CN114223674A - Inorganic mildew-proof antibacterial material, preparation method and application thereof, and inorganic mildew-proof antibacterial liquid - Google Patents
Inorganic mildew-proof antibacterial material, preparation method and application thereof, and inorganic mildew-proof antibacterial liquid Download PDFInfo
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- CN114223674A CN114223674A CN202111543308.7A CN202111543308A CN114223674A CN 114223674 A CN114223674 A CN 114223674A CN 202111543308 A CN202111543308 A CN 202111543308A CN 114223674 A CN114223674 A CN 114223674A
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- 230000000844 anti-bacterial effect Effects 0.000 title claims abstract description 99
- 239000000463 material Substances 0.000 title claims abstract description 69
- 238000002360 preparation method Methods 0.000 title abstract description 9
- 239000007788 liquid Substances 0.000 title description 8
- 239000011777 magnesium Substances 0.000 claims abstract description 17
- 239000000126 substance Substances 0.000 claims abstract description 9
- 239000007864 aqueous solution Substances 0.000 claims abstract description 8
- 239000003242 anti bacterial agent Substances 0.000 claims abstract description 6
- -1 lithium salt compound Chemical class 0.000 claims description 28
- 150000001875 compounds Chemical class 0.000 claims description 21
- 150000001768 cations Chemical class 0.000 claims description 17
- 239000000243 solution Substances 0.000 claims description 17
- 239000002243 precursor Substances 0.000 claims description 15
- 238000006243 chemical reaction Methods 0.000 claims description 14
- 238000002156 mixing Methods 0.000 claims description 14
- 239000010949 copper Substances 0.000 claims description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 12
- 125000000129 anionic group Chemical group 0.000 claims description 10
- 229910052802 copper Inorganic materials 0.000 claims description 10
- 239000011734 sodium Substances 0.000 claims description 10
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical group [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 9
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims description 9
- 229910052749 magnesium Inorganic materials 0.000 claims description 9
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 8
- 239000002210 silicon-based material Substances 0.000 claims description 8
- 238000001816 cooling Methods 0.000 claims description 7
- 238000001035 drying Methods 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 7
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 claims description 6
- ZLNQQNXFFQJAID-UHFFFAOYSA-L magnesium carbonate Chemical compound [Mg+2].[O-]C([O-])=O ZLNQQNXFFQJAID-UHFFFAOYSA-L 0.000 claims description 5
- 239000001095 magnesium carbonate Substances 0.000 claims description 5
- 229910000021 magnesium carbonate Inorganic materials 0.000 claims description 5
- 239000000203 mixture Substances 0.000 claims description 5
- TWRXJAOTZQYOKJ-UHFFFAOYSA-L Magnesium chloride Chemical compound [Mg+2].[Cl-].[Cl-] TWRXJAOTZQYOKJ-UHFFFAOYSA-L 0.000 claims description 4
- YIXJRHPUWRPCBB-UHFFFAOYSA-N magnesium nitrate Chemical compound [Mg+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O YIXJRHPUWRPCBB-UHFFFAOYSA-N 0.000 claims description 4
- 239000000395 magnesium oxide Substances 0.000 claims description 4
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims description 4
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 claims description 4
- 239000011572 manganese Substances 0.000 claims description 4
- 229910052700 potassium Inorganic materials 0.000 claims description 4
- 229910052708 sodium Inorganic materials 0.000 claims description 4
- 239000004111 Potassium silicate Substances 0.000 claims description 3
- 239000004115 Sodium Silicate Substances 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- 230000000843 anti-fungal effect Effects 0.000 claims description 3
- 229940121375 antifungal agent Drugs 0.000 claims description 3
- 229910052791 calcium Inorganic materials 0.000 claims description 3
- 239000011575 calcium Substances 0.000 claims description 3
- 229910052804 chromium Inorganic materials 0.000 claims description 3
- 239000011651 chromium Substances 0.000 claims description 3
- 239000012535 impurity Substances 0.000 claims description 3
- 229910052744 lithium Inorganic materials 0.000 claims description 3
- UEGPKNKPLBYCNK-UHFFFAOYSA-L magnesium acetate Chemical compound [Mg+2].CC([O-])=O.CC([O-])=O UEGPKNKPLBYCNK-UHFFFAOYSA-L 0.000 claims description 3
- 239000011654 magnesium acetate Substances 0.000 claims description 3
- 235000011285 magnesium acetate Nutrition 0.000 claims description 3
- 229940069446 magnesium acetate Drugs 0.000 claims description 3
- 229910052943 magnesium sulfate Inorganic materials 0.000 claims description 3
- 235000019341 magnesium sulphate Nutrition 0.000 claims description 3
- 229910052748 manganese Inorganic materials 0.000 claims description 3
- 239000003960 organic solvent Substances 0.000 claims description 3
- NNHHDJVEYQHLHG-UHFFFAOYSA-N potassium silicate Chemical compound [K+].[K+].[O-][Si]([O-])=O NNHHDJVEYQHLHG-UHFFFAOYSA-N 0.000 claims description 3
- 229910052913 potassium silicate Inorganic materials 0.000 claims description 3
- 235000019353 potassium silicate Nutrition 0.000 claims description 3
- RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 claims description 3
- 239000000377 silicon dioxide Substances 0.000 claims description 3
- 235000012239 silicon dioxide Nutrition 0.000 claims description 3
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 claims description 3
- 229910052911 sodium silicate Inorganic materials 0.000 claims description 3
- 229910052718 tin Inorganic materials 0.000 claims description 3
- 229910052720 vanadium Inorganic materials 0.000 claims description 3
- 229910021626 Tin(II) chloride Inorganic materials 0.000 claims description 2
- 238000001027 hydrothermal synthesis Methods 0.000 claims description 2
- PAZHGORSDKKUPI-UHFFFAOYSA-N lithium metasilicate Chemical compound [Li+].[Li+].[O-][Si]([O-])=O PAZHGORSDKKUPI-UHFFFAOYSA-N 0.000 claims description 2
- 229910003002 lithium salt Inorganic materials 0.000 claims description 2
- 229910052912 lithium silicate Inorganic materials 0.000 claims description 2
- 229910001629 magnesium chloride Inorganic materials 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
- 230000035484 reaction time Effects 0.000 claims description 2
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 claims 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 claims 1
- 229910052732 germanium Inorganic materials 0.000 claims 1
- 239000011591 potassium Substances 0.000 claims 1
- HCWCAKKEBCNQJP-UHFFFAOYSA-N magnesium orthosilicate Chemical compound [Mg+2].[Mg+2].[O-][Si]([O-])([O-])[O-] HCWCAKKEBCNQJP-UHFFFAOYSA-N 0.000 abstract description 23
- 239000000391 magnesium silicate Substances 0.000 abstract description 13
- 229910052919 magnesium silicate Inorganic materials 0.000 abstract description 13
- 235000019792 magnesium silicate Nutrition 0.000 abstract description 13
- 230000003115 biocidal effect Effects 0.000 abstract description 2
- 238000000576 coating method Methods 0.000 abstract description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 19
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 9
- 229910052759 nickel Inorganic materials 0.000 description 9
- 229910052709 silver Inorganic materials 0.000 description 9
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 8
- 239000004332 silver Substances 0.000 description 8
- 229910052725 zinc Inorganic materials 0.000 description 6
- 239000011701 zinc Substances 0.000 description 6
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 5
- 229910017052 cobalt Inorganic materials 0.000 description 5
- 239000010941 cobalt Substances 0.000 description 5
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 5
- 238000005216 hydrothermal crystallization Methods 0.000 description 5
- 238000003756 stirring Methods 0.000 description 5
- 238000005406 washing Methods 0.000 description 5
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 4
- 150000001450 anions Chemical class 0.000 description 4
- 239000003086 colorant Substances 0.000 description 4
- 241000894006 Bacteria Species 0.000 description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 3
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- 239000010936 titanium Substances 0.000 description 3
- 241000195493 Cryptophyta Species 0.000 description 2
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 2
- 229910003202 NH4 Inorganic materials 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- KGBXLFKZBHKPEV-UHFFFAOYSA-N boric acid Chemical compound OB(O)O KGBXLFKZBHKPEV-UHFFFAOYSA-N 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 229910021485 fumed silica Inorganic materials 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- LGQLOGILCSXPEA-UHFFFAOYSA-L nickel sulfate Chemical compound [Ni+2].[O-]S([O-])(=O)=O LGQLOGILCSXPEA-UHFFFAOYSA-L 0.000 description 2
- 229910000363 nickel(II) sulfate Inorganic materials 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 238000004321 preservation Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- SQGYOTSLMSWVJD-UHFFFAOYSA-N silver(1+) nitrate Chemical compound [Ag+].[O-]N(=O)=O SQGYOTSLMSWVJD-UHFFFAOYSA-N 0.000 description 2
- PUZPDOWCWNUUKD-UHFFFAOYSA-M sodium fluoride Chemical compound [F-].[Na+] PUZPDOWCWNUUKD-UHFFFAOYSA-M 0.000 description 2
- 229910052719 titanium Inorganic materials 0.000 description 2
- 229910000570 Cupronickel Inorganic materials 0.000 description 1
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 1
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- DIZPMCHEQGEION-UHFFFAOYSA-H aluminium sulfate (anhydrous) Chemical compound [Al+3].[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O DIZPMCHEQGEION-UHFFFAOYSA-H 0.000 description 1
- SNAAJJQQZSMGQD-UHFFFAOYSA-N aluminum magnesium Chemical compound [Mg].[Al] SNAAJJQQZSMGQD-UHFFFAOYSA-N 0.000 description 1
- 244000052616 bacterial pathogen Species 0.000 description 1
- 239000004327 boric acid Substances 0.000 description 1
- 235000008429 bread Nutrition 0.000 description 1
- 239000004202 carbamide Substances 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 125000002091 cationic group Chemical group 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 229910000361 cobalt sulfate Inorganic materials 0.000 description 1
- 229940044175 cobalt sulfate Drugs 0.000 description 1
- KTVIXTQDYHMGHF-UHFFFAOYSA-L cobalt(2+) sulfate Chemical compound [Co+2].[O-]S([O-])(=O)=O KTVIXTQDYHMGHF-UHFFFAOYSA-L 0.000 description 1
- 238000010668 complexation reaction Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- YOCUPQPZWBBYIX-UHFFFAOYSA-N copper nickel Chemical compound [Ni].[Cu] YOCUPQPZWBBYIX-UHFFFAOYSA-N 0.000 description 1
- 229910000365 copper sulfate Inorganic materials 0.000 description 1
- ARUVKPQLZAKDPS-UHFFFAOYSA-L copper(II) sulfate Chemical compound [Cu+2].[O-][S+2]([O-])([O-])[O-] ARUVKPQLZAKDPS-UHFFFAOYSA-L 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- IPGANOYOHAODGA-UHFFFAOYSA-N dilithium;dimagnesium;dioxido(oxo)silane Chemical group [Li+].[Li+].[Mg+2].[Mg+2].[O-][Si]([O-])=O.[O-][Si]([O-])=O.[O-][Si]([O-])=O IPGANOYOHAODGA-UHFFFAOYSA-N 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- XLYOFNOQVPJJNP-ZSJDYOACSA-N heavy water Substances [2H]O[2H] XLYOFNOQVPJJNP-ZSJDYOACSA-N 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 208000015181 infectious disease Diseases 0.000 description 1
- 230000005764 inhibitory process Effects 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 230000002147 killing effect Effects 0.000 description 1
- 229940099596 manganese sulfate Drugs 0.000 description 1
- 239000011702 manganese sulphate Substances 0.000 description 1
- 235000007079 manganese sulphate Nutrition 0.000 description 1
- SQQMAOCOWKFBNP-UHFFFAOYSA-L manganese(II) sulfate Chemical compound [Mn+2].[O-]S([O-])(=O)=O SQQMAOCOWKFBNP-UHFFFAOYSA-L 0.000 description 1
- 229910021645 metal ion Inorganic materials 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000005445 natural material Substances 0.000 description 1
- 231100000956 nontoxicity Toxicity 0.000 description 1
- 235000015097 nutrients Nutrition 0.000 description 1
- 235000016709 nutrition Nutrition 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- DCKVFVYPWDKYDN-UHFFFAOYSA-L oxygen(2-);titanium(4+);sulfate Chemical compound [O-2].[Ti+4].[O-]S([O-])(=O)=O DCKVFVYPWDKYDN-UHFFFAOYSA-L 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 159000000001 potassium salts Chemical class 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000003449 preventive effect Effects 0.000 description 1
- 229910001961 silver nitrate Inorganic materials 0.000 description 1
- 239000011775 sodium fluoride Substances 0.000 description 1
- 235000013024 sodium fluoride Nutrition 0.000 description 1
- RCIVOBGSMSSVTR-UHFFFAOYSA-L stannous sulfate Chemical compound [SnH2+2].[O-]S([O-])(=O)=O RCIVOBGSMSSVTR-UHFFFAOYSA-L 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
- 238000001308 synthesis method Methods 0.000 description 1
- 230000002194 synthesizing effect Effects 0.000 description 1
- 230000009974 thixotropic effect Effects 0.000 description 1
- 229910000375 tin(II) sulfate Inorganic materials 0.000 description 1
- 229910000348 titanium sulfate Inorganic materials 0.000 description 1
- 235000013311 vegetables Nutrition 0.000 description 1
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Classifications
-
- 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
- A01N59/00—Biocides, pest repellants or attractants, or plant growth regulators containing elements or inorganic compounds
- A01N59/06—Aluminium; Calcium; Magnesium; Compounds thereof
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B33/00—Silicon; Compounds thereof
- C01B33/20—Silicates
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05D—INORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C; FERTILISERS PRODUCING CARBON DIOXIDE
- C05D9/00—Other inorganic fertilisers
- C05D9/02—Other inorganic fertilisers containing trace elements
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05G—MIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
- C05G3/00—Mixtures of one or more fertilisers with additives not having a specially fertilising activity
- C05G3/60—Biocides or preservatives, e.g. disinfectants, pesticides or herbicides; Pest repellants or attractants
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Pest Control & Pesticides (AREA)
- Inorganic Chemistry (AREA)
- Plant Pathology (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Agronomy & Crop Science (AREA)
- Dentistry (AREA)
- General Health & Medical Sciences (AREA)
- Wood Science & Technology (AREA)
- Zoology (AREA)
- Environmental Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
The invention belongs to the technical field of mildew resistance and antibiosis, and particularly relates to an inorganic mildew-resistant antibacterial material, and a preparation method and application thereof. The inorganic mildew-proof antibacterial material provided by the invention is doped magnesium silicate or a doped magnesium silicate derivative,has a chemical formula of Nak(Si8Mgx(AyBz)O20(OH)mRn)·tH2And O. The invention synthesizes the inorganic mildew-proof antibacterial material similar to natural ore for the first time. The material can be used as a mildew-proof antibacterial agent, and the aqueous solution prepared from the material is transparent, so that the use requirement of scenes with mildew-proof antibacterial requirements of transparent coatings can be met.
Description
Technical Field
The invention belongs to the technical field of mildew resistance and antibiosis, and particularly relates to an inorganic mildew-resistant antibacterial material, and a preparation method and application thereof.
Background
With the improvement of living standard of people, the increase of garbage of various food articles inevitably brings good living environment for bacteria and mould. The traditional transparent mildew-proof antibacterial agent forms a stable aqueous solution system through complexation, so that certain hidden danger is brought to the stability of later-stage materials, some materials have the risk of difficult degradation and have the killing effect on beneficial bacteria and algae organisms in the environment, and thus, many countries propose forbidden laws for using inorganic mildew-proof materials.
In order to overcome some defects caused by the traditional inorganic transparent mildew-proof antibacterial material, the technology utilizes an artificial synthesis method of natural material magnesium silicate and derivatives thereof to prepare magnesium silicate containing silver, zinc, copper, cobalt and nickel and derivatives thereof, and the materials are dispersed in water to form transparent mildew-proof antibacterial solution.
Disclosure of Invention
In order to overcome the defects of the existing inorganic transparent antibacterial mildew-proof material, the invention provides a method for artificially synthesizing natural magnesium silicate and derivatives thereof, which are used for preparing magnesium silicate containing silver, zinc, copper and nickel and derivatives thereof, and the materials are dispersed in water to form transparent antibacterial mildew-proof solution.
The technical scheme provided by the invention is as follows:
an inorganic mildew-proof antibacterial material is doped magnesium silicate or a doped magnesium silicate derivative.
The inventors of the present invention have found that magnesium silicate or a magnesium silicate derivative can be modified by doping with magnesium silicate or a magnesium silicate derivative, thereby imparting a mold-proofing and antibacterial function to magnesium silicate or a magnesium silicate derivative.
Specifically, the magnesium silicate is doped with cations and/or anions.
Based on the technical scheme, the magnesium silicate can be functionally modified by doping of cation doping, and the electronegativity of the material can be changed and the transparency function can be improved by doping of anion.
Specifically, the doping of the magnesium silicate derivative is cation doping and/or anion doping.
Based on the technical scheme, the magnesium silicate derivative can be functionally modified by doping with cations, and the electronegativity of the material can be changed, the transparency can be improved, and the thixotropy of the material can be modified by doping with anions.
In particular, the cationic doping of the magnesium silicate is a doping of antibacterial cations and/or modified cations.
Based on the technical scheme, the antibacterial function can be realized by doping the antibacterial cations, and the functions of adjusting the material layer spacing, changing the thixotropy of the material, improving the mildew-proof antibacterial activity by changing the space structure of the material and the hole potential can be realized by doping the modified cations.
In particular, the cation doping of the magnesium silicate derivative is the doping of an antibacterial cation and/or a modified cation.
Based on the technical scheme, the antibacterial function can be realized by doping the antibacterial cations, and the functions of adjusting the material layer spacing, changing the thixotropy of the material, improving the mildew-proof antibacterial activity by changing the space structure of the material and the hole potential can be realized by doping the modified cations.
Specifically, the magnesium silicate derivative is lithium magnesium silicate, magnesium aluminum silicate, magnesium fluorosilicate, lithium magnesium fluorosilicate or magnesium aluminum fluorosilicate.
Specifically, the chemical formula of the inorganic mildew-proof antibacterial material is Nak(Si8Mgx(AyBz)O20(OH)mRn)·tH2O, wherein:
a is antibacterial cation, and is selected from one or more of Zn, Ni, Cu, Co or Ag;
b is a modified cation, and B is selected from Li, Na, K, Al, Ca, Ti, V, Cr, Mn, Fe, Ge, Sn or NH4 +Any one or more of;
r is selected from any one or more of C-containing anionic groups, F-containing anionic groups, As-containing anionic groups, P-containing anionic groups or B-containing anionic groups;
k is more than or equal to 0 and less than 1; 4< x + y + z <7, and 0-5 of y + z; m + n is less than or equal to 4; t is the amount of bound water 0< t <8, corresponding to a bound water amount of 15% by mass or less.
Specifically, Li, Na, K, Al, Ca, Ti, V, Cr, Mn, Fe, Ge, Sn or NH4 +In (1).
The technical scheme provides the chemical composition of the inorganic mildew-proof antibacterial material.
Further, the silver inorganic mildew-proof antibacterial material can be in different colors according to the preparation conditions, as shown in fig. 2.
The invention also provides a preparation method of the inorganic mildew-proof antibacterial material, which comprises the following steps: the inorganic mildew-proof antibacterial material is prepared by a hydrothermal synthesis method.
The preparation method is mature in technology, easy to realize and easy for industrial production.
Specifically, the preparation method of the inorganic mildew-proof antibacterial material comprises the following steps:
the method comprises the following steps:
1) mixing a magnesium-containing compound, a silicon-containing compound and a compound containing a mildew-proof antibacterial element according to a metering ratio, adjusting the pH to 7-13, and reacting for 0.1-48h at the temperature of 0-120 ℃ to obtain an inorganic mildew-proof antibacterial precursor;
or mixing a magnesium-containing compound, a silicon-containing compound, a compound containing the mildew-proof antibacterial element and a modified compound according to a metering ratio, adjusting the pH to 7-13, and reacting for 0.1-48h at the temperature of 0-120 ℃ to obtain an inorganic mildew-proof antibacterial precursor;
2) and (2) reacting the inorganic mildew-proof antibacterial precursor obtained in the step 1) at high temperature and high pressure, wherein the reaction temperature is 120-350 ℃, the reaction time is 0.1-72h, cooling after the reaction is finished, removing redundant impurities, and drying to obtain the inorganic mildew-proof antibacterial material.
The technical scheme provides a specific preparation method of the doped magnesium silicate and the doped magnesium silicate derivative.
Specifically, the magnesium-containing compound is selected from one or more of magnesium sulfate, magnesium nitrate, magnesium chloride, magnesium acetate, magnesium carbonate, basic magnesium carbonate, magnesium oxide and magnesium hydroxide.
Specifically, the silicon-containing compound is selected from any one or a mixture of more of sodium silicate, lithium silicate, potassium silicate, sodium fluorosilicate, potassium fluorosilicate, magnesium fluorosilicate, silicon dioxide and silica sol.
Specifically, the mildew-proof antibacterial element is selected from any one or a mixture of more of silver, copper, zinc, nickel and cobalt elements.
Specifically, the modification compound is one or more selected from lithium salt compounds, sodium salt compounds, potassium salt compounds, aluminum salt compounds, calcium salt compounds, titanium salt compounds, vanadium salt compounds, chromium salt compounds, manganese salt compounds, iron salt compounds, germanium salt compounds, tin salt compounds, ammonium salt compounds and urea.
Specifically, the metering ratio of the silicon-containing compound, the magnesium-containing compound, the mildew-proof antibacterial element and the modified compound is as follows: 8: 2-7: 0-1: 0-5, the metering ratio of the mildew-proof antibacterial elements is greater than or equal to zero, and the metering ratio of the modified compound is greater than or equal to zero.
The technical scheme provides raw materials and the metering ratio of the raw materials of the inorganic mildew-proof antibacterial material provided by the invention.
The invention also provides the application of the inorganic mildew-proof antibacterial material as an inorganic mildew-proof antibacterial agent; or as a nutritional agent.
As shown in fig. 4 and 5, the inorganic anti-mold and anti-bacterial agent provided by the invention has good anti-mold and anti-bacterial functions.
Furthermore, the inorganic mildew-proof antibacterial material provided by the invention is prepared into an aqueous solution or an organic solution, so that a medicament with mildew-proof and antibacterial functions can be obtained, and the medicament is used for producing the mildew-proof and antibacterial functions of articles for daily use and preventing and treating plant germ infection; can also be made into microelement nutrient for supplementing animal and plant microelements. And moreover, as the material can be absorbed and degraded by plants in nature, impurities are not polluted in the environmental safety hazard. .
The invention also provides an inorganic mildew-proof antibacterial liquid which is an aqueous solution or an organic solvent solution of the inorganic mildew-proof antibacterial material. The inorganic mildew-proof antibacterial liquid is a transparent solution, and is shown in figures 1 and 2. The inorganic mildew-proof antibacterial material is in powder or block shape.
The inorganic mildew-proof antibacterial liquid provided by the technical scheme has good mildew-proof and antibacterial effects. As shown in figure 3, the compound has good inhibition effect on both mould and bacteria through experimental detection. The antibacterial and mildewproof antibacterial liquid has good transparency, and can be applied to scenes with the requirement on the transparency of the antibacterial and mildewproof liquid, for example, the antibacterial and mildewproof liquid is suitable for decoration after molding and the mildewproof of glass.
Specifically, the organic solvent may be selected from methanol, ethanol, isopropanol or ethylene glycol.
Further, the content of the inorganic mildew-proof antibacterial material is 0-10 wt%, and 0 wt% is not included.
The inorganic mildew-proof antibacterial material provided by the invention has the following advantages:
1) the material has the crystal structure of natural ore, so that the application and further development are facilitated based on the existing knowledge;
2) the material has certain alkalinity, can be stably and purely used in an alkaline environment, does not change at all, and effectively solves the problem of color change and deterioration caused by the organic antibacterial mildew preventive;
3) the elemental composition of the material is beneficial to the growth of algae plants, can be absorbed and degraded by the plants in nature, and is impure to the problem of potential safety hazard of the environment.
4) The material is relatively stable, and even if the material is dissolved under an acidic condition, the mildew-proof antibacterial ions can generate corresponding silicate precipitates, so that the harm of free metal ions to the environment is avoided.
5) The material has strong thixotropic property, and the amount or variety of the viscosity reducer can be selected according to the use requirement environment to regulate and control the viscosity of the system.
6) The material has the characteristics of safety and no toxicity, and is expected to be used for the preservation of vegetables and fruits, the preservation of various daily necessities and the prevention and treatment of plant germs.
The invention synthesizes the inorganic mildew-proof antibacterial material similar to natural ore material for the first time. The material can be used as a mildew-proof antibacterial agent, and the prepared aqueous solution is transparent, so that the use requirement of scenes with mildew-proof antibacterial requirements of transparent coatings can be met.
Drawings
FIG. 1 is an optical photograph of the copper, zinc, nickel and cobalt containing antifungal and antibacterial materials synthesized by the present invention and their respective aqueous solutions. Wherein, the water solution of the copper, cobalt, zinc and nickel mildew-proof antibacterial material is transparent solution with various colors.
FIG. 2 is an optical photograph of the silver-containing antifungal and antibacterial materials of the present invention and their respective aqueous solutions. The silver mildew-proof antibacterial material has various colors, is transparent solution with various colors at the early stage after being dissolved in water, and can be changed into colorless transparent solution after being added with the oxidation assistant.
FIG. 3 shows the fresh-keeping effect of the composite material of copper, nickel and copper-nickel on steamed bread. Wherein, the storage condition of the tested sample is that the sample is placed indoors for one year in an open way at normal temperature, and the blank contrast is seriously mildewed.
FIG. 4 is a report of the mildew resistance of a paint film formed by compounding the inorganic copper mildew-resistant antibacterial material obtained in example 1 of the present invention with an emulsion at a concentration of 1 mt%.
Fig. 5 is an antibacterial test report of the silver inorganic mildewproof antibacterial material obtained in example 3 of the present invention.
Detailed Description
The principles and features of this invention are described below in conjunction with examples which are set forth to illustrate, but are not to be construed to limit the scope of the invention.
Example 1:
1) mixing 0.8M sodium silicate solution, 0.54M magnesium sulfate and 0.05M copper sulfate solution according to a volume ratio of 1:1, uniformly mixing, adjusting the pH value to 8 by using a dilute sulfuric acid solution, maintaining the reaction temperature at 90 ℃, and continuously stirring for 5 hours to obtain an inorganic mildew-proof antibacterial precursor;
2) transferring the inorganic mildew-proof antibacterial precursor obtained in the step 1) into a high-temperature high-pressure reaction kettle, carrying out hydrothermal crystallization at 260 ℃ for 8h, cooling, taking out, washing with water until no sulfate radical remains, and drying to obtain the copper inorganic mildew-proof antibacterial material, wherein the chemical formula is as follows: na (Na)0.6(Si8Mg5.4Cu0.5O20(OH)4)·6H2O。
Example 2:
1) mixing 0.8M fumed silica, 0.2M magnesium oxide, 0.03M nickel sulfate and 0.4M aluminum sulfate according to a volume ratio of 1: 1:1, uniformly mixing, adjusting the pH value to 13 by using a sodium hydroxide solution, maintaining the reaction temperature at 25 ℃, and continuously stirring for 36 hours to obtain an inorganic mildew-proof antibacterial precursor;
2) transferring the inorganic mildew-proof antibacterial precursor obtained in the step 1) into a high-temperature high-pressure reaction kettle, carrying out hydrothermal crystallization at 120 ℃ for 72h, cooling, taking out, washing with water until no sulfate radical remains, and drying to obtain the nickel inorganic mildew-proof antibacterial material, wherein the chemical formula is as follows: na (Na)0.5(Si8Mg2(Ni0.3Al4)O20(OH)4)·3H2O。
Example 3:
1)1) mixing silica sol containing 0.8M of silicon dioxide, 0.27M basic magnesium carbonate, 0.03M silver nitrate, 0.03M stannous sulfate and 0.03M boric acid according to the volume ratio of 1: 1: 1:1, uniformly mixing, adjusting the pH value to 10 by using a sodium hydroxide solution, maintaining the reaction temperature at 0 ℃, and continuously stirring for 48 hours to obtain an inorganic mildew-proof antibacterial precursor;
2) transferring the inorganic mildew-proof antibacterial precursor obtained in the step 1) into a high-temperature high-pressure reaction kettle, carrying out hydrothermal crystallization at 350 ℃ for 0.1h, cooling, taking out, washing with water until no sulfate radical remains, and drying to obtain the silver inorganic mildew-proof antibacterial material, wherein the chemical formula is as follows: na (Na)0.5(Si8Mg5.4(Ag0.3Sn0.3)O20(OH)3.1(BO3)0.3)·2H2O。
Example 4:
1)1) mixing 0.8M potassium silicate, 0.34M magnesium acetate, 0.05M nickel sulfate and 0.01M titanium sulfate according to the volume ratio of 1: 1:1, uniformly mixing, adjusting the pH value to 7 by using a dilute sulfuric acid solution, maintaining the reaction temperature at 120 ℃, and continuously stirring for 0.1 hour to obtain an inorganic mildew-proof antibacterial precursor;
2) transferring the inorganic mildew-proof antibacterial precursor obtained in the step 1) into a high-temperature high-pressure reaction kettle, carrying out hydrothermal crystallization at 200 ℃ for 16h, cooling, taking out, washing with water until no sulfate radical remains, and drying to obtain the nickel inorganic mildew-proof antibacterial material, wherein the chemical formula is as follows: k0.5(Si8Mg3.4(Ni0.5Ti0.1)O20(OH)4)·7H2O。
Example 5:
1) mixing 0.8M fumed silica, 0.6M magnesium oxide +0.2M sodium fluoride, 0.05M cobalt sulfate +0.05M manganese sulfate according to a volume ratio of 1: 1:1, uniformly mixing, adjusting the pH value to 11 by using a sodium hydroxide solution, maintaining the reaction temperature at 65 ℃, and continuously stirring for 5 hours to obtain an inorganic mildew-proof antibacterial precursor;
2) transferring the inorganic mildew-proof antibacterial precursor obtained in the step 1) into a high-temperature high-pressure reaction kettle, carrying out hydrothermal crystallization at 160 ℃ for 30h, cooling, taking out, washing with water until no sulfate radical remains, and drying to obtain the cobalt inorganic mildew-proof antibacterial material, wherein the chemical formula is as follows: na (Na)0.2(Si8Mg2(Co0.5Mn0.5)O20(OH)4)·5H2O。
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (5)
1. An inorganic mildew-proof antibacterial material is characterized in that: can be dispersed in water or organic solvent aqueous solution to form transparent solution;
the chemical formula of the inorganic mildew-proof antibacterial material is Nak(Si8Mgx(AyBz)O20(OH)mRn)·tH2O, wherein:
a is an antibacterial cation, and A is selected from Cu;
b is modified cation, and is selected from any one or more of Li, Na, K, Al, Ca, V, Cr, Mn, Ge and Sn;
r is selected from any one or more of C-containing anionic groups, F-containing anionic groups, As-containing anionic groups, P-containing anionic groups or B-containing anionic groups;
0≤k<1；4<x+y+z<7，0＜y+z≤5；m+n≤4；0<t<8。
2. a method for preparing the inorganic mildew-proof antibacterial material according to claim 1, which is characterized by comprising the following steps: the inorganic mildew-resistant antibacterial material of claim 1 is prepared by a hydrothermal synthesis method.
3. The method for preparing the inorganic mildew-proof antibacterial material according to claim 2, characterized by comprising the following steps:
1) mixing a magnesium-containing compound, a silicon-containing compound and a compound containing a mildew-proof antibacterial element according to a metering ratio, or mixing the magnesium-containing compound, the silicon-containing compound, the compound containing the mildew-proof antibacterial element and a modified compound according to the metering ratio, adjusting the pH value to 7-13, and reacting for 0.1-48h at the temperature of 0-120 ℃ to obtain an inorganic mildew-proof antibacterial precursor;
the magnesium-containing compound is selected from any one or more of magnesium sulfate, magnesium nitrate, magnesium chloride, magnesium acetate, magnesium carbonate, basic magnesium carbonate, magnesium oxide and magnesium hydroxide;
the silicon-containing compound is selected from any one or mixture of more of sodium silicate, lithium silicate, potassium silicate, sodium fluosilicate, potassium fluosilicate, magnesium fluosilicate, silicon dioxide and silica sol;
the mildew-proof antibacterial element is selected from copper;
the modified compound is selected from any one or more of a lithium salt compound, a sodium salt compound, a potassium salt compound, an aluminum salt compound, a calcium salt compound, a vanadium salt compound, a chromium salt compound, a manganese salt compound, a germanium salt compound and a tin salt compound;
2) and (2) reacting the inorganic mildew-proof antibacterial precursor obtained in the step 1) at high temperature and high pressure, wherein the reaction temperature is 120-350 ℃, the reaction time is 0.1-72h, cooling after the reaction is finished, removing redundant impurities, and drying to obtain the inorganic mildew-proof antibacterial material.
4. The method for preparing the inorganic mildew-proof antibacterial material according to claim 3, characterized by comprising the following steps:
the metering ratio of the silicon-containing compound, the magnesium-containing compound, the mildew-proof antibacterial element and the modified compound is as follows: 8: 2-7: 0-1: 0-5, and the contents of the mildew-proof antibacterial element and the modified compound are not 0.
5. The use of the inorganic antifungal and antibacterial material according to claim 1, wherein: can be used as inorganic antimildew and antibacterial agent.
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