Ethyl cellulose Chemical compound CCOCC1OC(OC)C(OCC)C(OCC)C1OC1C(O)C(O)C(OC)C(CO)O1 ZZSNKZQZMQGXPY-UHFFFAOYSA-N 0.000 claims description 4
- 239000001856 Ethyl cellulose Substances 0.000 claims description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 4
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 4
- TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 claims description 4
- 239000012876 carrier material Substances 0.000 claims description 4
- 235000019325 ethyl cellulose Nutrition 0.000 claims description 4
- 229920001249 ethyl cellulose Polymers 0.000 claims description 4
- 239000003063 flame retardant Substances 0.000 claims description 4
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims description 4
- 239000011241 protective layer Substances 0.000 claims description 4
- GGCZERPQGJTIQP-UHFFFAOYSA-N sodium;9,10-dioxoanthracene-2-sulfonic acid Chemical compound [Na+].C1=CC=C2C(=O)C3=CC(S(=O)(=O)O)=CC=C3C(=O)C2=C1 GGCZERPQGJTIQP-UHFFFAOYSA-N 0.000 claims description 4
- 239000011787 zinc oxide Substances 0.000 claims description 4
- 239000007822 coupling agent Substances 0.000 claims description 3
- 239000008367 deionised water Substances 0.000 claims description 3
- 229910021641 deionized water Inorganic materials 0.000 claims description 3
- 238000001035 drying Methods 0.000 claims description 3
- 239000004094 surface-active agent Substances 0.000 claims description 3
- 238000005303 weighing Methods 0.000 claims description 3
- 244000215068 Acacia senegal Species 0.000 claims description 2
- 239000005995 Aluminium silicate Substances 0.000 claims description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 2
- 239000004593 Epoxy Substances 0.000 claims description 2
- 229920000084 Gum arabic Polymers 0.000 claims description 2
- 244000043261 Hevea brasiliensis Species 0.000 claims description 2
- 239000005909 Kieselgur Substances 0.000 claims description 2
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 claims description 2
- 239000004113 Sepiolite Substances 0.000 claims description 2
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 2
- 229910021536 Zeolite Inorganic materials 0.000 claims description 2
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 2
- 239000000205 acacia gum Substances 0.000 claims description 2
- 235000010489 acacia gum Nutrition 0.000 claims description 2
- 235000012211 aluminium silicate Nutrition 0.000 claims description 2
- 230000000845 anti-microbial effect Effects 0.000 claims description 2
- 229960000892 attapulgite Drugs 0.000 claims description 2
- 239000000440 bentonite Substances 0.000 claims description 2
- 229910000278 bentonite Inorganic materials 0.000 claims description 2
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 claims description 2
- 239000011230 binding agent Substances 0.000 claims description 2
- YHWCPXVTRSHPNY-UHFFFAOYSA-N butan-1-olate;titanium(4+) Chemical compound [Ti+4].CCCC[O-].CCCC[O-].CCCC[O-].CCCC[O-] YHWCPXVTRSHPNY-UHFFFAOYSA-N 0.000 claims description 2
- 229910052802 copper Inorganic materials 0.000 claims description 2
- 239000010949 copper Substances 0.000 claims description 2
- GUJOJGAPFQRJSV-UHFFFAOYSA-N dialuminum;dioxosilane;oxygen(2-);hydrate Chemical compound O.[O-2].[O-2].[O-2].[Al+3].[Al+3].O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O GUJOJGAPFQRJSV-UHFFFAOYSA-N 0.000 claims description 2
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 claims description 2
- 229960003638 dopamine Drugs 0.000 claims description 2
- 125000003700 epoxy group Chemical group 0.000 claims description 2
- 229910052742 iron Inorganic materials 0.000 claims description 2
- SZVJSHCCFOBDDC-UHFFFAOYSA-N iron(II,III) oxide Inorganic materials O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 claims description 2
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 claims description 2
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 claims description 2
- 239000000347 magnesium hydroxide Substances 0.000 claims description 2
- 229910001862 magnesium hydroxide Inorganic materials 0.000 claims description 2
- 229910052751 metal Inorganic materials 0.000 claims description 2
- 239000002184 metal Substances 0.000 claims description 2
- 229910001510 metal chloride Inorganic materials 0.000 claims description 2
- 229910001960 metal nitrate Inorganic materials 0.000 claims description 2
- 239000010445 mica Substances 0.000 claims description 2
- 229910052618 mica group Inorganic materials 0.000 claims description 2
- 239000000203 mixture Substances 0.000 claims description 2
- 229910052901 montmorillonite Inorganic materials 0.000 claims description 2
- 239000002105 nanoparticle Substances 0.000 claims description 2
- 229920003052 natural elastomer Polymers 0.000 claims description 2
- 229920001206 natural gum Polymers 0.000 claims description 2
- 229920001194 natural rubber Polymers 0.000 claims description 2
- 229910052759 nickel Inorganic materials 0.000 claims description 2
- 229910052625 palygorskite Inorganic materials 0.000 claims description 2
- 229910052697 platinum Inorganic materials 0.000 claims description 2
- 229920000647 polyepoxide Polymers 0.000 claims description 2
- 239000004814 polyurethane Substances 0.000 claims description 2
- 229920002635 polyurethane Polymers 0.000 claims description 2
- 229920002451 polyvinyl alcohol Polymers 0.000 claims description 2
- 235000019422 polyvinyl alcohol Nutrition 0.000 claims description 2
- 229910052624 sepiolite Inorganic materials 0.000 claims description 2
- 235000019355 sepiolite Nutrition 0.000 claims description 2
- 229910052709 silver Inorganic materials 0.000 claims description 2
- 239000004332 silver Substances 0.000 claims description 2
- DHCDFWKWKRSZHF-UHFFFAOYSA-N sulfurothioic S-acid Chemical compound OS(O)(=O)=S DHCDFWKWKRSZHF-UHFFFAOYSA-N 0.000 claims description 2
- 239000010456 wollastonite Substances 0.000 claims description 2
- 229910052882 wollastonite Inorganic materials 0.000 claims description 2
- 239000010457 zeolite Substances 0.000 claims description 2
- 229910052725 zinc Inorganic materials 0.000 claims description 2
- 239000011701 zinc Substances 0.000 claims description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims 2
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 claims 2
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims 2
- 229910021529 ammonia Inorganic materials 0.000 claims 1
- LRCFXGAMWKDGLA-UHFFFAOYSA-N dioxosilane;hydrate Chemical compound O.O=[Si]=O LRCFXGAMWKDGLA-UHFFFAOYSA-N 0.000 claims 1
- 229960004029 silicic acid Drugs 0.000 claims 1
- 239000000377 silicon dioxide Substances 0.000 claims 1
- 239000000454 talc Substances 0.000 claims 1
- 229910052623 talc Inorganic materials 0.000 claims 1
- 239000012467 final product Substances 0.000 abstract description 2
- 238000003837 high-temperature calcination Methods 0.000 abstract description 2
- 238000011068 loading method Methods 0.000 abstract description 2
- 125000004108 n-butyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 2
- 239000002077 nanosphere Substances 0.000 description 2
- 229910052814 silicon oxide Inorganic materials 0.000 description 2
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 1
- MXRIRQGCELJRSN-UHFFFAOYSA-N O.O.O.[Al] Chemical compound O.O.O.[Al] MXRIRQGCELJRSN-UHFFFAOYSA-N 0.000 description 1
- 235000011114 ammonium hydroxide Nutrition 0.000 description 1
- 229910001680 bayerite Inorganic materials 0.000 description 1
- 230000003115 biocidal effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000006229 carbon black Substances 0.000 description 1
- 239000013064 chemical raw material Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007865 diluting Methods 0.000 description 1
- 239000003085 diluting agent Substances 0.000 description 1
- FPAFDBFIGPHWGO-UHFFFAOYSA-N dioxosilane;oxomagnesium;hydrate Chemical compound O.[Mg]=O.[Mg]=O.[Mg]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O FPAFDBFIGPHWGO-UHFFFAOYSA-N 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000012456 homogeneous solution Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000001000 micrograph Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 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
- 239000000123 paper Substances 0.000 description 1
- 238000007146 photocatalysis Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
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- 230000008092 positive effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000005060 rubber Substances 0.000 description 1
- 229910001928 zirconium oxide Inorganic materials 0.000 description 1
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- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
- B01J21/06—Silicon, titanium, zirconium or hafnium; Oxides or hydroxides thereof
- B01J21/063—Titanium; Oxides or hydroxides thereof
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N25/00—Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests
- A01N25/08—Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests containing solids as carriers or diluents
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N59/00—Biocides, pest repellants or attractants, or plant growth regulators containing elements or inorganic compounds
- A01N59/16—Heavy metals; Compounds thereof
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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- B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
- B01J21/06—Silicon, titanium, zirconium or hafnium; Oxides or hydroxides thereof
- B01J21/08—Silica
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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- B01J35/30—Catalysts, in general, characterised by their form or physical properties characterised by their physical properties
- B01J35/39—Photocatalytic properties
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- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/34—Irradiation by, or application of, electric, magnetic or wave energy, e.g. ultrasonic waves ; Ionic sputtering; Flame or plasma spraying; Particle radiation
- B01J37/341—Irradiation by, or application of, electric, magnetic or wave energy, e.g. ultrasonic waves ; Ionic sputtering; Flame or plasma spraying; Particle radiation making use of electric or magnetic fields, wave energy or particle radiation
- B01J37/342—Irradiation by, or application of, electric, magnetic or wave energy, e.g. ultrasonic waves ; Ionic sputtering; Flame or plasma spraying; Particle radiation making use of electric or magnetic fields, wave energy or particle radiation of electric, magnetic or electromagnetic fields, e.g. for magnetic separation
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- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/34—Irradiation by, or application of, electric, magnetic or wave energy, e.g. ultrasonic waves ; Ionic sputtering; Flame or plasma spraying; Particle radiation
- B01J37/341—Irradiation by, or application of, electric, magnetic or wave energy, e.g. ultrasonic waves ; Ionic sputtering; Flame or plasma spraying; Particle radiation making use of electric or magnetic fields, wave energy or particle radiation
- B01J37/344—Irradiation by, or application of, electric, magnetic or wave energy, e.g. ultrasonic waves ; Ionic sputtering; Flame or plasma spraying; Particle radiation making use of electric or magnetic fields, wave energy or particle radiation of electromagnetic wave energy
- B01J37/345—Irradiation by, or application of, electric, magnetic or wave energy, e.g. ultrasonic waves ; Ionic sputtering; Flame or plasma spraying; Particle radiation making use of electric or magnetic fields, wave energy or particle radiation of electromagnetic wave energy of ultraviolet wave energy
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- B01J37/34—Irradiation by, or application of, electric, magnetic or wave energy, e.g. ultrasonic waves ; Ionic sputtering; Flame or plasma spraying; Particle radiation
- B01J37/341—Irradiation by, or application of, electric, magnetic or wave energy, e.g. ultrasonic waves ; Ionic sputtering; Flame or plasma spraying; Particle radiation making use of electric or magnetic fields, wave energy or particle radiation
- B01J37/344—Irradiation by, or application of, electric, magnetic or wave energy, e.g. ultrasonic waves ; Ionic sputtering; Flame or plasma spraying; Particle radiation making use of electric or magnetic fields, wave energy or particle radiation of electromagnetic wave energy
- B01J37/346—Irradiation by, or application of, electric, magnetic or wave energy, e.g. ultrasonic waves ; Ionic sputtering; Flame or plasma spraying; Particle radiation making use of electric or magnetic fields, wave energy or particle radiation of electromagnetic wave energy of microwave energy
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- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Plasma & Fusion (AREA)
- General Health & Medical Sciences (AREA)
- Optics & Photonics (AREA)
- Electromagnetism (AREA)
- Plant Pathology (AREA)
- Zoology (AREA)
- Environmental Sciences (AREA)
- Wood Science & Technology (AREA)
- Dentistry (AREA)
- Pest Control & Pesticides (AREA)
- Agronomy & Crop Science (AREA)
- Inorganic Chemistry (AREA)
- Catalysts (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
Abstract
本发明属于复合材料制备技术领域,公开了一种担载有二氧化钛层的无机非金属矿物复合材料及制备方法,所述担载有二氧化钛层的无机非金属矿物复合材料包括无机非金属矿物载体、担载在所述载体上的纳米二氧化钛层、担载在所述纳米二氧化钛层上的功能层;所述担载有二氧化钛层的无机非金属矿物复合材料的制备方法包括将单分散微球溶液与粘合剂混合液与纳米二氧化钛分散液混合,并将无机非金属矿物浸入混合液体中,得到预聚物;将预聚物置于模框中固化。本发明制备的复合材料能发挥光催化活性,拓宽了复合材料的应用领域,提高了最终产品的综合性能;制备复合材料的方法简单、成本低,无需高温煅烧,可制得担载率较高的纳米二氧化钛层。
Description
技术领域
本发明属于复合材料制备技术领域,尤其涉及一种担载有二氧化钛层的无机非金属矿物复合材料及制备方法。
背景技术
目前,二氧化钛是与我们生活密切相关的一种重要化工原料,当其粒径下降到纳米级时,由于其特殊的结构层次,使其具备较好的吸收紫外线的光学性能和光催化性能,因此成为近20年的研究热点。但由于纳米二氧化钛较大的比表面能,使纳米二氧化钛在涂料、塑料、纸张、橡胶、环境处理等领域中应用,不能实现真正的纳米分散,只能以微米级团聚体的形式存在于应用体系中,不能充分展现纳米性能。
通过上述分析,现有技术存在的问题及缺陷为:目前纳米二氧化钛不能实现真正的纳米分散,只能以微米级团聚体的形式存在于应用体系中,不能充分展现纳米性能。
发明内容
针对现有技术存在的问题,本发明提供了一种担载有二氧化钛层的无机非金属矿物复合材料及制备方法。
本发明是这样实现的,一种担载有二氧化钛层的无机非金属矿物复合材料的制备方法,所述担载有二氧化钛层的无机非金属矿物复合材料的制备方法包括以下步骤:
步骤一,将钛酸正丁酯加入至无水乙醇中,按1200~2000r/min的速度搅拌均匀形成钛醇液;所述酸正丁酯在无水乙醇的浓度为80~150g/L;
步骤二,将乙基纤维素加入至步骤一得到的钛醇液中,在功率为800~1200W、温度为40~80℃的条件下微波反应3~5h,得到分散钛液;
步骤三,将步骤二得到的分散钛液进行高压静电纺丝,然后在4~8℃条件下低温固化30~60min,得到纳米纤维;
步骤四,将步骤三得到的纳米纤维放入紫外光照装置内,在温度为50~70℃,光照强度为5~15W/cm2的恒温光照条件下反应2~5h,制得所述纳米二氧化钛;
步骤五,将过渡金属盐、表面活性剂以及去离子水混合均匀后,在搅拌的条件下加入络合剂再次混合搅拌,搅拌反应1.5h~2.0h,即可制得所述过渡金属盐溶液;
步骤六,按照无机酸:无机非金属矿物:纳米二氧化钛:过渡金属盐溶液=8~12:12~15:10~15:5~8的质量比,分别称量无机酸、第一分散剂、第二分散剂、无机非金属矿物、纳米二氧化钛以及过渡金属盐溶液;
步骤七,将所述纳米二氧化钛、第一分散剂、偶联剂混合后,得到纳米二氧化钛水溶液;向水溶液中加入所述过渡金属盐溶液,在50~400℃条件下搅拌均匀后,超声分散,得到纳米二氧化钛分散液;
步骤八,将所述无机酸、第二分散剂和无机非金属矿物混合溶于水中,备用作载体材料的无机非金属矿物的分散悬浮液;
步骤九,将单分散微球溶液与粘合剂混合,超声分散,得到混合液A;将混合液A与纳米二氧化钛分散液混合后,再与无机非金属矿物的分散悬浮液混合,得到混合液B;
步骤十,将含有无机非金属矿物的混合液B进行超声分散,得到分散液;对分散液搅拌1~3h,得到均相溶液;
步骤十一,将步骤十得到的均相溶液在温度为50~60℃、湿度为50~80%的环境下进行组装、静置,得到预聚物,然后倒入模框中干燥;
步骤十二,将干燥的预聚物置于模框中,于200℃、20~30MPa环境下固化2~3h,制得担载有二氧化钛层的无机非金属矿物复合材料;
步骤十三,将制得的复合材料在水和第一分散剂的存在下分散制得混悬液,将用于制备功能层的原料加入到所述复合材料混悬液中,使其反应完全,以在复合材料上担载一层新的功能层。
进一步,步骤三中,所述高压静电纺丝的参数为:电压为30~60kV,温度为70~90℃,推进速度为20~40μL/min,接收距离为20~35cm,滚筒转速为300~600r/min。
进一步,步骤五中,所述络合剂选自包括氨水、草酸盐或硫代硫酸盐中的任一种;所述过渡金属盐为金属氯化盐或金属硝酸盐;所述过度金属盐中的金属元素选自包括铁、镍、铂、银、锌或铜中的任一种。
进一步,步骤六中,所述无机非金属矿物为高岭土、云母、滑石粉、硫酸钡、硅藻土、膨润土、蒙脱土、白炭黑、硅灰石、沸石、海泡石、凹凸棒、磁石、绿坡铝石中的一种或多种。
进一步,步骤七和步骤十中,所述超声分散的频率为500~200kHz。
进一步,步骤九中,所述单分散微球溶液的浓度为0.1wt%~5wt%;
所述单分散微球溶液中的单分散微球的粒径为100~200nm;
所述单分散微球的单分散性为0.2%~3%。
进一步,步骤九中,所述粘合剂为多巴胺、多巴胺衍生物、天然树胶、天然橡胶、阿拉伯树胶、聚氨酯类、环氧树脂类或聚乙烯醇类中的任意一种。
本发明的另一目的在于提供一种应用所述的担载有二氧化钛层的无机非金属矿物复合材料的制备方法制备得到的担载有二氧化钛层的无机非金属矿物复合材料,所述担载有二氧化钛层的无机非金属矿物复合材料包括无机非金属矿物载体、担载在所述载体上的纳米二氧化钛层、担载在所述纳米二氧化钛层上的功能层;
所述纳米二氧化钛层由多个二氧化钛纳米颗粒组成。
进一步,所述功能层为紫外线屏蔽防护层、阻燃层、光催化增强层、抗菌层或光催化抗菌增强层中的一种或多种。
进一步,所述紫外线屏蔽防护层包含选自氧化硅、水合氧化硅、氧化铝、水合氧化铝、氧化锆的一种或多种氧化物;所述阻燃层包含氢氧化镁;所述光催化增强层包含氧化锌;所述抗菌层包含银盐;所述光催化抗菌增强层包含氧化锌和银盐。
结合上述的所有技术方案,本发明所具备的优点及积极效果为:本发明担载有二氧化钛层的无机非金属矿物复合材料的载体在担载二氧化钛的同时进行功能层担载,能够实现光催化、抗菌等性能的增强,实现复合材料应用领域的拓宽;由于多个二氧化钛纳米单颗粒组成纳米球使得纳米二氧化钛层不仅能发挥高折射率、高遮盖力的优势,而且能发挥光催化活性,拓宽了复合材料的应用领域,提高了最终产品的综合性能。本发明制备复合材料的方法工艺简单、成本低,无需高温煅烧,可制得担载率较高的纳米二氧化钛层,制得的复合材料中纳米二氧化钛层牢固地担载在无机非金属矿物载体上。
附图说明
为了更清楚地说明本申请实施例的技术方案,下面将对本申请实施例中所需要使用的附图做简单的介绍,显而易见地,下面所描述的附图仅仅是本申请的一些实施例,对于本领域普通技术人员来讲,在不付出创造性劳动的前提下还可以根据这些附图获得其他的附图。
图1是本发明实施例提供的担载有二氧化钛层的无机非金属矿物复合材料的制备方法流程图。
图2是本发明实施例提供的纳米二氧化钛的制备方法流程图。
图3是本发明实施例提供的纳米二氧化钛分散液及无机非金属矿物的分散悬浮液的制备方法流程图。
图4是本发明实施例提供的预聚物的制备方法流程图。
图5是本发明实施例提供的担载有二氧化钛层的无机非金属矿物复合材料的电镜图。
具体实施方式
为了使本发明的目的、技术方案及优点更加清楚明白,以下结合实施例,对本发明进行进一步详细说明。应当理解,此处所描述的具体实施例仅仅用以解释本发明,并不用于限定本发明。
针对现有技术存在的问题,本发明提供了一种担载有二氧化钛层的无机非金属矿物复合材料及制备方法,下面结合附图对本发明作详细的描述。
如图1所示,本发明实施例提供的担载有二氧化钛层的无机非金属矿物复合材料的制备方法包括以下步骤:
S101,通过钛酸正丁酯、无水乙醇及乙基纤维素利用微波反应得到分散钛液后,进行静电纺丝,并于紫外光照装置恒温光照反应制得纳米二氧化钛;
S102,将过渡金属盐、表面活性剂以及去离子水混合后,在搅拌的条件下将混合溶液与络合剂混合,制得过渡金属盐溶液;
S103,按照质量比分别称量无机酸、第一分散剂、第二分散剂、无机非金属矿物、纳米二氧化钛以及过渡金属盐溶液;
S104,制备纳米二氧化钛分散液及用作载体材料的无机非金属矿物的分散悬浮液;
S105,将单分散微球溶液与粘合剂混合,超声分散,得到混合液A;将混合液A、纳米二氧化钛分散液及无机非金属矿物的分散悬浮液混合,得混合液B;
S106,将含有无机非金属矿物的混合液B进行超声分散,组装、静置后,得到预聚物,然后倒入模框中干燥;
S107,将干燥的预聚物置于模框中,于200℃、20~30MPa环境下固化2~3h,制得担载有二氧化钛层的无机非金属矿物复合材料;
S108,将制得的复合材料在水和第一分散剂的存在下分散制得混悬液,将用于制备功能层的原料加入到所述复合材料混悬液中,使其反应完全,以在复合材料上担载一层新的功能层。
如图2所示,本发明实施例提供的纳米二氧化钛的制备方法包括:
S201,将钛酸正丁酯加入至无水乙醇中,按1200~2000r/min的速度搅拌均匀形成钛醇液;所述酸正丁酯在无水乙醇的浓度为80~150g/L;
S202,将乙基纤维素加入至S201得到的钛醇液中,在功率为800~1200W、温度为40~80℃的条件下微波反应3~5h,得到分散钛液;
S203,将S202得到的分散钛液进行高压静电纺丝,然后在4~8℃条件下低温固化30~60min,得到纳米纤维;
S204,将S203得到的纳米纤维放入紫外光照装置内,在温度为50~70℃,光照强度为5~15W/cm2的恒温光照条件下反应2~5h,制得所述纳米二氧化钛。
如图3所示,本发明实施例提供的纳米二氧化钛分散液及无机非金属矿物的分散悬浮液的制备方法如下:
S301,将所述纳米二氧化钛、第一分散剂、偶联剂混合后,得到纳米二氧化钛水溶液;
S302,向水溶液中加入所述过渡金属盐溶液,在50~400℃条件下搅拌均匀后,超声分散,得到纳米二氧化钛分散液;
S303,将所述无机酸、第二分散剂和无机非金属矿物混合溶于水中,备用作载体材料的无机非金属矿物的分散悬浮液。
如图4所示,本发明实施例提供的预聚物的制备包括以下步骤:
S401,将含有无机非金属矿物的混合液B进行超声分散,得到分散液;
S402,对分散液搅拌1~3h,得到均相溶液;
S403,将得到的均相溶液在温度为50~60℃、湿度为50~80%的环境下进行组装、静置,得到预聚物,然后倒入模框中干燥,得到预聚物。
下面结合具体实施例对本发明的技术方案作进一步的描述。
实施例
取备得到的担载有二氧化钛层的硅藻土复合材料1g,与20g乙醇混合,制成5%的混悬液,高速分散2小时,再用乙醇将混悬液的浓度稀释为0.05%,取0.02ml稀释液作为样本,用透射电子显微镜检测,选择颗粒明显、均匀且集中的区域,分别以×5000和×20000的放大倍率拍摄电镜图,得到如图5所示的电镜照片。从图中可以看出,本发明制得的复合材料经高速分散均质机分散后,未出现明显的游离二氧化钛纳米球。由此表明,纳米二氧化钛层牢固地担载于硅藻土表面上。
以上所述,仅为本发明较优的具体的实施方式,但本发明的保护范围并不局限于此,任何熟悉本技术领域的技术人员在本发明揭露的技术范围内,凡在本发明的精神和原则之内所作的任何修改、等同替换和改进等,都应涵盖在本发明的保护范围之内。
Claims (10)
1.一种担载有二氧化钛层的无机非金属矿物复合材料的制备方法,其特征在于,所述担载有二氧化钛层的无机非金属矿物复合材料的制备方法包括以下步骤:
步骤一,将钛酸正丁酯加入至无水乙醇中,按1200~2000r/min的速度搅拌均匀形成钛醇液;所述酸正丁酯在无水乙醇的浓度为80~150g/L;
步骤二,将乙基纤维素加入至步骤一得到的钛醇液中,在功率为800~1200W、温度为40~80℃的条件下微波反应3~5h,得到分散钛液;
步骤三,将步骤二得到的分散钛液进行高压静电纺丝,然后在4~8℃条件下低温固化30~60min,得到纳米纤维;
步骤四,将步骤三得到的纳米纤维放入紫外光照装置内,在温度为50~70℃,光照强度为5~15W/cm2的恒温光照条件下反应2~5h,制得所述纳米二氧化钛;
步骤五,将过渡金属盐、表面活性剂以及去离子水混合均匀后,在搅拌的条件下加入络合剂再次混合搅拌,搅拌反应1.5h~2.0h,即可制得所述过渡金属盐溶液;
步骤六,按照无机酸:无机非金属矿物:纳米二氧化钛:过渡金属盐溶液=8~12:12~15:10~15:5~8的质量比,分别称量无机酸、第一分散剂、第二分散剂、无机非金属矿物、纳米二氧化钛以及过渡金属盐溶液;
步骤七,将所述纳米二氧化钛、第一分散剂、偶联剂混合后,得到纳米二氧化钛水溶液;向水溶液中加入所述过渡金属盐溶液,在50~400℃条件下搅拌均匀后,超声分散,得到纳米二氧化钛分散液;
步骤八,将所述无机酸、第二分散剂和无机非金属矿物混合溶于水中,备用作载体材料的无机非金属矿物的分散悬浮液;
步骤九,将单分散微球溶液与粘合剂混合,超声分散,得到混合液A;将混合液A与纳米二氧化钛分散液混合后,再与无机非金属矿物的分散悬浮液混合,得到混合液B;
步骤十,将含有无机非金属矿物的混合液B进行超声分散,得到分散液;对分散液搅拌1~3h,得到均相溶液;
步骤十一,将步骤十得到的均相溶液在温度为50~60℃、湿度为50~80%的环境下进行组装、静置,得到预聚物,然后倒入模框中干燥;
步骤十二,将干燥的预聚物置于模框中,于200℃、20~30MPa环境下固化2~3h,制得担载有二氧化钛层的无机非金属矿物复合材料;
步骤十三,将制得的复合材料在水和第一分散剂的存在下分散制得混悬液,将用于制备功能层的原料加入到所述复合材料混悬液中,使其反应完全,以在复合材料上担载一层新的功能层。
2.如权利要求1所述担载有二氧化钛层的无机非金属矿物复合材料的制备方法,其特征在于,步骤三中,所述高压静电纺丝的参数为:电压为30~60kV,温度为70~90℃,推进速度为20~40μL/min,接收距离为20~35cm,滚筒转速为300~600r/min。
3.如权利要求1所述担载有二氧化钛层的无机非金属矿物复合材料的制备方法,其特征在于,步骤五中,所述络合剂选自包括氨水、草酸盐或硫代硫酸盐中的任一种;所述过渡金属盐为金属氯化盐或金属硝酸盐;所述过度金属盐中的金属元素选自包括铁、镍、铂、银、锌或铜中的任一种。
4.如权利要求1所述担载有二氧化钛层的无机非金属矿物复合材料的制备方法,其特征在于,步骤六中,所述无机非金属矿物为高岭土、云母、滑石粉、硫酸钡、硅藻土、膨润土、蒙脱土、白炭黑、硅灰石、沸石、海泡石、凹凸棒、磁石、绿坡铝石中的一种或多种。
5.如权利要求1所述担载有二氧化钛层的无机非金属矿物复合材料的制备方法,其特征在于,步骤七和步骤十中,所述超声分散的频率为500~200kHz。
6.如权利要求1所述的担载有二氧化钛层的无机非金属矿物复合材料的制备方法,其特征在于,步骤九中,所述单分散微球溶液的浓度为0.1wt%~5wt%;
所述单分散微球溶液中的单分散微球的粒径为100~200nm;
所述单分散微球的单分散性为0.2%~3%。
7.如权利要求1所述的担载有二氧化钛层的无机非金属矿物复合材料的制备方法,其特征在于,步骤九中,所述粘合剂为多巴胺、多巴胺衍生物、天然树胶、天然橡胶、阿拉伯树胶、聚氨酯类、环氧树脂类或聚乙烯醇类中的任意一种。
8.一种应用如权利要求1~7任意一项所述的担载有二氧化钛层的无机非金属矿物复合材料的制备方法制备得到的担载有二氧化钛层的无机非金属矿物复合材料,其特征在于,所述担载有二氧化钛层的无机非金属矿物复合材料包括无机非金属矿物载体、担载在所述载体上的纳米二氧化钛层、担载在所述纳米二氧化钛层上的功能层;
所述纳米二氧化钛层由多个二氧化钛纳米颗粒组成。
9.如权利要求8所述的担载有二氧化钛层的无机非金属矿物复合材料,其特征在于,所述功能层为紫外线屏蔽防护层、阻燃层、光催化增强层、抗菌层或光催化抗菌增强层中的一种或多种。
10.如权利要求9所述的担载有二氧化钛层的无机非金属矿物复合材料,其特征在于,所述紫外线屏蔽防护层包含选自氧化硅、水合氧化硅、氧化铝、水合氧化铝、氧化锆的一种或多种氧化物;所述阻燃层包含氢氧化镁;所述光催化增强层包含氧化锌;所述抗菌层包含银盐;所述光催化抗菌增强层包含氧化锌和银盐。
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