CN117925099A - Antibacterial liquid and antibacterial substrate using same - Google Patents
Antibacterial liquid and antibacterial substrate using same Download PDFInfo
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- CN117925099A CN117925099A CN202211250797.1A CN202211250797A CN117925099A CN 117925099 A CN117925099 A CN 117925099A CN 202211250797 A CN202211250797 A CN 202211250797A CN 117925099 A CN117925099 A CN 117925099A
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- antibacterial
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- 230000000844 anti-bacterial effect Effects 0.000 title claims abstract description 176
- 239000000758 substrate Substances 0.000 title claims abstract description 35
- 239000007788 liquid Substances 0.000 title claims abstract description 22
- 150000001875 compounds Chemical class 0.000 claims abstract description 49
- 239000011521 glass Substances 0.000 claims abstract description 49
- 239000000654 additive Substances 0.000 claims abstract description 47
- 230000000845 anti-microbial effect Effects 0.000 claims abstract description 46
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims abstract description 42
- 230000000996 additive effect Effects 0.000 claims abstract description 41
- 229920001296 polysiloxane Polymers 0.000 claims abstract description 39
- 230000003666 anti-fingerprint Effects 0.000 claims abstract description 34
- 239000002904 solvent Substances 0.000 claims abstract description 26
- 239000000463 material Substances 0.000 claims abstract description 23
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 claims abstract description 13
- 229920002554 vinyl polymer Polymers 0.000 claims abstract description 13
- 239000011148 porous material Substances 0.000 claims abstract description 9
- -1 silica compound Chemical class 0.000 claims abstract description 8
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 23
- 239000004599 antimicrobial Substances 0.000 claims description 11
- 239000004593 Epoxy Substances 0.000 claims description 10
- 238000009835 boiling Methods 0.000 claims description 7
- 238000005507 spraying Methods 0.000 claims description 7
- ARXJGSRGQADJSQ-UHFFFAOYSA-N 1-methoxypropan-2-ol Chemical compound COCC(C)O ARXJGSRGQADJSQ-UHFFFAOYSA-N 0.000 claims description 6
- 238000007740 vapor deposition Methods 0.000 claims description 5
- 229910052751 metal Inorganic materials 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 4
- 238000007639 printing Methods 0.000 claims description 4
- MWOOGOJBHIARFG-UHFFFAOYSA-N vanillin Chemical group COC1=CC(C=O)=CC=C1O MWOOGOJBHIARFG-UHFFFAOYSA-N 0.000 claims description 4
- FGQOOHJZONJGDT-UHFFFAOYSA-N vanillin Natural products COC1=CC(O)=CC(C=O)=C1 FGQOOHJZONJGDT-UHFFFAOYSA-N 0.000 claims description 4
- 235000012141 vanillin Nutrition 0.000 claims description 4
- XNWFRZJHXBZDAG-UHFFFAOYSA-N 2-METHOXYETHANOL Chemical compound COCCO XNWFRZJHXBZDAG-UHFFFAOYSA-N 0.000 claims description 3
- JPVYNHNXODAKFH-UHFFFAOYSA-N Cu2+ Chemical compound [Cu+2] JPVYNHNXODAKFH-UHFFFAOYSA-N 0.000 claims description 3
- PTFCDOFLOPIGGS-UHFFFAOYSA-N Zinc dication Chemical compound [Zn+2] PTFCDOFLOPIGGS-UHFFFAOYSA-N 0.000 claims description 3
- OBNDGIHQAIXEAO-UHFFFAOYSA-N [O].[Si] Chemical compound [O].[Si] OBNDGIHQAIXEAO-UHFFFAOYSA-N 0.000 claims description 3
- 229910001431 copper ion Inorganic materials 0.000 claims description 3
- ZHPNWZCWUUJAJC-UHFFFAOYSA-N fluorosilicon Chemical compound [Si]F ZHPNWZCWUUJAJC-UHFFFAOYSA-N 0.000 claims description 3
- 238000004544 sputter deposition Methods 0.000 claims description 3
- 229910052709 silver Inorganic materials 0.000 claims description 2
- 239000004332 silver Substances 0.000 claims description 2
- 230000002421 anti-septic effect Effects 0.000 claims 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 abstract description 9
- 239000000377 silicon dioxide Substances 0.000 abstract description 3
- 238000012360 testing method Methods 0.000 description 21
- 238000005299 abrasion Methods 0.000 description 15
- 230000000694 effects Effects 0.000 description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 11
- 230000007613 environmental effect Effects 0.000 description 10
- 229910052814 silicon oxide Inorganic materials 0.000 description 7
- 230000003373 anti-fouling effect Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 239000000126 substance Substances 0.000 description 5
- 241000894006 Bacteria Species 0.000 description 4
- 230000001580 bacterial effect Effects 0.000 description 4
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 230000009977 dual effect Effects 0.000 description 3
- 238000011156 evaluation Methods 0.000 description 3
- 125000000524 functional group Chemical group 0.000 description 3
- 229910021645 metal ion Inorganic materials 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- 239000003921 oil Substances 0.000 description 3
- 238000002834 transmittance Methods 0.000 description 3
- 241000191070 Escherichia coli ATCC 8739 Species 0.000 description 2
- 241000191967 Staphylococcus aureus Species 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000001954 sterilising effect Effects 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- UKRDPEFKFJNXQM-UHFFFAOYSA-N vinylsilane Chemical compound [SiH3]C=C UKRDPEFKFJNXQM-UHFFFAOYSA-N 0.000 description 2
- 210000002268 wool Anatomy 0.000 description 2
- JLHMJWHSBYZWJJ-UHFFFAOYSA-N 1,2-thiazole 1-oxide Chemical class O=S1C=CC=N1 JLHMJWHSBYZWJJ-UHFFFAOYSA-N 0.000 description 1
- QPLDLSVMHZLSFG-UHFFFAOYSA-N Copper oxide Chemical compound [Cu]=O QPLDLSVMHZLSFG-UHFFFAOYSA-N 0.000 description 1
- 239000005751 Copper oxide Substances 0.000 description 1
- FOIXSVOLVBLSDH-UHFFFAOYSA-N Silver ion Chemical compound [Ag+] FOIXSVOLVBLSDH-UHFFFAOYSA-N 0.000 description 1
- 241000700605 Viruses Species 0.000 description 1
- LFVGISIMTYGQHF-UHFFFAOYSA-N ammonium dihydrogen phosphate Chemical compound [NH4+].OP(O)([O-])=O LFVGISIMTYGQHF-UHFFFAOYSA-N 0.000 description 1
- 229910000387 ammonium dihydrogen phosphate Inorganic materials 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 244000052616 bacterial pathogen Species 0.000 description 1
- 230000003385 bacteriostatic effect Effects 0.000 description 1
- 230000003115 biocidal effect Effects 0.000 description 1
- 239000007767 bonding agent Substances 0.000 description 1
- WUKWITHWXAAZEY-UHFFFAOYSA-L calcium difluoride Chemical compound [F-].[F-].[Ca+2] WUKWITHWXAAZEY-UHFFFAOYSA-L 0.000 description 1
- 229910000431 copper oxide Inorganic materials 0.000 description 1
- 230000000249 desinfective effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- NKSJNEHGWDZZQF-UHFFFAOYSA-N ethenyl(trimethoxy)silane Chemical compound CO[Si](OC)(OC)C=C NKSJNEHGWDZZQF-UHFFFAOYSA-N 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000010436 fluorite Substances 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 150000002460 imidazoles Chemical class 0.000 description 1
- 238000009863 impact test Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000005342 ion exchange Methods 0.000 description 1
- XGZVUEUWXADBQD-UHFFFAOYSA-L lithium carbonate Chemical compound [Li+].[Li+].[O-]C([O-])=O XGZVUEUWXADBQD-UHFFFAOYSA-L 0.000 description 1
- 229910052808 lithium carbonate Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 235000019837 monoammonium phosphate Nutrition 0.000 description 1
- 239000002105 nanoparticle Substances 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 150000002989 phenols Chemical class 0.000 description 1
- 239000002985 plastic film Substances 0.000 description 1
- 229920006255 plastic film Polymers 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 230000002335 preservative effect Effects 0.000 description 1
- 230000001012 protector Effects 0.000 description 1
- 150000003242 quaternary ammonium salts Chemical class 0.000 description 1
- 238000009877 rendering Methods 0.000 description 1
- 238000011012 sanitization Methods 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 150000003557 thiazoles Chemical class 0.000 description 1
- BPSIOYPQMFLKFR-UHFFFAOYSA-N trimethoxy-[3-(oxiran-2-ylmethoxy)propyl]silane Chemical compound CO[Si](OC)(OC)CCCOCC1CO1 BPSIOYPQMFLKFR-UHFFFAOYSA-N 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
- 238000004383 yellowing Methods 0.000 description 1
- 239000011787 zinc oxide Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D183/00—Coating compositions based on macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon, with or without sulfur, nitrogen, oxygen, or carbon only; Coating compositions based on derivatives of such polymers
- C09D183/04—Polysiloxanes
- C09D183/06—Polysiloxanes containing silicon bound to oxygen-containing groups
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C17/00—Surface treatment of glass, not in the form of fibres or filaments, by coating
- C03C17/006—Surface treatment of glass, not in the form of fibres or filaments, by coating with materials of composite character
- C03C17/008—Surface treatment of glass, not in the form of fibres or filaments, by coating with materials of composite character comprising a mixture of materials covered by two or more of the groups C03C17/02, C03C17/06, C03C17/22 and C03C17/28
- C03C17/009—Mixtures of organic and inorganic materials, e.g. ormosils and ormocers
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D4/00—Coating compositions, e.g. paints, varnishes or lacquers, based on organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond ; Coating compositions, based on monomers of macromolecular compounds of groups C09D183/00 - C09D183/16
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/14—Paints containing biocides, e.g. fungicides, insecticides or pesticides
-
- 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
- C08G77/00—Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule
- C08G77/04—Polysiloxanes
- C08G77/14—Polysiloxanes containing silicon bound to oxygen-containing groups
-
- 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
- C08G77/00—Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule
- C08G77/04—Polysiloxanes
- C08G77/20—Polysiloxanes containing silicon bound to unsaturated aliphatic groups
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Composite Materials (AREA)
- General Chemical & Material Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Inorganic Chemistry (AREA)
- Plant Pathology (AREA)
- Surface Treatment Of Glass (AREA)
Abstract
The invention provides an antibacterial liquid and an antibacterial substrate using the same, wherein the antibacterial liquid comprises a monoalcohol ether solvent, a silica compound and an antibacterial material; the silicone compound comprises a vinyl silicone compound and the antimicrobial material comprises an organic antimicrobial additive and an inorganic antimicrobial additive. The antibacterial substrate comprises an antibacterial film and an anti-fingerprint layer; the antibacterial film is arranged on one side surface of the glass carrier; the anti-fingerprint layer is far away from the glass carrier and is arranged on one side surface of the antibacterial film, the anti-fingerprint layer contains a monofluosilicon compound which can be combined with the silica compound of the antibacterial film, and a plurality of pores connected with the antibacterial film are distributed on the anti-fingerprint layer. Therefore, the problem that the health and safety of a human body are affected due to the fact that the glass panel of the electronic device does not have an antibacterial function is solved.
Description
Technical Field
The present invention relates to an antibacterial product, and more particularly, to an antibacterial solution and an antibacterial substrate using the same.
Background
With the development of technology and network, smart phones and tablet computers are now becoming indispensable portable electronic products for daily life, and users can operate by touching a glass panel with fingers, wherein when touching the glass panel, oil stains or dust on the fingers are easy to adhere to the glass panel, and fingerprints and marks are left, so that the surface appearance of the glass panel is affected.
In addition, the user frequently touches the glass panel, so that bacteria, viruses and external pollutants on the fingers are attached to the surface of the glass panel to cause pollution, and the human body is easy to infect germs on the glass panel, so that the health and safety are influenced. Therefore, the antibacterial effect of the glass panel is achieved by the adhesion of the antibacterial coating on the glass surface by the person skilled in the art, however, the adhesion of the antibacterial coating is greatly examined because the glass panel of the electronic product is frequently subjected to touch friction by a user or the use of the sterilizing product such as alcohol.
Disclosure of Invention
The main purpose of the scheme is to solve the problem that the service life of the traditional glass panel with the attached antibacterial coating is short due to abrasion and solvent wiping.
To achieve the above object, the present invention provides an antibacterial liquid comprising: a monohydric alcohol ether solvent, a silicon oxide and an antibacterial material; the silicone compound comprises a vinyl silicone compound and the antimicrobial material comprises an organic antimicrobial additive and an inorganic antimicrobial additive.
Further, the alcohol ether solvent is 60 to 90% by weight, the silicone compound is 3 to 15% by weight, the antibacterial material is 7 to 25% by weight, wherein the organic antibacterial additive is 1 to 12% by weight of the whole, and the inorganic antibacterial additive is 6 to 13% by weight of the whole.
Further, the silicone compound further comprises an epoxysilicone compound, wherein the weight ratio of the vinyl silicone compound to the epoxysilicone compound is 1:0.4 to 1:2.5.
Further, the weight ratio of the vinyl silicone compound to the epoxy silicone compound is 1:1.
Yet another embodiment of the present invention provides an antibacterial liquid, which includes: a monohydric alcohol ether solvent, a silicon oxide and an antibacterial material; the silicone compound comprises an epoxysilicone compound and the antimicrobial material comprises an organic antimicrobial additive and an inorganic antimicrobial additive.
Further, the alcohol ether solvent is 60 to 90% by weight, the silicone compound is 3 to 15% by weight, the antibacterial material is 7 to 25% by weight, wherein the organic antibacterial additive is 1 to 12% by weight of the whole, and the inorganic antibacterial additive is 6 to 13% by weight of the whole.
Further, the organic antimicrobial additive is vanillin, and the inorganic antimicrobial additive is a metal nano ion with an antimicrobial effective amount, wherein the metal nano ion is selected from the group consisting of silver ion, copper ion and zinc ion.
Further, the alcohol ether solvent comprises propylene glycol methyl ether and ethylene glycol methyl ether, and the boiling point of the alcohol ether solvent is higher than 90 ℃.
In another embodiment of the present invention, an antibacterial substrate obtained by using the antibacterial solution is applied to a glass carrier surface, and the antibacterial substrate includes: an antibacterial film and an anti-fingerprint layer; the antibacterial film is arranged on one side surface of the glass carrier; the anti-fingerprint layer is far away from the glass carrier and is arranged on one side surface of the antibacterial film, the anti-fingerprint layer contains a monofluosilicon compound which can be combined with the silica compound of the antibacterial film, and a plurality of pores connected with the antibacterial film are distributed on the anti-fingerprint layer.
Further, the antibacterial film is attached to the surface of the glass carrier by a film forming mode of one of vapor deposition, sputtering, printing or spraying, the thickness of the antibacterial film ranges from 90 to 110 nanometers, and the thickness of the anti-fingerprint layer ranges from 20 nanometers or less.
Therefore, the antibacterial liquid comprising the silicon oxide compound, the organic antibacterial additive and the inorganic antibacterial additive not only can effectively improve the antibacterial capability of the antibacterial film, but also can be stored more easily, and can further improve the bonding strength of the antibacterial film and the glass carrier, thereby providing excellent abrasion resistance and solvent resistance, and further achieving the effect of maintaining excellent antibacterial effect for a long time.
In addition, the anti-fingerprint layer has excellent water and oil repellency, antifouling property, smoothness, chemical resistance and environmental resistance, and the antibacterial material of the antibacterial film can be released through pores, and can inhibit and eliminate bacteria on the surface of the anti-fingerprint layer, so that the combination of the antibacterial film and the anti-fingerprint layer has excellent antibacterial capability and anti-fingerprint effect, and further has the dual effects of simultaneous antibacterial and antifouling.
Drawings
FIG. 1 is a flow chart of steps of an embodiment of the present invention.
Fig. 2 is a process schematic diagram (one) of an antimicrobial film according to an embodiment of the present invention.
Fig. 3 is a process schematic (II) of the antibacterial film according to the embodiment of the invention.
Fig. 4 is a schematic cross-sectional view of an antibacterial substrate according to an embodiment of the invention.
Fig. 5 is a partial enlarged view of fig. 4.
Fig. 6 is a schematic perspective view of an embodiment of the present invention.
100 Parts of an antibacterial substrate; 200, a glass carrier; 10, an antibacterial film; 20, an anti-fingerprint layer; 21, pore space; a, a step; b, step; c, step; and d, step d.
Detailed Description
Referring to fig. 1to 6, the present invention provides an antibacterial solution and an antibacterial substrate 100 using the same.
The first embodiment of the invention provides an antibacterial liquid, which comprises an alcohol ether solvent, a silicon oxide compound and an antibacterial material.
In this embodiment, the alcohol ether solvent includes any one or a combination of propylene glycol methyl ether and ethylene glycol methyl ether, in some embodiments, methanol or ethanol may be further added to adjust the overall boiling point temperature, in some embodiments, a low boiling point alcohol ether solvent having a boiling point range of 80 ℃ to 120 ℃ may be further added to the alcohol ether solvent, in this embodiment, the overall boiling point of the alcohol ether solvent is at least higher than 90 ℃, and the optimal boiling point range of the alcohol ether solvent is 140 ℃ to 150 ℃.
The antibacterial material comprises an organic antibacterial additive and an inorganic antibacterial additive; the organic antibacterial additive can be Vanillin (Vanillin), acylaniline, imidazoles, thiazoles, isothiazolone derivatives, quaternary ammonium salts, bisguas or phenols or combinations thereof, etc.; the inorganic antibacterial additive is metal ions with antibacterial effective amount, and the metal ions can be silver ions, copper ions or zinc ions or a combination thereof and the like; in this embodiment, the inorganic antibiotic additive may be zinc oxide, copper oxide, ammonium dihydrogen phosphate and lithium carbonate.
Further, the metal ions of the inorganic antibacterial additive are fixed on the surfaces of porous materials such as fluorite, silica gel and the like through physical adsorption ion exchange and the like, and then the porous materials are mixed with the organic antibacterial additive to obtain the antibacterial material with antibacterial capability, wherein the organic antibacterial additive has antibacterial characteristics, the inorganic antibacterial additive has positive nano particles which can generate attractive force with the surface negative charges of bacterial cells, and further the bacterial membrane is destroyed through physical permeation, so that the effects of destroying bacteria and interfering with bacterial reproduction are achieved, and the antibacterial capability of the antibacterial material can be effectively improved through the combination of the organic antibacterial additive and the inorganic antibacterial additive.
The silicon oxide is used as a bonding agent, and can bond organic antibacterial additives and inorganic antibacterial additives; in this example, the silicone compound includes a vinyl silicone compound (Vinyltrimethoxysilane, C 5H12O3 Si) having the following chemical structural formula:
The vinyl silane has good effect on moisture resistance, chemicals and ultraviolet rays, and the branched chains with three bonds (shown below) can be combined with different materials after the function of subtracting the functional groups, and the vinyl silane provides excellent wettability and dry adhesion for adhesion with organic antibacterial additives and inorganic antibacterial additives.
In this embodiment, the alcohol ether solvent is 60 to 90% by weight, the silicone compound is 3 to 15% by weight, the antibacterial material is 7 to 25% by weight, the organic antibacterial additive is 1 to 12% by weight, and the inorganic antibacterial additive is 6 to 13% by weight.
Alcohol ether solvent, silicon oxide, antibacterial material and other substances are fully stirred to form antibacterial liquid; wherein, the pH value range of the antibacterial liquid is 2-4, the viscosity is about 1cp, and the viscosity can be widely attached on the surfaces of various base materials.
The second embodiment of the present invention provides an antibacterial solution, and the difference between the second embodiment and the first embodiment is that the silicone compound includes an epoxy silicone compound (Gamma-Glycidoxypropyltrimethoxysilane, C 9H20O5 Si), and the chemical structural formula of the epoxy silicone compound is as follows:
The epoxysilicone compound has excellent yellowing resistance and can improve adhesion to glass and metal substrates. The epoxy silicone compound differs from vinyl silicone compound in that the functional groups attached are different, and in terms of structure, four bonds can be bonded, and both have good bonding force to inorganic substrates such as glass. The epoxy silicone compound also has three bonded branches similar to the vinyl silicone compound in that it subtracts functional groups, and is capable of bonding organic antimicrobial additives as well as inorganic antimicrobial additives.
In this embodiment, the alcohol ether solvent is 60 to 90% by weight, the silicone compound is 3 to 15% by weight, the antibacterial material is 7 to 25% by weight, the organic antibacterial additive is 1 to 12% by weight, and the inorganic antibacterial additive is 6 to 13% by weight.
A third embodiment of the present invention provides an antibacterial liquid, and the difference between the third embodiment and the first and second embodiments is that the silicone compound includes a vinyl silicone compound and an epoxy silicone compound.
In this example, the weight ratio of the vinyl silicone compound to the epoxy silicone compound is 1:0.4 to 1:2.5, the optimum weight ratio of vinylsiloxy compound to epoxysiloxy compound is 1:1.
As shown in table 1, the surface property evaluation results of the antibacterial substrate 100 prepared with the antibacterial liquid according to the third embodiment of the present invention under the blending ratio of different vinyl silicone compounds and epoxy silicone compounds are disclosed, wherein the blending weight ratio of vinyl silicone compounds to epoxy silicone compounds is 1: the composition 1 shows the best abrasion resistance and solvent resistance. It is to be noted that the possibility of mixing other silicone compounds is not excluded from the present invention.
TABLE 1 antibacterial substrate surface results made with different silicon-oxygen Compound formulation ratios
Referring to fig. 1 to 6, a method for manufacturing an antibacterial substrate 100 according to the present invention is shown, wherein the antibacterial solution is formed on a surface of a glass carrier 200; in the present embodiment, the glass carrier 200 is a screen protector, and in some embodiments, the glass carrier 200 may be a glass panel of an electronic device. The method for preparing the antibacterial substrate 100 includes a step a and a step b.
Step a: the antibacterial liquid is attached to one side surface of the glass carrier 200, wherein the antibacterial liquid is attached to the surface of the glass carrier 200 by one of vapor deposition, sputtering, printing or spraying, and in a preferred embodiment, as shown in fig. 2, the antibacterial liquid is favorable for being attached to the surface of the glass carrier 200 in a large area by spraying, and as shown in fig. 3, the antibacterial liquid can be rapidly grown into a film on the surface of the glass carrier 200 in a large area by vapor deposition. It is added that the antibacterial liquid is not limited by a machine spraying mode, and can be manually coated under the condition of no related machine use.
Step b: the antibacterial solution is cured and formed on one side of the glass carrier 200 to form an antibacterial film 10, and the thickness of the formed antibacterial film 10 ranges from 90 to 110 nm, so that the antibacterial film 10 is colorless and transparent, and it is worth mentioning that the antibacterial film 10 of the embodiment can improve the light transmittance of 0.5% to 1.5% of the glass carrier 200, and the water drop angle of the surface of the antibacterial film 10 is about 60 degrees to 70 degrees, so as to determine whether the antibacterial film 10 is adhered to the glass carrier 200 according to the increase of the light transmittance.
In step a, the antibacterial liquid attached to the glass carrier 200 by printing or spraying is cured to form the antibacterial film 10 (as shown in fig. 2) by baking the glass carrier 200 in step b. Further illustratively, the glass carrier 200 is baked in an environment of at least 180 ℃ for 60 minutes to remove the alcohol ether solvent of the antimicrobial solution, thereby rendering the antimicrobial film 10 non-toxic and biocompatible.
The silicon oxygen compound of the antibacterial film 10 can form covalent bonding with the surface of the glass carrier 200, thereby improving the bonding strength of the antibacterial film 10 and the glass carrier 200, providing the effect of superior abrasion durability, thereby achieving the effect of maintaining excellent antibacterial for a long time. The term "antibacterial" is herein preferably intended to mean having sterilizing, disinfecting, sanitizing, bacteriostatic, mildew-proof and preservative effects.
As shown in fig. 1, step b is followed by step c and step d.
Step c: forming an anti-fingerprint layer 20 containing a fluorine silicon compound on a surface of the antimicrobial film 10 on a side far from the glass carrier 200; in this embodiment, the anti-fingerprint layer 20 is attached to the surface of the antibacterial film 10 by spraying or vapor deposition; in this example, the fluorosilicone compound was obtained from UD509 manufactured by DAIKIN INDUSTRIES, LTD., or Shin-Etsu Chemical Co., ltd. Manufactured by X-71-197, or the like.
Step d: the glass carrier 200 is baked for the second time to dehydrate the fluorine silicon compound of the anti-fingerprint layer 20 and combine with the silicon oxide of the antibacterial film 10, further explaining that the glass carrier 200 is baked in an environment of at least 150 ℃ for 60 minutes, and the thickness range of the formed anti-fingerprint layer 20 is below 20 nanometers, wherein, the glass carrier 200 is dehydrated and condensed between molecules of the anti-fingerprint layer 20 and the antibacterial film 10 in the baking process to generate a siloxane bond (-Si-O-Si-), so as to solidify the anti-fingerprint layer 20 to improve abrasion durability, thereby achieving the effects of preventing fingerprint adhesion and easy wiping of greasy dirt for a long time. It should be noted that the anti-fingerprint layer 20 of the present embodiment can also increase the light transmittance of the glass carrier 200 by about 0.5% to 1.5%.
As shown in fig. 3 to 6, the anti-fingerprint layer 20 is distributed with a plurality of pores 21 connected to the anti-fingerprint layer 10, and the anti-microbial material of the anti-microbial layer 10 can be released through the pores 21 and inhibit and destroy bacteria on the surface of the anti-fingerprint layer 20, so that the anti-microbial substrate 100 comprises a combination of the anti-microbial layer 20 and the anti-microbial layer 10, and has excellent anti-microbial ability and anti-fingerprint effect.
The antibacterial effect, abrasion durability, surface characteristics, environmental test and solvent resistance results of the antibacterial substrate 100 according to the present invention using the antibacterial liquid of the third embodiment are respectively disclosed as follows:
1. antibacterial effect
In the present example, the test results according to the japanese JIS Z2801:2010 antimicrobial test specifications are shown in table 2 below, and in the antimicrobial test, a group test was performed by inoculating the sample and the control with escherichia coli ATCC 8739 and staphylococcus aureus ATCC 6538P, respectively, using the antimicrobial substrate 100 as a processed sample (sample) and a plastic film having no antimicrobial property as a non-processed sample (control group).
TABLE 2 antibacterial test results
The antibacterial test results in table 2 above show that the antibacterial substrate 100 has an antibacterial value (R) of 6.0 for escherichia coli ATCC 8739 and an antibacterial value (R) of 5.3 for staphylococcus aureus ATCC 6538P, and it is apparent that the antibacterial substrate 100 of the present invention has excellent antibacterial ability, can effectively inhibit bacterial strain reproduction, and the antibacterial effect is not affected by the anti-fingerprint layer 20.
2. Abrasion durability test
As shown in table 3 below, in the abrasion test, 0000-level steel wool was mounted on a 2cm×2cm grinding head of a steel wool tester, and a load of 1kg was applied to make 500, 1000 and 3000 round trips, respectively, and the surface characteristics of the antibacterial substrate 100 were detected by a water drop angle tester, and the degree of hydrophobicity of the surface of the antibacterial substrate 100 was indirectly analyzed by the water drop angle to determine the surface antifouling property of the antibacterial substrate 100.
TABLE 3 abrasion test results
| Number of round trips | Initial drop angle (degree) | Water drop angle (degree) after abrasion |
| 500 | 112～115 | 109 |
| 1000 | 112～115 | 103 |
| 3000 | 112～115 | 90 |
The abrasion test results show that the water drop angle of the antibacterial substrate 100 of the present invention is still 90 degrees after 3000 times of reciprocating abrasion, and it should be specifically noted that the water drop angle after abrasion is still 90 degrees or more, which represents that the antibacterial substrate 100 has excellent abrasion durability.
3. Surface property assessment
As shown in table 4 below, the surface characteristics of the antibacterial substrate 100 according to the present embodiment were evaluated, and the evaluation result shows that the antibacterial substrate 100 actually has excellent water-and-oil repellency, antifouling property, smoothness and environmental resistance, and the anti-fingerprint layer 20 formed on the surface of the antibacterial film 10 can protect the antibacterial film 10 from water or fingerprint, so that the combination of the antibacterial film 10 and the anti-fingerprint layer 20 has excellent antibacterial ability and anti-fingerprint effect, further achieves dual effects of antibacterial and antifouling at the same time, and can be applied to various touch electronic devices to provide effects of healthy operation.
TABLE 4 evaluation results of surface Properties
4. Environmental testing
As shown in table 5 below, the antibacterial substrate 100 was subjected to a high temperature storage test (HTS), a temperature humidity bias Test (THB), a low temperature storage test (LTS), and a temperature impact test (TST) with an environmental test machine, respectively, and an environmental type reliability verification (RA) was performed and the water drop angle of the antibacterial substrate 100 was checked for further analysis after different environmental tests.
TABLE 5 environmental test results
The above environmental test results show that the antibacterial substrate 100 still has a water drop angle of 110 degrees or more after 300 hours of environmental test, and the antibacterial substrate 100 still has excellent quality under different environments.
Therefore, the invention has the following effects:
1. By the antibacterial solution comprising the silicone compound, the organic antibacterial additive and the inorganic antibacterial additive, the antibacterial capability of the antibacterial film 10 can be effectively improved, the antibacterial solution can be stored more easily, and the antibacterial solution and the glass carrier 200 can form covalent bonds to be tightly combined, so that the combination strength of the antibacterial film 10 and the glass carrier 200 is improved, and further excellent abrasion resistance and solvent resistance are provided, thereby achieving the effect of maintaining excellent antibacterial performance for a long time.
2. The anti-fingerprint layer 20 of the antibacterial substrate 100 is formed on the surface of the antibacterial film 10, so that the antibacterial film 10 can be protected from water or fingerprints, and the antibacterial effect of the antibacterial film 10 is not affected by the anti-fingerprint layer 20, so that the combination of the antibacterial film 10 and the anti-fingerprint layer 20 has excellent antibacterial capability and anti-fingerprint effect, and further the dual effects of simultaneous antibacterial and antifouling are achieved.
The above examples are only for illustrating the present invention and are not intended to limit the scope of the present invention. It is intended that the present invention be limited to the modifications and variations described herein without departing from the spirit of the invention.
Claims (10)
1. An antimicrobial liquid, comprising:
the antibacterial material comprises an organic antibacterial additive and an inorganic antibacterial additive.
2. The antimicrobial solution of claim 1, wherein the alcohol ether solvent comprises 60% to 90% by weight, the silicone compound comprises 3% to 15% by weight, the antimicrobial material comprises 7% to 25% by weight, the organic antimicrobial additive comprises 1% to 12% by weight of the total, and the inorganic antimicrobial additive comprises 6% to 13% by weight of the total.
3. The antimicrobial solution of claim 2, wherein the silicone compound further comprises an epoxysilicone compound, the weight ratio of vinyl silicone compound to epoxysilicone compound being 1:0.4 to 1:2.5.
4. The antimicrobial solution of claim 3, wherein the weight ratio of vinyl silicone compound to epoxy silicone compound is 1:1.
5. An antimicrobial liquid, comprising:
the antibacterial material comprises an organic antibacterial additive and an inorganic antibacterial additive.
6. The antimicrobial solution of claim 5, wherein the alcohol ether solvent comprises 60% to 90% by weight, the silicone compound comprises 3% to 15% by weight, the antimicrobial material comprises 7% to 25% by weight, the organic antimicrobial additive comprises 1% to 12% by weight, and the inorganic antimicrobial additive comprises 6% to 13% by weight.
7. The antiseptic solution of any one of claims 1-6 wherein the organic antiseptic additive is vanillin and the inorganic antiseptic additive is an antiseptic effective amount of metal nano-ions selected from the group consisting of silver ions, copper ions and zinc ions.
8. The antimicrobial solution of any one of claims 1 to 6, wherein the alcohol ether solvent comprises propylene glycol methyl ether and ethylene glycol methyl ether, and the alcohol ether solvent has a boiling point of greater than 90 ℃.
9. An antimicrobial substrate obtained using the antimicrobial liquid according to any one of claims 1 to 6, which is suitable for a glass carrier surface, comprising:
an antibacterial film disposed on one side surface of the glass carrier; and
The fingerprint-resistant layer is arranged on one side surface of the antibacterial film far away from the glass carrier, contains a fluorine silicon compound capable of being combined with the silicon oxygen compound of the antibacterial film, and is distributed with a plurality of pores connected with the antibacterial film.
10. The antimicrobial substrate of claim 9, wherein the antimicrobial film is attached to the surface of the glass carrier by one of vapor deposition, sputtering, printing, or spraying, and the antimicrobial film has a thickness in the range of 90 nm to 110 nm, and the anti-fingerprint layer has a thickness in the range of 20 nm or less.
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