CN103770403A - Heat-reflective coated glass capable of being tempered - Google Patents
Heat-reflective coated glass capable of being tempered Download PDFInfo
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- CN103770403A CN103770403A CN201310750319.1A CN201310750319A CN103770403A CN 103770403 A CN103770403 A CN 103770403A CN 201310750319 A CN201310750319 A CN 201310750319A CN 103770403 A CN103770403 A CN 103770403A
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Abstract
The invention relates to the technical field of coated glass, and in particular relates to a heat-reflective coated glass capable of being tempered. The method comprises a glass substrate and a coated layer plated on the surface of the glass substrate, wherein the coated layer orderly comprises a first medium layer, a heat reflecting layer and a second medium layer from one side of the glass substrate to the outside, the first medium layer and the second medium layer are silicon nitride layers, and the heat reflecting layer is a metal and/or metal nitride layer. The coated layer is good in heat resistance and stable in property and can be flatly tempered or tempered in a bending manner, and the tempered coated layer is smooth and free from defects of cracking, oxidizing stripping and the like.
Description
Technical field
The present invention relates to coated glass technical field, relate in particular to a kind of heat-reflection coated glass that can tempering.
Background technology
The basic structure of traditional heat-reflection coated glass is glass substrate and the film plating layer that is plated in glass substrate surface, film plating layer comprises metal or metal nitride layer outward successively from glass substrate one side direction, oxide skin(coating), wherein oxide skin(coating) is generally titanium oxide layer, its character in the time of high-temperature process is unstable, cause the rete heat resistance of this kind of structure coated glass poor, the toughness of rete is not high enough, and glass tempering need to pass through high-temperature process, particularly carrying out curved tempering and glass substrate when thicker, the high-temperature time of tempering processing is longer, to the heat resistance of rete, toughness and membrane stress require higher, cause in the time making the coated glass of this kind of structure, generally can only first carry out tempering to glass substrate, and then the glass substrate after tempering is carried out to plated film, but, first tempering again the preparation technology of plated film on the one hand not only operating efficiency is lower, and caused and produced waste, on coating film on glass line, glass substrate specification is larger, its production efficiency is higher, is difficult for causing waste, after curved tempering, the making of plated film is more complicated again, technique is loaded down with trivial details for glass substrate on the other hand, and production efficiency is low.For addressing the above problem, existing coated glass all adopts the first plated film technique of tempering again, it is had relatively high expectations to rete, now be badly in need of a kind of heat-reflection coated glass that can tempering, can solve rete that the first plated film of glass substrate occurs after tempering again due to heat resistance and toughness is poor and membrane stress is too high, the bad defect such as film plating layer cracking, oxidation demoulding causing.
Summary of the invention
For above-mentioned the deficiencies in the prior art, the object of the present invention is to provide that a kind of rete heat resistance is high, toughness is high and stress in thin film is lower can tempering heat-reflection coated glass.
To achieve these goals, technical scheme of the present invention is as follows:
A kind of heat-reflection coated glass that can tempering, comprise glass substrate and be plated in the film plating layer of described glass substrate surface, described film plating layer comprises first medium layer, heat-reflecting layer and second medium layer outward successively from described glass substrate one side direction, described first medium layer and second medium layer are silicon nitride layer, and described heat-reflecting layer is metal and/or metal nitride layer.
Preferably, described film plating layer also comprises the first protective layer between described glass substrate and described first medium layer, and described film plating layer also comprises the second protective layer between described heat-reflecting layer and described second medium layer; Wherein said the first protective layer and described the second protective layer are the oxide skin(coating) of silicon, and the oxide skin(coating) of described silicon is SiO
2layer.
Preferably, described metal level is the one in chromium layer, nickel dam, nichrome layer, and described metal nitride layer is the one in chromium nitration case and nickel nitration case.
Preferably; described first medium layer thickness preferable range is 10～50nm; second medium layer thickness preferable range is 20～70nm; described heat-reflecting layer thickness preferable range is 5～30nm; described the first protective layer thickness preferable range is 5～20nm, and described the second protective layer thickness preferable range is 5～20nm.
In film plating layer of the present invention, the first protective layer is silicon oxide layer, be plated on glass, close with glass material, can effectively strengthen the adhesion between rete and glass substrate; First medium layer is the silicon nitride layer of one deck densification, can effectively improve the firm degree between rete flatness and rete, can also stop the ion penetration of glass, avoids the injury to heat-reflecting layer; Second medium layer is positioned at rete outermost layer, General Requirements has high rigidity, guarantee that rete has good wear-resisting scratch resistant characteristic, the covering effect of upper and lower two layer medium layer to heat-reflecting layer, improves rete heat resistance, increase film plating layer stability, make this coated glass can flat tempering, also can curved tempering, and after tempering, rete is level and smooth, without defects such as rete cracking, demouldings.
Heat-reflection coated glass that can tempering, comprises glass substrate and is plated in the film plating layer of described glass substrate surface; It is characterized in that: described film plating layer comprises first medium layer, the first heat-reflecting layer, second medium layer, the second heat-reflecting layer and the 3rd dielectric layer outward successively from described glass substrate one side direction, wherein first medium layer, second medium layer and the 3rd dielectric layer are silicon nitride layer, and described the first heat-reflecting layer and described the second heat-reflecting layer are metal and/or metal nitride layer.
Preferably, described metal level is the one in chromium layer, nickel dam, nichrome layer, and described metal nitride layer is the one in chromium nitration case and nickel nitration case.
Preferably, described film plating layer also comprises the first protective layer between described glass substrate and described first medium layer, described film plating layer also comprises the second protective layer between described the first heat-reflecting layer and described second medium layer, described film plating layer also comprises the 3rd protective layer between described second medium layer and described the second reflecting layer, and described film plating layer also comprises the 4th protective layer between described the second reflecting layer and described the 3rd dielectric layer; Wherein said the first protective layer, described the second protective layer, described the 3rd protective layer and described the 4th protective layer are the oxide skin(coating) of silicon, and the oxide skin(coating) of described silicon is SiO
2layer.
Preferably; described first medium layer thickness preferable range is 5～30nm; second medium layer thickness preferable range is 20～60nm; the 3rd thickness of dielectric layers preferable range is 10～50nm; described the first heat-reflecting layer thickness preferable range is 5～20nm; described the first heat-reflecting layer thickness preferable range is 5～20nm; described the second protective layer thickness preferable range is 5～20nm; described the second protective layer thickness preferable range is 5～20nm; described the 3rd protective layer thickness preferable range is 5～20nm, and described the 4th protective layer thickness preferable range is 5～20nm.
In film plating layer of the present invention, the first protective layer is silicon oxide layer, be plated on glass, close with glass material, can effectively strengthen the adhesion between rete and glass substrate; First medium layer is the silicon nitride layer of one deck densification, can effectively improve the firm degree between rete flatness and rete, can also stop the ion penetration of glass, avoids the injury to heat-reflecting layer; Second medium layer, between the first heat-reflecting layer and the second heat-reflecting layer, can effectively be protected the first heat-reflecting layer, and improves the firm degree between the first heat-reflecting layer and the second heat-reflecting layer; The 3rd dielectric layer is positioned at rete outermost layer, General Requirements has high rigidity, guarantee that rete has good wear-resisting scratch resistant characteristic, the covering effect of upper and lower two layer medium layer to heat-reflecting layer, improves rete heat resistance, increase membranous layer stability, make this coated glass can flat tempering, also can curved tempering, and after tempering, rete is level and smooth, without defects such as rete cracking, demouldings.
This kind can tempering heat-reflection coated glass adopt magnetically controlled sputter method to form at the surface coating of described glass substrate, be specially target chamber that described glass substrate is put into vacuum magnetron sputtering coating film equipment from glass substrate one side direction plated film successively outward, described metal or metal nitride layer are coated with under the atmosphere of inert gas.
Preferably, described inert gas is argon gas, and in the mist of described nitrogen and inert gas, described nitrogen content is 20～60% of described mist total content.In the mist of described oxygen and inert gas, described oxygen content is 20～60% of described mist total content.
The target of described target chamber comprises at least one in chromium target, nickel chromium triangle target, sial target.
Described chromium target purity is 99.900%～99.999%.
Described nickel chromium triangle target is the nichrome target that chromium nickel weight ratio is 20%～30%, and nickel, chromium purity are 99.900%～99.999%.
Described sial target is that sial weight ratio is 5%～30% sial target, and the purity of silicon, aluminium is 99.900%-99.999%.
The target type of described sputtering target material comprises rotary target, flat target.
Accompanying drawing explanation
The structural representation of Fig. 1, the embodiment of the present invention 1;
The structural representation of Fig. 2, the embodiment of the present invention 2;
The structural representation of Fig. 3, the embodiment of the present invention 3;
The structural representation of Fig. 4, the embodiment of the present invention 4;
The structural representation of Fig. 5, the embodiment of the present invention 5;
The structural representation of Fig. 6, the embodiment of the present invention 6;
The structural representation of Fig. 7, the embodiment of the present invention 7.
The specific embodiment
Below in conjunction with accompanying drawing, embodiments of the present invention are described in further detail.
Embodiment 1
See Fig. 1, a kind of heat-reflection coated glass that can tempering, comprises glass substrate and is plated in the film plating layer of glass substrate surface, and film plating layer adopts magnetically controlled sputter method to form at the surface coating of glass substrate, is followed successively by SiO outward by glass substrate one side direction
2layer, thickness range is 5～20nm; Si
3n
4layer, thickness range is 10～50nm; CrN layer, thickness range is 5～30nm; SiO
2layer, thickness range is 5～20nm; Si
3n
4layer, thickness preferable range is 20～70nm.
The structure of glassware is: Glass/SiO
2/ Si
3n
4/ CrN/SiO
2/ Si
3n
4.
Curved tempering is processed rear rete without cracking and oxidation demoulding, meets glass appearance requirement, and after testing, product visible light transmissivity is 25%, and glass surface reflectivity is 15%, and radiation value E is 0.05, shading coefficient Sc=0.60.
Embodiment 2
See Fig. 2, a kind of heat-reflection coated glass that can tempering, comprises glass substrate and is plated in the film plating layer of glass substrate surface, and film plating layer adopts magnetically controlled sputter method to form at the surface coating of glass substrate, is followed successively by SiO outward by glass substrate one side direction
2layer, thickness preferable range is 5～20nm; Si
3n
4layer, thickness preferable range is 10～50nm; NiCr layer, thickness preferable range is 5～30nm; Si
3n
4layer, thickness preferable range is 20～70nm.
The structure of glassware is: Glass/SiO
2/ Si
3n
4/ NiCr/Si
3n
4.
Curved tempering is processed rear rete without cracking and oxidation demoulding, meets glass appearance requirement, and after testing, product visible light transmissivity is 30%, and glass surface reflectivity is 20%, and radiation value E is 0.05, shading coefficient Sc=0.50.
Embodiment 3
See Fig. 3, a kind of heat-reflection coated glass that can tempering, comprises glass substrate and is plated in the film plating layer of glass substrate surface, and film plating layer adopts magnetically controlled sputter method to form at the surface coating of glass substrate, is followed successively by Si outward by glass substrate one side direction
3n
4layer, thickness preferable range is 10～50nm; NiCr layer, thickness preferable range is 5～30nm; CrN layer, thickness preferable range is 5～30nm; Si
3n
4layer, thickness preferable range is 20～70nm.
The structure of glassware is: Glass/Si
3n
4/ NiCr/CrN/Si
3n
4.
Curved tempering is processed rear rete without cracking and oxidation demoulding, meets glass appearance requirement, and after testing, product visible light transmissivity is 20%, and glass surface reflectivity is 20%, and radiation value E is 0.05, shading coefficient Sc=0.50.
Embodiment 4
See Fig. 4, a kind of heat-reflection coated glass that can tempering, comprises glass substrate and is plated in the film plating layer of glass substrate surface, and film plating layer adopts magnetically controlled sputter method to form at the surface coating of glass substrate, is followed successively by Si outward by glass substrate one side direction
3n
4layer, thickness preferable range is 5～30nm; Cr layer, thickness preferable range is 5～20nm; Si
3n
4layer, thickness preferable range is 20～60nm; CrN layer, thickness preferable range is 5～20nm; Si
3n
4layer, thickness preferable range is 10～50nm.
The structure of glassware is: Glass/Si
3n
4/ Cr/Si
3n
4/ CrN/Si
3n
4.
Curved tempering is processed rear rete without cracking and oxidation demoulding, meets glass appearance requirement, and after testing, product visible light transmissivity is 30%, and glass surface reflectivity is 15%, and radiation value E is 0.05, shading coefficient Sc=0.50.
Embodiment 5
See Fig. 5, a kind of heat-reflection coated glass that can tempering, comprises glass substrate and is plated in the film plating layer of glass substrate surface, and film plating layer adopts magnetically controlled sputter method to form at the surface coating of glass substrate, is followed successively by SiO outward by glass substrate one side direction
2layer, thickness preferable range is 5～20nm; Si
3n
4layer, thickness preferable range is 5～30nm; NiCr layer, thickness preferable range is 5～20nm; Si
3n
4layer, thickness preferable range is 20～60nm; NiCr layer, thickness preferable range is 5～20nm; SiO
2layer, thickness preferable range is 5～20nm, Si
3n
4layer, thickness preferable range is 10～50nm.
The structure of glassware is: Glass/SiO
2/ Si
3n
4/ NiCr/Si
3n
4/ NiCr/SiO
2/ Si
3n
4.
Curved tempering is processed rear rete without cracking and oxidation demoulding, meets glass appearance requirement, and after testing, product visible light transmissivity is 20%, and glass surface reflectivity is 25%, and radiation value E is 0.05, shading coefficient Sc=0.50.
Embodiment 6
See Fig. 6, a kind of heat-reflection coated glass that can tempering, comprises glass substrate and is plated in the film plating layer of glass substrate surface, and film plating layer adopts magnetically controlled sputter method to form at the surface coating of glass substrate, is followed successively by SiO outward by glass substrate one side direction
2layer, thickness preferable range is 5～20nm; Si
3n
4layer, thickness preferable range is 5～30nm; NiCr layer, thickness preferable range is 5～20nm; SiO
2layer, thickness preferable range is 5～20nm, Si
3n
4layer, thickness preferable range is 20～60nm; SiO
2layer, thickness preferable range is 5～20nm; NiCr layer, thickness preferable range is 5～20nm; SiO
2layer, thickness preferable range is 5～20nm, Si
3n
4layer, thickness preferable range is 10～50nm.
The structure of glassware is: Glass/SiO
2/ Si
3n
4/ NiCr/SiO
2/ Si
3n
4/ SiO
2/ NiCr/SiO
2/ Si
3n
4.
Curved tempering is processed rear rete without cracking and oxidation demoulding, meets glass appearance requirement, and after testing, product visible light transmissivity is 20%, and glass surface reflectivity is 25%, and radiation value E is 0.05, shading coefficient Sc=0.50.
Embodiment 7
See Fig. 7, a kind of heat-reflection coated glass that can tempering, comprises glass substrate and is plated in the film plating layer of glass substrate surface, and film plating layer adopts magnetically controlled sputter method to form at the surface coating of glass substrate, is followed successively by SiO outward by glass substrate one side direction
2layer, thickness preferable range is 5～20nm, Si
3n
4layer, thickness preferable range is 5～30nm; CrN layer, thickness preferable range is 5～20nm; NiCr layer, thickness preferable range is 5～20nm; Si
3n
4layer, thickness preferable range is 20～60nm; NiCr layer, thickness preferable range is 5～20nm; SiO
2layer, thickness preferable range is 5～20nm; Si
3n
4layer, thickness preferable range is 10～50nm.
The structure of glassware is: Glass/SiO
2/ Si
3n
4/ CrN/NiCr/Si
3n
4/ NiCr/SiO
2/ Si
3n
4.
Curved tempering is processed rear rete without cracking and oxidation demoulding, meets glass appearance requirement, and after testing, product visible light transmissivity is 20%, and glass surface reflectivity is 25%, and radiation value E is 0.05, shading coefficient Sc=0.50.
Product in embodiment is carried out to relevant Performance Detection:
1. wearability experiment: take coated surface as wearing course, product sample is arranged on the horizontal rotation platform of abrasiometer and rotates sample; Sample rotation 200 times, before and after test visible transmission than the difference of mean value be definitely less than value 4%, meet GB/T18915.1～18915.2-2002 coated glass national standard.
2. acid resistance experiment: the product of choosing 25mm*50mm is sample, sample is immersed in (23 ± 2) ℃, 1mol/L concentration hydrochloric acid, dip time 24h, before and after test, visible transmission is less than 4% than the absolute value of the difference of mean value, meets GB/T18915.1～18915.2-2002 coated glass national standard.
3. alkali resistance experiment: the product of choosing 25mm*50mm is sample, sample is immersed in (23 ± 2) ℃, 1mol/L concentration hydrogen sodium hydroxide solution, dip time 24h, before and after test, visible transmission is less than 4% than the absolute value of the difference of mean value, meets GB/T18915.1～18915.2-2002 coated glass national standard.
Above-described embodiment, is preferred embodiment of the present invention, is not used for limiting the scope of the present invention, and the equivalence of being done with the structure described in the claims in the present invention, feature and principle therefore all changes or modifies, within all should being included in the claims in the present invention scope.
Claims (10)
- One kind can tempering heat-reflection coated glass, comprise glass substrate and be plated in the film plating layer of described glass substrate surface, it is characterized in that: described film plating layer comprises first medium layer, heat-reflecting layer and second medium layer outward successively from described glass substrate one side direction, described first medium layer and second medium layer are silicon nitride layer, and described heat-reflecting layer is metal level and/or metal nitride layer.
- 2. heat-reflection coated glass that can tempering according to claim 1, is characterized in that: described film plating layer also comprises the first protective layer between described glass substrate and described first medium layer, the oxide skin(coating) that described the first protective layer is silicon.
- 3. heat-reflection coated glass that can tempering according to claim 1, is characterized in that: described film plating layer also comprises the second protective layer between described heat-reflecting layer and described second medium layer, the oxide skin(coating) that described the second protective layer is silicon.
- According to described in claim 2 or 3 can tempering heat-reflection coated glass, it is characterized in that: the oxide skin(coating) of described silicon is SiO 2layer.
- 5. heat-reflection coated glass that can tempering according to claim 1, is characterized in that: described metal level is the one in chromium layer, nickel dam, nichrome layer, and described metal nitride layer is the one in chromium nitration case and nickel nitration case.
- 6. a heat-reflection coated glass that can tempering, comprises glass substrate and is plated in the film plating layer of described glass substrate surface; It is characterized in that: described film plating layer comprises first medium layer, the first heat-reflecting layer, second medium layer, the second heat-reflecting layer and the 3rd dielectric layer outward successively from described glass substrate one side direction, wherein first medium layer, second medium layer and the 3rd dielectric layer are silicon nitride layer, and described the first heat-reflecting layer and described the second heat-reflecting layer are metal or metal nitride layer.
- 7. heat-reflection coated glass that can tempering according to claim 6, is characterized in that: described film plating layer also comprises the first protective layer between described glass substrate and described first medium layer, the oxide skin(coating) that described the first protective layer is silicon.
- 8. heat-reflection coated glass that can tempering according to claim 6, is characterized in that: described film plating layer also comprises the second protective layer between described the first heat-reflecting layer and described second medium layer, the oxide skin(coating) that described the second protective layer is silicon.
- 9. heat-reflection coated glass that can tempering according to claim 6, is characterized in that: described film plating layer also comprises the 3rd protective layer between described second medium layer and described the second reflecting layer the oxide skin(coating) that described the 3rd protective layer is silicon.
- 10. heat-reflection coated glass that can tempering according to claim 6, is characterized in that: described film plating layer also comprises the 4th protective layer between described the second reflecting layer and described the 3rd dielectric layer, the oxide skin(coating) that described the 4th protective layer is silicon.
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|---|---|---|---|
| CN201310750319.1A CN103770403B (en) | 2013-12-31 | 2013-12-31 | A kind of can the heat-reflection coated glass of tempering |
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| CN103770403B CN103770403B (en) | 2016-12-07 |
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Cited By (5)
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| CN109336413A (en) * | 2018-12-18 | 2019-02-15 | 浙江旗滨节能玻璃有限公司 | A kind of ocean blue colour thermal reflection coated glass and preparation method thereof |
| CN110395914A (en) * | 2019-06-27 | 2019-11-01 | 福建西河卫浴科技有限公司 | It is a kind of can tempering two-sided chromium mirror |
| CN110395915A (en) * | 2019-08-02 | 2019-11-01 | 福建西河卫浴科技有限公司 | Two-sided golden ambetti of one kind and preparation method thereof |
| CN112010569A (en) * | 2020-08-18 | 2020-12-01 | 衡山兄弟金属制品有限公司 | Method for coating toughened glass |
| CN115073019A (en) * | 2022-07-11 | 2022-09-20 | 咸宁南玻节能玻璃有限公司 | High-anti-gold sunlight-control coated glass and preparation method thereof |
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| CN112010569A (en) * | 2020-08-18 | 2020-12-01 | 衡山兄弟金属制品有限公司 | Method for coating toughened glass |
| CN115073019A (en) * | 2022-07-11 | 2022-09-20 | 咸宁南玻节能玻璃有限公司 | High-anti-gold sunlight-control coated glass and preparation method thereof |
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|---|---|
| CN103770403B (en) | 2016-12-07 |
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