CN106010327B - Touch Screen tempered glass pad pasting and preparation method thereof - Google Patents
Touch Screen tempered glass pad pasting and preparation method thereof Download PDFInfo
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- CN106010327B CN106010327B CN201610290154.8A CN201610290154A CN106010327B CN 106010327 B CN106010327 B CN 106010327B CN 201610290154 A CN201610290154 A CN 201610290154A CN 106010327 B CN106010327 B CN 106010327B
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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
- C03C21/00—Treatment of glass, not in the form of fibres or filaments, by diffusing ions or metals in the surface
- C03C21/001—Treatment of glass, not in the form of fibres or filaments, by diffusing ions or metals in the surface in liquid phase, e.g. molten salts, solutions
- C03C21/005—Treatment of glass, not in the form of fibres or filaments, by diffusing ions or metals in the surface in liquid phase, e.g. molten salts, solutions to introduce in the glass such metals or metallic ions as Ag, Cu
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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
- C03C23/00—Other surface treatment of glass not in the form of fibres or filaments
- C03C23/0085—Drying; Dehydroxylation
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J7/00—Adhesives in the form of films or foils
- C09J7/20—Adhesives in the form of films or foils characterised by their carriers
- C09J7/22—Plastics; Metallised plastics
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J2400/00—Presence of inorganic and organic materials
- C09J2400/10—Presence of inorganic materials
- C09J2400/14—Glass
- C09J2400/143—Glass in the substrate
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- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
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Abstract
The preparation method of Touch Screen tempered glass pad pasting, belong to the technical field of electronic product tempered glass pad pasting, then the lower surface of glass substrate is obtained Touch Screen tempered glass pad pasting by the preparation including glass substrate and glue with glue is pasted, further comprising the steps of：A, it after drying the cleaning glass substrate of preparation, is placed in equipped with SOCl2In the reactor of liquid, 3 5h are stood, then takes out, is placed in resistance furnace, be warming up to 450 DEG C 550 DEG C with stove, keep the temperature 1 3h, pretreatment layer is formed in glass baseplate surface；B, the glass substrate Jing Guo processing of step A is immersed in 330 DEG C 450 DEG C of nitrate, 2 10h of isothermal holding is to get ion exchange layer；C, it will be combined up to Touch Screen tempered glass pad pasting with glue by the glass substrate of step B processing.The invention also discloses the Touch Screen tempered glass pad pastings prepared using this method, and in the antibiotic layer that tempered glass surface assembles, antibacterial effect is more preferable.
Description
Technical field
The invention belongs to the technical field of electronic product tempered glass pad pasting, be related to Touch Screen tempered glass pad pasting and its
Preparation method, Touch Screen tempered glass pad pasting prepared by this method are that the ion-exchange assembled on tempered glass surface resists
Bacterium layer, is different from the existing coating method antibiotic layer individually combined on glass, antibacterial effect is more preferable, is not in conjunction with institute's band
That comes falls off, detaches and the intrusion of bacterium.
Background technology
In recent years, the touch control devices such as mobile phone, tablet computer were throughout the every aspect of life, however the touch-control skill to grow stronger day by day
Art is being brought among the while of facilitating also makes people be in the risk of spread of germs.It is proposed that on Touch Screen
Antibiotic layer is prepared, the harm that people contact bacterium is reduced.But screen can be made to the use habit of touch control device pad pasting based on people
The curtain antibiotic layer of itself loses original effect.Furthermore since certain touch control device service lifes are longer, the antibacterial of glass is lasting
Property can not reach the requirement of corresponding service life, therefore do antibacterial on Touch Screen, antibacterial processing has little significance.Ordinary steel
Changing adhering film to glass can protect equipment from the harm of scuffing, reduce the probability of screen breakage when dropping to the maximum extent.If
The increase of screen manufacturing cost can be then reduced if capable of making screen sticking film that there is antibacterial effect, and can make the user do not need to replace
Touch control device can obtain sterile use environment in time.The utility model patent of 204585984 U of Patent No. CN uses
Coating of titanium dioxide increases the anti-microbial property of tempered glass film, but the antibacterial effect of titanium dioxide is far away from metallic salt, and
Coating process can lead to the loss of transmitance.Therefore a kind of efficient antibacterial tempered glass protective film is developed to necessitate.
The problem of antibacterial effect of silver ion is well-known, but the reduction of silver ion leads to glass coloration is limitation antibacterial glass
Glass becomes the key technical problem of screen cover board or protective film.102939269 A of Patent No. CN are separated using sylvite and silver salt
The mode for exchanging processing is done, to reduce the coloring of glass, the way of this infiltration capacity for reducing silver can cause the contracting of antimicrobial lifetime
It is short, and cannot fundamentally solve coloring problem.Patent No. WO2014/124348 A1 change glass network by adding Al2O3
The method of structure, to reach the coloring problem for mitigating silver.This way can cause the change of frit, not be suitable for owning
Glass system is particularly unsuitable for the production of soda-lime-silica glass.And glass substrate is mainly with high alumina glass in the two patents
Based on glass, due to the complexity of high alumina glass production, cost is higher, is not the most economical selection of tempering pad pasting.
In conclusion lacking a kind of efficient antibacterial toughened glass screen protective film at present, being also suitable for solution without a kind of
The method that certainly soda-lime-silica glass generates coloring problem in Ag ion exchange process.
Invention content
The present invention be solve in the prior art be directed to sodium calcium silicon ultra-white float glass pad pasting coloring problem, can not be better
It realizes antibacterial, antibacterial effect, provides a kind of preparation method of Touch Screen tempered glass pad pasting, and utilize the preparation method
The Touch Screen tempered glass pad pasting of preparation.
The present invention be realize its purpose the technical solution adopted is that：
The preparation method of Touch Screen tempered glass pad pasting, includes the preparation of glass substrate and glue, then by glass
The lower surface of substrate obtains Touch Screen tempered glass pad pasting with glue is pasted, further comprising the steps of：
A, the preparation of pretreatment layer：After the cleaning glass substrate of preparation is dried, it is placed in equipped with SOCl2The reactor of liquid
In, 3-5h is stood, then takes out, is placed in resistance furnace, 450 DEG C -550 DEG C is warming up to stove, 1-3h is kept the temperature, in glass substrate table
Face forms pretreatment layer；
B, the preparation of ion exchange layer：Glass substrate Jing Guo processing of step A is immersed to 330 DEG C -450 DEG C of nitrate
In, isothermal holding 2-10h is to get ion exchange layer；
C, the preparation of Touch Screen tempered glass pad pasting：It will be combined i.e. with glue by the glass substrate of step B processing
Obtain Touch Screen tempered glass pad pasting.
The preparation of 330 DEG C -450 DEG C of nitrate, including, silver nitrate is dried with potassium nitrate, is uniformly mixed, is mixed
Nitrate is subsequently placed in the atmosphere furnace full of drying nitrogen or air and is heated to 330 DEG C -450 DEG C.
In the mixed nitrate, by weight percentage, 0.1%-10% containing silver nitrate, surplus is potassium nitrate.
The preparation of glass substrate prepares zero defect without the sodium calcium silicon ultra-white float glass to go mouldy.
The glue is AB glue.
Touch Screen tempered glass pad pasting, including glass substrate and the glue in glass substrate lower surface is set, it is described
The surface of glass substrate be provided with one layer of pretreatment layer, include ion exchange layer, the depth of ion exchange layer on pretreatment layer
Degree is provided with stickup less than or equal to the depth of pretreatment layer by the lower surface of ion exchange layer treated glass substrate
Glue.
Glass substrate is the sodium silico-calcium ultra-white float glass that thickness is 0.05mm-0.2mm.
The depth of pretreatment layer is 20 μm -200 μm.
Hydroxyl is not contained in the glass structure of pretreatment layer.
Ion exchange layer is one layer of antibiotic layer for including silver ion and potassium ion, and wherein silver ion and potassium ion is the same as in glass
Sodium ion does ion-exchange reactions and forms surface compression stress, while silver ion plays antibacterial action.Compression stress size is
300MPa-900MPa, 20-100 μm of stressor layers total depth, antibacterial effect meet Japanese JIS_Z_2801：2000 standards, silver ion
15 μm -90 μm of layer depth.
The beneficial effects of the invention are as follows：
1. antibiotic layer is integrated on tempered glass, instead of the antibacterial functions of touch control device panel, when reaching antimicrobial lifetime,
It only needs to change screen sticking film and can be achieved with the continuity of antibacterial functions without replacing screen or whole equipment, reduce unnecessary money
Source wastes.
2. break through soda-lime-silica glass Ag ion exchange when generate coloring technical barrier, realize economy, high yield colourless sodium
The production of calcium silicon antibiotic glass.
3. using SOCl2So that surface layer of glass is sloughed constitution water, the redox reaction of silver ion and hydroxyl is blocked, in high temperature
When be not easy to form colloid.For maximum processing temperature up to 450 DEG C, the raising of temperature makes processing time shorten, and simplifies ion friendship
Change technique.
The Touch Screen tempered glass pad pasting of the present invention can solve the problems, such as the spread of germs of Touch Screen, it is seen that light penetrates
Rate is high, and preparation is simple, the production of tempering film can be realized in soda-lime-silica glass production technology, with high alumina antibacterial tempering
Glass, which is compared, can obtain higher economic benefit.The present invention Touch Screen tempered glass pad pasting have it is superpower it is scratch resistant, wear-resisting,
It is explosion-proof, Water-proof and oil-proof is dirty, Anti-bubble, bacteriological protection, anti-dazzle, radiation protection effect, there is highly sensitive sense of touch, picture light transmission
Rate can prevent harm of the electron waves to human body up to 95% or more.
In the present invention SOCl has been used in the preparation of step A pretreatment layers2, SOCl2It is a kind of colourless or faint yellow smoke
Liquid meets water and resolves into SO2And HCl, effect in the present invention is the hydroxyl removed in glass structure.Hydroxyl encounters silver ion
Redox reaction occurs, makes silver ion reduction at elemental silver, and then be changed into colloidal state, elargol matter can make glass coloration.Therefore
The hydroxyl structure eliminated in glass can effectively eliminate silver ion coloring phenomenon.Glass is in SOCl2In time of repose should limit
It is scheduled on 3-5 hours, the time, too short then pretreatment layer depth was insufficient, and overlong time may influence glass structure.
Ion-exchange reaction temperature, reaction time are each defined in 330 DEG C -450 DEG C and 2-10 hours, temperature is too low, when
Between it is too short, exchange depth deficiency, temperature is excessively high, fused salt can be made to decompose, and overlong time is more than pre- place there will be silver ion depth
The harm managed layer and developed the color.
Specific implementation mode
With reference to specific embodiment, the present invention is further illustrated.
Embodiment 1
First, sodium calcium silicon ultra-white float glass substrate of the zero defect without the 0.05mm thickness gone mouldy is taken, certain size is cut into,
It is cleaned, drying operation, then does following processing：
A, the preparation of pretreatment layer：After the cleaning glass substrate of preparation is dried, it is placed in equipped with SOCl2The reactor of liquid
In, 3h is stood, then takes out, is placed in resistance furnace, 450 DEG C is warming up to stove, keeps the temperature 1h, pre- place is formed in glass baseplate surface
Manage layer；During this, mainly there are two effects for heating, in SOCl2Before boiling point, reaction can be improved by properly increasing environment temperature
Activity；In SOCl2The unreacted SOCl that glass surface can be retained after boiling point2Decompose complete, the generation in the way of decomposition
For traditional water-washing process.With stove heating be prevent glass suddenly be heated rupture the defects of.
B, the preparation of ion exchange layer：Silver nitrate and potassium nitrate are dried, by silver nitrate 0.1%, potassium nitrate 99.9%
Ratio is uniformly mixed, and is obtained mixed nitrate, is subsequently placed in the atmosphere furnace full of drying nitrogen or air and is heated to 330 DEG C,
Then the glass substrate Jing Guo processing of step A is immersed in 330 DEG C of mixed nitrate, isothermal holding 2h is to get ion exchange
Layer；During this, nitrogen and air are protective gas, prevent vapor from being contacted with the glass substrate handled well.
C, the preparation of Touch Screen tempered glass pad pasting：By the glass substrate of step B processing will cool down, and clean,
After drying, will wherein one side be combined with AB glue up to Touch Screen tempered glass pad pasting.
Embodiment 2
First, sodium calcium silicon ultra-white float glass substrate of the zero defect without the 0.2mm thickness gone mouldy is taken, certain size is cut into,
It is cleaned, drying operation, then does following processing：
A, the preparation of pretreatment layer：After the cleaning glass substrate of preparation is dried, it is placed in equipped with SOCl2The reactor of liquid
In, 5h is stood, then takes out, is placed in resistance furnace, 500 DEG C is warming up to stove, keeps the temperature 3h, pre- place is formed in glass baseplate surface
Manage layer；
B, the preparation of ion exchange layer：Silver nitrate and potassium nitrate are dried, by silver nitrate 10%, the ratio of potassium nitrate 90%
It is uniformly mixed, obtains mixed nitrate, be subsequently placed in the atmosphere furnace full of drying nitrogen or air and be heated to 450 DEG C, then
Glass substrate Jing Guo processing of step A is immersed in 450 DEG C of mixed nitrate, isothermal holding 10h is to get ion exchange layer；
C, the preparation of Touch Screen tempered glass pad pasting：By the glass substrate of step B processing will cool down, and clean,
After drying, will wherein one side be combined with AB glue up to Touch Screen tempered glass pad pasting.
Embodiment 3
First, sodium calcium silicon ultra-white float glass substrate of the zero defect without the 0.15mm thickness gone mouldy is taken, certain size is cut into,
It is cleaned, drying operation, then does following processing：
A, the preparation of pretreatment layer：After the cleaning glass substrate of preparation is dried, it is placed in equipped with SOCl2The reactor of liquid
In, 4h is stood, then takes out, is placed in resistance furnace, 550 DEG C is warming up to stove, keeps the temperature 2h, pre- place is formed in glass baseplate surface
Manage layer；
B, the preparation of ion exchange layer：Silver nitrate and potassium nitrate are dried, by silver nitrate 0.5%, potassium nitrate 99.5%
Ratio is uniformly mixed, and is obtained mixed nitrate, is subsequently placed in the atmosphere furnace full of drying nitrogen or air and is heated to 400 DEG C,
Then the glass substrate Jing Guo processing of step A is immersed in 400 DEG C of mixed nitrate, isothermal holding 6h is to get ion exchange
Layer；
C, the preparation of Touch Screen tempered glass pad pasting：By the glass substrate of step B processing will cool down, and clean,
After drying, will wherein one side be combined with AB glue up to Touch Screen tempered glass pad pasting.
Embodiment 4
First, sodium calcium silicon ultra-white float glass substrate of the zero defect without the 0.1mm thickness gone mouldy is taken, certain size is cut into,
It is cleaned, drying operation, then does following processing：
A, the preparation of pretreatment layer：After the cleaning glass substrate of preparation is dried, it is placed in equipped with SOCl2The reactor of liquid
In, 3.5h is stood, then takes out, is placed in resistance furnace, 480 DEG C is warming up to stove, keeps the temperature 1.5h, formed in glass baseplate surface
Pretreatment layer；
B, the preparation of ion exchange layer：Silver nitrate and potassium nitrate are dried, by silver nitrate 1%, the ratio of potassium nitrate 99%
It is uniformly mixed, obtains mixed nitrate, be subsequently placed in the atmosphere furnace full of drying nitrogen or air and be heated to 380 DEG C, then
Glass substrate Jing Guo processing of step A is immersed in 380 DEG C of mixed nitrate, isothermal holding 4h is to get ion exchange layer；
C, the preparation of Touch Screen tempered glass pad pasting：By the glass substrate of step B processing will cool down, and clean,
After drying, will wherein one side be combined with AB glue up to Touch Screen tempered glass pad pasting.
Embodiment 5
First, sodium calcium silicon ultra-white float glass substrate of the zero defect without the 0.08mm thickness gone mouldy is taken, certain size is cut into,
It is cleaned, drying operation, then does following processing：
A, the preparation of pretreatment layer：After the cleaning glass substrate of preparation is dried, it is placed in equipped with SOCl2The reactor of liquid
In, 4.5h is stood, then takes out, is placed in resistance furnace, 530 DEG C is warming up to stove, keeps the temperature 2.5h, formed in glass baseplate surface
Pretreatment layer；
B, the preparation of ion exchange layer：Silver nitrate and potassium nitrate are dried, by silver nitrate 5%, the ratio of potassium nitrate 95%
It is uniformly mixed, obtains mixed nitrate, be subsequently placed in the atmosphere furnace full of drying nitrogen or air and be heated to 430 DEG C, then
Glass substrate Jing Guo processing of step A is immersed in 430 DEG C of mixed nitrate, isothermal holding 8h is to get ion exchange layer；
C, the preparation of Touch Screen tempered glass pad pasting：By the glass substrate of step B processing will cool down, and clean,
After drying, will wherein one side be combined with AB glue up to Touch Screen tempered glass pad pasting.
Embodiment 6
First, sodium calcium silicon ultra-white float glass substrate of the zero defect without the 0.05mm thickness gone mouldy is taken, certain size is cut into,
It is cleaned, drying operation, then does following processing：
A, the preparation of pretreatment layer：After the cleaning glass substrate of preparation is dried, it is placed in equipped with SOCl2The reactor of liquid
In, 3.8h is stood, then takes out, is placed in resistance furnace, 510 DEG C is warming up to stove, keeps the temperature 2h, formed in glass baseplate surface pre-
Process layer；
B, the preparation of ion exchange layer：Silver nitrate and potassium nitrate are dried, by silver nitrate 7%, the ratio of potassium nitrate 93%
It is uniformly mixed, obtains mixed nitrate, be subsequently placed in the atmosphere furnace full of drying nitrogen or air and be heated to 410 DEG C, then
Glass substrate Jing Guo processing of step A is immersed in 410 DEG C of mixed nitrate, isothermal holding 3h is to get ion exchange layer；
C, the preparation of Touch Screen tempered glass pad pasting：By the glass substrate of step B processing will cool down, and clean,
After drying, will wherein one side be combined with AB glue up to Touch Screen tempered glass pad pasting.
Embodiment 7
First, sodium calcium silicon ultra-white float glass substrate of the zero defect without the 0.05mm thickness gone mouldy is taken, certain size is cut into,
It is cleaned, drying operation, then does following processing：
A, the preparation of pretreatment layer：After the cleaning glass substrate of preparation is dried, it is placed in equipped with SOCl2The reactor of liquid
In, 3h is stood, then takes out, is placed in resistance furnace, 450 DEG C is warming up to stove, keeps the temperature 2h, pre- place is formed in glass baseplate surface
Manage layer；
B, the preparation of ion exchange layer：Silver nitrate and potassium nitrate are dried, by silver nitrate 0.1%, potassium nitrate 99.9%
Ratio is uniformly mixed, and is obtained mixed nitrate, is subsequently placed in the atmosphere furnace full of drying nitrogen or air and is heated to 450 DEG C,
Then the glass substrate Jing Guo processing of step A is immersed in 450 DEG C of mixed nitrate, isothermal holding 7h is to get ion exchange
Layer；
C, the preparation of Touch Screen tempered glass pad pasting：By the glass substrate of step B processing will cool down, and clean,
After drying, will wherein one side be combined with AB glue up to Touch Screen tempered glass pad pasting.
Embodiment 8
First, sodium calcium silicon ultra-white float glass substrate of the zero defect without the 0.2mm thickness gone mouldy is taken, certain size is cut into,
It is cleaned, drying operation, then does following processing：
A, the preparation of pretreatment layer：After the cleaning glass substrate of preparation is dried, it is placed in equipped with SOCl2The reactor of liquid
In, 5h is stood, then takes out, is placed in resistance furnace, 450 DEG C is warming up to stove, keeps the temperature 3h, pre- place is formed in glass baseplate surface
Manage layer；
B, the preparation of ion exchange layer：Silver nitrate and potassium nitrate are dried, by silver nitrate 10%, the ratio of potassium nitrate 90%
It is uniformly mixed, obtains mixed nitrate, be subsequently placed in the atmosphere furnace full of drying nitrogen or air and be heated to 330 DEG C, then
Glass substrate Jing Guo processing of step A is immersed in 330 DEG C of mixed nitrate, isothermal holding 2h is to get ion exchange layer；
C, the preparation of Touch Screen tempered glass pad pasting：By the glass substrate of step B processing will cool down, and clean,
After drying, will wherein one side be combined with AB glue up to Touch Screen tempered glass pad pasting.
Embodiment 9
First, sodium calcium silicon ultra-white float glass substrate of the zero defect without the 0.15mm thickness gone mouldy is taken, certain size is cut into,
It is cleaned, drying operation, then does following processing：
A, the preparation of pretreatment layer：After the cleaning glass substrate of preparation is dried, it is placed in equipped with SOCl2The reactor of liquid
In, 5h is stood, then takes out, is placed in resistance furnace, 450 DEG C is warming up to stove, keeps the temperature 3h, pre- place is formed in glass baseplate surface
Manage layer；
B, the preparation of ion exchange layer：Silver nitrate and potassium nitrate are dried, by silver nitrate 1%, the ratio of potassium nitrate 99%
It is uniformly mixed, obtains mixed nitrate, be subsequently placed in the atmosphere furnace full of drying nitrogen or air and be heated to 370 DEG C, then
Glass substrate Jing Guo processing of step A is immersed in 370 DEG C of mixed nitrate, isothermal holding 5h is to get ion exchange layer；
C, the preparation of Touch Screen tempered glass pad pasting：By the glass substrate of step B processing will cool down, and clean,
After drying, will wherein one side be combined with AB glue up to Touch Screen tempered glass pad pasting.
Embodiment 10
First, sodium calcium silicon ultra-white float glass substrate of the zero defect without the 0.2mm thickness gone mouldy is taken, certain size is cut into,
It is cleaned, drying operation, then does following processing：
A, the preparation of pretreatment layer：After the cleaning glass substrate of preparation is dried, it is placed in equipped with SOCl2The reactor of liquid
In, 3h is stood, then takes out, is placed in resistance furnace, 450 DEG C is warming up to stove, keeps the temperature 1.5h, formed in glass baseplate surface pre-
Process layer；
B, the preparation of ion exchange layer：Silver nitrate and potassium nitrate are dried, by silver nitrate 0.35%, potassium nitrate 99.65%
Ratio be uniformly mixed, obtain mixed nitrate, be subsequently placed in the atmosphere furnace full of drying nitrogen or air and be heated to 450
DEG C, then the glass substrate Jing Guo processing of step A is immersed in 450 DEG C of mixed nitrate, isothermal holding 10h is to get ion
Switching layer；
C, the preparation of Touch Screen tempered glass pad pasting：By the glass substrate of step B processing will cool down, and clean,
After drying, will wherein one side be combined with AB glue up to Touch Screen tempered glass pad pasting.
Embodiment 11
First, sodium calcium silicon ultra-white float glass substrate of the zero defect without the 0.1mm thickness gone mouldy is taken, certain size is cut into,
It is cleaned, drying operation, then does following processing：
A, the preparation of pretreatment layer：After the cleaning glass substrate of preparation is dried, it is placed in equipped with SOCl2The reactor of liquid
In, 5h is stood, then takes out, is placed in resistance furnace, 450 DEG C is warming up to stove, keeps the temperature 2.5h, formed in glass baseplate surface pre-
Process layer；
B, the preparation of ion exchange layer：Silver nitrate and potassium nitrate are dried, by silver nitrate 7%, the ratio of potassium nitrate 93%
It is uniformly mixed, obtains mixed nitrate, be subsequently placed in the atmosphere furnace full of drying nitrogen or air and be heated to 400 DEG C, then
Glass substrate Jing Guo processing of step A is immersed in 400 DEG C of mixed nitrate, isothermal holding 5h is to get ion exchange layer；
C, the preparation of Touch Screen tempered glass pad pasting：By the glass substrate of step B processing will cool down, and clean,
After drying, will wherein one side be combined with AB glue up to Touch Screen tempered glass pad pasting.
Comparison 1
A, glass substrate is configured to plate, the glass composition of the glass substrate, the Mole percent to convert with oxide
Than indicating, contain：The SiO of 55-80%2, 0.1-15% Al2O3, 0-15% B2O3, 0-10% ZnO, 0.1-15%
Na2O, the K of 0-10%2O, the MgO+CaO of 0-16%；
B, including at least KNO3Fuse salt in be shaped as plate the glass substrate carry out chemical strengthening
Processing, specifically, at 400-550 DEG C containing KNO3Fuse salt in dipping glass substrate 2-20 hours；
C, the glass substrate after the chemical intensification treatment is carried out cleaning processing；
D, the surface for the glass substrate that cleans that treated described in warp forms silverskin；
E, by be formed with the glass substrate of the silverskin by 300-475 DEG C is heated by silver ion from glass
Glass substrate surface diffuses to inside so that the silver content in the range of until the glass baseplate surface to 40 μm of depth is 0.2-100 μ
g/cm2, the silver to remaining on surface in described will not be diffused in silver ion diffusion inside glass substrate carries out cleaning and removes
It goes.
The key of the preparation method be glass substrate at being grouped as on, the guarantee that can realize be also based on it is this at
The glass substrate divided changes other common or of the invention glass substrates into, is then unable to reach this effect of comparison 1.
Comparison 2
The glass substrate of touch panel is soaked in 18M sulfuric acid solutions 1 minute first, then is removed and is remained with deionized water
In the sulfuric acid solution of glass baseplate surface；Glass substrate after cleaning is immersed in concentration 1% and contains 3- aminopropyl-triethoxies
In the solution of the silane coupling agent of silane, and react 30-60 minutes at room temperature, it is residual with deionized water and ethyl alcohol removing after reaction
Stay the silane coupling agent in glass baseplate surface；Glass substrate after reaction is soaked in solution of the 1000ppm containing nano silver,
React 12-24 hour at room temperature, removed with deionized water and ethyl alcohol after reaction remain on glass baseplate surface containing nano silver
Solution, be finally dried at room temperature, obtain tool the antibiotic property high grade of transparency touch panel.With the antibacterial obtained by this processing procedure
Touch panel carries out Escherichia coli antibacterial (strain ATCC 8739) according to JISZ2801 inspection specifications and tests, antibacterial activity value
It is 2.0 or so.
Performance test is carried out to the Touch Screen tempered glass adhesive cover products that above-described embodiment is prepared, as a result such as table
Shown in 1.
Table 1
Screen protection of the present invention protects adhering film to glass with steel it can be seen from data in table 1, and compression stress is high, can
Screen is protected not to be scraped off well, screen breakage probability when reduction is dropped, and meanwhile excellent antibacterial performance, identical use condition
Under, it is compare 1 service life 1.5 times or more that screen protection of the invention protects adhering film to glass with steel, is 2 service lifes of comparison
2 times or more.The main effect of silver ion is antibacterial action, and under the same terms, depth is deeper, the silver ion exchanged in glass
Amount is bigger, and anti-microbial property is better.The main function of potassium ion is to prepare compression, and potassium ion depth is deeper, and compression is higher.
Claims (10)
1. the preparation method of Touch Screen tempered glass pad pasting, includes the preparation of glass substrate and glue, then by glass base
The lower surface of plate obtains Touch Screen tempered glass pad pasting with glue is pasted, which is characterized in that further comprising the steps of：
A, the preparation of pretreatment layer：After the cleaning glass substrate of preparation is dried, it is placed in equipped with SOCl2It is quiet in the reactor of liquid
3-5h is set, is then taken out, is placed in resistance furnace, 450 DEG C -550 DEG C is warming up to stove, 1-3h is kept the temperature, in glass baseplate surface shape
At pretreatment layer；
B, the preparation of ion exchange layer：Glass substrate Jing Guo processing of step A is immersed in 330 DEG C -450 DEG C of nitrate, is protected
2-10h is to get ion exchange layer for temperature processing；
C, the preparation of Touch Screen tempered glass pad pasting：Glass substrate by step B processing is combined with glue up to touching
Control screen tempered glass pad pasting.
2. the preparation method of Touch Screen tempered glass pad pasting according to claim 1, it is characterised in that：330℃-450
DEG C nitrate preparation, including, by the drying of silver nitrate and potassium nitrate, be uniformly mixed, obtain mixed nitrate, be subsequently placed in and fill
It is heated to 330 DEG C -450 DEG C in the atmosphere furnace of full drying nitrogen or air.
3. the preparation method of Touch Screen tempered glass pad pasting according to claim 2, it is characterised in that：The mixing nitre
In hydrochlorate, by weight percentage, 0.1%-10% containing silver nitrate, surplus is potassium nitrate.
4. the preparation method of Touch Screen tempered glass pad pasting according to claim 1, it is characterised in that：Glass substrate
Prepare, prepares zero defect without the sodium calcium silicon ultra-white float glass to go mouldy.
5. the preparation method of Touch Screen tempered glass pad pasting according to claim 1, it is characterised in that：The stickup
Glue is AB glue.
6. Touch Screen tempered glass pad pasting prepared by a kind of preparation method according to claim 1, including glass substrate and
Glue in glass substrate lower surface is set, it is characterised in that：The surface of the glass substrate is provided with one layer of pretreatment
Layer includes ion exchange layer on pretreatment layer, and the depth of ion exchange layer is less than or equal to the depth of pretreatment layer, by from
The lower surface of sub- switching layer treated glass substrate is provided with glue.
7. Touch Screen tempered glass pad pasting according to claim 6, it is characterised in that：Glass substrate is that thickness is
The sodium silico-calcium ultra-white float glass of 0.05mm-0.2mm.
8. Touch Screen tempered glass pad pasting according to claim 6, it is characterised in that：The depth of pretreatment layer is 20 μ
m-200μm。
9. Touch Screen tempered glass pad pasting according to claim 6, it is characterised in that：In the glass structure of pretreatment layer
Without containing hydroxyl.
10. Touch Screen tempered glass pad pasting according to claim 6, it is characterised in that：Ion exchange layer is one layer of packet
The antibiotic layer of silver ion and potassium ion.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610290154.8A CN106010327B (en) | 2016-05-04 | 2016-05-04 | Touch Screen tempered glass pad pasting and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610290154.8A CN106010327B (en) | 2016-05-04 | 2016-05-04 | Touch Screen tempered glass pad pasting and preparation method thereof |
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| CN106010327A CN106010327A (en) | 2016-10-12 |
| CN106010327B true CN106010327B (en) | 2018-10-19 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2022048048A (en) * | 2020-09-14 | 2022-03-25 | 日本板硝子株式会社 | Display device |
| CN114524625A (en) * | 2020-11-23 | 2022-05-24 | 广东腾玻玻璃科技有限公司 | Antibacterial high-strength glass and preparation method thereof |
| CN112552837A (en) * | 2020-12-08 | 2021-03-26 | 湖南优多新材料科技有限公司 | Formula and processing technology of thermal viscosity reduction protective film |
| US20220289624A1 (en) * | 2021-03-12 | 2022-09-15 | Tubitak | Fast and economical glass functionalization in one step |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1884166A (en) * | 2006-07-12 | 2006-12-27 | 中国科学院上海光学精密机械研究所 | Visible and mid-infrared transparent germanate gallate glass |
| CN102092940A (en) * | 2009-12-11 | 2011-06-15 | 肖特公开股份有限公司 | Aluminum silicate glass for touch screen |
| CN203331489U (en) * | 2013-06-06 | 2013-12-11 | 东莞市长安义泽包装制品厂 | Tempered glass stuck film |
-
2016
- 2016-05-04 CN CN201610290154.8A patent/CN106010327B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1884166A (en) * | 2006-07-12 | 2006-12-27 | 中国科学院上海光学精密机械研究所 | Visible and mid-infrared transparent germanate gallate glass |
| CN102092940A (en) * | 2009-12-11 | 2011-06-15 | 肖特公开股份有限公司 | Aluminum silicate glass for touch screen |
| CN203331489U (en) * | 2013-06-06 | 2013-12-11 | 东莞市长安义泽包装制品厂 | Tempered glass stuck film |
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| Publication number | Publication date |
|---|---|
| CN106010327A (en) | 2016-10-12 |
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