CN115197544B - Medical sanitary antibacterial ultraviolet-resistant function filling master batch and application thereof - Google Patents
Medical sanitary antibacterial ultraviolet-resistant function filling master batch and application thereof Download PDFInfo
- Publication number
- CN115197544B CN115197544B CN202110401679.5A CN202110401679A CN115197544B CN 115197544 B CN115197544 B CN 115197544B CN 202110401679 A CN202110401679 A CN 202110401679A CN 115197544 B CN115197544 B CN 115197544B
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- powder
- master batch
- ultraviolet
- antibacterial
- filling master
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- 230000000844 anti-bacterial effect Effects 0.000 title claims abstract description 58
- 239000004594 Masterbatch (MB) Substances 0.000 title claims abstract description 51
- 238000011049 filling Methods 0.000 title claims abstract description 42
- 239000000843 powder Substances 0.000 claims abstract description 69
- 230000002155 anti-virotic effect Effects 0.000 claims abstract description 32
- 239000000463 material Substances 0.000 claims abstract description 28
- 239000002245 particle Substances 0.000 claims abstract description 28
- 229920003023 plastic Polymers 0.000 claims abstract description 21
- 239000004033 plastic Substances 0.000 claims abstract description 21
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims abstract description 18
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 11
- 239000012752 auxiliary agent Substances 0.000 claims abstract description 11
- 239000004408 titanium dioxide Substances 0.000 claims abstract description 9
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 claims abstract description 8
- 229910000420 cerium oxide Inorganic materials 0.000 claims abstract description 8
- BMMGVYCKOGBVEV-UHFFFAOYSA-N oxo(oxoceriooxy)cerium Chemical group [Ce]=O.O=[Ce]=O BMMGVYCKOGBVEV-UHFFFAOYSA-N 0.000 claims abstract description 8
- 238000002156 mixing Methods 0.000 claims abstract description 6
- 239000005022 packaging material Substances 0.000 claims abstract description 6
- 229910021536 Zeolite Inorganic materials 0.000 claims abstract description 5
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 claims abstract description 5
- 229910021389 graphene Inorganic materials 0.000 claims abstract description 5
- 230000004224 protection Effects 0.000 claims abstract description 5
- 239000010457 zeolite Substances 0.000 claims abstract description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical group [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 3
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims abstract description 3
- 229910052802 copper Inorganic materials 0.000 claims abstract description 3
- 239000010949 copper Substances 0.000 claims abstract description 3
- 229910052725 zinc Inorganic materials 0.000 claims abstract description 3
- 239000011701 zinc Substances 0.000 claims abstract description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 126
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 56
- 239000011858 nanopowder Substances 0.000 claims description 55
- 239000006185 dispersion Substances 0.000 claims description 32
- 239000007788 liquid Substances 0.000 claims description 26
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 claims description 16
- 238000000498 ball milling Methods 0.000 claims description 16
- 239000007822 coupling agent Substances 0.000 claims description 16
- 229910052726 zirconium Inorganic materials 0.000 claims description 16
- 238000002360 preparation method Methods 0.000 claims description 14
- 238000003756 stirring Methods 0.000 claims description 14
- -1 polyethylene Polymers 0.000 claims description 12
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims description 10
- 239000002270 dispersing agent Substances 0.000 claims description 10
- 238000009210 therapy by ultrasound Methods 0.000 claims description 10
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 9
- 239000001301 oxygen Substances 0.000 claims description 9
- 229910052760 oxygen Inorganic materials 0.000 claims description 9
- 238000005096 rolling process Methods 0.000 claims description 9
- ZOIORXHNWRGPMV-UHFFFAOYSA-N acetic acid;zinc Chemical compound [Zn].CC(O)=O.CC(O)=O ZOIORXHNWRGPMV-UHFFFAOYSA-N 0.000 claims description 8
- 238000004140 cleaning Methods 0.000 claims description 8
- OPQARKPSCNTWTJ-UHFFFAOYSA-L copper(ii) acetate Chemical compound [Cu+2].CC([O-])=O.CC([O-])=O OPQARKPSCNTWTJ-UHFFFAOYSA-L 0.000 claims description 8
- 238000001035 drying Methods 0.000 claims description 8
- 239000011259 mixed solution Substances 0.000 claims description 8
- 238000000926 separation method Methods 0.000 claims description 8
- 239000000243 solution Substances 0.000 claims description 8
- 239000004246 zinc acetate Substances 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 7
- JKIJEFPNVSHHEI-UHFFFAOYSA-N Phenol, 2,4-bis(1,1-dimethylethyl)-, phosphite (3:1) Chemical compound CC(C)(C)C1=CC(C(C)(C)C)=CC=C1OP(OC=1C(=CC(=CC=1)C(C)(C)C)C(C)(C)C)OC1=CC=C(C(C)(C)C)C=C1C(C)(C)C JKIJEFPNVSHHEI-UHFFFAOYSA-N 0.000 claims description 6
- 239000002202 Polyethylene glycol Substances 0.000 claims description 6
- 150000004645 aluminates Chemical class 0.000 claims description 6
- 239000003963 antioxidant agent Substances 0.000 claims description 6
- 230000003078 antioxidant effect Effects 0.000 claims description 6
- 229920001223 polyethylene glycol Polymers 0.000 claims description 6
- 239000012279 sodium borohydride Substances 0.000 claims description 6
- 229910000033 sodium borohydride Inorganic materials 0.000 claims description 6
- 229920002678 cellulose Polymers 0.000 claims description 5
- 239000001913 cellulose Substances 0.000 claims description 5
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 claims description 5
- 229920001495 poly(sodium acrylate) polymer Polymers 0.000 claims description 5
- 229940051841 polyoxyethylene ether Drugs 0.000 claims description 5
- 229920000056 polyoxyethylene ether Polymers 0.000 claims description 5
- NNMHYFLPFNGQFZ-UHFFFAOYSA-M sodium polyacrylate Chemical compound [Na+].[O-]C(=O)C=C NNMHYFLPFNGQFZ-UHFFFAOYSA-M 0.000 claims description 5
- BDHFUVZGWQCTTF-UHFFFAOYSA-M sulfonate Chemical compound [O-]S(=O)=O BDHFUVZGWQCTTF-UHFFFAOYSA-M 0.000 claims description 5
- HMVCFZCJPVUFQG-UHFFFAOYSA-N C(CCCCCCCCCCCCCCCCC)(=O)N.C(CCCCCCCCCCCCCCCCC)(=O)N.OCCC=C Chemical group C(CCCCCCCCCCCCCCCCC)(=O)N.C(CCCCCCCCCCCCCCCCC)(=O)N.OCCC=C HMVCFZCJPVUFQG-UHFFFAOYSA-N 0.000 claims description 4
- 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 description 4
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical group [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 4
- 239000003638 chemical reducing agent Substances 0.000 claims description 4
- JKBYAWVSVVSRIX-UHFFFAOYSA-N octadecyl 2-(1-octadecoxy-1-oxopropan-2-yl)sulfanylpropanoate Chemical compound CCCCCCCCCCCCCCCCCCOC(=O)C(C)SC(C)C(=O)OCCCCCCCCCCCCCCCCCC JKBYAWVSVVSRIX-UHFFFAOYSA-N 0.000 claims description 4
- 229920000915 polyvinyl chloride Polymers 0.000 claims description 4
- 239000004800 polyvinyl chloride Substances 0.000 claims description 4
- 230000008569 process Effects 0.000 claims description 4
- 239000011734 sodium Substances 0.000 claims description 4
- 229910052708 sodium Inorganic materials 0.000 claims description 4
- AKHNMLFCWUSKQB-UHFFFAOYSA-L sodium thiosulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=S AKHNMLFCWUSKQB-UHFFFAOYSA-L 0.000 claims description 4
- 235000019345 sodium thiosulphate Nutrition 0.000 claims description 4
- 239000004698 Polyethylene Substances 0.000 claims description 3
- 239000004743 Polypropylene Substances 0.000 claims description 3
- IGNQJMAFXYLDRW-UHFFFAOYSA-N [3-(2-butyl-2-hydroxy-3-phenylheptanoyl)oxy-2,2-bis[(2-butyl-2-hydroxy-3-phenylheptanoyl)oxymethyl]propyl] 2-butyl-2-hydroxy-3-phenylheptanoate Chemical group C(CCC)C(C(C(=O)OCC(COC(C(C(C1=CC=CC=C1)CCCC)(O)CCCC)=O)(COC(C(C(C1=CC=CC=C1)CCCC)(O)CCCC)=O)COC(C(C(C1=CC=CC=C1)CCCC)(O)CCCC)=O)(O)CCCC)C1=CC=CC=C1 IGNQJMAFXYLDRW-UHFFFAOYSA-N 0.000 claims description 3
- FATBGEAMYMYZAF-KTKRTIGZSA-N oleamide Chemical compound CCCCCCCC\C=C/CCCCCCCC(N)=O FATBGEAMYMYZAF-KTKRTIGZSA-N 0.000 claims description 3
- FATBGEAMYMYZAF-UHFFFAOYSA-N oleicacidamide-heptaglycolether Natural products CCCCCCCCC=CCCCCCCCC(N)=O FATBGEAMYMYZAF-UHFFFAOYSA-N 0.000 claims description 3
- 229920000747 poly(lactic acid) Polymers 0.000 claims description 3
- 229920000573 polyethylene Polymers 0.000 claims description 3
- 229920000139 polyethylene terephthalate Polymers 0.000 claims description 3
- 239000005020 polyethylene terephthalate Substances 0.000 claims description 3
- 239000004626 polylactic acid Substances 0.000 claims description 3
- 229920001155 polypropylene Polymers 0.000 claims description 3
- PZRWFKGUFWPFID-UHFFFAOYSA-N 3,9-dioctadecoxy-2,4,8,10-tetraoxa-3,9-diphosphaspiro[5.5]undecane Chemical compound C1OP(OCCCCCCCCCCCCCCCCCC)OCC21COP(OCCCCCCCCCCCCCCCCCC)OC2 PZRWFKGUFWPFID-UHFFFAOYSA-N 0.000 claims description 2
- 239000004793 Polystyrene Substances 0.000 claims description 2
- 229910052799 carbon Inorganic materials 0.000 claims description 2
- YODSJFCDKPWAQA-UHFFFAOYSA-N decyl 3-(3-decoxy-3-oxopropyl)sulfanylpropanoate Chemical compound CCCCCCCCCCOC(=O)CCSCCC(=O)OCCCCCCCCCC YODSJFCDKPWAQA-UHFFFAOYSA-N 0.000 claims description 2
- 229920003229 poly(methyl methacrylate) Polymers 0.000 claims description 2
- 229920002961 polybutylene succinate Polymers 0.000 claims description 2
- 239000004631 polybutylene succinate Substances 0.000 claims description 2
- 229920001610 polycaprolactone Polymers 0.000 claims description 2
- 239000004632 polycaprolactone Substances 0.000 claims description 2
- 229920000515 polycarbonate Polymers 0.000 claims description 2
- 239000004417 polycarbonate Substances 0.000 claims description 2
- 239000004926 polymethyl methacrylate Substances 0.000 claims description 2
- 229920002223 polystyrene Polymers 0.000 claims description 2
- 239000000758 substrate Substances 0.000 claims description 2
- 230000001105 regulatory effect Effects 0.000 claims 1
- 241000894006 Bacteria Species 0.000 abstract description 2
- 241000700605 Viruses Species 0.000 abstract description 2
- 238000002604 ultrasonography Methods 0.000 description 8
- 238000012423 maintenance Methods 0.000 description 6
- 230000000840 anti-viral effect Effects 0.000 description 5
- 239000000203 mixture Substances 0.000 description 5
- 238000012360 testing method Methods 0.000 description 5
- HLXGBWBZPNMJJQ-UHFFFAOYSA-N [3-hydroxy-2,2-bis(hydroxymethyl)propyl] dioctadecyl phosphite Chemical compound P(OCCCCCCCCCCCCCCCCCC)(OCCCCCCCCCCCCCCCCCC)OCC(CO)(CO)CO HLXGBWBZPNMJJQ-UHFFFAOYSA-N 0.000 description 4
- 238000000527 sonication Methods 0.000 description 4
- 239000002131 composite material Substances 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000013329 compounding Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000002105 nanoparticle Substances 0.000 description 2
- 238000004806 packaging method and process Methods 0.000 description 2
- 239000003490 Thiodipropionic acid Substances 0.000 description 1
- 230000006750 UV protection Effects 0.000 description 1
- 230000000845 anti-microbial effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003115 biocidal effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000010485 coping Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000009987 spinning Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000002195 synergetic effect Effects 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- YODZTKMDCQEPHD-UHFFFAOYSA-N thiodiglycol Chemical compound OCCSCCO YODZTKMDCQEPHD-UHFFFAOYSA-N 0.000 description 1
- 229950006389 thiodiglycol Drugs 0.000 description 1
- 235000019303 thiodipropionic acid Nutrition 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J3/00—Processes of treating or compounding macromolecular substances
- C08J3/20—Compounding polymers with additives, e.g. colouring
- C08J3/22—Compounding polymers with additives, e.g. colouring using masterbatch techniques
- C08J3/226—Compounding polymers with additives, e.g. colouring using masterbatch techniques using a polymer as a carrier
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/18—Manufacture of films or sheets
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2423/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
- C08J2423/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
- C08J2423/04—Homopolymers or copolymers of ethene
- C08J2423/06—Polyethene
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2423/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
- C08J2423/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
- C08J2423/10—Homopolymers or copolymers of propene
- C08J2423/12—Polypropene
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2427/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers
- C08J2427/02—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment
- C08J2427/04—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
- C08J2427/06—Homopolymers or copolymers of vinyl chloride
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2467/00—Characterised by the use of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Derivatives of such polymers
- C08J2467/02—Polyesters derived from dicarboxylic acids and dihydroxy compounds
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2467/00—Characterised by the use of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Derivatives of such polymers
- C08J2467/04—Polyesters derived from hydroxy carboxylic acids, e.g. lactones
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/02—Elements
- C08K3/08—Metals
- C08K2003/085—Copper
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/02—Elements
- C08K3/08—Metals
- C08K2003/0893—Zinc
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/221—Oxides; Hydroxides of metals of rare earth metal
- C08K2003/2213—Oxides; Hydroxides of metals of rare earth metal of cerium
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2237—Oxides; Hydroxides of metals of titanium
- C08K2003/2241—Titanium dioxide
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2296—Oxides; Hydroxides of metals of zinc
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K9/00—Use of pretreated ingredients
- C08K9/12—Adsorbed ingredients, e.g. ingredients on carriers
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Materials For Medical Uses (AREA)
Abstract
The invention discloses a medical sanitary antibacterial ultraviolet-proof filling master batch, which is prepared by mixing a plastic base material and nano functional powder with the average particle diameter less than or equal to 20nm, adding an auxiliary agent for granulating, wherein the addition amount of the nano functional powder is 5-20wt% of the filling master batch, and the addition amount of the auxiliary agent is 0.3-0.6wt% of the filling master batch, wherein the auxiliary agent comprises the following components in percentage by weight: the nanometer functional powder is antibacterial and anti-virus powder and ultraviolet-resistant powder, the antibacterial and anti-virus powder is copper and zinc loaded graphene, activated carbon or zeolite powder, and the ultraviolet-resistant powder is selected from cerium oxide powder, titanium dioxide powder and zinc oxide powder. The filling master batch has the functions of resisting bacteria, resisting viruses, resisting ultraviolet and the like, and has important application value in the fields of medical and sanitary packaging materials, medical auxiliary materials, sanitary protection materials and the like.
Description
Technical Field
The invention relates to a medical sanitary antibacterial ultraviolet-resistant functional filling master batch, and in addition, the invention also relates to application of the filling master batch.
Background
The functionality of the master batch is usually single, and the master batch can play a good role in a single field, for example, the anti-ultraviolet master batch (Chinese patent CN 107418159A) is used for preparing a BOPET ultraviolet shielding film, the heat-insulating master batch is used for a BOPET window film (Chinese patent CN 108530843A), and the antibacterial polyester master batch is used for spinning into fibers at high temperature (Chinese patent CN 109280345A) and the like. In the aspect of composite functionality, the method has wide fields of further development and exploration, and has important significance for improving the functions and the use value of materials.
The inorganic nano particles have stable performance, good weather resistance and processing resistance, and are always common materials for functional master batches. The application of the carrier can help to maintain the long-term stability and dispersibility of the material, reduce the interference of external factors such as water, oxygen and the like on functional substances, and improve the practical application value of the material. On the other hand, through the compounding of several nano particles, a plurality of functions of synergy can be realized, and the method is beneficial to coping with various different actual use scenes. Compared with the single-function material in the prior art, the composite material has the composite functions of antibiosis, antivirus, uvioresistant and the like in the field of medical sanitation, and is a novel technical application in medical sanitary packaging materials and medical auxiliary materials. The material has billions of industrial scale in the fields of medical packaging, medical auxiliary materials, sanitary protection materials and the like, and has very wide market space and development prospect.
Disclosure of Invention
In view of the foregoing deficiencies of the prior art, it is desirable, in accordance with embodiments of the present invention, to provide a medical sanitary filling masterbatch having a combination of antimicrobial, anti-virus, anti-uv, etc., and to propose its use in medical packaging materials, medical auxiliary materials, and sanitary protection materials.
According to the embodiment, the medical sanitary antibacterial ultraviolet-resistant filling master batch is prepared by mixing a plastic base material and nano functional powder with the average particle diameter less than or equal to 20nm, adding an auxiliary agent for granulating, wherein the addition amount of the nano functional powder is 5-20wt% of the filling master batch, and the addition amount of the auxiliary agent is 0.3-0.6wt% of the filling master batch, and the medical sanitary antibacterial ultraviolet-resistant filling master batch is prepared by mixing the plastic base material with the nano functional powder with the average particle diameter less than or equal to 20nm, wherein:
the plastic substrate is selected from polyethylene, polypropylene, polyvinyl chloride, polymethyl methacrylate, polyethylene terephthalate, polybutylene succinate, polystyrene, polycarbonate, polylactic acid and polycaprolactone;
the nanometer functional powder is antibacterial and anti-virus nanometer powder and ultraviolet-resistant nanometer powder, the addition amount of the antibacterial and anti-virus nanometer powder is 3-12w% of the filling master batch, and the addition amount of the ultraviolet-resistant nanometer powder is 2-8wt% of the filling master batch; the antibacterial and anti-virus nano powder is copper and zinc loaded graphene, active carbon or zeolite nano powder, and the anti-ultraviolet nano powder is selected from cerium oxide nano powder, titanium dioxide nano powder and zinc oxide nano powder;
the auxiliary agent is a dispersing agent, an antioxidant and a coupling agent, wherein the adding amount of the dispersing agent is 0.1-0.2wt% of the filling master batch, the adding amount of the antioxidant is 0.1-0.2wt% of the filling master batch, and the adding amount of the coupling agent is 0.1-0.2wt% of the filling master batch; the dispersing agent is selected from hydroxyethyl ethylene bis stearamide, glycol polyoxyethylene ether and oleamide; the antioxidant is selected from pentaerythritol tetra- (dibutyl hydroxy hydrocinnamate), dioctadecyl thiodipropionate, didecyl thiodipropionate, dioctadecyl pentaerythritol diphosphite and tris (2, 4-di-tert-butylphenyl) phosphite; the coupling agent is selected from titanate coupling agents and aluminate coupling agents.
According to one embodiment, the preparation process of the antibacterial and anti-virus nano powder in the medical sanitary antibacterial and anti-ultraviolet filling master batch comprises the following steps of:
(1) A dynamic process. 1 part by mass of the carrier powder is put into a container containing 20-30 parts by mass of water and ethanol (the volume ratio of water to ethanol is 1:2), and after 1-5 hours of ultrasonic treatment, 0.5-0.7 part by mass of a reducing agent and 0.3-0.5 part by mass of a dispersing agent are added into the container. And (3) putting the mixed solution into a dispersing barrel containing zirconium balls and rotating at a high speed, and ball-milling for 3-5 days to obtain powder dispersion.
(2) Static process. Mixing 0.1-0.3 parts by mass of copper acetate and 0.4-0.6 parts by mass of zinc acetate in water and ethanol (the volume ratio of water to ethanol is 1:2). The pH is adjusted to 4-6. Adding the solution into the dispersion liquid in 30-120min under stirring at 50-60deg.C, and maintaining for 4-8 hr.
(3) And (3) centrifugally separating, repeatedly cleaning with ethanol for 3 times, and performing oxygen separation and drying at 40-60 ℃ for 24-48 hours to obtain the antibacterial and anti-virus nano powder with the average particle size less than or equal to 20 nm.
In the step (1), the dispersing agent is selected from polyethylene glycol, sodium polyacrylate and cellulose sodium sulfonate; the reducing agent is selected from sodium borohydride and sodium thiosulfate.
According to one embodiment, the preparation process of the anti-ultraviolet nano powder in the medical sanitary antibacterial anti-ultraviolet filling master batch comprises the following steps of:
(1) Putting the anti-ultraviolet powder material into a container containing water and ethanol (the volume ratio of water to ethanol is 1:2), carrying out ultrasonic treatment for 1-5h, and then putting into a dispersing barrel containing zirconium balls and rotating at a high speed for rolling ball milling for 3-5 days to obtain powder dispersion liquid.
(2) The powder dispersion liquid is centrifugally treated, and is respectively washed by ethanol and water for 2 times, and freeze-dried for 24-48 hours to obtain the anti-ultraviolet nano powder with the average particle diameter less than or equal to 20 nm.
The preparation process of the medical sanitary antibacterial ultraviolet-proof filling master batch disclosed by the invention is not special. The antibacterial and anti-ultraviolet nano powder with the average particle size less than or equal to 20nm, the base material and the auxiliary agent are blended and granulated to prepare the medical sanitary antibacterial and anti-ultraviolet function filling master batch, which can be widely applied to the medical sanitary fields such as medical packaging materials, medical dressing and the like.
Compared with the prior art, the following examples and test examples prove that the medical sanitary antibacterial ultraviolet-resistant function filling master batch has the following advantages: the master batch has the functions of compounding, synergism and outstanding performance, and has the comprehensive functions of resisting bacteria, resisting viruses, resisting ultraviolet and the like; the preparation process is simple and convenient, green and environment-friendly, is suitable for industrial production, and has the advantage of cost; the method has important application value in the fields of medical packaging, medical auxiliary materials, sanitary protection materials and the like.
Detailed Description
The invention will be further illustrated with reference to specific examples. These examples should be construed as merely illustrative of the present invention and not limiting the scope of the present invention. Various changes and modifications to the present invention may be made by one skilled in the art after reading the description herein, and such equivalent changes and modifications are intended to fall within the scope of the present invention as defined in the appended claims.
The raw materials used in the following examples of the present invention are commercially available products unless otherwise indicated.
Example 1
The antibacterial and antivirus nano powder is prepared by the following steps:
(1) 100g of activated carbon powder was put into a container containing 2kg of water and ethanol (volume ratio of water to ethanol: 1:2), and after 2 hours of sonication, 50g of sodium borohydride, 5g of polyethylene glycol, 20g of sodium polyacrylate were added to the container. And (3) putting the mixed solution into a dispersing barrel containing zirconium balls and rotating at a high speed, and ball-milling for 3 days to obtain powder dispersion with the average particle diameter less than or equal to 20 nm.
(2) 30g of copper acetate and 60g of zinc acetate were dissolved in 600ml of a mixed liquid of water and ethanol (volume ratio of water to ethanol 1:2). The pH was adjusted to 4. After adding the solution to the aforementioned dispersion over 80min under stirring at 55℃and ultrasound, the maintenance was continued for 6h.
(3) And (3) centrifugally separating, repeatedly cleaning with ethanol for 3 times, and performing oxygen separation and drying at 40 ℃ for 48 hours to obtain the antibacterial and anti-virus nano powder with the average particle size less than or equal to 20 nm.
The preparation process of the ultraviolet resistant nano powder comprises the following steps:
(1) 30g of cerium oxide powder, 20g of titanium dioxide powder and 20g of zinc oxide powder are put into a container containing water and ethanol (the volume ratio of water to ethanol is 1:2), and after ultrasonic treatment for 3 hours, the container is put into a dispersing barrel containing zirconium balls and rotating at a high speed for rolling ball milling for 3 days, so as to obtain powder dispersion liquid.
(2) The powder dispersion liquid is centrifugally treated, and is respectively washed by ethanol and water for 2 times, and freeze-dried for 48 hours, so as to obtain the anti-ultraviolet nano powder with the average particle diameter less than or equal to 20 nm.
100g of antibacterial and anti-virus nano powder, 60g of ultraviolet-resistant nano powder, 640g of poly (ethylene terephthalate) plastic chips, 0.5g of thiodiglycol dipropionate, 0.7g of pentaerythritol dioctadecyl phosphite, 0.3g of tris (2, 4-di-tert-butylphenyl) phosphite, 0.8g of aluminate coupling agent and 1g of hydroxyethyl ethylene bis stearamide. Under the condition of fully stirring, the mixture is added into a plastic granulator to prepare the medical sanitary antibacterial ultraviolet-proof functional filling master batch.
Example 2
The antibacterial and antivirus nano powder is prepared by the following steps:
(1) 100g of zeolite powder was put into a container containing 2.5kg of water and ethanol (volume ratio of water to ethanol: 1:2), and after 3 hours of sonication, 60g of sodium borohydride, 10g of polyethylene glycol, 30g of sodium polyacrylate were added to the container. And (3) putting the mixed solution into a dispersing barrel containing zirconium balls and rotating at a high speed, and ball-milling for 4 days to obtain powder dispersion with the average particle diameter less than or equal to 20 nm.
(2) 15g of copper acetate and 60g of zinc acetate were dissolved in 500ml of a mixed liquid of water and ethanol (volume ratio of water to ethanol 1:2). The pH was adjusted to 5.5. After adding the solution to the aforementioned dispersion over 90min at 50 ℃, stirring and ultrasound, the maintenance was continued for 5h.
(3) And (3) centrifugally separating, repeatedly cleaning with ethanol for 3 times, and performing oxygen separation and drying at 60 ℃ for 24 hours to obtain the antibacterial and anti-virus nano powder with the average particle size less than or equal to 20 nm.
The preparation process of the ultraviolet resistant nano powder comprises the following steps:
(1) 30g of cerium oxide powder, 30g of titanium dioxide powder and 25g of zinc oxide powder are put into a container containing water and ethanol (the volume ratio of water to ethanol is 1:2), and after ultrasonic treatment for 3 hours, the container is put into a dispersing barrel containing zirconium balls and rotating at a high speed for rolling ball milling for 3 days, so as to obtain powder dispersion liquid.
(2) The powder dispersion liquid is centrifugally treated, and is respectively washed by ethanol and water for 2 times, and freeze-dried for 48 hours, so as to obtain the anti-ultraviolet nano powder with the average particle diameter less than or equal to 20 nm.
100g of antibacterial and anti-virus nano powder, 70g of ultraviolet-resistant nano powder, 680g of polypropylene plastic chips, 0.8g of pentaerythritol tetra- (dibutyl hydroxy hydrocinnamate), 0.6g of pentaerythritol dioctadecyl phosphite, 1g of aluminate coupling agent and 1.2g of oleamide. Under the condition of fully stirring, the mixture is added into a plastic granulator to prepare the medical sanitary antibacterial ultraviolet-proof functional filling master batch.
Example 3
The antibacterial and antivirus nano powder is prepared by the following steps:
(1) 100g of graphene powder was put into a container containing 2kg of water and ethanol (volume ratio of water to ethanol is 1:2), and after 2 hours of ultrasound, 50g of sodium thiosulfate and 30g of cellulose sulfonate were added to the container. And (3) putting the mixed solution into a dispersing barrel containing zirconium balls and rotating at a high speed, and ball-milling for 3 days to obtain powder dispersion with the average particle diameter less than or equal to 20 nm.
(2) 20g of copper acetate and 50g of zinc acetate were dissolved in 500ml of a mixed liquid of water and ethanol (volume ratio of water to ethanol 1:2). The pH was adjusted to 4. After adding the solution to the aforementioned dispersion over 50min under stirring at 50 ℃ and ultrasound, the maintenance was continued for 5h.
(3) And (3) centrifugally separating, repeatedly cleaning with ethanol for 3 times, and performing oxygen separation and drying at 40 ℃ for 48 hours to obtain the antibacterial and anti-virus nano powder with the average particle size less than or equal to 20 nm.
The preparation process of the ultraviolet resistant nano powder comprises the following steps:
(1) 30g of cerium oxide powder, 20g of titanium dioxide powder and 20g of zinc oxide powder are put into a container containing water and ethanol (the volume ratio of water to ethanol is 1:2), and after ultrasonic treatment for 3 hours, the container is put into a dispersing barrel containing zirconium balls and rotating at a high speed for rolling ball milling for 3 days, so as to obtain powder dispersion liquid.
(2) The powder dispersion liquid is centrifugally treated, and is respectively washed by ethanol and water for 2 times, and freeze-dried for 48 hours, so as to obtain the anti-ultraviolet nano powder with the average particle diameter less than or equal to 20 nm.
100g of antibacterial and anti-virus nano powder, 60g of anti-ultraviolet nano powder, 640g of polyvinyl chloride plastic slices, 0.8g of dioctadecyl thiodipropionate, 0.8g of tris (2, 4-di-tert-butylphenyl) phosphite ester, 0.9g of titanate coupling agent and 1.2g of glycol polyoxyethylene ether are added into a plastic granulator under the condition of full stirring, so that the medical sanitary antibacterial and anti-ultraviolet functional filling master batch is prepared.
Example 4
The antibacterial and antivirus nano powder is prepared by the following steps:
(1) 100g of activated carbon powder was put into a container containing 2.5kg of water and ethanol (volume ratio of water to ethanol: 1:2), and after 4 hours of sonication, 50g of sodium borohydride, 40g of sodium cellulose sulfonate were added to the container. And (3) putting the mixed solution into a dispersing barrel containing zirconium balls and rotating at a high speed, and ball-milling for 5 days to obtain powder dispersion with the average particle diameter less than or equal to 20 nm.
(2) 10g of copper acetate and 50g of zinc acetate were dissolved in 500ml of a mixed liquid of water and ethanol (volume ratio of water to ethanol 1:2). The pH was adjusted to 6. After adding the solution to the aforementioned dispersion over 60min under stirring at 55 ℃ and ultrasound, the maintenance was continued for 4h.
(3) And (3) centrifugally separating, repeatedly cleaning with ethanol for 3 times, and performing oxygen separation and drying at 40 ℃ for 48 hours to obtain the antibacterial and anti-virus nano powder with the average particle size less than or equal to 20 nm.
The preparation process of the ultraviolet resistant nano powder comprises the following steps:
(1) 20g of cerium oxide powder, 40g of titanium dioxide powder and 10g of zinc oxide powder are put into a container containing water and ethanol (the volume ratio of water to ethanol is 1:2), and after ultrasonic treatment for 4 hours, the container is put into a dispersing barrel containing zirconium balls and rotating at a high speed for rolling ball milling for 4 days, so as to obtain powder dispersion liquid.
(2) The powder dispersion liquid is centrifugally treated, and is respectively washed by ethanol and water for 2 times, and freeze-dried for 48 hours, so as to obtain the anti-ultraviolet nano powder with the average particle diameter less than or equal to 20 nm.
100g of antibacterial and anti-virus nano powder, 60g of ultraviolet-resistant nano powder, 640g of polyethylene plastic chips, 0.7g of thiodipropionic acid bisdodecyl ester, 0.7g of tris (2, 4-di-tert-butylphenyl) phosphite ester, 1.2g of titanate coupling agent and 1.3g of glycol polyoxyethylene ether are mixed. Under the condition of fully stirring, the mixture is added into a plastic granulator to prepare the medical sanitary antibacterial ultraviolet-proof functional filling master batch.
Example 5
The antibacterial and antivirus nano powder is prepared by the following steps:
(1) 100g of graphene powder was put into a container containing 2.5kg of water and ethanol (volume ratio of water to ethanol is 1:2), and after 4 hours of ultrasound, 60g of sodium borohydride, 10g of polyethylene glycol, 30g of cellulose sodium sulfonate were added to the container. And (3) putting the mixed solution into a dispersing barrel containing zirconium balls and rotating at a high speed, and ball-milling for 4 days to obtain powder dispersion with the average particle diameter less than or equal to 20 nm.
(2) 15g of copper acetate and 40g of zinc acetate were dissolved in 400ml of a mixed liquid of water and ethanol (volume ratio of water to ethanol 1:2). The pH was adjusted to 5. After adding the solution to the aforementioned dispersion over 50min under stirring at 55 ℃ and ultrasound, the maintenance was continued for 4h.
(3) And (3) centrifugally separating, repeatedly cleaning with ethanol for 3 times, and performing oxygen separation and drying at 50 ℃ for 48 hours to obtain the antibacterial and anti-virus nano powder with the average particle size less than or equal to 20 nm.
The preparation process of the ultraviolet resistant nano powder comprises the following steps:
(1) 40g of cerium oxide powder and 30g of titanium dioxide powder are put into a container containing water and ethanol (the volume ratio of water to ethanol is 1:2), and after ultrasonic treatment for 4 hours, the container is put into a dispersing barrel containing zirconium balls and rotating at a high speed for rolling ball milling for 4 days, so as to obtain powder dispersion liquid.
(2) The powder dispersion liquid is centrifugally treated, and is respectively washed by ethanol and water for 2 times, and freeze-dried for 48 hours, so as to obtain the anti-ultraviolet nano powder with the average particle diameter less than or equal to 20 nm.
100g of antibacterial and anti-virus nano powder, 60g of ultraviolet-resistant nano powder, 640g of polyvinyl chloride plastic chips, 0.6g of thiodipropionate bisdodecyl ester, 0.5g of pentaerythritol bisstearyl phosphite, 1g of aluminate coupling agent and 1.2g of hydroxyethyl ethylene bisstearamide. Under the condition of fully stirring, the mixture is added into a plastic granulator to prepare the medical sanitary antibacterial ultraviolet-proof functional filling master batch.
Example 6
The antibacterial and antivirus nano powder is prepared by the following steps:
(1) 100g of zeolite powder was put into a container containing 2kg of water and ethanol (volume ratio of water to ethanol: 1:2), and after 4 hours of sonication, 60g of sodium thiosulfate, 20g of polyethylene glycol, 20g of sodium polyacrylate were added to the container. And (3) putting the mixed solution into a dispersing barrel containing zirconium balls and rotating at a high speed, and ball-milling for 4 days to obtain powder dispersion with the average particle diameter less than or equal to 20 nm.
(2) 20g of copper acetate and 40g of zinc acetate were dissolved in 500ml of a mixed liquid of water and ethanol (volume ratio of water to ethanol 1:2). The pH was adjusted to 4. After adding the solution to the aforementioned dispersion over 90min at 50 ℃, stirring and ultrasound, the maintenance was continued for 5h.
(3) And (3) centrifugally separating, repeatedly cleaning with ethanol for 3 times, and performing oxygen separation and drying at 60 ℃ for 24 hours to obtain the antibacterial and anti-virus nano powder with the average particle size less than or equal to 20 nm.
The preparation process of the ultraviolet resistant nano powder comprises the following steps:
(1) 40g of titanium dioxide powder and 40g of zinc oxide powder are put into a container containing water and ethanol (the volume ratio of water to ethanol is 1:2), and after ultrasonic treatment for 4 hours, the container is put into a dispersing barrel containing zirconium balls and rotating at high speed for rolling ball milling for 4 days, so as to obtain powder dispersion liquid.
(2) The powder dispersion liquid is centrifugally treated, and is respectively washed by ethanol and water for 2 times, and freeze-dried for 48 hours, so as to obtain the anti-ultraviolet nano powder with the average particle diameter less than or equal to 20 nm.
100g of antibacterial and anti-virus nano powder, 70g of ultraviolet-resistant nano powder, 680g of polylactic acid plastic chips, 0.5g of dioctadecyl thiodipropionate, 0.5g of pentaerythritol dioctadecyl phosphite, 0.5g of tris (2, 4-di-tert-butylphenyl) phosphite, 1.2g of aluminate coupling agent and 1.3g of glycol polyoxyethylene ether. Under the condition of fully stirring, adding the mixture into a plastic granulator to prepare the medical sanitary filling master batch.
Test examples
The medical sanitary filling master batch prepared in each embodiment is blended and extruded with the corresponding base material master batch according to the mass ratio of 5%, and a film with the thickness of 50 mu m is prepared by adopting a biaxial stretching process, and the performance of the film is detected. The anti-ultraviolet performance was tested using an ultraviolet spectrophotometer. Antibacterial test the antibacterial test was performed with reference to antibacterial property test method QB/T2591-2003 for antibacterial plastics, and the antiviral test was performed with reference to measurement of antiviral activity of plastics and other non-porous surfaces ISO 21702-2019.
The results obtained are shown in Table 1. It can be seen that the films prepared from the master batch samples of the examples have outstanding antibacterial, antiviral and anti-ultraviolet functions. The antibacterial effect of the film can reach more than 99%, the antiviral effect can reach more than 95%, and the ultraviolet blocking rate can reach 99.9%. The results fully show that the medical sanitary filling master batch prepared by the invention has good antibacterial performance and antiviral performance, and simultaneously has outstanding ultraviolet resistance. As a functional master batch, the preparation process is simple and convenient, is environment-friendly and has outstanding synergistic performance, and the preparation method relates to the field of application, and has important practical value in the fields of medical packaging materials, medical auxiliary materials, health and sanitary materials and the like.
TABLE 1 results of Performance test of samples prepared in examples
Claims (2)
1. The medical sanitary antibacterial ultraviolet-resistant filling master batch is characterized by being prepared by mixing a plastic base material and nano functional powder with the average particle diameter less than or equal to 20nm, adding an auxiliary agent for granulating, wherein the addition amount of the nano functional powder is 5-20wt% of the filling master batch, and the addition amount of the auxiliary agent is 0.3-0.6wt% of the filling master batch, and the medical sanitary antibacterial ultraviolet-resistant filling master batch is prepared by mixing the plastic base material with the nano functional powder with the average particle diameter less than or equal to 20nm, wherein the addition amount of the auxiliary agent is 0.3-0.6wt% of the filling master batch:
the plastic substrate is selected from polyethylene, polypropylene, polyvinyl chloride, polymethyl methacrylate, polyethylene terephthalate, polybutylene succinate, polystyrene, polycarbonate, polylactic acid and polycaprolactone;
the nanometer functional powder is antibacterial and anti-virus nanometer powder and ultraviolet-resistant nanometer powder, the addition amount of the antibacterial and anti-virus nanometer powder is 3-12w% of the filling master batch, and the addition amount of the ultraviolet-resistant nanometer powder is 2-8wt% of the filling master batch; the antibacterial and anti-virus nano powder is copper and zinc loaded graphene, active carbon or zeolite nano powder, and the anti-ultraviolet nano powder is selected from cerium oxide nano powder, titanium dioxide nano powder and zinc oxide nano powder;
the auxiliary agent is a dispersing agent, an antioxidant and a coupling agent, wherein the adding amount of the dispersing agent is 0.1-0.2wt% of the filling master batch, the adding amount of the antioxidant is 0.1-0.2wt% of the filling master batch, and the adding amount of the coupling agent is 0.1-0.2wt% of the filling master batch; the dispersing agent is selected from hydroxyethyl ethylene bis stearamide, glycol polyoxyethylene ether and oleamide; the antioxidant is selected from pentaerythritol tetra- (dibutyl hydroxy hydrocinnamate), dioctadecyl thiodipropionate, didecyl thiodipropionate, dioctadecyl pentaerythritol diphosphite and tris (2, 4-di-tert-butylphenyl) phosphite; the coupling agent is selected from titanate coupling agents and aluminate coupling agents;
the preparation process of the antibacterial and anti-virus nano powder comprises the following steps:
(1) Dynamic process: 1 part by mass of carrier powder is put into a container containing 20-30 parts by mass of water and ethanol, the volume ratio of the water to the ethanol is 1:2, and after 1-5 hours of ultrasonic treatment, 0.5-0.7 part by mass of reducing agent and 0.3-0.5 part by mass of dispersing agent are added into the container; placing the mixed solution into a dispersing barrel containing zirconium balls and rotating at a high speed, and performing rolling ball milling for 3-5 days to obtain powder dispersion; the dispersing agent is selected from polyethylene glycol, sodium polyacrylate and cellulose sodium sulfonate, and the reducing agent is selected from sodium borohydride and sodium thiosulfate;
(2) Dissolving 0.1-0.3 parts by mass of copper acetate and 0.4-0.6 parts by mass of zinc acetate in a mixed liquid of water and ethanol, wherein the volume ratio of water to ethanol in the mixed liquid is 1:2, regulating the pH value to be 4-6, adding the solution into the dispersion liquid at 50-60 ℃ for 30-120min under stirring and ultrasonic, and continuously maintaining for 4-8h;
(3) Centrifugally separating, repeatedly cleaning with ethanol for 3 times, and performing oxygen separation and drying at 40-60 ℃ for 24-48 hours to obtain the antibacterial and anti-virus nano powder with the average particle size less than or equal to 20 nm;
the preparation process of the anti-ultraviolet nano powder comprises the following steps:
(1) Putting an anti-ultraviolet powder material into a container containing water and ethanol in a volume ratio of 1:2, performing ultrasonic treatment for 1-5h, and putting the container into a dispersing barrel containing zirconium balls and rotating at a high speed for rolling ball milling for 3-5 days to obtain powder dispersion liquid;
(2) The powder dispersion liquid is centrifugally treated, and is respectively washed by ethanol and water for 2 times, and freeze-dried for 24-48 hours to obtain the anti-ultraviolet nano powder with the average particle diameter less than or equal to 20 nm.
2. The use of the medical sanitary antibacterial ultraviolet-proof filling master batch according to claim 1 for preparing medical packaging materials, medical auxiliary materials and sanitary protection materials.
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