CN116897958A - 一种净水、净化空气用的铜锌复合抗菌剂及其制备方法 - Google Patents
一种净水、净化空气用的铜锌复合抗菌剂及其制备方法 Download PDFInfo
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- CN116897958A CN116897958A CN202310759709.9A CN202310759709A CN116897958A CN 116897958 A CN116897958 A CN 116897958A CN 202310759709 A CN202310759709 A CN 202310759709A CN 116897958 A CN116897958 A CN 116897958A
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- copper
- antibacterial agent
- zinc
- oxide precursor
- composite antibacterial
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- 239000003242 anti bacterial agent Substances 0.000 title claims abstract description 92
- 239000002131 composite material Substances 0.000 title claims abstract description 50
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 49
- TVZPLCNGKSPOJA-UHFFFAOYSA-N copper zinc Chemical compound [Cu].[Zn] TVZPLCNGKSPOJA-UHFFFAOYSA-N 0.000 title claims abstract description 35
- 238000002360 preparation method Methods 0.000 title claims abstract description 16
- 239000002243 precursor Substances 0.000 claims abstract description 73
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 claims abstract description 60
- QPLDLSVMHZLSFG-UHFFFAOYSA-N Copper oxide Chemical compound [Cu]=O QPLDLSVMHZLSFG-UHFFFAOYSA-N 0.000 claims abstract description 32
- 239000005751 Copper oxide Substances 0.000 claims abstract description 32
- 229910000431 copper oxide Inorganic materials 0.000 claims abstract description 32
- 239000011787 zinc oxide Substances 0.000 claims abstract description 30
- 238000005245 sintering Methods 0.000 claims abstract description 24
- 239000003960 organic solvent Substances 0.000 claims abstract description 21
- 239000002245 particle Substances 0.000 claims abstract description 19
- 239000002994 raw material Substances 0.000 claims abstract description 7
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 45
- 238000001035 drying Methods 0.000 claims description 31
- 239000000203 mixture Substances 0.000 claims description 30
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 26
- 238000003760 magnetic stirring Methods 0.000 claims description 24
- 238000003756 stirring Methods 0.000 claims description 24
- 238000010907 mechanical stirring Methods 0.000 claims description 21
- 229910052725 zinc Inorganic materials 0.000 claims description 21
- 239000011701 zinc Substances 0.000 claims description 21
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 20
- 239000010453 quartz Substances 0.000 claims description 16
- 238000000034 method Methods 0.000 claims description 14
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 13
- 229910052786 argon Inorganic materials 0.000 claims description 13
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 13
- 239000001301 oxygen Substances 0.000 claims description 13
- 229910052760 oxygen Inorganic materials 0.000 claims description 13
- 239000007790 solid phase Substances 0.000 claims description 13
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 claims description 12
- 229910001220 stainless steel Inorganic materials 0.000 claims description 12
- 239000010935 stainless steel Substances 0.000 claims description 12
- 238000005406 washing Methods 0.000 claims description 12
- 238000002425 crystallisation Methods 0.000 claims description 11
- 230000008025 crystallization Effects 0.000 claims description 11
- 238000003828 vacuum filtration Methods 0.000 claims description 10
- 239000000377 silicon dioxide Substances 0.000 claims description 9
- 229910021536 Zeolite Inorganic materials 0.000 claims description 8
- 239000010455 vermiculite Substances 0.000 claims description 8
- 229910052902 vermiculite Inorganic materials 0.000 claims description 8
- 239000010457 zeolite Substances 0.000 claims description 8
- HFDWIMBEIXDNQS-UHFFFAOYSA-L copper;diformate Chemical compound [Cu+2].[O-]C=O.[O-]C=O HFDWIMBEIXDNQS-UHFFFAOYSA-L 0.000 claims description 7
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 claims description 7
- 235000019354 vermiculite Nutrition 0.000 claims description 7
- XDWXRAYGALQIFG-UHFFFAOYSA-L zinc;propanoate Chemical compound [Zn+2].CCC([O-])=O.CCC([O-])=O XDWXRAYGALQIFG-UHFFFAOYSA-L 0.000 claims description 7
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 claims description 6
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 6
- ZOIORXHNWRGPMV-UHFFFAOYSA-N acetic acid;zinc Chemical compound [Zn].CC(O)=O.CC(O)=O ZOIORXHNWRGPMV-UHFFFAOYSA-N 0.000 claims description 6
- 238000005273 aeration Methods 0.000 claims description 6
- 238000001816 cooling Methods 0.000 claims description 6
- RSJOBNMOMQFPKQ-UHFFFAOYSA-L copper;2,3-dihydroxybutanedioate Chemical compound [Cu+2].[O-]C(=O)C(O)C(O)C([O-])=O RSJOBNMOMQFPKQ-UHFFFAOYSA-L 0.000 claims description 6
- QYCVHILLJSYYBD-UHFFFAOYSA-L copper;oxalate Chemical compound [Cu+2].[O-]C(=O)C([O-])=O QYCVHILLJSYYBD-UHFFFAOYSA-L 0.000 claims description 6
- 239000008367 deionised water Substances 0.000 claims description 6
- 229910021641 deionized water Inorganic materials 0.000 claims description 6
- 238000010438 heat treatment Methods 0.000 claims description 6
- 229910001385 heavy metal Inorganic materials 0.000 claims description 6
- 239000012535 impurity Substances 0.000 claims description 6
- 150000002500 ions Chemical class 0.000 claims description 6
- 238000002156 mixing Methods 0.000 claims description 6
- 238000007873 sieving Methods 0.000 claims description 6
- 239000002904 solvent Substances 0.000 claims description 6
- 239000004246 zinc acetate Substances 0.000 claims description 6
- NHXVNEDMKGDNPR-UHFFFAOYSA-N zinc;pentane-2,4-dione Chemical compound [Zn+2].CC(=O)[CH-]C(C)=O.CC(=O)[CH-]C(C)=O NHXVNEDMKGDNPR-UHFFFAOYSA-N 0.000 claims description 6
- YXLXNENXOJSQEI-UHFFFAOYSA-L Oxine-copper Chemical compound [Cu+2].C1=CN=C2C([O-])=CC=CC2=C1.C1=CN=C2C([O-])=CC=CC2=C1 YXLXNENXOJSQEI-UHFFFAOYSA-L 0.000 claims description 5
- 238000001291 vacuum drying Methods 0.000 claims description 5
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 4
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 claims description 4
- 229940116318 copper carbonate Drugs 0.000 claims description 3
- DYROSKSLMAPFBZ-UHFFFAOYSA-L copper;2-hydroxypropanoate Chemical compound [Cu+2].CC(O)C([O-])=O.CC(O)C([O-])=O DYROSKSLMAPFBZ-UHFFFAOYSA-L 0.000 claims description 3
- GEZOTWYUIKXWOA-UHFFFAOYSA-L copper;carbonate Chemical compound [Cu+2].[O-]C([O-])=O GEZOTWYUIKXWOA-UHFFFAOYSA-L 0.000 claims description 3
- 238000004321 preservation Methods 0.000 claims description 3
- 230000008569 process Effects 0.000 claims description 3
- FVAFBVXHPTZJFY-UHFFFAOYSA-L zinc;3-methylbenzoate Chemical compound [Zn+2].CC1=CC=CC(C([O-])=O)=C1.CC1=CC=CC(C([O-])=O)=C1 FVAFBVXHPTZJFY-UHFFFAOYSA-L 0.000 claims description 3
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 2
- OPQARKPSCNTWTJ-UHFFFAOYSA-L copper(ii) acetate Chemical compound [Cu+2].CC([O-])=O.CC([O-])=O OPQARKPSCNTWTJ-UHFFFAOYSA-L 0.000 claims description 2
- SVOAENZIOKPANY-CVBJKYQLSA-L copper;(z)-octadec-9-enoate Chemical compound [Cu+2].CCCCCCCC\C=C/CCCCCCCC([O-])=O.CCCCCCCC\C=C/CCCCCCCC([O-])=O SVOAENZIOKPANY-CVBJKYQLSA-L 0.000 claims description 2
- 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 claims description 2
- 238000000605 extraction Methods 0.000 claims description 2
- JMMWKPVZQRWMSS-UHFFFAOYSA-N isopropanol acetate Natural products CC(C)OC(C)=O JMMWKPVZQRWMSS-UHFFFAOYSA-N 0.000 claims description 2
- 239000004408 titanium dioxide Substances 0.000 claims description 2
- UGZADUVQMDAIAO-UHFFFAOYSA-L zinc hydroxide Chemical compound [OH-].[OH-].[Zn+2] UGZADUVQMDAIAO-UHFFFAOYSA-L 0.000 claims description 2
- 229940007718 zinc hydroxide Drugs 0.000 claims description 2
- 229910021511 zinc hydroxide Inorganic materials 0.000 claims description 2
- 239000000463 material Substances 0.000 abstract description 23
- 230000000844 anti-bacterial effect Effects 0.000 abstract description 15
- 238000004887 air purification Methods 0.000 abstract description 9
- 238000000746 purification Methods 0.000 abstract description 9
- JPVYNHNXODAKFH-UHFFFAOYSA-N Cu2+ Chemical compound [Cu+2] JPVYNHNXODAKFH-UHFFFAOYSA-N 0.000 abstract description 5
- PTFCDOFLOPIGGS-UHFFFAOYSA-N Zinc dication Chemical compound [Zn+2] PTFCDOFLOPIGGS-UHFFFAOYSA-N 0.000 abstract description 5
- 229910001431 copper ion Inorganic materials 0.000 abstract description 5
- 239000006185 dispersion Substances 0.000 abstract description 4
- 238000012360 testing method Methods 0.000 abstract description 4
- VODBHXZOIQDDST-UHFFFAOYSA-N copper zinc oxygen(2-) Chemical compound [O--].[O--].[Cu++].[Zn++] VODBHXZOIQDDST-UHFFFAOYSA-N 0.000 abstract description 2
- 238000011065 in-situ storage Methods 0.000 abstract description 2
- 238000001556 precipitation Methods 0.000 abstract description 2
- 239000012752 auxiliary agent Substances 0.000 abstract 1
- 239000011162 core material Substances 0.000 abstract 1
- 238000000053 physical method Methods 0.000 abstract 1
- 239000000843 powder Substances 0.000 description 16
- 229910052802 copper Inorganic materials 0.000 description 10
- 239000010949 copper Substances 0.000 description 10
- 244000005700 microbiome Species 0.000 description 8
- 241000700605 Viruses Species 0.000 description 5
- 230000010355 oscillation Effects 0.000 description 5
- 238000005229 chemical vapour deposition Methods 0.000 description 4
- BERDEBHAJNAUOM-UHFFFAOYSA-N copper(I) oxide Inorganic materials [Cu]O[Cu] BERDEBHAJNAUOM-UHFFFAOYSA-N 0.000 description 4
- KRFJLUBVMFXRPN-UHFFFAOYSA-N cuprous oxide Chemical compound [O-2].[Cu+].[Cu+] KRFJLUBVMFXRPN-UHFFFAOYSA-N 0.000 description 4
- 229940112669 cuprous oxide Drugs 0.000 description 4
- 239000003651 drinking water Substances 0.000 description 4
- 235000020188 drinking water Nutrition 0.000 description 4
- 238000011534 incubation Methods 0.000 description 4
- 238000005303 weighing Methods 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 3
- 238000001514 detection method Methods 0.000 description 3
- 238000009826 distribution Methods 0.000 description 3
- 238000001914 filtration Methods 0.000 description 3
- -1 smell Substances 0.000 description 3
- 238000001228 spectrum Methods 0.000 description 3
- 230000001954 sterilising effect Effects 0.000 description 3
- 241000894006 Bacteria Species 0.000 description 2
- 241000588724 Escherichia coli Species 0.000 description 2
- 239000005909 Kieselgur Substances 0.000 description 2
- FOIXSVOLVBLSDH-UHFFFAOYSA-N Silver ion Chemical compound [Ag+] FOIXSVOLVBLSDH-UHFFFAOYSA-N 0.000 description 2
- 241000191967 Staphylococcus aureus Species 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 230000036541 health Effects 0.000 description 2
- 230000002779 inactivation Effects 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 238000002791 soaking Methods 0.000 description 2
- 239000002351 wastewater Substances 0.000 description 2
- LYSLZRDZOBAUFL-UHFFFAOYSA-L zinc;4-tert-butylbenzoate Chemical compound [Zn+2].CC(C)(C)C1=CC=C(C([O-])=O)C=C1.CC(C)(C)C1=CC=C(C([O-])=O)C=C1 LYSLZRDZOBAUFL-UHFFFAOYSA-L 0.000 description 2
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 241001678559 COVID-19 virus Species 0.000 description 1
- 208000035473 Communicable disease Diseases 0.000 description 1
- 241000711573 Coronaviridae Species 0.000 description 1
- 239000004599 antimicrobial Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- NTKHLGAMTDSVMO-UHFFFAOYSA-N copper;oxalic acid Chemical compound [Cu].OC(=O)C(O)=O NTKHLGAMTDSVMO-UHFFFAOYSA-N 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000035622 drinking Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000012202 endocytosis Effects 0.000 description 1
- 230000005183 environmental health Effects 0.000 description 1
- 235000019441 ethanol Nutrition 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000010842 industrial wastewater Substances 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000005541 medical transmission Effects 0.000 description 1
- 231100000956 nontoxicity Toxicity 0.000 description 1
- 230000036284 oxygen consumption Effects 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 239000002957 persistent organic pollutant Substances 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000011076 safety test Methods 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Classifications
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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
- A01N59/20—Copper
-
- 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
-
- 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
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01P—BIOCIDAL, PEST REPELLANT, PEST ATTRACTANT OR PLANT GROWTH REGULATORY ACTIVITY OF CHEMICAL COMPOUNDS OR PREPARATIONS
- A01P1/00—Disinfectants; Antimicrobial compounds or mixtures thereof
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01P—BIOCIDAL, PEST REPELLANT, PEST ATTRACTANT OR PLANT GROWTH REGULATORY ACTIVITY OF CHEMICAL COMPOUNDS OR PREPARATIONS
- A01P3/00—Fungicides
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L9/00—Disinfection, sterilisation or deodorisation of air
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/30—Particle separators, e.g. dust precipitators, using loose filtering material
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/50—Treatment of water, waste water, or sewage by addition or application of a germicide or by oligodynamic treatment
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/50—Treatment of water, waste water, or sewage by addition or application of a germicide or by oligodynamic treatment
- C02F1/505—Treatment of water, waste water, or sewage by addition or application of a germicide or by oligodynamic treatment by oligodynamic treatment
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2101/00—Chemical composition of materials used in disinfecting, sterilising or deodorising
- A61L2101/02—Inorganic materials
- A61L2101/26—Inorganic materials containing copper
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2101/00—Chemical composition of materials used in disinfecting, sterilising or deodorising
- A61L2101/02—Inorganic materials
- A61L2101/30—Inorganic materials containing zinc
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2258/00—Sources of waste gases
- B01D2258/06—Polluted air
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- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Environmental Sciences (AREA)
- Wood Science & Technology (AREA)
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- Plant Pathology (AREA)
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- Hydrology & Water Resources (AREA)
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- Dentistry (AREA)
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- Microbiology (AREA)
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- Animal Behavior & Ethology (AREA)
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- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
本发明提供一种净水、净化空气用的铜锌复合抗菌剂及其制备方法,涉及净化技术领域。所述净水、净化空气用的铜锌复合抗菌剂,原料包括以下组分:抗菌剂载体、铜氧化物前驱体、氧化锌前驱体、有机溶剂,所述铜氧化物前驱体、氧化锌前驱体、抗菌剂载体的质量比分别为1.18‑2.36:0.92‑1.84:10。本发明通过机械物理方法预分散处理铜锌氧化物前驱体及抗菌剂载体后,经过原位烧结技术最终得到的铜锌复合抗菌剂具有抗菌成分负载量高、粒径统一、分散均匀、结合强度高等优点,同时铜离子、锌离子析出量低,安全无害。经过测试,铜锌复合抗菌剂表现出优异、高效的抗菌性能,该材料可作为抗菌助剂应用于净水及空气净化滤芯材料,以赋予过滤材料优异的抗菌性能。
Description
技术领域
本发明涉及净化技术领域,尤其涉及一种净水、净化空气用的铜锌复合抗菌剂及其制备方法。
背景技术
随着科技进步和社会发展,人们对饮水安全和空气质量的要求越来越高。水净化和空气净化对于维持人体健康、防止疾病传播和环境卫生安全至关重要。目前,净水滤芯包括医疗废水、工业废水和饮用水净化所用滤芯为陶瓷材料、活性炭材料或高分子材料等。然而,随着使用时间推移,这些滤芯很容易被污染物堵塞,引起通水量减少、出水质量下降等问题;另一方面,净水滤芯长时间接触水源,处于潮湿环境很容易滋生细菌、病毒和霉菌等有害微生物,导致滤芯出现发霉变色,出水微生物指数和耗氧量超标等问题,威胁用户的饮水安全。
在空气净化领域,随着新型冠状病毒(SARS-CoV-2)及其变异病毒引发的疫情大流行,人们也逐渐意识到对有害微生物防控的重要性。空气传播,尤其是在高密度的城市居住和办公环境,为传染性疾病的快速传播提供了温床。有效的空气净化系统可以阻断有害微生物的传播途径,进而保护易感染人群。然而,目前的空气净化滤芯行业主要针对有害气体、气味、灰尘等污染物,对细菌、病毒等有害微生物的吸附和过滤仍然有限。
目前,在净水和空气净化滤芯行业常用银离子抗菌剂用于去除有害微生物的威胁。但银离子抗菌剂生产和使用成本高昂,另外,其溶出性的杀菌机制导致释放的银离子在人体内富集,经过细胞的内吞和扩散效用,对人体健康和生命安全造成潜在的危害。铜系抗菌剂(如氧化铜和氧化亚铜)以及锌系抗菌剂(氧化锌)以其低成本、安全无毒、广谱抗菌防霉、灭活病毒的性能逐渐被应用于抗菌市场,特别是氧化铜和氧化亚铜被报导对病毒具有高效的灭活作用。此外,氧化铜、氧化亚铜和氧化锌还具有吸附、催化分解有机污染物的功能,在医疗废水、污水处理等净水和空气净化领域具有广阔前景。
因此,有必要提供一种新的净水、净化空气用的铜锌复合抗菌剂及其制备方法解决上述技术问题。
发明内容
为解决上述技术问题,本发明提供一种抗菌成分负载率高、分散均匀、结合力强、高安全性、无生物毒性的净水、净化空气用的铜锌复合抗菌剂及其制备方法。
本发明提供的净水、净化空气用的铜锌复合抗菌剂包括:其原料包括以下组分:
抗菌剂载体、铜氧化物前驱体、氧化锌前驱体、有机溶剂,所述铜氧化物前驱体、氧化锌前驱体、抗菌剂载体的质量比分别为1.18-2.36:0.92-1.84:10,所述有机溶剂为抗菌剂载体质量的2-5倍。
优选的,所述抗菌剂载体为硅藻土、介孔二氧化硅、蛭石、沸石、二氧化钛、滑石粉、活性氧化铝中的一种或者它们的混合物;所述铜氧化物前驱体为乙二酸铜、甲酸铜、乳酸铜、8-羟基喹啉铜盐、油酸铜、酒石酸铜、碱式碳酸铜、醋酸铜中的一种或者它们的混合物;所述氧化锌前驱体为丙酸锌、醋酸锌、4-苯甲酸锌盐、乙酰丙酮锌、氢氧化锌和3-甲基苯甲酸锌中的一种或者它们的混合物;所述有机溶剂为正己烷、丙酮、无水乙醇、异丙醇、乙酸乙酯中的一种。
优选的,所述铜氧化物前驱体的粒径为200nm-5um;所述氧化锌前驱体的粒径为200nm-5um。
净水、净化空气用的铜锌复合抗菌剂的制备方法,包括以下步骤:
S1,将抗菌剂载体置于结晶皿中,分别用去离子水、无水乙醇与丙酮通过超声震荡和/或机械搅拌和/或磁力搅拌的方式进行洗涤,以去除杂质及潜在的重金属离子,洗涤后经真空抽滤处理置于鼓风干燥箱干燥;最后经过不锈钢筛网过筛,得到干燥、分散、纯度高且粒径均匀的抗菌剂载体;
S2,铜氧化物前驱体、氧化锌前驱体、经前处理的抗菌剂载体以及有机溶剂通过机械搅拌和/或磁力搅拌的方式充分混合后,通过真空过滤去除溶剂,置于鼓风干燥箱干燥,得到分散均匀的混合物前驱体;
S3,将载有5g混合物前驱体的石英舟置于烧结炉在一定条件下进行固相烧结,炉体冷却到室温后得到所述的铜锌复合抗菌剂。
优选的,所述S1中超声震荡时间为20-40min;机械搅拌时间为30min-2h,搅拌速率为200-500rpm;磁力搅拌时间为1-2h,搅拌速率为400-800rpm。
优选的,所述S1中干燥温度为70℃,干燥时间为6h;所述不锈钢筛网目数分别为50-100目和325-400目。
优选的,所述S2中机械搅拌的速率设置为250rpm,搅拌时间为12h;所述磁力搅拌的速率设置为400rpm,搅拌时间为12h。所述干燥温度为70℃,干燥时间为6h。
优选的,所述S3中固相烧结的步骤为:将载有混合物前驱体的石英舟置于炉体等温区后进行真空抽气,当管内气压低于0.1mbar后通入氩气并恢复至常压;然后开始加热程序,其中升温速率设置为8-12min/℃;烧结温度设置为300-600℃;保温时间根据不同混合物前驱体和工艺设置为30min-2h;在管内温度达到100℃后开始通入氧气,氧气和氩气的通气量分别设置为50-200mbar和200-500mbar。
与相关技术相比较,本发明提供的净水、净化空气用的铜锌复合抗菌剂及其制备方法具有如下有益效果:
本发明提供一种净水、净化空气用的铜锌复合抗菌剂的制备方法通过机械物理作用分散铜锌混合物前驱体与抗菌剂载体后,在不同分压和气氛中通过固相烧结的方法在抗菌剂载体表面原位生长出铜锌氧化物颗粒,具有粒径统一、分散均匀、抗菌成分负载量高等优点,同时铜离子、锌离子析出量低,安全无害;
本发明提供的一种净水、净化空气用的铜锌复合抗菌剂,铜氧化物和氧化锌与活性炭载体界面保持强的结合力;同时,其使用方便,具有良好的可加工性,作为抗菌助剂可直接按比例添加用以制备各种净水和空气净化滤材,赋予其抗有害微生物性能。
附图说明
图1中的a-d分别为实施例1-实施例4所制备的铜锌复合抗菌剂的样品图片;
图2为实施例1所制备的氧化亚铜-氧化铜-氧化锌-硅藻土复合抗菌剂材料的扫描电镜图片。
图3为实施例1所制备的氧化亚铜-氧化铜-氧化锌-硅藻土复合抗菌剂材料的能谱面扫元素分布图。
图4为实施例1所制备的氧化亚铜-氧化铜-氧化锌-硅藻土复合抗菌剂材料连续7天的铜离子和锌离子的释放浓度点线图。
具体实施方式
下面结合附图和实施方式对本发明作进一步说明。
实施例1
一种净水、净化空气用的铜锌复合抗菌剂包括:其原料包括以下组分:抗菌剂载体、铜氧化物前驱体、氧化锌前驱体、有机溶剂,所述铜氧化物前驱体、氧化锌前驱体、抗菌剂载体的质量比分别为1.18-2.36:0.92-1.84:10,所述有机溶剂为抗菌剂载体质量的2-5倍。
所述抗菌剂载体为硅藻土;所述铜氧化物前驱体为乙二酸铜;所述氧化锌前驱体为丙酸锌;所述有机溶剂为无水乙醇。
净水、净化空气用的铜锌复合抗菌剂的制备方法,包括以下步骤:
S1,将25g硅藻土粉末置于结晶皿中,分别用去离子水、无水乙醇与丙酮通过超声震荡、机械搅拌和磁力搅拌的方式进行洗涤,以去除杂质及潜在的重金属离子,洗涤后经真空抽滤处理置于鼓风干燥箱内干燥;最后分别经过不锈钢筛网过筛,得到干燥、分散、纯度高且粒径均匀的硅藻土粉末;
S2,分别称取2.36g乙二酸铜,1.84g丙酸锌和10g经前处理的硅藻土粉末置于结晶皿中,并加入50mL无水乙醇,分别通过机械搅拌和磁力搅拌充分混合后,经过真空过滤去除乙醇溶剂,置于鼓风干燥箱干燥中在70℃下干燥6h,得到分散均匀的混合物前驱体;
S3,将载有5g混合物前驱体的石英舟置于化学气相沉积炉石英管等温区内进行固相烧结程序,炉体冷却到室温后得到氧化亚铜-氧化铜-氧化锌-硅藻土复合抗菌剂材料。
S1中,超声震荡时间为30min;机械搅拌时间为2h,搅拌速率为500rpm;磁力搅拌时间为1h,搅拌速率为500rpm;S1中干燥温度为70℃,干燥时间为6h;所述不锈钢筛网目数分别为50目和400目。
S2中,所述乙二酸铜和丙烯酸的粒径均为500nm左右;所述机械搅拌的速率设置为250rpm,搅拌时间为12h;所述磁力搅拌的速率设置为400rpm,搅拌时间为12h。
S3中,所述固相烧结的步骤为:将载有混合物前驱体的石英舟置于炉体等温区后进行真空抽气,当管内气压低于0.1mbar后通入氩气并恢复至常压。然后开始加热程序,其中升温速率设置为10min/℃;烧结温度设置为500℃;保温时间设置为2h。在管内温度达到100℃后开始通入氧气,氧气和氩气的通气量分别设置为50mbar和400mbar。
实施例2
一种净水、净化空气用的铜锌复合抗菌剂包括:其原料包括以下组分:抗菌剂载体、铜氧化物前驱体、氧化锌前驱体、有机溶剂,所述铜氧化物前驱体、氧化锌前驱体、抗菌剂载体的质量比分别为1.18-2.36:0.92-1.84:10,所述有机溶剂为抗菌剂载体质量的2-5倍。
所述抗菌剂载体为介孔二氧化硅;所述铜氧化物前驱体为甲酸铜;所述氧化锌前驱体为丙酸锌;所述有机溶剂为丙酮。
净水、净化空气用的铜锌复合抗菌剂的制备方法,包括以下步骤:
S1,将25g介孔二氧化硅粉体置于结晶皿中,分别用去离子水、无水乙醇与丙酮通过超声震荡和磁力搅拌的方式进行洗涤,以去除杂质及潜在的重金属离子,洗涤后经真空抽滤处理置于鼓风干燥箱内干燥;最后分别经过不锈钢筛网过筛,得到干燥、分散、纯度高且粒径均匀的介孔二氧化硅粉体;
S2,分别称取2.36g甲酸铜,1.84g醋酸锌和10g经前处理的介孔二氧化硅置于结晶皿中,并加入50mL丙酮,分别通过机械搅拌和磁力搅拌充分混合后,经过真空过滤去除溶剂,置于鼓风干燥箱干燥中在70℃下干燥6h,得到分散均匀的混合物前驱体;
S3,将载有5g混合物前驱体的石英舟置于化学气相沉积炉石英管等温区内进行固相烧结程序,炉体冷却到室温后得到氧化亚铜-氧化锌-介孔二氧化硅复合抗菌剂材料。
S1中,超声震荡时间为20min;机械搅拌时间为1h,搅拌速率为500rpm;磁力搅拌时间为1h,搅拌速率为500rpm;S1中干燥温度为70℃,干燥时间为6h;所述不锈钢筛网目数分别为325目和400目。
S2中,所述甲酸铜和醋酸锌的粒径均为400nm-500nm左右;所述机械搅拌的速率设置为250rpm,搅拌时间为12h;所述磁力搅拌的速率设置为400rpm,搅拌时间为12h
S3中,所述固相烧结的步骤为:将载有混合物前驱体的石英舟置于炉体等温区后进行真空抽气,当管内气压低于0.1mbar后通入氩气并恢复至常压。然后开始加热程序,其中升温速率设置为10min/℃;烧结温度设置为550℃;保温时间设置为2h。在管内温度达到100℃后开始通入氧气,氧气和氩气的通气量分别设置为50mbar和500mbar。
实施例3
一种净水、净化空气用的铜锌复合抗菌剂包括:其原料包括以下组分:抗菌剂载体、铜氧化物前驱体、氧化锌前驱体、有机溶剂,所述铜氧化物前驱体、氧化锌前驱体、抗菌剂载体的质量比分别为1.18-2.36:0.92-1.84:10,所述有机溶剂为抗菌剂载体质量的2-5倍。
所述抗菌剂载体为沸石;所述铜氧化物前驱体为8-羟基喹啉铜盐;所述氧化锌前驱体为4-苯甲酸锌盐;所述有机溶剂为异丙醇。
净水、净化空气用的铜锌复合抗菌剂的制备方法,包括以下步骤:
S1,将25g沸石粉体置于结晶皿中,分别用去离子水、无水乙醇与丙酮通过超声震荡和磁力搅拌的方式进行洗涤,以去除杂质及潜在的重金属离子;洗涤后经真空抽滤处理置于鼓风干燥箱内干燥;最后分别经过不锈钢筛网过筛,得到干燥、分散、纯度高且粒径均匀的沸石粉体;
S2,分别称取2.36g的8-羟基喹啉铜盐,1.84g的4-(1,1-二甲基乙基)苯甲酸锌盐和10g经前处理的沸石粉体置于结晶皿中,并加入50mL异丙醇,分别通过机械搅拌和磁力搅拌充分混合后,经过真空过滤去除溶剂,置于鼓风干燥箱干燥中在70℃下干燥6h,得到分散均匀的混合物前驱体。
S3,将载有5g混合物前驱体的石英舟置于化学气相沉积炉石英管等温区内进行固相烧结程序,炉体冷却到室温后得到氧化亚铜-氧化铜-氧化锌-沸石复合抗菌剂材料
S1中,超声震荡时间为20min;机械搅拌时间为1h,搅拌速率为500rpm;磁力搅拌时间为1h,搅拌速率为500rpm;S1中干燥温度为70℃,干燥时间为6h;所述不锈钢筛网目数分别为325目和400目;
S2中,所述8-羟基喹啉铜盐和4-(1,1-二甲基乙基)苯甲酸锌盐的粒径均为200nm-500nm;所述机械搅拌的速率设置为300rpm,搅拌时间为12h;所述磁力搅拌的速率设置为500rpm,搅拌时间为12h;
S3中,所述固相烧结的步骤为:将载有混合物前驱体的石英舟置于炉体等温区后进行真空抽气,当管内气压低于0.1mbar后通入氩气并恢复至常压。然后开始加热程序,其中升温速率设置为10min/℃;烧结温度设置为500℃;保温时间设置为2h。在管内温度达到100℃后开始通入氧气,氧气和氩气的通气量分别设置为50mbar和400mbar。
实施例4
一种净水、净化空气用的铜锌复合抗菌剂包括:其原料包括以下组分:抗菌剂载体、铜氧化物前驱体、氧化锌前驱体、有机溶剂,所述铜氧化物前驱体、氧化锌前驱体、抗菌剂载体的质量比分别为1.18-2.36:0.92-1.84:10,所述有机溶剂为抗菌剂载体质量的2-5倍。
所述抗菌剂载体为蛭石;所述铜氧化物前驱体为酒石酸铜;所述氧化锌前驱体为乙酰丙酮锌;所述有机溶剂为乙酸乙酯。
净水、净化空气用的铜锌复合抗菌剂的制备方法,包括以下步骤:
S1,将25g蛭石粉体置于结晶皿中,分别用去离子水、无水乙醇与丙酮通过超声震荡和磁力搅拌的方式进行洗涤,以去除杂质及潜在的重金属离子;洗涤后经真空抽滤处理置于鼓风干燥箱内干燥;最后分别经过不锈钢筛网过筛,得到干燥、分散、纯度高且粒径均匀的蛭石粉体。
S2,分别称取2.36g的酒石酸铜,1.84g的乙酰丙酮锌和10g经前处理的蛭石粉体置于结晶皿中,并加入50mL乙酸乙酯,分别通过机械搅拌和磁力搅拌充分混合后,经过真空过滤去除溶剂,置于鼓风干燥箱干燥中在70℃下干燥6h,得到分散均匀的混合物前驱体;
S3,将载有5g混合物前驱体的石英舟置于化学气相沉积炉石英管等温区内进行固相烧结程序,炉体冷却到室温后得到氧化亚铜-氧化铜-氧化锌-蛭石复合抗菌剂材料。
S1中,超声震荡时间为20min;机械搅拌时间为1h,搅拌速率为500rpm;磁力搅拌时间为1h,搅拌速率为500rpm;S1中干燥温度为70℃,干燥时间为6h;所述不锈钢筛网目数分别为100目和325目。
S2中,所述酒石酸铜和乙酰丙酮锌的粒径均为500nm左右;所述机械搅拌的速率设置为300rpm,搅拌时间为12h;所述磁力搅拌的速率设置为500rpm,搅拌时间为12h。
S3中,所述固相烧结的步骤为:将载有混合物前驱体的石英舟置于炉体等温区后进行真空抽气,当管内气压低于0.1mbar后通入氩气并恢复至常压。然后开始加热程序,其中升温速率设置为10min/℃;烧结温度设置为500℃;保温时间设置为2h。在管内温度达到100℃后开始通入氧气,氧气和氩气的通气量分别设置为50mbar和400mbar。
实施例5
实施例5为实施例1的对照组,与实施例1的步骤基本一致,仅在步骤2中,铜氧化物前驱体和氧化锌前驱体分别调整为乳酸铜和3-甲基苯甲酸锌,其他步骤不变,最终在步骤3得到氧化亚铜-氧化铜-氧化锌-硅藻土复合抗菌剂材料。
实施例6
实施例6为实施例1的对照组,与实施例1的步骤基本一致,仅在步骤2中,铜氧化物前驱体调整为碱式碳酸铜,其他步骤不变,最终在步骤3得到氧化亚铜-氧化铜-氧化锌-硅藻土复合抗菌剂材料。
实施例7
实施例7为实施例1的对照组,与实施例1的步骤基本一致,仅在步骤3中,烧结温度调整为600℃,保温时间为1.5h,其他步骤不变,最终得到氧化亚铜-氧化铜-氧化锌-硅藻土复合抗菌剂材料。
实施例8
实施例8为实施例1的对照组,与实施例1的步骤基本一致,仅在步骤3中,烧结温度调整为450℃,氧气和氩气的通气量分别调整为150mbar和300mbar,其他步骤不变,最终在步骤3得到氧化亚铜-氧化锌-硅藻土复合抗菌剂材料。
材料表征及性能测试分析
对实施例1制备的氧化亚铜-氧化铜-氧化锌-硅藻土复合抗菌剂材料进行了形貌和元素分布分析,图2显示了该材料在不同放大倍率下的电镜能谱图片。从图中可以看出,硅藻土载体表面和微空内布满了粒径大小均匀的颗粒,且负载量高,分散良好;经过能谱面扫元素分析(图3),颗粒为氧化亚铜、氧化铜及氧化锌颗粒,同时从图中可以看出铜和锌元素在硅藻土载体表面分布非常均匀,进一步说明了本发明所述的制备方法可以使铜氧化物和氧化锌均匀分散,极大提升了复合材料的抗有害微生物及净水、空气净化性能。
铜、锌元素在净水材料中的释放量关乎用户的饮水安全。根据《生活饮用水输配水设备及防护卫生安全评价规范》(2001),本申请对实施例1制备的氧化亚铜-氧化铜-氧化锌-硅藻土复合抗菌剂材料进行了安全性检验。其中,原规范文件检测了24h内的浸泡水中的元素浓度,本专利对实例例1制备的检测样品进行了连续7天(168h)的铜离子、锌离子浓度检测,相当于更严格地实施安全检测标准。如图4所示,铜离子和锌离子在连续浸泡水7天后的浓度仍然小于0.2ppm,显示出较高的安全系数。
在符合《生活饮用水输配水设备及防护卫生安全评价规范》(2001)的前提下,对实施例1制备的氧化亚铜-氧化铜-氧化锌-硅藻土复合抗菌剂材料进行了抗菌测试。如表1所示,实施例1制备的测试样品对大肠杆菌和金黄色葡萄球菌的杀菌率均达到了99.99%以上,表现出卓越、高效的杀菌性能。
表1实施例1制备的氧化亚铜-氧化铜-氧化锌-硅藻土复合抗菌剂对大肠杆菌和金黄色葡萄球菌的杀菌性能测试结果
以上所述仅为本发明的实施例,并非因此限制本发明的专利范围,凡是利用本发明说明书及附图内容所作的等效结构或等效流程变换,或直接或间接运用在其它相关的技术领域,均同理包括在本发明的专利保护范围内。
Claims (8)
1.一种净水、净化空气用的铜锌复合抗菌剂及其制备方法,其特征在于,其原料包括以下组分:
抗菌剂载体、铜氧化物前驱体、氧化锌前驱体、有机溶剂,所述铜氧化物前驱体、氧化锌前驱体、抗菌剂载体的质量比分别为1.18-2.36:0.92-1.84:10,所述有机溶剂为抗菌剂载体质量的2-5倍。
2.根据权利要求1所述的净水、净化空气用的铜锌复合抗菌剂,其特征在于,所述抗菌剂载体为硅藻土、介孔二氧化硅、蛭石、沸石、二氧化钛、滑石粉、活性氧化铝中的一种或者它们的混合物;所述铜氧化物前驱体为乙二酸铜、甲酸铜、乳酸铜、8-羟基喹啉铜盐、油酸铜、酒石酸铜、碱式碳酸铜、醋酸铜中的一种或者它们的混合物;所述氧化锌前驱体为丙酸锌、醋酸锌、4-苯甲酸锌盐、乙酰丙酮锌、氢氧化锌和3-甲基苯甲酸锌中的一种或者它们的混合物;所述有机溶剂为正己烷、丙酮、无水乙醇、异丙醇、乙酸乙酯中的一种。
3.根据权利要求2所述的净水、净化空气用的铜锌复合抗菌剂,其特征在于,所述铜氧化物前驱体的粒径为200nm-5um;所述氧化锌前驱体的粒径为200nm-5um。
4.根据权利要求3所述的净水、净化空气用的铜锌复合抗菌剂的制备方法,其特征在于,包括以下步骤:
S1,将抗菌剂载体置于结晶皿中,分别用去离子水、无水乙醇与丙酮通过超声震荡和/或机械搅拌和/或磁力搅拌的方式进行洗涤,以去除杂质及潜在的重金属离子,洗涤后经真空抽滤处理置于鼓风干燥箱干燥;最后经过不锈钢筛网过筛,得到干燥、分散、纯度高且粒径均匀的抗菌剂载体;
S2,铜氧化物前驱体、氧化锌前驱体、经前处理的抗菌剂载体以及有机溶剂通过机械搅拌和/或磁力搅拌的方式充分混合后,通过真空过滤去除溶剂,置于鼓风干燥箱干燥,得到分散均匀的混合物前驱体;
S3,将载有5g混合物前驱体的石英舟置于烧结炉在一定条件下进行固相烧结,炉体冷却到室温后得到所述的铜锌复合抗菌剂。
5.根据权利要求4所述的净水、净化空气用的铜锌复合抗菌剂的制备方法,其特征在于,所述S1中超声震荡时间为20-40min;机械搅拌时间为30min-2h,搅拌速率为200-500rpm;磁力搅拌时间为1-2h,搅拌速率为400-800rpm。
6.根据权利要求4所述的净水、净化空气用的铜锌复合抗菌剂的制备方法,其特征在于,所述S1中干燥温度为70℃,干燥时间为6h;所述不锈钢筛网目数分别为50-100目和325-400目。
7.根据权利要求4所述的净水、净化空气用的铜锌复合抗菌剂的制备方法,其特征在于,所述S2中机械搅拌的速率设置为250rpm,搅拌时间为12h;所述磁力搅拌的速率设置为400rpm,搅拌时间为12h。所述干燥温度为70℃,干燥时间为6h。
8.根据权利要求4所述的净水、净化空气用的铜锌复合抗菌剂的制备方法,其特征在于,所述S3中固相烧结的步骤为:将载有混合物前驱体的石英舟置于炉体等温区后进行真空抽气,当管内气压低于0.1mbar后通入氩气并恢复至常压;然后开始加热程序,其中升温速率设置为8-12min/℃;烧结温度设置为300-600℃;保温时间根据不同混合物前驱体和工艺设置为30min-2h;在管内温度达到100℃后开始通入氧气,氧气和氩气的通气量分别设置为50-200mbar和200-500mbar。
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