CN107140850A - A kind of plated film antibacterial safety glass and preparation method thereof - Google Patents
A kind of plated film antibacterial safety glass and preparation method thereof Download PDFInfo
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- CN107140850A CN107140850A CN201710307318.8A CN201710307318A CN107140850A CN 107140850 A CN107140850 A CN 107140850A CN 201710307318 A CN201710307318 A CN 201710307318A CN 107140850 A CN107140850 A CN 107140850A
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- 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
- C03C17/34—Surface treatment of glass, not in the form of fibres or filaments, by coating with at least two coatings having different compositions
- C03C17/3411—Surface treatment of glass, not in the form of fibres or filaments, by coating with at least two coatings having different compositions with at least two coatings of inorganic materials
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B27/00—Tempering or quenching glass products
- C03B27/04—Tempering or quenching glass products using gas
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- 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
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- 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
- C03C2217/00—Coatings on glass
- C03C2217/40—Coatings comprising at least one inhomogeneous layer
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- 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
- C03C2217/00—Coatings on glass
- C03C2217/70—Properties of coatings
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Abstract
The invention discloses a kind of plated film antibacterial safety glass and preparation method thereof.The plated film antibacterial safety glass includes glass substrate and is arranged at the antibacterial film layer of glass substrate surface, the antibacterial film layer is the compound of transition film layer and Ag doping composite film, and the Ag doping composite film is silver-colored silicon dioxide and titanium dioxide composite film, silver-colored silica composite films layer or silver-colored titanium dioxide composite film layer；Titanium dioxide in the Ag doping composite film is anatase and rutile compound phase, and the transition film layer is arranged between glass substrate and Ag doping composite film.Plated film antibacterial safety glass and preparation method that the present invention is provided, according to theoretical and membrane structure the controllable preparation of the chemical composition of float glass and surface features and Film Optics, reach that the solidification of antibacterial glass film layer and glass toughening equipment are once completed by film layer design, make glass that both there are optimal antibacterial functions, there is high intensity again, 3 times of bending strength raising, impact strength improve 69 times.
Description
Technical field
The present invention relates to glass technology field, more particularly to a kind of plated film antibacterial safety glass and preparation method thereof.
Background technology
With the material of people and stepping up for the level of cultural life, in household, household electrical appliances, display, hospital and building etc.
The field of table top is used glass as, for example：Glass tabletop, refrigerator inside multilayer glass shelf/dividing plate, people are to environmental sanitation day
Benefit is paid attention to.The microorganism that is grown on these glass table tops and bacteriogenic virus infection and it is broadcast to health of people and brings and ask
Topic is, it is necessary to which glass has antibacterial/sterilizing function.
Preparing the method for antibiotic glass at present has three kinds, and one is fusion method, and transition metal is added in glass melting process
Ion is used as antiseptic；Two be coating method, and antibacterial film is plated in glass surface；Three be to take fused salt diffusion method, antibacterial ion diffusion
To surface layer of glass.Sterilization particle uses transition metal, for example：Copper, zinc, silver etc., wherein silver has had as sterilization material
Long history.Early in people before more than 2000 years begin to silver and silver compound be applied to life and medical treatment among (Dibrov
P,Dzioba J,Gosink KK,et al.Chemiosmoticmechanism ofantimicrobial ac activity
of Ag(+)in Vibrio cholerae[J].AntimicrobAgents Chemother,2002,46(8):2668-
2670.), people deposit food using silvery vessel, to prevent food spoilage (Alexander JW.History of the
medical use of silver[J].Surg Infect(Larchmt),2009,10(3):289-292)。
The patent that fusion method prepares antibiotic glass has：Patent " antiseptic glass pellet with slowly released component and preparation method thereof, Shen
Please number 02111187.1 " fusion cast glass addition tin oxide, silver oxide, cupric oxide.Patent " a kind of antibiotic glass, application number
It is used to directly contact with water 201480023325.X ", discharges silver ion to play antibacterial effect, and its raw material includes Ag2O、
P2O5、CaO、ZnO、K2O、Al2O3And MgO, and when making total amount for 100 weight %, Ag2O content is more than 5 weight % and 10
Value in the following scopes of weight %." a kind of antibiotic glass, application number 201410285276.9 " takes fusion process, glass group to patent
Into silica 60-80%, chromium oxide 10-20%, alundum (Al2O3) 10-20%, silicic-boric acid 5-7%, remaining is impurity.Patent
" a kind of antibiotic glass preparation method, application number 201410458472.1 " uses 8-12 parts of polyvinyl alcohol, 2-6 parts of antiseptic, two
3-11 parts of silica, 5-9 parts of graphite, 1-3 parts of calcium phosphate, 6-9 parts of calcium carbonate, 1-3 parts of polyamic acid resin, natrium nitrosum 1-4
6-13 parts of part, 2-6 parts of diatomite and sand.100-260 mesh sieves are milled to jointly, alumina catalyst is then added, and react 10-
30 minutes, residue is filtered, obtained solution carries out high temperature concentration and removes water, and reactor is put into when to water content 10%.Temperature
100-200 degrees Celsius, sinter glass into.Patent " antibiotic glass composition and the antibacterial polymer constituent using said composition,
Application number 200410007612.X ", which is founded, adds silver oxide in phosphate glass.Patent " a kind of antimicrobial textiles and its preparation
Method, application number 201610114608.6 " takes the fusion process that heating-up temperature is 1300-1450 DEG C.
For processing glass enterprise, the antibiotic glass of processing fusion process production is difficult to ensure that the uniformity of product quality；It is right
Fusion cast glass enterprise, is changed to produce antibiotic glass, production cost can increase, in addition, glass ingredient from common float glass
Middle addition antibacterial ion can change glass structure, cause glass properties to change.
The patent that coating method prepares antibiotic glass has：Patent " produces the work of antibiotic glass using sol-gelatin plating method
Process, application number 200510123722.7 " takes the alkoxide of silver, copper, zinc, cobalt, nickel, the titanium of iron ion addition hydrolysis or silicon molten
In liquid, dip-coating glass is heat-treated 0.5-1 hours in constant-temperature constant-humidity environment standing, at 500-550 DEG C." one kind is coated with light and urged patent
Change the manufacture method of the self-cleaning glass of layer and antibacterial metal ions, application number 200810052470.7 " is in TiO 2 sol
Middle addition metal ion (Ag, Zn, Cu, Fe), impregnates plated film, and 700 degree sinter 1 hour.Patent " the production work of novel antibacterial glass
Skill, application number 201410281613.7 " in cleaning glass substrate characterized in that, coat one layer of nanometer silver antimicrobial film, the thickness of film
Spend for 40~80nm.
Film plating process obtains antibiotic glass, and processing glass enterprise production is easily controlled.But, plated film is impregnated on glass,
0.5-1 hours or 700 degree sintering of 500-550 DEG C of heat treatment are all unfavorable for actual production for 1 hour, and efficiency is low, cost is high；Glass
Do not strengthen, surface strength is low, film hardness is low, is easily worn in practical application, durability of product is poor.It is heat treated
Sodium ion destroys film layer structure in journey, glass.
The patent that ion diffusion prepares antibiotic glass has：Patent " antibiotic glass vessel and its processing method, application number
201410329730.6 " it is characterized in that glassware is poured into containing AgNO3Solution, opacus environment, 80~90 DEG C of temperature is stood
2~18h, pours out complete soln, opacus to dry；Glassware after opacus dry is placed in heating furnace, heated up with 5 DEG C/min
To 212 DEG C, constant temperature 30min continues to be warming up to 500 DEG C with 5 DEG C/min, then constant temperature 90min stops heating, cooling.Patent
" a kind of antiseptic solution and its application method for glassware, the weight of the antiseptic solution of application number 201410733852.1 "
Amount percentage composition includes：Silver ion salt or copper ion salt, condensed phosphoric acid sodium, water.The percentage by weight of antiseptic solution is constituted：
Silver nitrate 1%, actol 1%, condensed phosphoric acid sodium 10%, butyl Cellosolve 5%, water 83%.Antiseptic solution is coated on glass
Product needs the surface of antibacterial, is then dried, and glassware is placed in into 150-410 DEG C of bar after antiseptic solution is thoroughly dried
20-180min is heated under part, afterwards antimicrobial coating is peeled off, glassware is cleaned, that is, obtains antibiotic glass product.Specially
" a kind of preparation method of high intensity antibiotic glass, application number 201610721270.0 " takes Two-step ion-exchanging method to profit, first will
Glass is put into the potassium nitrate of 400-500 DEG C of melting and carries out ion exchange, time 2-12 hour of exchange；Then it will be exchanged
Glass afterwards places at least one of potassium nitrate and silver iron compound, copper ion compound, zinc ion compound ion
Ion exchange is carried out in the fused salt mixt of compound again, high intensity antibiotic glass is obtained；The temperature of ion exchange is, 350-480
DEG C, the time 2-120min of exchange.
The temperature of molten salt of ion method of diffusion be not more than 500 DEG C, diffusion time it is long, efficiency is low, cost is high；Ion exchange increases
Belong to chemical enhanced by force, be equally that the time is long, efficiency is low, cost is high.
Photocatalytic nanometer powder degradation of contaminant method：Patent " preparation method of Ag-carried nanometer titanium dioxide, application number
200810031600.9 " add silver nitrate sintering in titanium sulfate solution obtains Ag-carried nanometer titanium dioxide antiseptic powder.Specially
" a kind of preparation method of nano titanium oxide, application number 201510232494.0 " adds fluorine to profit after stirring boric acid and silver nitrate
Titanium acid ammonium, regulation pH value adds 20~30 parts by weight butyl titanates and 30~70 parts by weight absolute ethyl alcohols between 2~4, plus
Heat obtains nano titanium oxide to 70~90 DEG C after centrifugation.The chemical formula of ammonium titanium fluoride is (NH4)2TiF6, make in boric acid
The codope of nitrogen, boron, fluorine is introduced with lower liquid deposition so that broad-band gap nanometer titanic oxide material can to visible light-responded,
So that the catalytic action of nano titanium oxide under visible light is greatly enhanced.Patent " refrigerator disinfecting, odor removal and method, Shen
Please number 200410062482.X " stainless (steel) wire of 18 mesh of nano titanium oxide dip-coating, fan, ultraviolet lamp tube, reflection lampshade,
Adjustable timing device is constituted, and utilizes photocatalysis disinfection, deodorization.
" a kind of photocatalysis nano material, application number 201310002655.8 " takes nano cupric oxide, nano zine oxide to patent
Or nano magnesia and nano titanium oxide mixing wiring solution-forming, it is sonicated, reacted 2 hours in water heating kettle at 225 DEG C,
Centrifuge washing, separation, are incubated 2 hours at 550 DEG C, obtain nano cupric oxide, nano zine oxide or nano magnesia dopen Nano
The photocatalysis compound of titanium dioxide, utilizes photocatalytic degradation.
" a kind of photocatalysis nano material, application number 201110343737.X " are it is characterized in that by Nano Silver and nanometer two for patent
The mixture that titanium oxide is constituted, the mass parts of Nano Silver described in mixture are 0.5~10, and the mass parts of the titanium dioxide are
90~99.5；The preparation method of the mixture is：Nano Silver and nano titanium oxide mixing wiring solution-forming are taken in proportion, through super
Sonication, reacts 2 hours, centrifuge washing, separation in water heating kettle at 225 DEG C, is incubated 2 hours at 550 DEG C, obtains Nano Silver and mix
The photocatalysis compound of miscellaneous nano titanium oxide.
Nano titanium oxide or various ion-doped nano titanium dioxide powders, are difficult to reclaim, one in degradation of contaminant
As need a carrier.
At present, antibacterial film layer and its film layer solidification and the one step completed product patent of glass toughening equipment are coated with glass
Technology is less, typically all prepares antibiotic glass using above-mentioned plated film or ion diffusion, all there is above-mentioned described deficiency.
The content of the invention
The present invention provides a kind of plated film antibacterial safety glass and preparation method thereof to solve above-mentioned technical problem.
To achieve the above object, the technical scheme is that：
A kind of plated film antibacterial safety glass, the plated film antibacterial safety glass includes glass substrate and is arranged at the glass
The antibacterial film layer of substrate surface, the antibacterial film layer is the compound of transition film layer and Ag doping composite film, and the Ag doping is answered
Conjunction film layer is silver-silica-titania composite film, silver-silica composite films layer or silver-titanium dioxide composite film
Layer；Titanium dioxide in the Ag doping composite film is anatase and rutile compound phase, and the transition film layer is arranged at glass
Between glass substrate and Ag doping composite film.
In such scheme, the transition film layer is in silica coating or silica-titania composite film
One or two kinds of is compound.
In such scheme, silica coating thickness is in 0~20 nanometer, silica-titania composite film thickness
At 0~20 nanometer, silver-titanium dioxide composite film layer or silver -400~1000 nanometers of silica composite films thickness degree, silver-dioxy
SiClx -400~1000 nanometers of titanium dioxide composite film thickness degree.
In such scheme, silver -400~650 nanometers of titanium dioxide composite film thickness degree, silver-silica composite films thickness
400~650 nanometers of degree, silver -400~650 nanometers of silica-titania composite film thickness.
In such scheme, the glass substrate is float glass.
The preparation method of described plated film antibacterial safety glass, comprises the following steps：
1) antibacterial film layer coating solution is prepared；
2) glass cleaning, obtains cleaned glass substrate；
3) roller coat or printing or spray antimicrobial film layer coating solution on cleaned glass substrate；
4) glass substrate that surface is had into coating solution carries out physical toughened, 560~615 DEG C of safety glass surface temperature,
3~15 minutes tempering time, chilling blast 2000Pa-16000Pa, cool time 30-110 second, that is, obtain the plated film antibacterial
Safety glass.
In such scheme, the antibacterial film layer coating solution is silver-silica-titania composite coating liquid.
In such scheme, the antibacterial film layer coating solution is silver-silica-titania composite coating liquid, silver-dioxy
The coating solution of SiClx composite coating liquid or silver-titanium dioxide composite coating liquid and tie coat, step 3) in, first in clean glass
The coating solution of roller coat or printing or spraying transition film layer on glass substrate；Then transition film layer coating solution surface roller coating or
Printing or spraying silver-silica-titania composite coating liquid, silver-silica composite coating liquid or silver-titanium dioxide
Composite coating liquid.
In such scheme, the preparation method of silver-titanium dioxide composite coating liquid is：Silver nitrate is dissolved in into titanium dioxide to apply
In layer liquid, it is to obtain silver-titanium dioxide composite coating liquid to add polyethylene glycol, wherein：Titanium dioxide:Silver:Polyethylene glycol rubs
You are than being 1:0.005~0.070:0.002~0.07.
In such scheme, the viscosity of the silver-titanium dioxide composite coating liquid is 6-12mPas.
Technical key point is：By increasing transition zone, the sodium ion in glass can be prevented to be diffused into Ag doping
Film layer, prevents titanium dioxide from can not form anatase and rutile compound phase.
Beneficial effects of the present invention are：Plated film antibacterial safety glass and preparation method that the present invention is provided, according to float glass process glass
The chemical composition of glass and theoretical and membrane structure the controllable preparation of surface features and Film Optics, are reached by film layer design
Antibacterial glass film layer solidifies and glass toughening equipment is once completed, and makes glass both to Escherichia coli, staphylococcus aureus, Huang Qu
Mould, black-koji mould are resistant, there is high intensity again, and bending strength improves 3 times, 6-9 times of impact strength raising；Glass tempering refers to
Mark reaches use requirement.Meanwhile, coated glass shows faint yellow, can shield a part of blue light.A kind of plated film antibacterial of the present invention
Safety glass is widely used in the field using glass such as household electrical appliances, household, medical matters, display and building.In addition, on glass plated film
Method have a lot, wherein ripe has chemical method (for example：Sol-gel dipping, spin coating film plating process), Physical (for example：
Sputtering method, thermal evaporation etc.).But, the present invention takes roller coat or printing or spraying coating process can be with controllable film layer on glass
Micro-structural, can easily realize plated film and tempering industrialization with physical toughened stove on line.
Brief description of the drawings
Fig. 1 is the structural representation for the plated film antibacterial safety glass that the embodiment of the present invention 1 is provided.
Fig. 2 is the structural representation for the plated film antibacterial safety glass that the embodiment of the present invention 2 is provided.
Fig. 3 is the structural representation for the plated film antibacterial safety glass that the embodiment of the present invention 3 is provided.
Fig. 4 is the structural representation for the plated film antibacterial safety glass that the embodiment of the present invention 4 is provided.
Fig. 5 is the XRD standard diagrams (PDF card 65-5714) of anatase phase titanium dioxide.
Fig. 6 is the XRD standard diagrams (PDF card 65-0191) of red schorl phase titanium dioxide.
Titanium dioxide in the Ag doping composite film that Fig. 7 and Fig. 8 obtains for the embodiment of the present invention 1 is in different tempering temperatures
Under XRD.
Embodiment
It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not intended to limit the present invention.
The present invention provides a kind of plated film antibacterial safety glass, and the plated film antibacterial safety glass includes glass substrate and setting
In the antibacterial film layer of glass substrate surface, it is compound with doped and compounded film layer that antibacterial film layer is transition film layer.Ag doping composite membrane
Layer is silver-silica-titania composite film or silver-silica composite films layer or silver-titanium dioxide composite film layer；Cross
Film layer is crossed to be arranged between glass substrate and Ag doping composite film.
Transition film layer is answered for one or both of silica coating or silica-titania composite film
Close.
Plated film antibacterial safety glass of the present invention includes but is not limited to following structures：
Glass substrate/silica coating/silica-titania composite film/silver-titanium dioxide composite film layer；
Or glass substrate/silica-titania composite film/silver-titanium dioxide composite film layer；
Or glass substrate/silica coating/silver-titanium dioxide composite film layer；
Or glass substrate/silica coating/silver-silica-titania composite film；
Or glass substrate/silica coating/silver-silica titanium compound film layer.
Silica coating thickness is at 0~20 nanometer；Silica-titania composite film thickness is at 0~20 nanometer；
Silver -400~1000 nanometers of titanium dioxide composite film thickness degree, is preferably 400~650 nanometers；Silver-silica-titania
400~1000 nanometers of composite film thickness, is preferably 400~650 nanometers.
The compound method of floating coat liquid of the present invention is as follows：
1.1 prepare silica dioxide coating liquid：
According to tetraethyl orthosilicate:Water:The mol ratio of ethanol is 1:1~4:10~37 (be preferably 1:2:18) described three are chosen
Kind raw material, is mixed afterwards and stirs into supernatant liquid, as silica dioxide coating liquid.The pH of silica dioxide coating liquid<7 or pH
>=7.In the present embodiment, pH<7.
1.2 prepare silica-titania composite coating liquid：
A. preparing titanium dioxide coating solution：
According to butyl titanate or isopropyl titanate:Isopropanol:Water:The mol ratio of acetylacetone,2,4-pentanedione is 1~15:25~75:1
~15:1 (is preferably 4:25:3:3) four kinds of raw materials are chosen, titanium dioxide coating liquid is obtained after being mixed.
B. silica-titania composite coating liquid is prepared：
The titanium dioxide coating liquid that a is obtained in the silica dioxide coating liquid and 1.2 that 1.1 are obtained mixes and obtains two
Silica-titania composite coating liquid, wherein：Silica：The mol ratio of titanium dioxide is 10~55:0.5~45 (preferably
For 35:45).
1.3 prepare silver-titanium dioxide composite coating liquid：
Silver nitrate is dissolved in titanium dioxide coating liquid, it is to obtain silver-titanium dioxide composite coating to add polyethylene glycol
Liquid, wherein：Titanium dioxide:Silver:The mol ratio of polyethylene glycol is 1:0.005~0.070:0.002~0.07 (titanium dioxide and silver
Mol ratio be preferably 1:0.05).
1.4 prepare silver-silica-titania composite coating liquid
Silver nitrate is dissolved in the silica-titania composite coating liquid that 1.2b is obtained, that is, obtains silver-titanium dioxide
Silicon-titanium dioxide composite coating liquid, wherein：The mol ratio of titanium dioxide and silver is 1:0.005~0.070 (is preferably 1:
0.05)。
1.5 prepare silver-silica composite coating liquid
Silver nitrate is dissolved in silica dioxide coating liquid, it is to obtain silver-silica composite coating to add polyethylene glycol
Liquid, wherein：Silica:Silver:The mol ratio of polyethylene glycol is 1:0.005~0.070:0.002~0.07 (silica and silver
Mol ratio be preferably 1:0.05).
Embodiment 1
As shown in figure 1, a kind of its tempering plated film antibiotic glass for being provided for the present embodiment, it include glass substrate 1 and
It is sequentially formed in the silica coating 2, silica-titania composite film 3, silver-titanium dioxide on the surface of glass substrate 1
Composite film 4.
In the present embodiment, the thickness of silica coating 2 is 3-10nm.Silica-titania composite film 3
Thickness is 3-10nm.The thickness of silver-titanium dioxide composite film layer is 550-650nm.
The present embodiment also provides the preparation method of the tempering plated film antibiotic glass, comprises the following steps：
1) prepared coating liquid, specially prepare silica dioxide coating liquid, silica-titania composite coating liquid and
Silver-titanium dioxide composite coating liquid；
2) glass cleaning：The resistance value of rinse water used is not less than 10 megaohms, obtains cleaned glass substrate 1；
3) roller coat or printing or spraying silica dioxide coating liquid formation silica coating 2 on cleaned glass substrate 1,
Thicknesses of layers 3-10nm；
4) roller coat or printing or spraying silica-titania composite coating liquid are formed on silica coating 2
Silica-titania composite film 3, thicknesses of layers 3-10nm；
5) roller coat or printing or spraying silver-titanium dioxide composite coating on silica-titania composite film 3
Liquid forms silver-titanium dioxide composite film layer 4, thicknesses of layers 550-650nm；
6) coated glass is physical toughened, 560 DEG C of tempering temperature, and the tempering time is determined 3~4 minutes according to thickness of glass.
It is preferred that roller coating technology is in dope for glass, preferred coatings liquid pH<7.
In the present embodiment, the titanium dioxide obtained in silver-titanium dioxide composite film layer 4 is combined for anatase with rutile
Phase, refers to Fig. 7.From figure 7 it can be seen that low temperature obtains Anatase+a small amount of Rutile Type (101 diffraction peaks broadening).
Change step 6) in tempering temperature be 615 DEG C, the titanium dioxide obtained in silver-titanium dioxide composite film layer 4 is
Anatase and rutile compound phase, refer to Fig. 8.From figure 8, it is seen that high temperature obtains anatase+rutile compound phase.
Embodiment 2
As shown in Fig. 2 a kind of its tempering plated film antibiotic glass for being provided for the present embodiment, it include glass substrate 1 and
It is sequentially formed in the silica coating 2 and silver-titanium dioxide composite film layer 4 on the surface of glass substrate 1.
In the present embodiment, the thickness of silica coating 2 is 3-10nm.The thickness of silver-titanium dioxide composite film layer 4 is
550-650nm。
Embodiment 3
As shown in figure 3, a kind of its tempering plated film antibiotic glass for being provided for the present embodiment, it include glass substrate 1 and
It is sequentially formed in the silica-titania composite film 3 and silver-titanium dioxide composite film layer 4 on the surface of glass substrate 1.
In the present embodiment, the thickness of silica-titania composite film 3 is 3-10nm.Silver-titanium dioxide is combined
The thickness of film layer 4 is 550-650nm.
Embodiment 4
As shown in figure 4, a kind of its tempering plated film antibiotic glass for being provided for the present embodiment, it include glass substrate 1 and
It is sequentially formed in silica coating 2, the silver-silica-titania composite film 5 on the surface of glass substrate 1.
In the present embodiment, the thickness of silica coating 2 is 3-10nm.Silver-silica-titania composite film
5 thickness is 550-650nm.
Silver-silica coating, silver-silica-titania composite film, silver-titanium dioxide composite film layer are any
One layer, two layers of combination or three layers of combination form the protection domain that plated film antibacterial safety glass belongs to this patent.
Table 1 is embodiment antibacterial effect.Bacterium is cultivated on plated film antibacterial safety glass according to standard, with non-coated glass
Antibiotic rate is contrasted, 1 is the results are shown in Table.
The plated film antibacterial safety glass antibiotic rate of table 1/%
| Bacterial species | Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 |
| Escherichia coli | 98.93 | 98.33 | 99.63 | 97.93 |
| Staphylococcus aureus | 99.96 | 98.96 | 99.76 | 97.86 |
| Aspergillus flavus | 99.67 | 99.57 | 99.35 | 98.27 |
From the point of view of table 1, glass substrate/silica coating/silica-titania selected by embodiment 1 is combined
The synthesis anti-microbial property of film layer/silver-this structure of titanium dioxide composite film layer is optimal.
Comparative example 1
This comparative example is roughly the same with embodiment 1, the difference is that the structure of this comparative example is glass substrate/silver-titanium dioxide
Titanium compound film layer, it does not have the presence of transition zone, and the titanium dioxide in the Ag doping film layer formed is anatase, its antibacterial
Detection data are shown in Table 2.
The comparative example antibiotic rate of table 2/%
| Bacterial species | Comparative example 1 |
| Escherichia coli | 66.88 |
| Staphylococcus aureus | 66.05 |
| Aspergillus flavus | 67.66 |
The preferred embodiments of the present invention are these are only, are not intended to limit the scope of the invention, it is every to utilize this hair
The equivalent structure transformation that bright specification and accompanying drawing content are made, or other related technical fields are directly or indirectly used in,
Similarly it is included within the scope of the present invention.
Claims (10)
1. a kind of plated film antibacterial safety glass, it is characterised in that the plated film antibacterial safety glass includes glass substrate and setting
In the antibacterial film layer of the glass substrate surface, the antibacterial film layer is transition film layer and compound, the institute of Ag doping composite film
It is silver-silica-titania composite film, silver-silica composite films layer or silver-titanium dioxide to state Ag doping composite film
Titanium compound film layer；Titanium dioxide in the Ag doping composite film is anatase and rutile compound phase, the transition film layer
It is arranged between glass substrate and Ag doping composite film.
2. plated film antibacterial safety glass as claimed in claim 1, it is characterised in that the transition film layer is silica coating
Or one or both of silica-titania composite film is compound.
3. plated film antibacterial safety glass as claimed in claim 2, it is characterised in that silica coating thickness is received 0~20
Rice, silica-titania composite film thickness is at 0~20 nanometer, silver-titanium dioxide composite film layer or silver-silica
400~1000 nanometers of composite film thickness, silver -400~1000 nanometers of silica-titania composite film thickness.
4. plated film antibacterial safety glass as claimed in claim 2, it is characterised in that silver-titanium dioxide composite film thickness degree 400
~650 nanometers, silver -400~650 nanometers of silica composite films thickness degree, silver-silica-titania composite membrane thickness
400~650 nanometers of degree.
5. plated film antibacterial safety glass as claimed in claim 1, it is characterised in that the glass substrate is float glass.
6. the preparation method of plated film antibacterial safety glass as claimed in claim 1, it is characterised in that comprise the following steps：
1) antibacterial film layer coating solution is prepared；
2) glass cleaning, obtains cleaned glass substrate；
3) roller coat or printing or spray antimicrobial film layer coating solution on cleaned glass substrate；
4) glass substrate that surface is had into coating solution carries out physical toughened, 560~615 DEG C of safety glass surface temperature, tempering
3~15 minutes time, chilling blast 2000Pa-16000Pa, cool time 30-110 second, that is, obtain the plated film antibacterial tempering
Glass.
7. the preparation method of plated film antibacterial safety glass as claimed in claim 6, it is characterised in that the antibacterial film layer coating
Liquid is silver-silica-titania composite coating liquid.
8. the preparation method of plated film antibacterial safety glass as claimed in claim 6, it is characterised in that the antibacterial film layer coating
Liquid is silver-silica-titania composite coating liquid, silver-silica composite coating liquid or silver-titanium dioxide composite coating
The coating solution of liquid and tie coat, step 3) in, roller coat or printing or spraying transition film layer first on cleaned glass substrate
Coating solution；Then it is combined in the coating solution surface roller coating of transition film layer or printing or spraying silver-silica-titania
Coating solution, silver-silica composite coating liquid or silver-titanium dioxide composite coating liquid.
9. the preparation method of plated film antibacterial safety glass as claimed in claim 6, it is characterised in that silver-titanium dioxide is combined
The preparation method of coating solution is：Silver nitrate is dissolved in titanium dioxide coating liquid, it is to obtain silver-titanium dioxide to add polyethylene glycol
Titanium compound coating liquid, wherein：Titanium dioxide:Silver:The mol ratio of polyethylene glycol is 1:0.005~0.070:0.002~0.07.
10. the preparation method of plated film antibacterial safety glass as claimed in claim 7, it is characterised in that the silver-titanium dioxide
The viscosity of composite coating liquid is 6-12mPas.
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| CN108101377A (en) * | 2017-12-28 | 2018-06-01 | 宁波俐辰新能源有限公司 | A kind of cold-and-heat resistent strain tempered glass and its manufacturing method |
| WO2019053037A1 (en) * | 2017-09-15 | 2019-03-21 | Hecosol Gmbh | Anti-microbial coating |
| CN110184572A (en) * | 2019-06-11 | 2019-08-30 | 麦世枝 | A method of preparing sterilizing membrane on glass |
| CN111592237A (en) * | 2020-05-29 | 2020-08-28 | 深圳市信濠光电科技股份有限公司 | Antibacterial glass cover plate and preparation method thereof |
| CN111765716A (en) * | 2020-07-09 | 2020-10-13 | 长虹美菱股份有限公司 | Photocatalytic antibacterial self-cleaning touch panel |
| CN115925273A (en) * | 2022-12-23 | 2023-04-07 | 南京同曦大圣环保科技有限公司 | Epidemic prevention antibacterial air purification glass and preparation method thereof |
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Application publication date: 20170908 |