CN106746736B - A kind of super-hydrophobic glass coating and preparation method thereof - Google Patents
A kind of super-hydrophobic glass coating and preparation method thereof Download PDFInfo
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- CN106746736B CN106746736B CN201611188412.8A CN201611188412A CN106746736B CN 106746736 B CN106746736 B CN 106746736B CN 201611188412 A CN201611188412 A CN 201611188412A CN 106746736 B CN106746736 B CN 106746736B
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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
- C03C17/42—Surface treatment of glass, not in the form of fibres or filaments, by coating with at least two coatings having different compositions at least one coating of an organic material and at least one non-metal coating
-
- 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
- C03C2217/76—Hydrophobic and oleophobic coatings
-
- 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
- C03C2218/00—Methods for coating glass
- C03C2218/10—Deposition methods
- C03C2218/11—Deposition methods from solutions or suspensions
- C03C2218/111—Deposition methods from solutions or suspensions by dipping, immersion
-
- 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
- C03C2218/00—Methods for coating glass
- C03C2218/10—Deposition methods
- C03C2218/15—Deposition methods from the vapour phase
- C03C2218/154—Deposition methods from the vapour phase by sputtering
- C03C2218/156—Deposition methods from the vapour phase by sputtering by magnetron sputtering
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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Surface Treatment Of Glass (AREA)
Abstract
The present invention discloses a kind of super-hydrophobic glass coating and preparation method thereof, the coating includes the nano-porous glass film and low-surface-energy hydrophobic membrane for being in turn attached to glass surface from the inside to the outside, nano-porous glass film with a thickness of 150~1000nm, the pore-size of nano-porous glass film is 1~100nm；Low-surface-energy hydrophobic membrane is the siloxanes or fluorinated siloxane of 1~20nm of thickness, and the surface of low-surface-energy hydrophobic membrane can be less than 40mN/m；The preparation method includes that sputtering glass film, heat treatment on the glass substrate make its split-phase, pickling glass film obtain nano-porous glass film, dip-coating low-surface-energy hydrophobic membrane again, finally obtain super-hydrophobic glass coating of the present invention, water contact angle is set to reach 150 ° or more, so as to obtain super hydrophobic surface, anti-fingerprint, oil-stain-preventing and hydrophobic effect are improved；Low-surface-energy material is attached to the outer surface of nano-porous glass film and the inner wall of nano-porous glass film layer hole, even if surface layer abrasion still has same ultra-hydrophobicity.
Description
Technical field
The present invention relates to glass surface masking technique field, specifically a kind of super-hydrophobic glass coating and preparation method thereof.
Background technique
Body surface of the water contact angle greater than 90 ° has hydrophobicity, and body surface of the water contact angle at 150 ° or more
With super-hydrophobicity, super hydrophobic surface not only hydrophobic also oleophobic.With the progress of modern science and technology, more and more electronical displays are produced
Product use touch screen, currently, capacitive touch screen becomes the touch screen technology of global mainstream, the outermost lid of capacitive touch screen
Glass sheet then becomes one of the critical material of touch screen.Regrettably, using fingerprint, greasy dirt, the sweat when product on hand
Screen surface can inevitably be remained in, the readability decline rapidly of touch panel is not only resulted in, influence vision, also reduce equipment
Availability.
To solve this problem, presently mainly using the technology in glass surface coating anti-fingerprint paint, the master of coating
Wanting ingredient mostly is the fluorosilicone compound of low-surface-energy.It is residual on glass that this method can reduce fingerprint, water stain, greasy dirt
It stays, the spot of adherency and fingerprint is made to be easy cleaning, since coating property and operating procedure limit, coating is not durable and effect is inadequate
Significantly." anti-fingerprint film and preparation method thereof " (patent No. ZL201310300953.5) is existed using magnetron sputtering and vacuum evaporation
Substrate surface is sequentially depositing silicon oxide layer and fluoride layer, and the contact angle of film layer and water is about 110 °, and product appearance is made to be easy to clear
Clean greasy dirt, fingerprint.
Summary of the invention
The purpose of the present invention is to provide a kind of super-hydrophobic glass coating and preparation method thereof, the contact angles of the coating and water
At 150 ° or more, anti-fingerprint, oil-stain-preventing and hydrophobic effect are improved, and translucency and scratch resistance can be enhanced.
The technical solution adopted by the present invention to solve the technical problems is:
A kind of super-hydrophobic glass coating and preparation method thereof, the nanometer including being in turn attached to glass surface from the inside to the outside is more
Hole glass-film and low-surface-energy hydrophobic membrane, nano-porous glass film with a thickness of 150~1000nm, the hole of nano-porous glass film
Gap is having a size of 1~100nm；Low-surface-energy hydrophobic membrane is the siloxanes or fluorinated siloxane of 1~20nm of thickness, and low-surface-energy is hydrophobic
The surface of film can be less than 40mN/m, and low-surface-energy hydrophobic membrane is attached to outer surface and the nanoporous glass of nano-porous glass film
The inner wall of glass membrane pores.
Further, the nano-porous glass film includes the amorphous silicon oxide of molar fraction 80~100%, 0~12%
Boron oxide and 0~8% sodium oxide molybdena.
Further, the nano-porous glass film includes the amorphous silicon oxide of molar fraction 86~98%, 0~8%
Boron oxide and 0~6% sodium oxide molybdena；Nano-porous glass film with a thickness of 200~800nm, the hole ruler of nano-porous glass film
Very little is 1~60nm；Low-surface-energy hydrophobic membrane is the siloxanes or fluorinated siloxane of 1~15nm of thickness, low-surface-energy hydrophobic membrane
Surface can be less than 30mN/m.
Further, the nano-porous glass film includes the amorphous silicon oxide of molar fraction 90~95%, 0~5%
Boron oxide and 0~5% sodium oxide molybdena；Nano-porous glass film with a thickness of 300~500nm, the hole ruler of nano-porous glass film
Very little is 5~60nm；Low-surface-energy hydrophobic membrane is the siloxanes or fluorinated siloxane of 5~10nm of thickness, low-surface-energy hydrophobic membrane
Surface can be less than 20mN/m.
The present invention also provides a kind of preparation methods of super-hydrophobic glass coating, comprising the following steps:
S1, cleaning glass substrate；
S2, it is coated with glass film on the glass substrate using vacuum radio frequency magnetron sputtering technique, sputtering target material uses quality
The silica of percentage 65~78%, 9~14% sodium oxide molybdena and 18~24% boron oxide constitute mixing target；
S3, obtained glass film is heat-treated, makes the abundant split-phase of glass film；
S4, nano-porous glass film is obtained after the glass film after split-phase is passed through pickling；
S5, nano-porous glass film is dried into 1~2h in 120~200 DEG C of air, then less than 5 × 10-2The gas of Pa
Pressure vacuumize 5~20min, later under negative pressure by nano-porous glass film be immersed in low-surface-energy organic solution 15~
30min obtains super-hydrophobic glass coating of the invention finally in 60~120 DEG C of 30~60min of drying；The low-surface-energy has
Machine solution is siloxane solution or fluorinated siloxane solution.
Further, the step S1 uses ethyl alcohol and deionized water successively ultrasonic glass cleaning substrate, then uses body
98% concentrated sulfuric acid of the product than 3:1 and 30% hydrogen peroxide mixed solution handle glass substrate, and glass substrate is made to have cleaning, be easy to deposit
With the surface being bonded.
Further, 300~400 DEG C of vacuum chamber depositing temperature in the step S2 vacuum radio frequency magnetron sputtering technique.
Further, described 500~700 DEG C of step S3 heat treatment temperature, 30~360min of heat treatment time.
Further, the acid that the step S4 uses 0.5mol/L hydrofluoric acid to mix in equal volume with 0.1mol/L ammonium fluoride
Solution carries out pickling to glass film, using supersonic oscillations and heating water bath as subsidiary conditions, water bath heating temperature when pickling
To 70 DEG C, supersonic oscillations frequency 40KHz, time 15min.
Further, the step S4 is using 0.1mol/L nitric acid, 0.5mol/L hydrofluoric acid and 0.1mol/L ammonium fluoride etc.
The acid solution of volume mixture carries out pickling to glass film, using supersonic oscillations and heating water bath as subsidiary conditions when pickling,
Water bath heating temperature is to 90 DEG C, supersonic oscillations frequency 40KHz, time 20min.
The invention has the advantages that coating low-surface energy substance in nanoscale rough porous glass film surface, make water
Contact angle reaches 150 ° or more, so as to obtain super hydrophobic surface, improves anti-fingerprint, oil-stain-preventing and hydrophobic effect；Low surface
Energy substance is full of whole volumetric spaces of cellular glass membrane pores, even if surface layer abrasion still has same ultra-hydrophobicity.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples:
Fig. 1 is structural schematic diagram of the invention.
Specific embodiment
As shown in Figure 1, the present invention provides a kind of super-hydrophobic glass coating and preparation method thereof, including successively attached from the inside to the outside
1 surface of glass nano-porous glass film 2 and low-surface-energy hydrophobic membrane 3, nano-porous glass film 2 with a thickness of 150~
1000nm, the pore-size of nano-porous glass film 2 are 1~100nm；Low-surface-energy hydrophobic membrane 3 is the silicon oxygen of 1~20nm of thickness
The surface of alkane or fluorinated siloxane, low-surface-energy hydrophobic membrane 3 can be less than 40mN/m, and siloxanes or fluorinated siloxane are attached to nanometer
The outer surface of SPG membrane 2 and the inner wall of nano-porous glass membrane pores 2a；Preferably, nano-porous glass film 2
Amorphous silicon oxide comprising molar fraction 80~100%, 0~12% boron oxide and 0~8% sodium oxide molybdena.
On the basis of above, nano-porous glass film 2 can also be the amorphous comprising molar fraction 86~98%
Silicon, 0~8% boron oxide and 0~6% sodium oxide molybdena；Nano-porous glass film 2 with a thickness of 200~800nm, nanoporous glass
The pore-size of glass film 2 is 1~60nm；Low-surface-energy hydrophobic membrane 3 is the siloxanes or fluorinated siloxane of 1~15nm of thickness, low
The surface of surface energy hydrophobic membrane 3 can be less than 30mN/m.
As a further preferred solution, it is fixed to can be the nothing comprising molar fraction 90~95% for nano-porous glass film 2
Conformal silicon oxide, 0~5% boron oxide and 0~5% sodium oxide molybdena；Nano-porous glass film 2 with a thickness of 300~500nm, nanometer
The pore-size of SPG membrane 2 is 5~60nm；Low-surface-energy hydrophobic membrane 3 is the siloxanes or silicon fluoride oxygen of 5~10nm of thickness
The surface of alkane, low-surface-energy hydrophobic membrane can be less than 20mN/m.
The present invention also provides a kind of preparation methods of super-hydrophobic glass coating, are specifically shown in following embodiment:
Embodiment one
A kind of preparation method of super-hydrophobic glass coating, comprising the following steps:
S1, using ethyl alcohol and deionized water successively ultrasonic cleaning aluminosilicate glass substrates 10min, then use volume ratio
98% concentrated sulfuric acid of 3:1 and 30% hydrogen peroxide mixed solution handle glass substrate 15min, and glass substrate 1 is made to have cleaning, be easy to heavy
The surface accumulated and be bonded；
S2, it is coated with glass film on the glass substrate using vacuum radio frequency magnetron sputtering technique, sputtering target material uses quality
The silica of percentage 65~78%, 9~14% sodium oxide molybdena and 18~24% boron oxide constitute mixing target；It is taken out before sputtering
Vacuum is to 4 × 10-4Pa, glass substrate are heated to 350 DEG C, argon flow 50sccm, sputtering power 450W, sputtering time 15min；
S3, by obtained glass film in chamber type electric resistance furnace 500 DEG C of 1 h of heat treatment, make the abundant split-phase of glass film；
S4, the acid solution mixed in equal volume using 0.5mol/L hydrofluoric acid and 0.1mol/L ammonium fluoride are to the glass after split-phase
Glass film carries out pickling, and using supersonic oscillations and heating water bath as subsidiary conditions when pickling, water bath heating temperature is super to 70 DEG C
Sonication frequency 40KHz, time 15min obtain nano-porous glass film 2；
S5, nano-porous glass film is dried into 1~2h in 120~200 DEG C of air, then less than 5 × 10-2The gas of Pa
Pressure vacuumizes 20min, and nano-porous glass film is immersed in low-surface-energy organic solution 15min, low table under negative pressure later
Face energy organic solution is that the dimethyl silicone polymer solution that mass concentration is 4% obtains the present invention finally in 80 DEG C of drying 60min
Super-hydrophobic glass coating.
Nano-porous glass thicknesses of layers is 300nm, 5~50nm of pore size, silicon in obtained super-hydrophobic glass coating
Siloxane film is with a thickness of 8nm；Draining test is done with 5 microlitres of water, it is 161 ° that water droplet contact angle measures average value three times, it is seen that light light transmission
Rate is 94%.
Embodiment two
A kind of preparation method of super-hydrophobic glass coating, comprising the following steps:
S1, using ethyl alcohol and deionized water successively ultrasonic cleaning quartz glass substrate 15min, then use volume ratio 3:1
98% concentrated sulfuric acid and 30% hydrogen peroxide mixed solution handle glass substrate 20min, make glass substrate 1 have it is clean, be easy to deposit
With the surface being bonded；
S2, it is coated with glass film on the glass substrate using vacuum radio frequency magnetron sputtering technique, sputtering target material uses quality
The silica of percentage 65~78%, 9~14% sodium oxide molybdena and 18~24% boron oxide constitute mixing target；It is taken out before sputtering
Vacuum is to 4 × 10-4Pa, glass substrate are heated to 200 DEG C, argon flow 40sccm, sputtering power 400W, sputtering time 10min；
S3, by obtained glass film in chamber type electric resistance furnace 700 DEG C of heat treatment 3h, make the abundant split-phase of glass film；
S4, the acid mixed in equal volume using 0.1mol/L nitric acid, 0.5mol/L hydrofluoric acid and 0.1mol/L ammonium fluoride are molten
Liquid carries out pickling to the glass film after split-phase, and using supersonic oscillations and heating water bath as subsidiary conditions when pickling, water-bath adds
For hot temperature to 90 DEG C, supersonic oscillations frequency 40KHz, time 20min obtain nano-porous glass film 2；
S5, nano-porous glass film is dried into 1~2h in 120~200 DEG C of air, then less than 5 × 10-2The gas of Pa
Pressure vacuumizes 15min, and nano-porous glass film is immersed in low-surface-energy organic solution 20min, low table under negative pressure later
Face can organic solution be ten trifluoro octyl triethyl group siloxane solutions that mass concentration is 2%, finally in 100 DEG C of drying 40min,
Obtain super-hydrophobic glass coating of the invention.
Nano-porous glass thicknesses of layers is 500nm, 15~30nm of pore size, silicon in obtained super-hydrophobic glass coating
Siloxane film is with a thickness of 10nm；Draining test is done with 5 microlitres of water, it is 168 ° that water droplet contact angle measures average value three times, it is seen that light is saturating
Light rate is 95%.
The above described is only a preferred embodiment of the present invention, being not intended to limit the present invention in any form；Appoint
What those skilled in the art, without departing from the scope of the technical proposal of the invention, all using the side of the disclosure above
Method and technology contents make many possible changes and modifications to technical solution of the present invention, or are revised as the equivalent reality of equivalent variations
Apply example.Therefore, anything that does not depart from the technical scheme of the invention according to the technical essence of the invention do above embodiments
Any simple modification, equivalent replacement, equivalence changes and modification, all of which are still within the scope of protection of the technical scheme of the invention.
Claims (10)
1. a kind of super-hydrophobic glass coating, which is characterized in that the coating includes being in turn attached to glass surface from the inside to the outside
Nano-porous glass film and low-surface-energy hydrophobic membrane, nano-porous glass film with a thickness of 150~1000nm, nano-porous glass
The pore-size of film is 1~100nm；Low-surface-energy hydrophobic membrane is the siloxanes or fluorinated siloxane of 1~20nm of thickness, low surface
The surface of energy hydrophobic membrane can be less than 40mN/m, and low-surface-energy hydrophobic membrane be attached to outer surface and the nanometer of nano-porous glass film
The inner wall of cellular glass film layer hole.
2. a kind of super-hydrophobic glass coating according to claim 1, which is characterized in that the nano-porous glass film includes
The amorphous silicon oxide of molar fraction 80~100%, 0~12% boron oxide and 0~8% sodium oxide molybdena.
3. a kind of super-hydrophobic glass coating according to claim 1, which is characterized in that the nano-porous glass film includes
The amorphous silicon oxide of molar fraction 86~98%, 0~8% boron oxide and 0~6% sodium oxide molybdena；The thickness of nano-porous glass film
Degree is 200~800nm, and the pore-size of nano-porous glass film is 1~60nm；Low-surface-energy hydrophobic membrane is 1~15nm of thickness
Siloxanes or fluorinated siloxane, the surface of low-surface-energy hydrophobic membrane can be less than 30mN/m.
4. a kind of super-hydrophobic glass coating according to claim 1, which is characterized in that the nano-porous glass film includes
The amorphous silicon oxide of molar fraction 90~95%, 0~5% boron oxide and 0~5% sodium oxide molybdena；The thickness of nano-porous glass film
Degree is 300~500nm, and the pore-size of nano-porous glass film is 5~60nm；Low-surface-energy hydrophobic membrane is 5~10nm of thickness
Siloxanes or fluorinated siloxane, the surface of low-surface-energy hydrophobic membrane can be less than 20mN/m.
5. a kind of preparation method of super-hydrophobic glass coating, which comprises the following steps:
S1, cleaning glass substrate；
S2, it is coated with glass film on the glass substrate using vacuum radio frequency magnetron sputtering technique, sputtering target material uses quality percentage
The mixing target that silica, 9~14% sodium oxide molybdena and 18~24% boron oxide than 65~78% are constituted；
S3, obtained glass film is heat-treated, makes the abundant split-phase of glass film；
S4, nano-porous glass film is obtained after the glass film after split-phase is passed through pickling；
S5, nano-porous glass film is dried into 1~2h in 120~200 DEG C of air, then less than 5 × 10-2Under the air pressure of Pa
5~20min is vacuumized, nano-porous glass film is immersed in low-surface-energy 15~30min of organic solution under negative pressure later, most
Afterwards in 60~120 DEG C of 30~60min of drying, super-hydrophobic glass coating described in claim 1 is obtained；The low-surface-energy is organic
Solution is siloxane solution or fluorinated siloxane solution.
6. a kind of preparation method of super-hydrophobic glass coating according to claim 5, which is characterized in that the step S1 is adopted
With ethyl alcohol and deionized water successively ultrasonic glass cleaning substrate, 98% concentrated sulfuric acid and 30% hydrogen peroxide of volume ratio 3:1 are then used
Mixed solution handles glass substrate, and glass substrate is made to have surface that is clean, being easy to deposit be bonded.
7. a kind of preparation method of super-hydrophobic glass coating according to claim 5, which is characterized in that the step S2 is true
300~400 DEG C of vacuum chamber depositing temperature in empty rf magnetron sputtering technique.
8. a kind of preparation method of super-hydrophobic glass coating according to claim 5, which is characterized in that the step S3 heat
500~700 DEG C for the treatment of temperature, 30~360min of heat treatment time.
9. a kind of preparation method of super-hydrophobic glass coating according to claim 5, which is characterized in that the step S4 is adopted
The acid solution mixed in equal volume with 0.5mol/L hydrofluoric acid and 0.1mol/L ammonium fluoride carries out pickling to glass film, when pickling
Using supersonic oscillations and heating water bath as subsidiary conditions, water bath heating temperature to 70 DEG C, supersonic oscillations frequency 40KHz, when
Between 15min.
10. a kind of preparation method of super-hydrophobic glass coating according to claim 5, which is characterized in that the step S4
The acid solution mixed in equal volume using 0.1mol/L nitric acid, 0.5mol/L hydrofluoric acid and 0.1mol/L ammonium fluoride is to glass film
Pickling is carried out, is used as subsidiary conditions using supersonic oscillations and heating water bath when pickling, to 90 DEG C, ultrasonic wave shakes water bath heating temperature
Swing frequency 40KHz, time 20min.
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| CN111548026B (en) * | 2017-06-21 | 2022-04-12 | Ａｇｃ株式会社 | Article with water-and oil-repellent layer and method for producing the same |
| CN109425563A (en) * | 2017-08-24 | 2019-03-05 | 中国科学院长春光学精密机械与物理研究所 | Apply the laser particle analyzer and preparation method thereof in oil field reinjection water field |
| CN107365088A (en) * | 2017-09-06 | 2017-11-21 | 蚌埠玻璃工业设计研究院 | A kind of preparation method of glass surface super-hydrophobic film |
| CN107879610B (en) * | 2017-11-14 | 2020-09-15 | 东南大学 | Transparent super-hydrophobic glass with antifogging and dew drop self-cleaning functions and preparation method thereof |
| CN109402582B (en) * | 2018-10-29 | 2020-09-15 | 北京机械工业自动化研究所 | Erosion-resistant and icing-resistant composite coating and preparation method and application thereof |
| CN109295416B (en) * | 2018-10-29 | 2020-09-15 | 北京机械工业自动化研究所 | Super-hydrophobic composite coating and preparation method and application thereof |
| CN109402563B (en) * | 2018-10-29 | 2020-09-15 | 北京机械工业自动化研究所 | Anti-icing composite coating and preparation method and application thereof |
| CN109504941A (en) * | 2018-12-27 | 2019-03-22 | 浙江师范大学 | The preparation method of fluorine and molybdenum co-doped zinc oxide transparent conductive thin film |
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