CN110642528A - Sterilizing self-cleaning glass and production process thereof - Google Patents
Sterilizing self-cleaning glass and production process thereof Download PDFInfo
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- CN110642528A CN110642528A CN201910951402.2A CN201910951402A CN110642528A CN 110642528 A CN110642528 A CN 110642528A CN 201910951402 A CN201910951402 A CN 201910951402A CN 110642528 A CN110642528 A CN 110642528A
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- 239000005348 self-cleaning glass Substances 0.000 title claims abstract description 24
- 230000001954 sterilising effect Effects 0.000 title claims abstract description 22
- 238000004519 manufacturing process Methods 0.000 title abstract description 19
- 239000010410 layer Substances 0.000 claims abstract description 66
- 239000011521 glass Substances 0.000 claims abstract description 53
- 239000000758 substrate Substances 0.000 claims abstract description 28
- 239000007789 gas Substances 0.000 claims abstract description 27
- 239000012495 reaction gas Substances 0.000 claims abstract description 21
- 239000002344 surface layer Substances 0.000 claims abstract description 15
- 229910006854 SnOx Inorganic materials 0.000 claims abstract description 14
- 229910003087 TiOx Inorganic materials 0.000 claims abstract description 14
- 230000000844 anti-bacterial effect Effects 0.000 claims abstract description 12
- 238000001755 magnetron sputter deposition Methods 0.000 claims abstract description 10
- 229910052581 Si3N4 Inorganic materials 0.000 claims description 8
- 239000000203 mixture Substances 0.000 claims description 8
- 238000002834 transmittance Methods 0.000 claims description 4
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 3
- 238000004659 sterilization and disinfection Methods 0.000 abstract description 10
- 238000004140 cleaning Methods 0.000 abstract description 7
- 241000894006 Bacteria Species 0.000 abstract description 4
- 230000003760 hair shine Effects 0.000 abstract description 3
- 238000010030 laminating Methods 0.000 abstract description 3
- 239000005416 organic matter Substances 0.000 abstract description 3
- 230000003014 reinforcing effect Effects 0.000 abstract description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- 238000009792 diffusion process Methods 0.000 description 3
- 230000001699 photocatalysis Effects 0.000 description 3
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 2
- 239000005329 float glass Substances 0.000 description 2
- 239000004926 polymethyl methacrylate Substances 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 239000000377 silicon dioxide Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 235000019738 Limestone Nutrition 0.000 description 1
- KKCBUQHMOMHUOY-UHFFFAOYSA-N Na2O Inorganic materials [O-2].[Na+].[Na+] KKCBUQHMOMHUOY-UHFFFAOYSA-N 0.000 description 1
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical group [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 1
- 229920005372 Plexiglas® Polymers 0.000 description 1
- 239000006004 Quartz sand Substances 0.000 description 1
- 230000006750 UV protection Effects 0.000 description 1
- 238000000137 annealing Methods 0.000 description 1
- TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 description 1
- AYJRCSIUFZENHW-DEQYMQKBSA-L barium(2+);oxomethanediolate Chemical compound [Ba+2].[O-][14C]([O-])=O AYJRCSIUFZENHW-DEQYMQKBSA-L 0.000 description 1
- 239000010428 baryte Substances 0.000 description 1
- 229910052601 baryte Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910021538 borax Inorganic materials 0.000 description 1
- KGBXLFKZBHKPEV-UHFFFAOYSA-N boric acid Chemical compound OB(O)O KGBXLFKZBHKPEV-UHFFFAOYSA-N 0.000 description 1
- 239000004327 boric acid Substances 0.000 description 1
- 229910052681 coesite Inorganic materials 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 229910052906 cristobalite Inorganic materials 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000010433 feldspar Substances 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 239000006028 limestone Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- 235000017550 sodium carbonate Nutrition 0.000 description 1
- 229910052911 sodium silicate Inorganic materials 0.000 description 1
- 239000004328 sodium tetraborate Substances 0.000 description 1
- 235000010339 sodium tetraborate Nutrition 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 229910052682 stishovite Inorganic materials 0.000 description 1
- 150000003609 titanium compounds Chemical class 0.000 description 1
- 239000005341 toughened glass Substances 0.000 description 1
- 229910052905 tridymite Inorganic materials 0.000 description 1
- 229910052882 wollastonite Inorganic materials 0.000 description 1
Images
Classifications
-
- 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
- C03C17/3429—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 at least one of the coatings being a non-oxide coating
- C03C17/3435—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 at least one of the coatings being a non-oxide coating comprising a nitride, oxynitride, boronitride or carbonitride
-
- 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
- C03C2217/20—Materials for coating a single layer on glass
- C03C2217/21—Oxides
- C03C2217/211—SnO2
-
- 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
- C03C2217/20—Materials for coating a single layer on glass
- C03C2217/21—Oxides
- C03C2217/212—TiO2
-
- 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
- C03C2217/20—Materials for coating a single layer on glass
- C03C2217/28—Other inorganic materials
- C03C2217/281—Nitrides
-
- 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
-
- 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
Landscapes
- 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)
- Catalysts (AREA)
Abstract
The invention provides a sterilization self-cleaning glass and a production process thereof, wherein the glass comprises the following components: a glass substrate; si laminated on the surface layer of the glass substrate from bottom to top3N4Layer, SnOxLayer and TiOxAnd (3) a layer. The glass is provided with Si on the surface layer of the glass substrate in a laminating way3N4Layer, SnOxLayer and TiOxLayer of TiO thereinxLayer passing through N2、O2And Ar gas are mixed as reaction gas to form TiO on the surface of the glass substrate by magnetron sputteringxThe layer ensures that the glass has good sterilization and self-cleaning capabilities, and the surface layer of the glass is formed by TiOxThe setting on layer under sunshine shines, can decompose the bacterium that the organic matter formed, reinforcing bactericidal effect, glass visible light transmissivity is high, and production low in manufacturing cost, economic benefits is good.
Description
Technical Field
The invention belongs to the technical field of glass production, and particularly relates to sterilizing self-cleaning glass and a production process thereof.
Background
Glass is an amorphous inorganic non-metallic material, and is generally prepared by using various inorganic minerals (such as quartz sand, borax, boric acid, barite, barium carbonate, limestone, feldspar, soda ash and the like) as main raw materials and adding a small amount of auxiliary raw materials. Its main components are silicon dioxide and other oxides. The chemical composition of the ordinary glass is Na2SiO3、CaSiO3、SiO2Or Na2O·CaO·6SiO2And the main component is silicate double salt which is amorphous solid with a random structure. The light-transmitting composite material is widely applied to buildings, is used for isolating wind and transmitting light, and belongs to a mixture. In addition haveColored glass in which an oxide or salt of a certain metal is mixed to develop a color, tempered glass produced by a physical or chemical method, or the like. Some transparent plastics, such as polymethylmethacrylate, are sometimes also referred to as plexiglas.
Chinese patent publication No. CN2702996 discloses float on-line self-cleaning bactericidal glass, which comprises a float glass plate, and an on-line processing method adopted in an annealing kiln of a float glass production line on the upper surface of the glass plate, wherein gas phase SiO is firstly attached and plated2Or silica sol to form a diffusion preventing layer, and then plating a titanium compound on the diffusion layer to form the photocatalytic layer. Because the anti-diffusion layer is arranged between the glass plate and the photocatalytic layer, the problem that the photocatalytic function of the self-cleaning glass is decreased gradually is effectively solved, and the self-cleaning and sterilization functions of the product are ensured for a long time. However, the self-cleaning sterilizing glass provided by the patent has weak ultraviolet resistance and high production and manufacturing costs.
Disclosure of Invention
In order to solve the problems, the invention aims to provide the sterilizing self-cleaning glass and the production process thereof, wherein the glass is formed by laminating Si on the surface layer of a glass substrate3N4Layer, SnOxLayer and TiOxLayer of TiO thereinxLayer passing through N2、O2And Ar gas are mixed as reaction gas to form TiO on the surface of the glass substrate by magnetron sputteringxThe layer ensures that the glass has good sterilization and self-cleaning capabilities, and the surface layer of the glass is formed by TiOxThe setting on layer under sunshine shines, can decompose the bacterium that the organic matter formed, reinforcing bactericidal effect, glass visible light transmissivity is high, and production low in manufacturing cost, economic benefits is good.
In order to achieve the purpose, the technical scheme of the invention is as follows:
a bactericidal self-cleaning glass, comprising: a glass substrate; si laminated on the surface layer of the glass substrate from bottom to top3N4Layer, SnOxLayer and TiOxAnd (3) a layer.
Furthermore, the visible light transmittance of the sterilizing self-cleaning glass is less than or equal to 80.
Further, said Si3N4The thickness of the layer was 40 ~ 45 nm.
Further, the SnOxThe thickness of the layer was 20 ~ 25 nm.
Further, the TiOxThe layer thickness was 40 ~ 50 nm.
Meanwhile, the invention also provides a production process of the sterilizing self-cleaning glass, which comprises the following steps:
1) taking a glass substrate, conveying the glass substrate into a magnetron sputtering coating chamber, and adopting a direct current power supply and N2And Ar gas, wherein N in the mixed gas is used as a reaction gas2And Ar in a ratio of 80: 20, the pressure of the reaction gas is 2.0mt, and Si is magnetically sputtered on the surface layer of the glass substrate3N4A layer;
2) using a DC power supply with O2And Ar gas as a reaction gas, wherein O is contained in the gas mixture2And Ar in a ratio of 80: 20, gas pressure of the reaction gas was 2.0mt in Si3N4SnO is magnetically sputtered on one surface of layer far away from glass substratexA layer;
3) using a DC power supply with O2、N2And Ar gas as a reaction gas, wherein O is contained in the gas mixture2、N2And Ar in a ratio of 40: 40: 20, the pressure of the reaction gas is 2.0mt, in the SnOxLayer away from Si3N4Layer one side of the film is coated with TiO by magnetron sputteringxAnd (4) obtaining the sterilizing self-cleaning glass.
The invention has the beneficial effects that:
the glass is provided with Si on the surface layer of the glass substrate in a laminating way3N4Layer, SnOxLayer and TiOxLayer of TiO thereinxLayer passing through N2、O2And Ar gas are mixed as reaction gas to form TiO on the surface of the glass substrate by magnetron sputteringxThe layer ensures that the glass has good sterilization and self-cleaning capabilities, and the surface layer of the glass is formed by TiOxThe layer is arranged under the irradiation of sunlightThe glass decomposes bacteria formed by organic matters, enhances the sterilization effect, and has high visible light transmittance, low production and manufacturing cost and good economic benefit.
Drawings
FIG. 1 is a schematic structural view of the self-cleaning glass with sterilization provided by the invention.
Detailed Description
Referring to fig. 1, the self-cleaning glass with sterilization function of the invention comprises: a glass substrate 1; si laminated on the surface layer of the glass substrate 1 from bottom to top3N4Layer 2, SnOxLayer 3 and TiOxAnd (4) a layer.
Furthermore, the visible light transmittance of the sterilizing self-cleaning glass is less than or equal to 80.
Further, said Si3N4The thickness of layer 2 was 40 ~ 45 nm.
Further, the SnOxThe thickness of layer 3 was 20 ~ 25 nm.
Further, the TiOxThe thickness of layer 4 was 40 ~ 50 nm.
Meanwhile, the invention also provides a production process of the sterilizing self-cleaning glass, which comprises the following steps:
1) taking a glass substrate 1, conveying the glass substrate into a magnetron sputtering coating chamber, and adopting a direct current power supply and N2And Ar gas, wherein N in the mixed gas is used as a reaction gas2And Ar in a ratio of 80: 20, the pressure of the reaction gas is 2.0mt, and Si is magnetically sputtered on the surface layer of the glass substrate3N4A layer 2;
2) using a DC power supply with O2And Ar gas as a reaction gas, wherein O is contained in the gas mixture2And Ar in a ratio of 80: 20, gas pressure of the reaction gas was 2.0mt in Si3N4SnO is magnetically sputtered on one surface of layer 2 far away from glass substrate 1x A layer 3;
3) using a DC power supply with O2、N2And Ar gas as a reaction gas, wherein O is contained in the gas mixture2、N2And Ar in a ratio of 40: 40: 20, reaction gasAt a gas pressure of 2.0mt in said SnOxLayer 3 away from Si3N4 Layer 2 one side of the layer being made of TiO by magnetron sputteringxAnd 4, obtaining the sterilizing self-cleaning glass.
The invention relates to a sterilization self-cleaning glass, wherein Si is laminated on the surface layer of a glass substrate3N4Layer, SnOxLayer and TiOxLayer of TiO thereinxLayer passing through N2、O2And Ar gas are mixed as reaction gas to form TiO on the surface of the glass substrate by magnetron sputteringxThe layer ensures that the glass has good sterilization and self-cleaning capabilities, and the surface layer of the glass is formed by TiOxThe setting on layer under sunshine shines, can decompose the bacterium that the organic matter formed, reinforcing bactericidal effect, glass visible light transmissivity is high, and production low in manufacturing cost, economic benefits is good.
It should be noted that the above embodiments are only used to illustrate the technical solution of the present invention and are not limited. Although the present invention has been described in detail with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted without departing from the scope of the present invention.
Claims (6)
1. A bactericidal self-cleaning glass, characterized in that the glass comprises:
a glass substrate;
si laminated on the surface layer of the glass substrate from bottom to top3N4Layer, SnOxLayer and TiOxAnd (3) a layer.
2. The bactericidal self-cleaning glass according to claim 1, wherein the visible light transmittance of the bactericidal self-cleaning glass is less than or equal to 80.
3. The bactericidal self-cleaning glass of claim 1, wherein the Si is3N4The thickness of the layer was 40 ~ 45 nm.
4. The bactericidal self-cleaning glass according to claim 1, wherein the SnOxThe thickness of the layer was 20 ~ 25 nm.
5. The bactericidal self-cleaning glass of claim 1, wherein the TiO is selected from the group consisting ofxThe layer thickness was 40 ~ 50 nm.
6. A process for producing a bactericidal self-cleaning glass as claimed in any one of claims 1 ~ 5, wherein the process comprises the steps of:
1) taking a glass substrate, conveying the glass substrate into a magnetron sputtering coating chamber, and adopting a direct current power supply and N2And Ar gas, wherein N in the mixed gas is used as a reaction gas2And Ar in a ratio of 80: 20, the pressure of the reaction gas is 2.0mt, and Si is magnetically sputtered on the surface layer of the glass substrate3N4A layer;
2) using a DC power supply with O2And Ar gas as a reaction gas, wherein O is contained in the gas mixture2And Ar in a ratio of 80: 20, gas pressure of the reaction gas was 2.0mt in Si3N4SnO is magnetically sputtered on one surface of layer far away from glass substratexA layer;
3) using a DC power supply with O2、N2And Ar gas as a reaction gas, wherein O is contained in the gas mixture2、N2And Ar in a ratio of 40: 40: 20, the pressure of the reaction gas is 2.0mt, in the SnOxLayer away from Si3N4Layer one side of the film is coated with TiO by magnetron sputteringxAnd (4) obtaining the sterilizing self-cleaning glass.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910951402.2A CN110642528A (en) | 2019-10-08 | 2019-10-08 | Sterilizing self-cleaning glass and production process thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910951402.2A CN110642528A (en) | 2019-10-08 | 2019-10-08 | Sterilizing self-cleaning glass and production process thereof |
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| Publication Number | Publication Date |
|---|---|
| CN110642528A true CN110642528A (en) | 2020-01-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910951402.2A Pending CN110642528A (en) | 2019-10-08 | 2019-10-08 | Sterilizing self-cleaning glass and production process thereof |
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| Country | Link |
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| CN (1) | CN110642528A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1673147A (en) * | 2004-03-26 | 2005-09-28 | 秦皇岛耀华玻璃股份有限公司 | Composite film glass with infrared reflection and self-cleaning function |
| CN1754855A (en) * | 2000-09-20 | 2006-04-05 | 法国圣戈班玻璃厂 | Substrate with photocatalytic coating |
| CN102582137A (en) * | 2012-01-13 | 2012-07-18 | 苏州羿日新能源有限公司 | Self-cleaning anti-fog element and manufacturing method thereof |
-
2019
- 2019-10-08 CN CN201910951402.2A patent/CN110642528A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1754855A (en) * | 2000-09-20 | 2006-04-05 | 法国圣戈班玻璃厂 | Substrate with photocatalytic coating |
| CN1673147A (en) * | 2004-03-26 | 2005-09-28 | 秦皇岛耀华玻璃股份有限公司 | Composite film glass with infrared reflection and self-cleaning function |
| CN102582137A (en) * | 2012-01-13 | 2012-07-18 | 苏州羿日新能源有限公司 | Self-cleaning anti-fog element and manufacturing method thereof |
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