CN106273881B - Low emissivity glass and its manufacturing method, vehicle window - Google Patents
Low emissivity glass and its manufacturing method, vehicle window Download PDFInfo
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- CN106273881B CN106273881B CN201510290013.1A CN201510290013A CN106273881B CN 106273881 B CN106273881 B CN 106273881B CN 201510290013 A CN201510290013 A CN 201510290013A CN 106273881 B CN106273881 B CN 106273881B
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- low emissivity
- opening
- substrate
- emissivity glass
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- 239000005344 low-emissivity glass Substances 0.000 title claims abstract description 107
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 37
- 229910052751 metal Inorganic materials 0.000 claims abstract description 120
- 239000002184 metal Substances 0.000 claims abstract description 120
- 239000000758 substrate Substances 0.000 claims abstract description 79
- 238000010276 construction Methods 0.000 claims abstract description 60
- 239000011521 glass Substances 0.000 claims description 31
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 18
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical group [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 16
- 229910052709 silver Inorganic materials 0.000 claims description 16
- 239000004332 silver Substances 0.000 claims description 16
- 229910045601 alloy Inorganic materials 0.000 claims description 13
- 239000000956 alloy Substances 0.000 claims description 13
- 238000009826 distribution Methods 0.000 claims description 11
- 229910000611 Zinc aluminium Inorganic materials 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 9
- KBEVZHAXWGOKCP-UHFFFAOYSA-N zinc oxygen(2-) tin(4+) Chemical compound [O--].[O--].[O--].[Zn++].[Sn+4] KBEVZHAXWGOKCP-UHFFFAOYSA-N 0.000 claims description 8
- 229910001316 Ag alloy Inorganic materials 0.000 claims description 4
- 229910017944 Ag—Cu Inorganic materials 0.000 claims description 3
- 229910000599 Cr alloy Inorganic materials 0.000 claims description 3
- 229910002482 Cu–Ni Inorganic materials 0.000 claims description 3
- 229910017767 Cu—Al Inorganic materials 0.000 claims description 3
- 229910017885 Cu—Pt Inorganic materials 0.000 claims description 3
- JYMITAMFTJDTAE-UHFFFAOYSA-N aluminum zinc oxygen(2-) Chemical compound [O-2].[Al+3].[Zn+2] JYMITAMFTJDTAE-UHFFFAOYSA-N 0.000 claims description 3
- 238000000151 deposition Methods 0.000 claims description 3
- 230000008021 deposition Effects 0.000 claims description 3
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 3
- 239000010931 gold Substances 0.000 claims description 3
- 229910052737 gold Inorganic materials 0.000 claims description 3
- KYKLWYKWCAYAJY-UHFFFAOYSA-N oxotin;zinc Chemical compound [Zn].[Sn]=O KYKLWYKWCAYAJY-UHFFFAOYSA-N 0.000 claims description 3
- 229910017937 Ag-Ni Inorganic materials 0.000 claims description 2
- 229910017984 Ag—Ni Inorganic materials 0.000 claims description 2
- 238000005530 etching Methods 0.000 claims description 2
- 238000003475 lamination Methods 0.000 claims 3
- 241000209094 Oryza Species 0.000 claims 2
- 235000007164 Oryza sativa Nutrition 0.000 claims 2
- 230000015572 biosynthetic process Effects 0.000 claims 2
- 238000000608 laser ablation Methods 0.000 claims 2
- 235000009566 rice Nutrition 0.000 claims 2
- 230000009471 action Effects 0.000 abstract description 13
- 230000000903 blocking effect Effects 0.000 abstract description 7
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 239000010410 layer Substances 0.000 description 255
- 230000005855 radiation Effects 0.000 description 23
- 230000000694 effects Effects 0.000 description 10
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 9
- 229910052581 Si3N4 Inorganic materials 0.000 description 8
- 238000010586 diagram Methods 0.000 description 8
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 8
- 230000005540 biological transmission Effects 0.000 description 7
- 238000004891 communication Methods 0.000 description 6
- 230000009467 reduction Effects 0.000 description 6
- NDKWCCLKSWNDBG-UHFFFAOYSA-N zinc;dioxido(dioxo)chromium Chemical compound [Zn+2].[O-][Cr]([O-])(=O)=O NDKWCCLKSWNDBG-UHFFFAOYSA-N 0.000 description 5
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 4
- 239000007769 metal material Substances 0.000 description 4
- 239000004408 titanium dioxide Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 235000013399 edible fruits Nutrition 0.000 description 2
- 239000011229 interlayer Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 239000011241 protective layer Substances 0.000 description 2
- 230000000191 radiation effect Effects 0.000 description 2
- 238000009738 saturating Methods 0.000 description 2
- 239000011787 zinc oxide Substances 0.000 description 2
- 229910000990 Ni alloy Inorganic materials 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 238000005229 chemical vapour deposition Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- GZCWPZJOEIAXRU-UHFFFAOYSA-N tin zinc Chemical compound [Zn].[Sn] GZCWPZJOEIAXRU-UHFFFAOYSA-N 0.000 description 1
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 1
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
- C03C17/36—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 being a metal
- C03C17/3602—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 being a metal the metal being present as a layer
- C03C17/3644—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 being a metal the metal being present as a layer the metal being silver
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B9/00—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00
- B32B9/04—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising such particular substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B9/041—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising such particular substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material of metal
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
- B32B3/26—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer
- B32B3/266—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer characterised by an apertured layer, the apertures going through the whole thickness of the layer, e.g. expanded metal, perforated layer, slit layer regular cells B32B3/12
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B9/00—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00
- B32B9/04—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising such particular substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B9/045—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising such particular substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60J—WINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILAR DEVICES FOR VEHICLES; REMOVABLE EXTERNAL PROTECTIVE COVERINGS SPECIALLY ADAPTED FOR VEHICLES
- B60J1/00—Windows; Windscreens; Accessories therefor
-
- 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
- C03C17/36—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 being a metal
-
- 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
- C03C17/36—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 being a metal
- C03C17/3602—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 being a metal the metal being present as a layer
- C03C17/3647—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 being a metal the metal being present as a layer in combination with other metals, silver being more than 50%
-
- 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
- C03C17/36—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 being a metal
- C03C17/3602—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 being a metal the metal being present as a layer
- C03C17/3649—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 being a metal the metal being present as a layer made of metals other than silver
-
- 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
- C03C17/36—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 being a metal
- C03C17/3602—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 being a metal the metal being present as a layer
- C03C17/3657—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 being a metal the metal being present as a layer the multilayer coating having optical properties
- C03C17/366—Low-emissivity or solar control 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
- 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
- C03C17/36—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 being a metal
- C03C17/3602—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 being a metal the metal being present as a layer
- C03C17/3668—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 being a metal the metal being present as a layer the multilayer coating having electrical properties
- C03C17/3673—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 being a metal the metal being present as a layer the multilayer coating having electrical properties specially adapted for use in heating devices for rear window of vehicles
-
- 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
- C03C17/36—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 being a metal
- C03C17/38—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 being a metal at least one coating being a coating of an organic material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/70—Other properties
- B32B2307/71—Resistive to light or to UV
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2605/00—Vehicles
- B32B2605/08—Cars
-
- 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
- C03C2218/30—Aspects of methods for coating glass not covered above
- C03C2218/32—After-treatment
- C03C2218/328—Partly or completely removing a coating
- C03C2218/33—Partly or completely removing a coating by etching
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Ceramic Engineering (AREA)
- Mechanical Engineering (AREA)
- Surface Treatment Of Glass (AREA)
Abstract
The present invention provides a kind of low emissivity glass and its manufacturing method, vehicle window.Low emissivity glass includes substrate；And it is covered in the film of the laminated construction at least one surface of substrate, the film of laminated construction includes metal infrared reflecting layer and multiple dielectric layers, wherein metal infrared reflecting layer has multiple openings.Vehicle window includes bound edge and above-mentioned low emissivity glass.The manufacturing method of low emissivity glass includes providing substrate；And the film in laminated construction of at least one surface of substrate covering including metal infrared reflecting layer and multiple dielectric layers, wherein the step of covering the film of laminated construction includes: that multiple openings are formed in metal infrared reflecting layer.The beneficial effects of the present invention are, multiple openings are conducive to pass through wireless signal from opening, and then reduce shielding action of the low emissivity glass to wireless signal, while being conducive to low emissivity glass of the invention in this way has blocking infrared ray action, increase the probability that wireless signal penetrates low emissivity glass.
Description
Technical field
The present invention relates to automobile manufacturing fields, and in particular to a kind of low emissivity glass and its manufacturing method, vehicle window.
Background technique
The vehicle, house, office building of higher-end use low emissivity glass currently on the market.Low emissivity glass, which refers to, to drop
Low emissivity light penetrates the glass of glass probability, and this low emissivity glass stops radiation to pass through by being formed on the surface of glass substrate
Material layer, and then make radiation by material layer described in this absorb or reflect, so that entire low emissivity glass is can be realized reduction spoke
The purpose penetrated.
Summary of the invention
Inventor have recognized that low emissivity glass is larger to the blocking degree of wireless signal, this will lead to wireless communication
It number is difficult to pass through glass.By taking automotive glass as an example, more glass is stopped to will lead to the letter in automobile wireless signal
Number intensity is low or even outer ring does not have signal, and then the use to electronic equipment (mobile phone, radio etc.) is caused to cause difficulty.
Therefore, it is necessary to a kind of low emissivity glass and its manufacturing methods, vehicle window, to reduce to the entrance intracorporal wireless signal of vehicle
Blocking degree, and then increase the intracorporal wireless signal strength of vehicle.
According to an aspect of the invention, there is provided a kind of low emissivity glass, including substrate；And it is covered in the substrate
At least one surface laminated construction film, the film of the laminated construction includes metal infrared reflecting layer and multiple dielectric layers,
Wherein, the metal infrared reflecting layer has multiple openings.
One basic thought is that multiple openings that the metal infrared reflecting layer has can increase wireless signal and pass through institute
The probability of low emissivity glass is stated, specifically, the metal infrared reflecting layer is for reflecting infrared ray, and then it is saturating to reduce infrared ray
Cross the probability of low emissivity glass of the invention；The metal infrared reflecting layer may generate wireless signal as metal material
Shielding action, that is to say, that the metal infrared reflecting layer may stop wireless signal through the low emissivity glass；The gold
Multiple openings that belonging to infrared reflecting layer has are conducive to pass through wireless signal from opening, and then reduce low emissivity glass to wireless
The shielding action of signal while being conducive to low emissivity glass of the invention in this way has blocking infrared ray action, increases wireless
Signal penetrates the probability of low emissivity glass.
According to an aspect of the invention, there is provided a kind of vehicle window, including bound edge and above-mentioned low emissivity glass.
One basic thought is that this vehicle window has drop due to containing above-mentioned low emissivity glass, above-mentioned vehicle window
Low emissivity effect, while also ensuring that wireless signal penetrates the probability of low emissivity glass, that is to say, that it ensure that the wireless of car
Signal strength.
According to an aspect of the invention, there is provided a kind of manufacturing method of low emissivity glass, comprising: provide substrate；With
And the film in laminated construction of at least one surface of substrate covering including metal infrared reflecting layer and multiple dielectric layers,
In, the step of covering the film of the laminated construction includes: to form multiple openings in the metal infrared reflecting layer.
One basic thought is can to increase wireless signal by forming multiple openings in the metal infrared reflecting layer
Through the probability of the low emissivity glass, specifically, the metal infrared reflecting layer is reduced red for reflecting infrared ray
Outside line penetrates the probability of low emissivity glass of the invention, and the metal infrared reflecting layer may be to wireless communication as metal material
Number generate a degree of shielding action, that is to say, that the metal infrared reflecting layer may stop described in wireless signal penetrates
Low emissivity glass；Multiple openings are arranged on the metal infrared reflecting layer and are conducive to keep wireless signal logical from opening by the present invention
It crosses, and then reduces shielding action of the low emissivity glass to wireless signal, be conducive to low emissivity glass of the invention in this way and play resistance
While keeping off infrared ray action, increase the probability that wireless signal penetrates low emissivity glass.
Detailed description of the invention
Fig. 1 and Fig. 2 is the schematic diagram in low emissivity glass first embodiment of the present invention；
Fig. 3 and Fig. 4 is the schematic diagram in low emissivity glass second embodiment of the present invention；
Fig. 5 and Fig. 6 is the schematic diagram in low emissivity glass 3rd embodiment of the present invention；
Fig. 7 is the schematic diagram in low emissivity glass fourth embodiment of the present invention；
Fig. 8 is the flow diagram in one embodiment of manufacturing method of low emissivity glass of the present invention.
Specific embodiment
To make the above purposes, features and advantages of the invention more obvious and understandable, with reference to the accompanying drawing to the present invention
Specific embodiment be described in detail.
In the prior art, some glass are larger to the blocking degree of wireless signal, and then cause through the wireless of glass
Semaphore is reduced.By taking automotive glass as an example, this glass, which will lead to the wireless signal strength in automobile, to be become weaker or even not to have
There is wireless signal, affects people and use electronic equipment in automobile.
The technical issues of in order to solve above description, the present invention provide a kind of low emissivity glass and its manufacturing method, vehicle window.
In the following description of the present invention, " low emissivity glass " refers to the glass for reducing radiation transmission glass probability,
That is when the side of the low emissivity glass is irradiated in radiation, low emissivity glass can stop portions radiation, to make low spoke
Penetrating glass phase becomes relatively low for the radiation level of the radiation source other side.In addition, " the low spoke mentioned in present invention description
Penetrate " refer to that radiation intensity gets lower than the intensity of radiation source, for example, it may be radiation intensity is lower than -110dbm.But this field skill
Art personnel are it is to be appreciated that the degree that Low emissivity refers under different environment, various criterion may be different, therefore should not be limited with this
The fixed present invention.
The present embodiment is for being applied to the glass for vehicle window of automobile.Referring first to Fig. 1, exist for low emissivity glass of the present invention
Diagrammatic cross-section in the present embodiment, comprising:
Substrate 100, and it is covered in the film of the laminated construction at least one surface of the substrate 100.
In the present embodiment, the substrate 100 is glass substrate.
The film of the laminated construction includes metal infrared reflecting layer 310 and multiple dielectric layers；Wherein, anti-outside the metallic red
Penetrate layer 310 for reflecting, absorbing at least partly infrared ray, to reduce the probability that infrared ray penetrates substrate 100 of the invention, in turn
Achieve the purpose that reduce low emissivity glass of the present invention relative to radiation source other side radiation intensity.
In the present embodiment, the metal infrared reflecting layer 310 is the alloy-layer of silver layer or silver.The alloy-layer of silver layer or silver
With the preferable ability for stopping infrared ray.The metal infrared reflecting layer 310 of the alloy-layer of silver may include Ag-Cu alloy, Ag-
Ni alloy, Ag-Cr alloy, Ag-Cu-Ni alloy, Ag-Cu-Al alloy or Ag-Cu-Pt alloy.
As understood by those skilled in the art, Low emissivity laminated construction also typically includes multiple other than metal layer
Dielectric layer, such as silicon nitride layer, nicr layer, zinc oxide film etc., play increase interlayer and with the binding force of substrate, kind crystal layer,
The effects of protective layer, meanwhile, some dielectric layers itself, which also have, to be stopped, absorbs ultraviolet light and other radiation (for example, sun spoke
Penetrate) effect, the film for being formed by laminated construction so integrally has the function of stopping most of radiation.
In the present embodiment, the multilayer dielectricity layer includes laminated construction and is located at 310 liang of metal infrared reflecting layer
The first medium layer 320 and second dielectric layer 330 of side.
Specifically, the first medium layer 320 is identical with 330 structure of second dielectric layer, respectively by two in the present embodiment
Titanium oxide layer, zinc chrome layer and silicon nitride layer are sequentially overlapped composition, that is to say, that dielectric layer 321 is titanium dioxide layer, dielectric layer
322 be zinc chrome layer, and dielectric layer 323 is silicon nitride layer；Likewise, the dielectric layer 331 is titanium dioxide layer, dielectric layer 332 is
Zinc chrome layer, dielectric layer 333 are silicon nitride layer.
The first medium layer 320, metal infrared reflecting layer 310 and the second dielectric layer 330 collectively form described
The film of laminated construction.
The metal infrared reflecting layer 310 has multiple openings 311.The multiple opening can increase wireless signal and pass through
The probability of the low emissivity glass.
The metal infrared reflecting layer 310 may generate shielding action to wireless signal as metal material, that is,
It says, the metal infrared reflecting layer 310 may stop wireless signal through the low emissivity glass, therefore, outside the metallic red
The multiple openings having in reflecting layer 310 are conducive to make wireless signal from wherein passing through, and then reduce low emissivity glass to wireless
The shielding action of signal increases wireless communication while being conducive to low emissivity glass of the invention in this way has reduction radiation effects
Number through low emissivity glass probability.
Incorporated by reference to refering to what is shown in Fig. 2, being multiple openings 311 described in the present embodiment in the metal infrared reflecting layer 310
In distribution schematic diagram.In the present embodiment, the opening 311 is uniformly distributed in the metal infrared reflecting layer 310, due to
The metal infrared reflecting layer 310 is covered on the substrate 100, that is to say, that the multiple opening 311 is uniformly distributed in institute
100 surface of substrate is stated, equally distributed multiple openings 311 not only contribute to simplify the manufacturing, and also helping makes Low emissivity glass
The wireless signal percent of pass of glass various pieces tends to be identical.
In the present embodiment, the shape of the opening 311 is poroid.The opening 311 of this shape is mutually indepedent, is conducive to
Guarantee the globality of metal infrared reflecting layer 310, meanwhile, poroid opening 311 is come relative to the appearance of entire low emissivity glass
It says than less obvious, advantageously ensures that the aesthetics of low emissivity glass of the present invention in this way.
Specifically, the poroid opening 311 in the present embodiment is rounded along the section in parallel 100 direction of substrate.This
Kind shape is further conducive to simplify the manufacturing.
In the present embodiment, the diameter of pore-like openings 311 is 50~500 microns, the pore-like openings in this diameter range
311 are unlikely to undersized and are difficult to through wireless signal, while being also unlikely to oversized and influencing metal infrared reflecting layer
The effect of 310 reduction infrared radiation, while being also unlikely to aesthetics that is oversized and influencing entire low emissivity glass.
In the present embodiment, rectangular in cross-section of the opening 311 along vertical 100 direction of substrate (please refers to Fig. 1 institute
Show).That is, the diameter of the pore-like openings 311 is constant, be further conducive to simplify manufacturing process in this way.
In the present embodiment, the gross area of 310 split shed 311 of metal infrared reflecting layer accounts for the total face of the substrate 100
Long-pending 1%~0.001% is conducive to pass through the ability of signal and attenuating infrared radiation in metal infrared reflecting layer 310 in this way
Ability, obtain balance between aesthetics, that is, keep the signal strength in automobile sufficiently large, it is some basic can support
The use of electronic equipment (such as mobile phone, radio), at the same again be unlikely to influence metal infrared reflecting layer 310 aesthetics and
Metal infrared reflecting layer 310 reduces the ability of radiation.
The intensity that the electronic equipment used in the car receives wireless signal can be calculated with following formula:
dBme--113.0-40.0 log10(r/R)
Wherein, dBmeIt indicates the radio signal power (unit is decibel) that equipment receives, is 1 with reference to wireless signal strength
Milliwatt；R indicates that mobile phone arrives the distance between mobile base station；R indicates the average distance between adjacent mobile base station.
The transmission power of mobile base station is generally 20~40W, if the transmission power is 40W.Meanwhile the frame of mobile base station
If mode, which is generally in the circular scope of 1.5~3km, arranges 3 base stations, under such arrangement of base stations mode, wireless signal covers
Minimum power density values are in 0.01uW/cm in cover area2；Also, in general mobile phone can be when performance number be greater than 130dBme
It can normal use.It, can be with divided by the power density values with power by above-mentioned formula in addition, set the number in automobile as 4 people
It obtains 311 gross areas of opening and accounts for the 1%~0.001% of 100 gross area of substrate.
It should be noted simultaneously that as can be seen calculated from the above process, at different conditions, such as number of people in car becomes
The factors variations such as changed power required by the electronic equipment change, used, the variation of mobile base station transmission power will lead to calculating knot
Fruit changes, so, the percentage range that above-mentioned 311 gross area of opening accounts for 100 gross area of substrate is only this implementation
One example of example, should not limit the present invention with this.
In the present embodiment, the low emissivity glass further includes between the film and the substrate 100 of laminated construction
First basal layer 210, and the second basal layer 220 of the film surface positioned at the laminated construction.First basal layer, 210 He
Second basal layer 220 as manufacturing during the laminated construction film carrier, while can be used for described
The film of laminated construction is protected.
The material of first basal layer 210 and the second basal layer 220 is PET, but the present invention is to first substrate
The material of layer 210 and the second basal layer 220 is without limitation.
In addition, please refer to Fig. 3 and Fig. 4, the present invention also provides the second embodiment of the low emissivity glass, wherein Fig. 3 is
The diagrammatic cross-section of low emissivity glass, Fig. 4 are distribution signal of multiple opening 311a in the metal infrared reflecting layer 310a
Figure.
In the present embodiment, the film of the laminated construction be formed in the first basal layer 210a and the second basal layer 220a it
Between, and the first basal layer 210a is located on substrate 100a；The film of the laminated construction includes metal infrared reflecting layer 310a
With multilayer be sequentially located at dielectric layer 320a, the dielectric layer 320a on the first basal layer 210a by dielectric layer 321a, 322a and
323a is constituted；The present embodiment and the difference of a upper embodiment are that described dielectric layer 321a, 322a and 323a are respectively positioned on the gold
Belong between infrared reflecting layer 310a and the first basal layer 210a, and stacks gradually on the first basal layer 210a, institute
The second basal layer 220a is stated to be located on the metal infrared reflecting layer 310a.That is, relative to a upper embodiment, this implementation
There is no setting dielectric layers between the metal infrared reflecting layer 310a and the second basal layer 220a of example.This has no effect on of the invention
Implement.
The present embodiment and a upper embodiment another difference is that, include oxidation in multiple dielectric layers described in the present embodiment
Zinc-tin layer or zinc aluminium oxide layer.Be conducive to form opening 311a by laser in the metal infrared reflecting layer 310a in this way,
Specifically, thermal absorptivity is relatively more for the silicon nitride layer in a upper embodiment for zinc oxide tin layers or zinc aluminium oxide layer
Low, pyroconductivity is also relatively lower, this heat for being conducive to generate laser is gathered in metal infrared reflecting layer 310a, also
It is to say to be conducive to make metal infrared reflecting layer 310a to absorb heat, and then vaporize and form opening 311a.
Further, in the present embodiment, the zinc oxide tin layers or zinc aluminium oxide layer and the metal infrared reflecting layer
310a is disposed adjacent, that is to say, that the dielectric layer 323a adjacent with the metal infrared reflecting layer 310a be zinc oxide tin layers or
Zinc aluminium oxide layer is further conducive to metal infrared reflecting layer 310a in this way and absorbs heat and then vaporize.
The present embodiment and a upper embodiment another difference is that, the opening 311a is along the vertically direction the substrate 100a
Section it is trapezoidal (tubaeform).Specifically, the diameter of opening 311a towards the side substrate 100a is smaller, far from substrate 100a
The opening 311a diameter of side is relatively large, and the opening 311a of this structure is further conducive to receive wireless signal.
The present embodiment and a upper embodiment another difference is that, the pore-like openings 311a is along the parallel substrate 100a
The section in direction is in polygon, specially rectangle, that is, the opening 311a of rectangular hole shape.In addition, in of the invention other
In embodiment, the opening 311a along the parallel direction the substrate 100a section can also in pentagon, hexagon etc. other
Polygon, the present invention to the concrete shape of the pore-like openings 311a without limitation.
The present embodiment and a upper embodiment another difference is that, the opening 311a is in the metal infrared reflecting layer
The distribution density of 310a fringe region is higher than the distribution density in the intermediate region metal infrared reflecting layer 310a.Low emissivity glass in this way
The ability that glass central area does not have opening 311a setting that can guarantee metal infrared reflecting layer 310a reflection infrared ray as far as possible substantially,
Also help the aesthetic measure for promoting the low emissivity glass.The opening 311a of metal infrared reflecting layer 310a fringe region simultaneously
Above-mentioned increase wireless signal can be played by the metal infrared reflecting layer 310a, and then increase and pass through the Low emissivity glass
The probability of glass.
In addition, please referring to Fig. 5 and Fig. 6, the present invention also provides the 3rd embodiments of the low emissivity glass.Wherein Fig. 5 is
The diagrammatic cross-section of low emissivity glass, Fig. 6 are distribution signal of multiple opening 311b in the metal infrared reflecting layer 310b
Figure.
The difference of the present embodiment and second embodiment is that the film of the laminated construction is located immediately at the substrate 100b's
Surface, and the film of the laminated construction includes metal infrared reflecting layer 310b, first medium layer 320b and second dielectric layer 330b；
Wherein the first medium layer 320b is made of dielectric layer 321b, 322b and 323b, and the second dielectric layer 330b is by dielectric layer
331b, 332b and 333b are constituted.That is, there is no the first basal layer 210a for being previously mentioned in setting second embodiment and the
Two basal layer 220a.This will not influence implementation of the invention.
The present embodiment and embodiment before another difference is that, the metal infrared reflecting layer 310b split shed 311b
Shape be slit.The opening 311b of shape of slit can equally be such that wireless signal passes through.
Specifically, the opening 311b of the shape of slit is in metal infrared reflecting layer 310b along first direction or second
Direction setting, and the opening 311b of these shape of slit is arranged in parallel.Be conducive to reduce to the greatest extent or even avoid so wireless
Diffraction occurs for signal, and then keeps the stabilization of wireless signal.
In the present embodiment, the length of the opening 311b of shape of slit is 0.15~0.3 meter, and width is 50~500 microns.
Due to frequency range substantially 900~1800MHz of typical wireless signal, the opening 311b and wireless communication of above-mentioned size range
Number characteristic wavelength it is more close, thus be conducive to wireless signal pass through the opening 311b.
In addition, referring to FIG. 7, the present invention also provides the fourth embodiments of the low emissivity glass.Wherein, Fig. 7 is multiple opens
Distribution schematic diagram of the mouth in the metal infrared reflecting layer 310c.
The present embodiment and the difference of embodiment before are that the opening of the shape of slit includes extending in a first direction
The first opening 311c and the second opening 312c for extending along the second direction different from first direction.Specifically, described first
Direction is mutually perpendicular to second direction, that is to say, that the first opening 311c and the second opening 312c forms criss-cross
Structure.Since wireless signal is there are polarity, this criss-cross structure is further conducive to wireless signal and passes through.
In addition, the present invention also provides the 5th embodiments of the low emissivity glass.The present embodiment and embodiment before
Difference is that the low emissivity glass can also be glass for building purposes, that is to say, that the substrate is glass for building purposes.Also
It is to say, the present invention also provides the low emissivity glasses it is saturating can to increase wireless signal while stopping infrared ray to enter the room
The probability of low emissivity glass is crossed, and then indoor people is facilitated to use electronic product (mobile phone, radio etc.).
In addition, the present invention also provides a kind of vehicle window, including bound edge and above-mentioned low emissivity glass.This vehicle window due to
Above-mentioned low emissivity glass is contained, therefore above-mentioned vehicle window has reduction radiation effects, while also ensuring that wireless signal penetrates
The probability of low emissivity glass, that is to say, that ensure that interior wireless signal strength.
In addition, the present invention also provides a kind of manufacturing methods of low emissivity glass.Incorporated by reference to reference Fig. 1 and Fig. 8, wherein Fig. 8
For the flow diagram in one embodiment of manufacturing method.
The present embodiment is for being applied to the glass for vehicle window of automobile.It should be understood that the present invention is not limited in
Automotive field, the low emissivity glass can also be glass for building purposes.
The manufacturing method includes:
Step S1 provides substrate 100；
In the present embodiment, the substrate 100 is glass substrate.But as it was noted above, the low emissivity glass may be used also
To be glass for building purposes, that is to say, that the substrate 100 is glass for building purposes, can be entered the room in blocking infrared ray same
When, increase wireless signal and penetrate the probability of low emissivity glass, and then indoor people is facilitated to use electronic product (mobile phone, radio
Deng), which is not limited by the present invention.
Step S2, at least one surface of the substrate 100, covering includes metal infrared reflecting layer 310 and multiple media
The film of the laminated construction of layer, wherein the step of covering the film of the laminated construction includes: in the metal infrared reflecting layer 310
It is middle to form multiple openings 311.
Wherein, the metal infrared reflecting layer 310 that the film of the laminated construction includes is at least partly infrared for reflecting, absorbing
Line penetrates the probability of substrate 100 of the invention to reduce infrared ray, and then reaches reduction low emissivity glass of the present invention relative to spoke
The purpose of the other side She Yuan radiation intensity.
In the present embodiment, the metal infrared reflecting layer 310 can be formed using the alloy of silver or silver.The conjunction of silver or silver
Fitting has the preferable ability for stopping infrared ray.The metal infrared reflecting layer 310 of the alloy-layer of silver may include Ag-Cu alloy,
Ag-Ni alloy, Ag-Cr alloy, Ag-Cu-Ni alloy, Ag-Cu-Al alloy or Ag-Cu-Pt alloy.
As understood by those skilled in the art, Low emissivity laminated construction also typically includes multiple other than metal layer
Dielectric layer, such as silicon nitride layer, nicr layer, zinc oxide film etc., play increase interlayer and with the binding force of substrate, kind crystal layer,
The effects of protective layer, meanwhile, some dielectric layers itself, which also have, to be stopped, absorbs ultraviolet light and other radiation (for example, sun spoke
Penetrate) effect, the film for being formed by laminated construction so integrally has the function of stopping most of radiation.
It can be increased described in wireless signal transmission by forming multiple openings 311 in the metal infrared reflecting layer 310
The probability of low emissivity glass, specifically, the metal infrared reflecting layer 310 reduce infrared ray for reflecting infrared ray
Through the probability of low emissivity glass of the invention, the metal infrared reflecting layer 310 may be to wireless communication as metal material
Number generate a degree of shielding action, that is to say, that the metal infrared reflecting layer 310 may stop wireless signal through institute
State low emissivity glass；The present invention be arranged on the metal infrared reflecting layer 310 multiple openings 311 be conducive to make wireless signal from
Opening 311 passes through, and then reduces shielding action of the low emissivity glass to wireless signal, is conducive to Low emissivity glass of the invention in this way
While glass plays blocking infrared ray action, increase the probability that wireless signal penetrates low emissivity glass.
In the present embodiment, the step of covering the film of laminated construction includes: after the step of forming dielectric layer, described
The opening 311 is formed in metal infrared reflecting layer 310；The opening is re-formed after the step of forming the dielectric layer
311 are conducive to simplify processing step.
Specifically, after the step of substrate 100 are provided, the present embodiment further include:
First basal layer 210 and the second basal layer 220 are provided；First basal layer 210 and the second basal layer 220 are made
The carrier of the film of the laminated construction during to manufacture, while can be used for carrying out the film of the laminated construction
Protection.
In the present embodiment, the material of first basal layer 210 and the second basal layer 220 is PET, but the present invention is right
The material of first basal layer 210 and the second basal layer 220 is without limitation.
The step of covering the film of the laminated construction include:
The film of the laminated construction is formed on 210 surface of the first basal layer；
Specifically, in the present embodiment, the step of forming the film of the laminated construction, includes:
The first medium layer 320 of laminated construction, the first medium layer are successively formed on 210 surface of the first basal layer
320 include dielectric layer 321,322 and 323；In the present embodiment, the dielectric layer 321 is titanium dioxide layer, and dielectric layer 322 is
Zinc chrome layer, dielectric layer 323 are silicon nitride layer；
After this, metal infrared reflecting layer 310 is formed on the first medium layer 320；
After forming the metal infrared reflecting layer 310, structure and institute are formed on the metal infrared reflecting layer 310
The identical second dielectric layer 330 of first medium layer 320 is stated, including Jie being sequentially formed on the metal infrared reflecting layer 310
Matter layer 331,332 and 333, the dielectric layer 331 are titanium dioxide layer, and dielectric layer 332 is zinc chrome layer, and dielectric layer 333 is nitridation
Silicon layer.
The first medium layer 320, metal infrared reflecting layer 310 and the second dielectric layer 330 collectively form described
The film of laminated construction.
In the present embodiment, the film of the covering laminated construction is covered by the way of deposition, for example, can be using sputtering
The mode of deposition forms the metal infrared reflecting layer 310, and the first medium layer is formed by way of chemical vapor deposition
320 and second dielectric layer 330.
After this, second basal layer 220 is covered in the film surface of the laminated construction；
Then, fix first basal layer 210 and a surface mount of the substrate 100, in the substrate
100 surface covers the film of the laminated construction.If necessary to cover the laminated construction on two surfaces of substrate 100
The first basal layer of two panels 210 for carrying the film of the laminated construction can be pasted two surfaces of substrate 100 by film respectively.
After this, the opening 311 is formed in the metal infrared reflecting layer 310.
In the present embodiment, the step of opening 311 is formed in the metal infrared reflecting layer 310 includes passing through laser incising
The mode of erosion or mask etching etches the metal infrared reflecting layer 310, to form the opening 311.Specifically, medium
The degree of absorption that layer generates energy for laser is lower, and the energy of laser is concentrated on metal infrared reflecting layer 310, in turn
The silver layer (or alloy-layer of silver) of the part heat absorption explosion for being irradiated with a laser metal infrared reflecting layer 310, illuminated part steams
It sends out and then forms the opening 311.
Specifically, the material of the metal infrared reflecting layer 310 as described in the present embodiment is the alloy of silver or silver, it can
Correspondingly to use wavelength for 1064nm, the laser of this wavelength is easy to be absorbed by the alloy of silver or silver, and then further has
Conducive to formed in the metal infrared reflecting layer 310 it is described opening 311.
In the present embodiment, the shape of the opening 311 is poroid.The opening 311 of this shape is mutually indepedent, is conducive to
Guarantee the globality of metal infrared reflecting layer 310, meanwhile, poroid opening 311 is come relative to the appearance of entire low emissivity glass
It says than less obvious, advantageously ensures that the aesthetics of low emissivity glass of the present invention in this way.
Specifically, the poroid opening 311 in the present embodiment is rounded along the section in parallel 100 direction of substrate.This
Kind shape is further conducive to simplify the manufacturing.
In the present embodiment, the diameter of pore-like openings 311 is 50~500 microns, the pore-like openings in this diameter range
311 are unlikely to too small and are difficult to play the role of through wireless signal, while being also unlikely to excessive and influencing metal infrared external reflection
The effect of the reduction infrared radiation of layer 310, or influence the aesthetics of entire low emissivity glass.
In the present embodiment, rectangular in cross-section of the opening 311 along vertical 100 direction of substrate (please refers to Fig. 1 institute
Show).That is, the diameter of the pore-like openings 311 is constant, be further conducive to simplify manufacturing process in this way.
In the present embodiment, the gross area of 310 split shed 311 of metal infrared reflecting layer accounts for the total face of the substrate 100
Long-pending 1%~0.001% is conducive to pass through the ability of signal and attenuating infrared radiation in metal infrared reflecting layer 310 in this way
Ability, obtain balance between aesthetics, that is, keep the signal strength in automobile sufficiently large, it is some basic can support
The use of electronic equipment (such as mobile phone, radio), at the same again be unlikely to influence metal infrared reflecting layer 310 aesthetics and
Metal infrared reflecting layer 310 reduces the ability of radiation.
The intensity that the electronic equipment used in the car receives wireless signal can be calculated with following formula:
dBme--113.0-40.0 log10(r/R)
Wherein, dBmeIt indicates the radio signal power (unit is decibel) that equipment receives, is 1 with reference to wireless signal strength
Milliwatt；R indicates that mobile phone arrives the distance between mobile base station；R indicates the average distance between adjacent mobile base station.
The transmission power of mobile base station is generally 20~40W, if the transmission power is 40W.Meanwhile the frame of mobile base station
If mode, which is generally in the circular scope of 1.5~3km, arranges 3 base stations, under such arrangement of base stations mode, wireless signal covers
Minimum power density values are in 0.01uW/cm in cover area2；Also, in general mobile phone can be when performance number be greater than 130dBme
It can normal use.It, can be with divided by the power density values with power by above-mentioned formula in addition, set the number in automobile as 4 people
It obtains 311 gross areas of opening and accounts for the 1%~0.001% of 100 gross area of substrate.
It should be noted simultaneously that as can be seen calculated from the above process, at different conditions, such as number of people in car becomes
The factors variations such as changed power required by the electronic equipment change, used, the variation of mobile base station transmission power will lead to calculating knot
Fruit changes, so, it is only the present embodiment that above-mentioned 311 gross area of opening, which accounts for the percentage range of the substrate gross area,
One example should not limit the present invention with this.
In the present embodiment, the opening 311 is uniformly distributed in the metal infrared reflecting layer 310 (incorporated by reference to reference
Content shown in Fig. 2), since the metal infrared reflecting layer 310 is covered on the substrate 100, that is to say, that the multiple
Opening 311 is uniformly distributed in the substrate surface, and equally distributed multiple openings 311 not only contribute to simplify the manufacturing, also
Be conducive to make the wireless signal percent of pass of low emissivity glass various pieces to tend to be identical.
In addition, though the present embodiment is a surface mount of the first basal layer 210 and the substrate 100 is fixed
The opening 311 is formed after step, but in other embodiments of the invention, it is also possible to the film in the laminated construction
Surface is formed after second basal layer 220, at least one surface of first basal layer 210 and the substrate 100 is made
It pastes before fixing, is initially formed the opening 311.
In addition, the manufacturing method of the present invention also provides second embodiment, Fig. 3 and Fig. 4 are please referred to, the present embodiment and upper one is in fact
The difference for applying example is, described dielectric layer 321a, 322a and 323a are respectively positioned on the metal infrared reflecting layer 310a and described the
It between one basal layer 210a, and stacks gradually on the first basal layer 210a, the second basal layer 220a is located at described
On metal infrared reflecting layer 310a.That is, relative to a upper embodiment, the metal infrared reflecting layer 310a of the present embodiment with
There is no setting dielectric layers between second basal layer 220a.This has no effect on implementation of the invention.
Meanwhile dielectric layer is formed using zinc oxide tin layers or zinc aluminium oxide layer in the present embodiment.Be conducive in this way described
Opening 311a is formed by laser in metal infrared reflecting layer 310a, specifically, zinc oxide tin layers or zinc aluminium oxide layer relative to
Thermal absorptivity is relatively lower for silicon nitride layer in a upper embodiment, and pyroconductivity is also relatively lower, this is conducive to make laser
The heat of generation is gathered in metal infrared reflecting layer 310a, that is to say, that is conducive to that metal infrared reflecting layer 310a is made to absorb heat
Amount, and then vaporize and form opening 311a.
Further, in the present embodiment, the dielectric layer that zinc-tin oxide or zinc oxide aluminum can be made to be formed and the metallic red
Outer reflective layer is adjacent.That is, the dielectric layer 323a adjacent with the metal infrared reflecting layer 310a be zinc oxide tin layers or
Zinc aluminium oxide layer is further conducive to metal infrared reflecting layer 310a in this way and absorbs heat and then vaporize.
The present embodiment and a upper embodiment another difference is that, after the step of forming the film of the laminated construction,
The opening 311a is formed before forming the second basal layer 220a, it is such to be advantageous in that, it is penetrated required for laser irradiation
Material layer it is less (having lacked one layer of second basal layer 220a), and then be conducive to more precisely control laser and form opening 311a
Operation, while required laser energy can also be reduced.
The present embodiment and a upper embodiment another difference is that, the opening 311a is along the vertically direction the substrate 100a
Section it is trapezoidal (tubaeform).Specifically, the diameter of opening 311a towards the side substrate 100a is smaller, far from substrate 100a
The opening 311a diameter of side is relatively large, and the opening 311a of this structure is further conducive to connect due to flare
Receive wireless signal.
The present embodiment and a upper embodiment another difference is that, referring to FIG. 3, the pore-like openings 311a is along parallel institute
The section in the direction substrate 100a is stated in polygon, specially rectangle.This has no effect on implementation of the invention.In addition, in the present invention
Other embodiments in, the opening 311a can also be in pentagon, hexagon along the section in the parallel direction the substrate 100a
Deng other polygons, the present invention to the concrete shape of the pore-like openings 311a without limitation.
The present embodiment and a upper embodiment another difference is that, the opening 311a is in the metal infrared reflecting layer
The distribution density of 310a fringe region is higher than the distribution density in the intermediate region metal infrared reflecting layer 310a.Low emissivity glass in this way
Glass central area does not have opening 311a setting that can utmostly guarantee metal infrared reflecting layer 310a reflection infrared ray substantially
Ability also helps the aesthetic measure for promoting the low emissivity glass.Metal infrared reflecting layer 310a fringe region is opened simultaneously
Mouth 311a can play above-mentioned increase wireless signal by the metal infrared reflecting layer 310a, and then pass through the Low emissivity
The probability of glass.
In addition, the manufacturing method of the present invention also provides 3rd embodiment, please refer to Fig. 5 and Fig. 6, the present embodiment with before
The step of difference of embodiment is, covers the film of laminated construction includes: that be covered in the film of the laminated construction directly described
The surface of substrate 100b.Be conducive to simplify production technology in this way.
The present embodiment and a upper embodiment another difference is that, in the step of forming the metal infrared reflecting layer 310b
Later, before the step of forming dielectric layer, the opening 311b is formed in the metal infrared reflecting layer；Equally can in this way
Reach the purpose of the present invention.
The present embodiment and a upper embodiment another difference is that, the metal infrared reflecting layer 310b split shed 311b's
Shape is slit.The opening 311b of shape of slit can equally be such that wireless signal passes through.Specifically, the opening of the shape of slit
311b is arranged in metal infrared reflecting layer 310b along first direction or second direction, and the opening 311b of these shape of slit
It is arranged in parallel.Be conducive to avoid wireless signal that diffraction occurs in this way, keep the intensity of wireless signal.
In the present embodiment, the length of the opening 311b of shape of slit is 0.15~0.3 meter, and width is 50~500 microns.
Since the frequency range of typical wireless signal is probably in 900~1800MHz, the opening 311b and wireless communication of above-mentioned size range
Number characteristic wavelength it is more close, thus be conducive to wireless signal pass through the opening 311b.
Furthermore it should be noted that the present invention to the opening 311b of the shape of slit whether only along first direction or the
Two directions are arranged without limitation, please refer to shown in Fig. 7, in other embodiments of the invention, the opening of the shape of slit is also
It may include the first opening 311c extended in a first direction and opened along the second of the second direction extension different from first direction
Mouth 312c.Specifically, the first direction is mutually perpendicular to second direction, that is to say, that the first opening 311c and second
Opening 312c forms criss-cross structure.Since wireless signal is there are polarity, this criss-cross structure is further advantageous
Pass through in wireless signal.
Furthermore it should be noted that the manufacturing method of low emissivity glass of the present invention can be, but not limited to form above-mentioned low spoke
Penetrate glass.
Although present disclosure is as above, present invention is not limited to this.Anyone skilled in the art are not departing from this
It in the spirit and scope of invention, can make various changes or modifications, therefore protection scope of the present invention should be with claim institute
Subject to the range of restriction.
Claims (29)
1. a kind of low emissivity glass characterized by comprising
Substrate；And
It is covered in the film of the laminated construction at least one surface of the substrate, the film of the laminated construction includes anti-outside metallic red
Layer and multiple dielectric layers are penetrated,
Wherein, the metal infrared reflecting layer has multiple openings, and the opening is along the section of the vertical orientation substrate in ladder
Shape, the diameter of the side towards the substrate of the opening are less than the diameter of the side far from the substrate of the opening.
2. low emissivity glass as described in claim 1, which is characterized in that the opening is equal in the metal infrared reflecting layer
Even distribution, alternatively, the opening is higher than in the distribution density of the metal infrared reflecting layer fringe region in metal infrared external reflection
The distribution density of layer intermediate region.
3. low emissivity glass as described in claim 1, which is characterized in that the shape of the opening is poroid or slit.
4. low emissivity glass as claimed in claim 3, which is characterized in that pore-like openings are along the section of the parallel orientation substrate
Rounded or polygon.
5. low emissivity glass as claimed in claim 3, which is characterized in that the diameter of pore-like openings is 50~500 microns.
6. low emissivity glass as claimed in claim 3, which is characterized in that the length of the opening of shape of slit is 0.15~0.3
Rice.
7. low emissivity glass as claimed in claim 3, which is characterized in that the width of the opening of shape of slit is 50~500 micro-
Rice.
8. low emissivity glass as claimed in claim 3, which is characterized in that the opening of shape of slit includes extending in a first direction
The first opening, and/or, the second opening extended along the second direction different from first direction.
9. low emissivity glass as described in claim 1, which is characterized in that the gross area of the metal infrared reflecting layer split shed
Account for the 1%~0.001% of the substrate gross area.
10. low emissivity glass as described in claim 1, which is characterized in that the metal infrared reflecting layer is silver layer or silver
Alloy-layer.
11. low emissivity glass as claimed in claim 10, which is characterized in that the metal infrared reflecting layer includes that Ag-Cu is closed
Gold, Ag-Ni alloy, Ag-Cr alloy, Ag-Cu-Ni alloy, Ag-Cu-Al alloy or Ag-Cu-Pt alloy.
12. low emissivity glass as described in claim 1, which is characterized in that include zinc oxide tin layers in the multiple dielectric layer
Or zinc aluminium oxide layer.
13. low emissivity glass as claimed in claim 12, which is characterized in that the zinc oxide tin layers or zinc aluminium oxide layer and institute
Metal infrared reflecting layer is stated to be disposed adjacent.
14. low emissivity glass as described in claim 1, which is characterized in that the low emissivity glass further includes being located at lamination knot
The first basal layer between the film of structure and the substrate, and the second basal layer of the film surface positioned at the laminated construction.
15. low emissivity glass as claimed in claim 14, which is characterized in that first basal layer and the second basal layer
Material is PET.
16. low emissivity glass as described in claim 1, which is characterized in that the film of the laminated construction is located immediately at the base
The surface of plate.
17. low emissivity glass as described in claim 1, which is characterized in that the substrate is glass for vehicle window or glass for building purposes.
18. a kind of vehicle window characterized by comprising
Bound edge, and
Low emissivity glass as described in any one of claims 1 to 17.
19. a kind of manufacturing method of low emissivity glass characterized by comprising
Substrate is provided；And
On at least one surface of the substrate, covering includes the film of the laminated construction of metal infrared reflecting layer and multiple dielectric layers,
Wherein, the step of covering the film of the laminated construction include:
Multiple openings are formed in the metal infrared reflecting layer, the opening is along the section of the vertical orientation substrate in ladder
Shape, the diameter of the side towards the substrate of the opening are less than the diameter of the side far from the substrate of the opening.
20. manufacturing method as claimed in claim 19, which is characterized in that the step of covering the film of laminated construction include:
After the step of forming the metal infrared reflecting layer, formed dielectric layer the step of before, it is anti-outside the metallic red
It penetrates in layer and forms the opening；
Alternatively, forming the opening in the metal infrared reflecting layer after the step of forming dielectric layer.
21. manufacturing method as claimed in claim 20, which is characterized in that form opening in the metal infrared reflecting layer
Step includes:
The metal infrared reflecting layer is etched, by way of laser ablation or mask etching to form the opening.
22. manufacturing method as claimed in claim 21, which is characterized in that the step of laser ablation is to form opening packet
It includes: making the wavelength 1064nm of the laser.
23. manufacturing method as claimed in claim 19, which is characterized in that cover the laminated construction by the way of deposition
Film.
24. manufacturing method as claimed in claim 19, which is characterized in that the step of covering the film of laminated construction includes: to make institute
The film for stating laminated construction is directly covered in the surface of the substrate.
25. manufacturing method as claimed in claim 19, which is characterized in that formed outside the metallic red using the alloy of silver or silver
Reflecting layer.
26. manufacturing method as claimed in claim 19, which is characterized in that given an account of using zinc-tin oxide or zinc oxide aluminum formation
Matter layer.
27. manufacturing method as claimed in claim 26, which is characterized in that the dielectric layer for forming zinc-tin oxide or zinc oxide aluminum
It is adjacent with the metal infrared reflecting layer.
28. manufacturing method as claimed in claim 19, which is characterized in that after the step of providing substrate, cover the lamination
Before the step of film of structure, the manufacturing method further include:
First basal layer and the second basal layer are provided；
Wherein, the step of covering the film of the laminated construction include:
The film of the laminated construction is formed in first substrate surface；
Second basal layer is covered in the film surface of the laminated construction；
Fix first basal layer and a surface mount of the substrate, to cover institute on a surface of the substrate
State the film of laminated construction.
29. manufacturing method as claimed in claim 28, which is characterized in that form the lamination in first substrate surface
After the step of film of structure, before the step of film surface of the laminated construction forms second basal layer described in formation
Opening；Alternatively, forming the opening after the step of film surface of the laminated construction forms second basal layer.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510290013.1A CN106273881B (en) | 2015-05-29 | 2015-05-29 | Low emissivity glass and its manufacturing method, vehicle window |
| PCT/CN2016/083454 WO2016192569A2 (en) | 2015-05-29 | 2016-05-26 | Low emissivity glass, method for manufacturing the same and vehicle window |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510290013.1A CN106273881B (en) | 2015-05-29 | 2015-05-29 | Low emissivity glass and its manufacturing method, vehicle window |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106273881A CN106273881A (en) | 2017-01-04 |
| CN106273881B true CN106273881B (en) | 2019-06-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510290013.1A Active CN106273881B (en) | 2015-05-29 | 2015-05-29 | Low emissivity glass and its manufacturing method, vehicle window |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN106273881B (en) |
| WO (1) | WO2016192569A2 (en) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| LU100018B1 (en) * | 2017-01-11 | 2018-08-14 | Luxembourg Inst Science & Tech List | Infrared reflective and electrical conductive composite film and manufacturing method thereof |
| FR3088633B1 (en) * | 2018-11-16 | 2021-04-30 | Saint Gobain | THERMALLY TREATED MATERIAL WITH IMPROVED MECHANICAL PROPERTIES |
| WO2021183756A1 (en) * | 2020-03-11 | 2021-09-16 | LabForInvention | Energy-efficient window coatings |
| CN111409314B (en) * | 2020-03-24 | 2021-11-19 | 福耀玻璃工业集团股份有限公司 | Automobile laminated glass |
| CN113820879A (en) * | 2020-12-02 | 2021-12-21 | 法国圣戈班玻璃公司 | Liquid crystal projection layer for glass, vehicle and method for manufacturing glass |
| CN113682009B (en) * | 2021-07-06 | 2023-04-07 | 福耀玻璃工业集团股份有限公司 | Tectorial membrane board assembly and vehicle |
| CN113735460B (en) * | 2021-08-25 | 2023-04-07 | 福建省万达汽车玻璃工业有限公司 | Coated glass, method for producing same, and vehicle window |
| CN115557711B (en) * | 2022-10-18 | 2023-10-03 | 哈尔滨工业大学 | Low-E glass with 5G signal anti-reflection function and design method thereof |
| CN116573862A (en) * | 2023-04-06 | 2023-08-11 | 深圳大学 | Low-radiation glass |
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| ITRM20060181A1 (en) * | 2006-03-31 | 2007-10-01 | Pilkington Italia Spa | GLAZED GLASS SHEET |
| JP2015533756A (en) * | 2012-08-28 | 2015-11-26 | サン−ゴバン グラス フランスＳａｉｎｔ−Ｇｏｂａｉｎ Ｇｌａｓｓ Ｆｒａｎｃｅ | Coated glazing with partially decoated areas |
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| CN1659110A (en) * | 2002-05-03 | 2005-08-24 | Ppg工业俄亥俄公司 | Coated article for use in an insulation glazing unit and the insulation glazing unit containing a coated pane |
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Also Published As
| Publication number | Publication date |
|---|---|
| WO2016192569A3 (en) | 2017-01-26 |
| WO2016192569A2 (en) | 2016-12-08 |
| CN106273881A (en) | 2017-01-04 |
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