CN110313470A - 一种接枝胍盐聚合物中空介孔二氧化硅抗菌剂的制备方法 - Google Patents
一种接枝胍盐聚合物中空介孔二氧化硅抗菌剂的制备方法 Download PDFInfo
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- CN110313470A CN110313470A CN201910597409.9A CN201910597409A CN110313470A CN 110313470 A CN110313470 A CN 110313470A CN 201910597409 A CN201910597409 A CN 201910597409A CN 110313470 A CN110313470 A CN 110313470A
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- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 title claims abstract description 84
- 229910052814 silicon oxide Inorganic materials 0.000 title claims abstract description 48
- 239000003242 anti bacterial agent Substances 0.000 title claims abstract description 31
- 150000002357 guanidines Chemical class 0.000 title claims abstract description 23
- 238000002360 preparation method Methods 0.000 title claims abstract description 22
- 229920000642 polymer Polymers 0.000 title claims abstract description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 46
- 239000008367 deionised water Substances 0.000 claims abstract description 28
- 229910021641 deionized water Inorganic materials 0.000 claims abstract description 28
- 239000003995 emulsifying agent Substances 0.000 claims abstract description 18
- 239000000377 silicon dioxide Substances 0.000 claims abstract description 18
- 238000000034 method Methods 0.000 claims abstract description 17
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims abstract description 15
- 239000007864 aqueous solution Substances 0.000 claims abstract description 13
- 239000003431 cross linking reagent Substances 0.000 claims abstract description 13
- 238000013019 agitation Methods 0.000 claims abstract description 11
- 230000002209 hydrophobic effect Effects 0.000 claims abstract description 11
- 239000004005 microsphere Substances 0.000 claims abstract description 11
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 11
- 239000010703 silicon Substances 0.000 claims abstract description 11
- 239000002904 solvent Substances 0.000 claims abstract description 11
- 239000003921 oil Substances 0.000 claims abstract description 10
- 230000001804 emulsifying effect Effects 0.000 claims abstract description 9
- 239000000178 monomer Substances 0.000 claims abstract description 9
- 239000003381 stabilizer Substances 0.000 claims abstract description 9
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims abstract description 7
- 235000012239 silicon dioxide Nutrition 0.000 claims abstract description 5
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 4
- 239000001301 oxygen Substances 0.000 claims abstract description 4
- 239000004593 Epoxy Substances 0.000 claims abstract description 3
- 230000002194 synthesizing effect Effects 0.000 claims abstract description 3
- 239000000839 emulsion Substances 0.000 claims description 21
- 238000002156 mixing Methods 0.000 claims description 13
- NAQMVNRVTILPCV-UHFFFAOYSA-N hexane-1,6-diamine Chemical compound NCCCCCCN NAQMVNRVTILPCV-UHFFFAOYSA-N 0.000 claims description 12
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 11
- -1 poly (hexamethylene) hydrochloride Polymers 0.000 claims description 9
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 8
- DCAYPVUWAIABOU-UHFFFAOYSA-N hexadecane Chemical compound CCCCCCCCCCCCCCCC DCAYPVUWAIABOU-UHFFFAOYSA-N 0.000 claims description 8
- LZZYPRNAOMGNLH-UHFFFAOYSA-M Cetrimonium bromide Chemical compound [Br-].CCCCCCCCCCCCCCCC[N+](C)(C)C LZZYPRNAOMGNLH-UHFFFAOYSA-M 0.000 claims description 7
- BOTDANWDWHJENH-UHFFFAOYSA-N Tetraethyl orthosilicate Chemical compound CCO[Si](OCC)(OCC)OCC BOTDANWDWHJENH-UHFFFAOYSA-N 0.000 claims description 7
- 239000005457 ice water Substances 0.000 claims description 7
- 229920002545 silicone oil Polymers 0.000 claims description 7
- 238000003756 stirring Methods 0.000 claims description 7
- 238000005406 washing Methods 0.000 claims description 7
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 claims description 6
- 238000006243 chemical reaction Methods 0.000 claims description 6
- 229960000789 guanidine hydrochloride Drugs 0.000 claims description 6
- PJJJBBJSCAKJQF-UHFFFAOYSA-N guanidinium chloride Chemical compound [Cl-].NC(N)=[NH2+] PJJJBBJSCAKJQF-UHFFFAOYSA-N 0.000 claims description 6
- SNRUBQQJIBEYMU-UHFFFAOYSA-N dodecane Chemical compound CCCCCCCCCCCC SNRUBQQJIBEYMU-UHFFFAOYSA-N 0.000 claims description 5
- 229910021529 ammonia Inorganic materials 0.000 claims description 4
- 229960000935 dehydrated alcohol Drugs 0.000 claims description 4
- VILCJCGEZXAXTO-UHFFFAOYSA-N 2,2,2-tetramine Chemical compound NCCNCCNCCN VILCJCGEZXAXTO-UHFFFAOYSA-N 0.000 claims description 2
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 claims description 2
- PIICEJLVQHRZGT-UHFFFAOYSA-N Ethylenediamine Chemical compound NCCN PIICEJLVQHRZGT-UHFFFAOYSA-N 0.000 claims description 2
- NHTMVDHEPJAVLT-UHFFFAOYSA-N Isooctane Chemical compound CC(C)CC(C)(C)C NHTMVDHEPJAVLT-UHFFFAOYSA-N 0.000 claims description 2
- 239000004115 Sodium Silicate Substances 0.000 claims description 2
- DBMJMQXJHONAFJ-UHFFFAOYSA-M Sodium laurylsulphate Chemical compound [Na+].CCCCCCCCCCCCOS([O-])(=O)=O DBMJMQXJHONAFJ-UHFFFAOYSA-M 0.000 claims description 2
- NSOXQYCFHDMMGV-UHFFFAOYSA-N Tetrakis(2-hydroxypropyl)ethylenediamine Chemical compound CC(O)CN(CC(C)O)CCN(CC(C)O)CC(C)O NSOXQYCFHDMMGV-UHFFFAOYSA-N 0.000 claims description 2
- GSEJCLTVZPLZKY-UHFFFAOYSA-N Triethanolamine Chemical compound OCCN(CCO)CCO GSEJCLTVZPLZKY-UHFFFAOYSA-N 0.000 claims description 2
- 239000000908 ammonium hydroxide Substances 0.000 claims description 2
- WOWHHFRSBJGXCM-UHFFFAOYSA-M cetyltrimethylammonium chloride Chemical compound [Cl-].CCCCCCCCCCCCCCCC[N+](C)(C)C WOWHHFRSBJGXCM-UHFFFAOYSA-M 0.000 claims description 2
- JVSWJIKNEAIKJW-UHFFFAOYSA-N dimethyl-hexane Natural products CCCCCC(C)C JVSWJIKNEAIKJW-UHFFFAOYSA-N 0.000 claims description 2
- 239000006185 dispersion Substances 0.000 claims description 2
- TWFQJFPTTMIETC-UHFFFAOYSA-N dodecan-1-amine;hydron;chloride Chemical compound [Cl-].CCCCCCCCCCCC[NH3+] TWFQJFPTTMIETC-UHFFFAOYSA-N 0.000 claims description 2
- 238000004945 emulsification Methods 0.000 claims description 2
- 238000000265 homogenisation Methods 0.000 claims description 2
- 150000002460 imidazoles Chemical class 0.000 claims description 2
- BKIMMITUMNQMOS-UHFFFAOYSA-N nonane Chemical compound CCCCCCCCC BKIMMITUMNQMOS-UHFFFAOYSA-N 0.000 claims description 2
- 239000012071 phase Substances 0.000 claims description 2
- 235000019795 sodium metasilicate Nutrition 0.000 claims description 2
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 claims description 2
- 229910052911 sodium silicate Inorganic materials 0.000 claims description 2
- 239000000243 solution Substances 0.000 claims description 2
- FAGUFWYHJQFNRV-UHFFFAOYSA-N tetraethylenepentamine Chemical compound NCCNCCNCCNCCN FAGUFWYHJQFNRV-UHFFFAOYSA-N 0.000 claims description 2
- 229960001124 trientine Drugs 0.000 claims description 2
- LENZDBCJOHFCAS-UHFFFAOYSA-N tris Chemical compound OCC(N)(CO)CO LENZDBCJOHFCAS-UHFFFAOYSA-N 0.000 claims description 2
- 238000010792 warming Methods 0.000 claims description 2
- IMNFDUFMRHMDMM-UHFFFAOYSA-N N-Heptane Chemical compound CCCCCCC IMNFDUFMRHMDMM-UHFFFAOYSA-N 0.000 claims 2
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 claims 2
- RPNUMPOLZDHAAY-UHFFFAOYSA-N Diethylenetriamine Chemical compound NCCNCCN RPNUMPOLZDHAAY-UHFFFAOYSA-N 0.000 claims 1
- 241000790917 Dioxys <bee> Species 0.000 claims 1
- 229910003978 SiClx Inorganic materials 0.000 claims 1
- 150000001412 amines Chemical class 0.000 claims 1
- 239000003125 aqueous solvent Substances 0.000 claims 1
- 150000004985 diamines Chemical class 0.000 claims 1
- 125000003438 dodecyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 claims 1
- 125000001301 ethoxy group Chemical group [H]C([H])([H])C([H])([H])O* 0.000 claims 1
- 230000002070 germicidal effect Effects 0.000 claims 1
- 150000004702 methyl esters Chemical class 0.000 claims 1
- DIHKMUNUGQVFES-UHFFFAOYSA-N n,n,n',n'-tetraethylethane-1,2-diamine Chemical compound CCN(CC)CCN(CC)CC DIHKMUNUGQVFES-UHFFFAOYSA-N 0.000 claims 1
- 125000000913 palmityl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 claims 1
- RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 claims 1
- 229910052938 sodium sulfate Inorganic materials 0.000 claims 1
- 235000011152 sodium sulphate Nutrition 0.000 claims 1
- 238000001291 vacuum drying Methods 0.000 claims 1
- 239000002994 raw material Substances 0.000 abstract description 4
- 230000001681 protective effect Effects 0.000 abstract description 3
- 230000000845 anti-microbial effect Effects 0.000 abstract description 2
- ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical compound CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 description 18
- 230000000844 anti-bacterial effect Effects 0.000 description 10
- 238000003786 synthesis reaction Methods 0.000 description 10
- 230000015572 biosynthetic process Effects 0.000 description 9
- 238000010586 diagram Methods 0.000 description 6
- 239000000843 powder Substances 0.000 description 6
- 241000588724 Escherichia coli Species 0.000 description 5
- 241000191967 Staphylococcus aureus Species 0.000 description 5
- 238000002815 broth microdilution Methods 0.000 description 5
- 238000001514 detection method Methods 0.000 description 5
- 238000001035 drying Methods 0.000 description 5
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 5
- 239000010931 gold Substances 0.000 description 5
- 229910052737 gold Inorganic materials 0.000 description 5
- 230000002401 inhibitory effect Effects 0.000 description 5
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 4
- 235000019441 ethanol Nutrition 0.000 description 4
- 150000003242 quaternary ammonium salts Chemical class 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 3
- 150000001335 aliphatic alkanes Chemical class 0.000 description 3
- 230000003115 biocidal effect Effects 0.000 description 3
- 125000002091 cationic group Chemical group 0.000 description 3
- 239000006071 cream Substances 0.000 description 3
- 229960004756 ethanol Drugs 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 239000006210 lotion Substances 0.000 description 3
- 230000001954 sterilising effect Effects 0.000 description 3
- GXDHCNNESPLIKD-UHFFFAOYSA-N 2-methylhexane Natural products CCCCC(C)C GXDHCNNESPLIKD-UHFFFAOYSA-N 0.000 description 2
- 206010059866 Drug resistance Diseases 0.000 description 2
- 125000000129 anionic group Chemical group 0.000 description 2
- 229940088710 antibiotic agent Drugs 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- 230000009977 dual effect Effects 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000012875 nonionic emulsifier Substances 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 239000010865 sewage Substances 0.000 description 2
- 239000004408 titanium dioxide Substances 0.000 description 2
- 230000010148 water-pollination Effects 0.000 description 2
- BYACHAOCSIPLCM-UHFFFAOYSA-N 2-[2-[bis(2-hydroxyethyl)amino]ethyl-(2-hydroxyethyl)amino]ethanol Chemical compound OCCN(CCO)CCN(CCO)CCO BYACHAOCSIPLCM-UHFFFAOYSA-N 0.000 description 1
- 241000894006 Bacteria Species 0.000 description 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- CHJJGSNFBQVOTG-UHFFFAOYSA-N N-methyl-guanidine Natural products CNC(N)=N CHJJGSNFBQVOTG-UHFFFAOYSA-N 0.000 description 1
- RCEAADKTGXTDOA-UHFFFAOYSA-N OS(O)(=O)=O.CCCCCCCCCCCC[Na] Chemical compound OS(O)(=O)=O.CCCCCCCCCCCC[Na] RCEAADKTGXTDOA-UHFFFAOYSA-N 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- 241000700605 Viruses Species 0.000 description 1
- 125000000217 alkyl group Chemical group 0.000 description 1
- ZRALSGWEFCBTJO-UHFFFAOYSA-N anhydrous guanidine Natural products NC(N)=N ZRALSGWEFCBTJO-UHFFFAOYSA-N 0.000 description 1
- 239000012874 anionic emulsifier Substances 0.000 description 1
- 150000001450 anions Chemical class 0.000 description 1
- 230000001046 anti-mould Effects 0.000 description 1
- 230000002421 anti-septic effect Effects 0.000 description 1
- 239000002546 antimould Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 150000001732 carboxylic acid derivatives Chemical class 0.000 description 1
- 239000012876 carrier material Substances 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- 210000003850 cellular structure Anatomy 0.000 description 1
- 239000000645 desinfectant Substances 0.000 description 1
- SWSQBOPZIKWTGO-UHFFFAOYSA-N dimethylaminoamidine Natural products CN(C)C(N)=N SWSQBOPZIKWTGO-UHFFFAOYSA-N 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 125000003916 ethylene diamine group Chemical group 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 229960004198 guanidine Drugs 0.000 description 1
- 125000000623 heterocyclic group Chemical group 0.000 description 1
- 235000020603 homogenised milk Nutrition 0.000 description 1
- 150000002496 iodine Chemical class 0.000 description 1
- 230000007794 irritation Effects 0.000 description 1
- 230000002147 killing effect Effects 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 231100000053 low toxicity Toxicity 0.000 description 1
- 229910052752 metalloid Inorganic materials 0.000 description 1
- 150000002738 metalloids Chemical class 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 230000009965 odorless effect Effects 0.000 description 1
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920005862 polyol Polymers 0.000 description 1
- 150000003077 polyols Chemical class 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- BDHFUVZGWQCTTF-UHFFFAOYSA-M sulfonate Chemical compound [O-]S(=O)=O BDHFUVZGWQCTTF-UHFFFAOYSA-M 0.000 description 1
- LFQCEHFDDXELDD-UHFFFAOYSA-N tetramethyl orthosilicate Chemical compound CO[Si](OC)(OC)OC LFQCEHFDDXELDD-UHFFFAOYSA-N 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
- 230000001988 toxicity Effects 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
- 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
- A01N47/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid
- A01N47/40—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid the carbon atom having a double or triple bond to nitrogen, e.g. cyanates, cyanamides
- A01N47/42—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid the carbon atom having a double or triple bond to nitrogen, e.g. cyanates, cyanamides containing —N=CX2 groups, e.g. isothiourea
- A01N47/44—Guanidine; Derivatives thereof
-
- 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
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/281—Treatment of water, waste water, or sewage by sorption using inorganic sorbents
-
- 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
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G83/00—Macromolecular compounds not provided for in groups C08G2/00 - C08G81/00
- C08G83/001—Macromolecular compounds containing organic and inorganic sequences, e.g. organic polymers grafted onto silica
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- General Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Plant Pathology (AREA)
- Dentistry (AREA)
- Wood Science & Technology (AREA)
- Zoology (AREA)
- Environmental Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Inorganic Chemistry (AREA)
- Pest Control & Pesticides (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Agronomy & Crop Science (AREA)
- Polymers & Plastics (AREA)
- Toxicology (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Silicon Compounds (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
本发明公开了一种接枝胍盐聚合物中空介孔二氧化硅抗菌剂及其制备方法,该方法包括(1)细乳液法合成环氧改性中空介孔二氧化硅微球:以无机硅源单体、γ‑缩水甘油醚氧丙基三甲氧基硅烷、疏水溶剂和助稳定剂为油相,乳化剂和去离子水为水相,油相与水相混合后均质乳化得到细乳液;加入交联剂室温磁力搅拌24h后得到环氧改性中空介孔二氧化硅微球;(2)胍盐聚合物‑聚六亚甲基胍盐酸盐(PHMG)的制备;(3)将环氧改性中空介孔二氧化硅超声分散在水中后加入PHMG水溶液,室温下磁力搅拌一定时间后得到接枝胍盐聚合物中空介孔二氧化硅微球。本发明将PHMG接枝到中空介孔二氧化硅微球表面制得一种新型抗菌剂,其抗菌性能优异且所涉及原料价廉易得、绿色环保。
Description
技术领域
本发明涉及功能复合材料技术领域,特别涉及了一种接枝胍盐聚合物中空介孔二氧化硅抗菌复合材料的制备方法。
背景技术
中空介孔二氧化硅球兼具中空和介孔的双重优点,规则的孔道结构和球状的中空部分都大大提高了其比表面积,且原材料丰富、价格低廉、制备简单,生物利用度高、易于化学修饰等众多优点使其成为良好的载体材料应用于催化、生物医药等方方面面,特别是在药物缓释方面显示出良好的应用前景。
作为一种胍盐聚合物,聚六亚甲基胍盐酸盐(PHMG)易溶于水,其水溶液无色无味,不燃不爆,对细菌和病毒有着极强的杀灭作用,且高效广谱、长期抑菌、不产生耐药性,对各类金属材料无腐蚀,环境可降解,绿色环保,低毒,使用安全,广泛应用于各类领域的杀菌防霉,与季铵盐类、碘类、醇类消毒剂比较,PHMG杀菌效果最优,且刺激性、腐蚀性、毒性最低。
在抗菌材料领域,纳米二氧化硅通常作为一种载体负载Ag等抗菌剂,以开发出高效、持久、耐高温、广谱抗菌的纳米抗菌粉,可广泛用于票据、医疗化学、化学建筑、家电制品、功能纤维、塑料制品等行业中。
针对各有特点的中空介孔二氧化硅球与胍盐聚合物,在现有技术中并没有关于二者结合使用相关报道,因此,如何实现二者的结合使用,以达到结合二者各自特点实现充分利用,是现今急需解决的技术问题。
发明内容
本发明主要解决的技术问题是提供一种接枝胍盐聚合物中空介孔二氧化硅抗菌剂的制备方法,以解决现有技术中无法实现中空介孔二氧化硅和胍盐聚合物结合使用的问题。
本发明提供一种接枝胍盐聚合物中空介孔二氧化硅抗菌剂的制备方法,该方法包括以下步骤:
细乳液法合成环氧改性中空介孔二氧化硅微球:
以无机硅源单体、γ-缩水甘油醚氧丙基三甲氧基硅烷(KH560)和疏水溶剂和助稳定剂混合,超声15-30min,形成均匀油相,乳化剂和去离子水混合搅拌20-30min形成水相,将油相缓慢加入到水相中持续搅拌20-30min后得到预乳液,冰水浴下将预乳液使用均质乳化机高速均质分散后得到细乳液;在所得细乳液中加入交联剂室温磁力搅拌24h后得到环氧改性中空介孔二氧化硅微球,用无水乙醇低速离心洗涤3-5次后烘干备用;
所述无机硅源单体的质量为所述预乳液质量的3%~15%;所述KH560的质量为无机硅源单体质量的1%~30%;所述疏水溶剂的质量为所述预乳液质量的1%~10%;所述助稳定剂的质量为所述预乳液质量的0.5%~5%;所述乳化剂的质量为所述预乳液质量的0.1%~1%;所述去离子水的质量为所述预乳液质量的70%~90%;所述交联剂的质量为所述细乳液质量的0.1%~1%;
(2)胍盐聚合物-聚六亚甲基胍盐酸盐(PHMG)的制备:
将1,6-己二胺(HMDA)、盐酸胍(GHC)加入到反应器中120℃反应2-3h后升温至160℃继续反应3-6h后得到PHMG,放入到80℃真空干燥箱中24h除去剩余氨气,加入去离子水配置成25wt%的PHMG水溶液,反应过程中释放的氨气用0.1mol/L盐酸水溶液吸收;
所述HMDA与GHC的摩尔比为HMDA:GHC=1.1:1;
(3)将环氧改性中空介孔二氧化硅微球超声分散在去离子水中后加入步骤(2)得到的25wt%PHMG水溶液,室温下磁力搅拌一定时间后得到接枝胍盐聚合物中空介孔二氧化硅微球,通过用去离子水低速离心洗涤5-7遍除去过量的PHMG;
所诉述环氧改性中空介孔二氧化硅微球的质量为0.1-0.3g,去离子水的质量为250g,25wt%PHMG水溶液的质量为2-4g。
步骤(1)中所述无机硅源单体为正硅酸甲酯、正硅酸乙酯、硅酸钠中的一种;
步骤(1)中所述疏水溶剂为异辛烷、异庚烷、正壬烷、十二烷、十六烷、乙酸乙酯、甲基硅油中的一种或多种;
步骤(1)中,所述乳化剂包括阳离子型、阴离子型和非离子型乳化剂;优选阳离子型乳化剂为烷基季铵盐、含杂原子的季铵盐、含有苯环的季铵盐、含杂环的季铵盐、胺盐型等阳离子乳化剂中的一种;优选阴离子型乳化剂为羧酸盐型、磺酸盐型、硫酸盐型等阴离子乳化剂中的一种;优选非离子型乳化剂为聚氧乙烯型、多元醇型等非离子乳化剂中的一种;进一步优选乳化剂为十二烷基氯化铵、十六烷基三甲基氯化铵、十六烷基三甲基溴化铵、十六烷基三甲基对甲苯磺酸铵、十二烷基硫酸钠、十二烷基苯磺酸钠、十二烷基磺酸钠中的一种或多种;
步骤(1)中所述均质乳化机剪切速率为10000~23000rpm,乳化时间在5-10min;
步骤(1)中所述交联剂为所述交联剂为乙二胺、三乙胺、三乙醇胺、四乙烯五胺、二乙烯三胺、三乙烯四胺、氨水、三羟甲基氨基甲烷、四羟乙基乙二胺、四羟丙基乙二胺、四乙基乙二胺、1,8-双二甲氨基奈、咪唑中的一种;
步骤(3)中搅拌时间为24-48h。
本发明相比于现有技术具有以下优点:
1.相对于其他的无机、有机合成抗菌剂,PHMG的成本较低,杀菌效果高效广谱、长期抑菌、且不产生耐药性,无毒、无腐蚀、无泡沫、无挥发;不燃烧、不爆炸;
2.为了使得合成工艺变的简单,本发明采用细乳液法一步合成了中空介孔二氧化硅;总体来看本发明操作工艺简单、绿色环保;
3.PHMG的接枝在赋予中空介孔二氧化硅高效、持久抗菌性能的同时,增加了中空介孔二氧化硅的亲水性,这对于生物应用是非常重要的,同时凭借着中空介孔二氧化硅优异的吸附性能,该种抗菌剂在污水处理方面可以起到吸附污染物和高效杀菌的双重作用,具有很大的潜力。
附图说明
图1为接枝胍盐聚合物中空介孔二氧化硅抗菌剂的合成示意图;
图2为接枝PHMG前后中空介孔二氧化硅的红外图;
图3为接枝PHMG后中空介孔二氧化硅的TEM图。
具体实施方式
下面对本发明的实施例作详细说明,本实施例在以本发明技术方案为前提下进行实施,给出了详细的实施方式和具体的操作过程,但本发明的保护范围不限于下述的实施例。
实施例1
称取100g去离子水、0.5g乳化剂十六烷基三甲基溴化铵混合,充分搅拌20-30min形成水相,称取13g正硅酸乙酯、0.65g KH560、1.5g疏水溶剂甲基硅油、0.5g助稳定剂十六烷混合,超声15-30min形成油相,将油相缓慢加入到水相中持续搅拌20-30min后得到预乳液;冰水浴条件下,使用均质乳化机在16000rpm转速下乳化预乳液5min,制得细乳液;向细乳液中加入0.38g交联剂三乙胺室温搅拌24h,得到环氧改性中空介孔二氧化硅,使用无水乙醇低速离心洗涤3-5遍后烘干备用;
将0.2g的环氧改性中空介孔二氧化硅超声分散在250ml去离子水中后加入25wt%PHMG水溶液3g,室温下磁力搅拌36h后使用去离子水低速离心洗涤5-7遍除去多余的PHMG,烘干后得到PHMG接枝中空介孔二氧化硅抗菌粉末;
其中接枝胍盐聚合物中空介孔二氧化硅抗菌剂的合成示意图如图1。
本实施例制得的PHMG接枝中空介孔二氧化硅抗菌剂中空结构明显,壳层壁厚在35nm左右,其亲水性能优于未接枝PHMG的中空介孔二氧化硅,所得抗菌剂对大肠杆菌和金黄色葡萄球菌的最小抑菌浓度(MIC)分别为64g/L和64g/L。(检测方法:常量肉汤稀释法)
实施例2
称取100g去离子水、0.5g乳化剂十六烷基三甲基溴化铵混合,充分搅拌20-30min形成水相,称取13g正硅酸乙酯、1.3g KH560、1.5g疏水溶剂甲基硅油、0.5g助稳定剂十六烷混合,超声15-30min形成油相,将油相缓慢加入到水相中持续搅拌20-30min后得到预乳液;冰水浴条件下,使用均质乳化机在16000rpm转速下乳化预乳液5min,制得细乳液;向细乳液中加入0.38g交联剂三乙胺室温搅拌24h,得到环氧改性中空介孔二氧化硅,使用无水乙醇低速离心洗涤3-5遍后烘干备用;
将0.2g的环氧改性中空介孔二氧化硅超声分散在250ml去离子水中后加入25wt%PHMG水溶液3g,室温下磁力搅拌36h后使用去离子水低速离心洗涤5-7遍除去多余的PHMG,烘干后得到PHMG接枝中空介孔二氧化硅抗菌粉末;
其中接枝胍盐聚合物中空介孔二氧化硅抗菌剂的合成示意图如图1。
本实施例制得的PHMG接枝中空介孔二氧化硅抗菌剂中空结构明显,壳层壁厚在35nm左右,其亲水性能优于未接枝PHMG的中空介孔二氧化硅,所得抗菌剂对大肠杆菌和金黄色葡萄球菌的最小抑菌浓度(MIC)分别为32g/L和32g/L。(检测方法:常量肉汤稀释法)
实施例3
称取100g去离子水、0.5g乳化剂十六烷基三甲基溴化铵混合,充分搅拌20-30min形成水相,称取13g正硅酸乙酯、1.95g KH560、1.5g疏水溶剂甲基硅油、0.5g助稳定剂十六烷混合,超声15-30min形成油相,将油相缓慢加入到水相中持续搅拌20-30min后得到预乳液;冰水浴条件下,使用均质乳化机在16000rpm转速下乳化预乳液5min,制得细乳液;向细乳液中加入0.38g交联剂三乙胺室温搅拌24h,得到环氧改性中空介孔二氧化硅,使用无水乙醇低速离心洗涤3-5遍后烘干备用;
将0.2g的环氧改性中空介孔二氧化硅超声分散在250ml去离子水中后加入25wt%PHMG水溶液3g,室温下磁力搅拌36h后使用去离子水低速离心洗涤5-7遍除去多余的PHMG,烘干后得到PHMG接枝中空介孔二氧化硅抗菌粉末;
其中接枝胍盐聚合物中空介孔二氧化硅抗菌剂的合成示意图如图1。
本实施例制得的PHMG接枝中空介孔二氧化硅抗菌剂中空结构明显,壳层壁厚在35nm左右,其亲水性能优于未接枝PHMG的中空介孔二氧化硅,所得抗菌剂对大肠杆菌和金黄色葡萄球菌的最小抑菌浓度(MIC)分别为16g/L和16g/L。(检测方法:常量肉汤稀释法)
实施例4
称取100g去离子水、0.5g乳化剂十六烷基三甲基溴化铵混合,充分搅拌20-30min形成水相,称取13g正硅酸乙酯、2.6g KH560、1.5g疏水溶剂甲基硅油、0.5g助稳定剂十六烷混合,超声15-30min形成油相,将油相缓慢加入到水相中持续搅拌20-30min后得到预乳液;冰水浴条件下,使用均质乳化机在16000rpm转速下乳化预乳液5min,制得细乳液;向细乳液中加入0.38g交联剂三乙胺室温搅拌24h,得到环氧改性中空介孔二氧化硅,使用无水乙醇低速离心洗涤3-5遍后烘干备用;
将0.2g的环氧改性中空介孔二氧化硅超声分散在250ml去离子水中后加入25wt%PHMG水溶液3g,室温下磁力搅拌36h后使用去离子水低速离心洗涤5-7遍除去多余的PHMG,烘干后得到PHMG接枝中空介孔二氧化硅抗菌粉末;
其中接枝胍盐聚合物中空介孔二氧化硅抗菌剂的合成示意图如图1。
本实施例制得的PHMG接枝中空介孔二氧化硅抗菌剂中空结构明显,壳层壁厚在35nm左右,其亲水性能优于未接枝PHMG的中空介孔二氧化硅,所得抗菌剂对大肠杆菌和金黄色葡萄球菌的最小抑菌浓度(MIC)分别为8g/L和8g/L。(检测方法:常量肉汤稀释法)
实施例5
称取100g去离子水、0.5g乳化剂十六烷基三甲基溴化铵混合,充分搅拌20-30min形成水相,称取13g正硅酸乙酯、3.25g KH560、1.5g疏水溶剂甲基硅油、0.5g助稳定剂十六烷混合,超声15-30min形成油相,将油相缓慢加入到水相中持续搅拌20-30min后得到预乳液;冰水浴条件下,使用均质乳化机在16000rpm转速下乳化预乳液5min,制得细乳液;向细乳液中加入0.38g交联剂三乙胺室温搅拌24h,得到环氧改性中空介孔二氧化硅,使用无水乙醇低速离心洗涤3-5遍后烘干备用;
将0.2g的环氧改性中空介孔二氧化硅超声分散在250ml去离子水中后加入25wt%PHMG水溶液3g,室温下磁力搅拌36h后使用去离子水低速离心洗涤5-7遍除去多余的PHMG,烘干后得到PHMG接枝中空介孔二氧化硅抗菌粉末;
其中接枝胍盐聚合物中空介孔二氧化硅抗菌剂的合成示意图如图1。
本实施例制得的PHMG接枝中空介孔二氧化硅抗菌剂中空结构明显,壳层壁厚在35nm左右,其亲水性能优于未接枝PHMG的中空介孔二氧化硅,所得抗菌剂对大肠杆菌和金黄色葡萄球菌的最小抑菌浓度(MIC)分别为8g/L和8g/L。(检测方法:常量肉汤稀释法)
本发明所列举的各原料,以及本发明各原料的上下限、区间取值,以及工艺参数(如温度、时间等)的上下限、区间取值都能实现本发明,在此不一一列举实施例。
实施例6
在本实施例中选取实施例1制备所得PHMG接枝中空介孔二氧化硅抗菌剂与中空介质二氧化硅进行红外图谱对比,其生成的红外图如图2,从图2中可以看出接枝PHMG后在1640cm-1左右的峰变强,此处为胍基特征吸收峰的位置,说明PHMG已经成功接枝到中空介孔二氧化硅表面;
同时对合成的抗菌剂进行电镜扫描,结果如图3,所合成的抗菌剂中空结构明显,壳层壁厚在35nm左右。
由上述可以看出,本发明提供的抗菌剂,成本低、工艺简单,且结合PHMG的接枝在赋予中空介孔二氧化硅高效、持久抗菌性能的同时,增加了中空介孔二氧化硅的亲水性,这对于生物应用是非常重要的,同时凭借着中空介孔二氧化硅优异的吸附性能,该种抗菌剂在污水处理方面可以起到吸附污染物和高效杀菌的双重作用,具有很大的潜力。
Claims (9)
1.一种接枝胍盐聚合物中空介孔二氧化硅抗菌剂的制备方法,其特征在于,该方法包括以下步骤:
步骤一、细乳液法合成环氧改性中空介孔二氧化硅微球
以无机硅源单体、缩写为KH560的γ-缩水甘油醚氧丙基三甲氧基硅烷、疏水溶剂和助稳定剂混合,超声处理15-30min,形成均匀油相,乳化剂和去离子水混合搅拌20-30min形成水相,将油相缓慢加入到水相中持续搅拌20-30min后得到预乳液,冰水浴下将预乳液使用均质乳化机高速均质分散后得到细乳液;在所得细乳液中加入交联剂,室温磁力搅拌24h,得到环氧改性中空介孔二氧化硅微球,用无水乙醇低速离心洗涤3-5次后烘干备用;
步骤二、胍盐聚合物-聚六亚甲基胍盐酸盐的制备
将1,6-己二胺、盐酸胍加入到反应器中120℃反应2-3h后升温至160℃继续反应3-6h后得到缩写为PHMG的胍盐聚合物-聚六亚甲基胍盐酸盐,将制备的PHMG放入到80℃真空干燥箱中24h除去剩余氨气,加入去离子水配置成25wt%的PHMG水溶液,反应过程中释放的氨气用0.1mol/L盐酸水溶液吸收;
步骤三、将步骤一制备的环氧改性中空介孔二氧化硅微球超声分散在去离子水中,加入步骤二得到的25wt%PHMG水溶液,室温下磁力搅拌24-48h后得到接枝胍盐聚合物中空介孔二氧化硅抗菌剂,通过用去离子水低速离心洗涤5-7遍除去过量的PHMG。
2.根据权利要求1所述的制备方法,其特征在于:步骤一中所述无机硅源单体为正硅酸甲酯、正硅酸乙酯、硅酸钠中的一种。
3.根据权利要求2所述的制备方法,其特征在于:步骤一中所述疏水溶剂为异辛烷、异庚烷、正壬烷、十二烷、十六烷、乙酸乙酯、甲基硅油中的一种或多种。
4.根据权力要求3所述的制备方法,其特征在于:步骤一中,乳化剂为十二烷基氯化铵、十六烷基三甲基氯化铵、十六烷基三甲基溴化铵、十六烷基三甲基对甲苯磺酸铵、十二烷基硫酸钠、十二烷基苯磺酸钠、十二烷基磺酸钠中的一种或多种。
5.根据权利要求4所述的制备方法,其特征在于:步骤一中所述均质乳化机剪切速率为10000~23000rpm,乳化时间在5-10min。
6.根据权利要求5所述的制备方法,其特征在于:步骤一中所述交联剂为乙二胺、三乙胺、三乙醇胺、四乙烯五胺、二乙烯三胺、三乙烯四胺、氨水、三羟甲基氨基甲烷、四羟乙基乙二胺、四羟丙基乙二胺、四乙基乙二胺、1,8-双二甲氨基奈、咪唑中的一种。
7.根据权利要求6所述的制备方法,其特征在于:步骤一种所述无机硅源单体的质量为所述预乳液质量的3%~15%;所述KH560的质量为无机硅源单体质量的1%~30%;所述疏水溶剂的质量为所述预乳液质量的1%~10%;所述助稳定剂的质量为所述预乳液质量的0.5%~5%;所述乳化剂的质量为所述预乳液质量的0.1%~1%;所述去离子水的质量为所述预乳液质量的70%~90%;所述交联剂的质量为所述细乳液质量的0.1%~1%。
8.根据权利要求7所述的制备方法,其特征在于:步骤二中1,6-己二胺与盐酸胍的摩尔比为1.1:1。
9.根据权利要求8所述的制备方法,其特征在于:步骤三中所述环氧改性中空介孔二氧化硅微球的质量为0.1-0.3g,去离子水的质量为250g,25wt%PHMG水溶液的质量为2-4g。
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