CN109534691B

CN109534691B - Energy-saving film, laminated glass, hollow glass and application

Info

Publication number: CN109534691B
Application number: CN201711406830.4A
Authority: CN
Inventors: 刘莹; 吕宜超; 黄剑; 崔平生; 王�琦
Original assignee: Shenzhen Csg Applied Technology Co ltd; CSG Holding Co Ltd
Current assignee: Shenzhen Csg Applied Technology Co ltd; CSG Holding Co Ltd
Priority date: 2017-12-22
Filing date: 2017-12-22
Publication date: 2021-12-07
Anticipated expiration: 2037-12-22
Also published as: CN109534691A

Abstract

The invention relates to an energy-saving film, laminated glass, hollow glass and application. An energy-saving film prepared on silicate glass or organic glass comprises a dielectric layer, a functional layer and a dielectric protective layer which are deposited in sequence, wherein the material of the dielectric layer is selected from SiO₂、Si₃N₄And SiO_nN_mAt least one of, the material of the protective dielectric layer is selected from Si₃N₄And SiO_nN_mWherein the material of the functional layer is In_xSn_yZn_wO_zWherein n is more than or equal to 0 and less than or equal to 0.5, m is more than or equal to 0 and less than or equal to 0.5, x is more than or equal to 0 and less than or equal to 1, y is more than or equal to 0 and less than or equal to 1, z is more than or equal to 0 and less than or equal to 1, and w is more than or equal to 0 and less than or equal to 1. The energy-saving film has good energy-saving effect and stable performance.

Description

Energy-saving film, laminated glass, hollow glass and application

Technical Field

The invention relates to the field of glass, in particular to an energy-saving film, laminated glass, hollow glass and application.

Background

In hot summer, in order to avoid the over-high temperature in the car, car manufacturers on the market adopt some energy-saving measures to reduce the solar heat entering the car as much as possible, for example, adopt the modes of sticking a heat insulation film to glass or directly using laminated glass with a metal-plated film (usually Ag base) and the like.

The existing energy-saving glass for automobiles is laminated glass, and a metal layer is unstable in performance when exposed to air and is very easy to oxidize and lose efficacy, so that the metal layer is required to be positioned on the inner surface of the laminated glass for use, the absorption of solar radiation by outer-layer glass can not be reduced, the heat radiation of inner-layer glass to the interior of an automobile can not be reduced, and the energy-saving effect is not ideal.

Disclosure of Invention

Therefore, it is necessary to provide an energy-saving film, laminated glass, hollow glass and applications thereof with good energy-saving effect and stable performance.

An energy-saving film prepared on silicate glass or organic glass comprises a dielectric layer, a functional layer and a dielectric protective layer which are deposited in sequence, wherein the material of the dielectric layer is selected from SiO₂、Si₃N₄And SiO_nN_mAt least one of, the material of the protective dielectric layer is selected from Si₃N₄And SiO_nN_mWherein the material of the functional layer is In_xSn_yZn_wO_zWherein n is more than or equal to 0 and less than or equal to 0.5, m is more than or equal to 0 and less than or equal to 0.5, x is more than or equal to 0 and less than or equal to 1, y is more than or equal to 0 and less than or equal to 1, z is more than or equal to 0 and less than or equal to 1, and w is more than or equal to 0 and less than or equal to 1.

The energy-saving film can be used by being exposed in the air through the matching of all layers, has stable performance, can effectively reduce the absorption of a glass substrate to solar radiation through experimental determination, has better energy-saving effect, can be used on the inner surface or the outer surface of automobile glass, and also can be used on the outer surface of laminated glass or the inner surface and the outer surface of hollow glass.

In one embodiment, the dielectric layer is a layer a, a is more than or equal to 1, and the dielectric layers are laminated in sequence.

In one embodiment, the protective barrier layer is arranged between the adjacent dielectric layers, between the dielectric layers and the functional layer or between the functional layer and the protective dielectric layer, and the material of the protective barrier layer is selected from at least one of NiCr alloy, Nb and Ta.

In one embodiment, the device further comprises an intermediate dielectric layer arranged between the functional layer and the protective dielectric layer, wherein the material of the intermediate dielectric layer is selected from SiO₂、Si₃N₄And SiO_nN_mWherein n is more than or equal to 0 and less than or equal to 0.5, and m is more than or equal to 0 and less than or equal to 0.5.

In one embodiment, the intermediate dielectric layer is a b layer, and b is a natural number.

In one embodiment, the protective barrier layer is disposed between the functional layer and the intermediate dielectric layer, between adjacent intermediate dielectric layers, or between the intermediate dielectric layer and the protective dielectric layer, and the material of the protective barrier layer is at least one selected from NiCr alloy, Nb, and Ta.

In one embodiment, the functional layers are multiple layers, a dielectric layer is arranged between the multiple functional layers, and the material of the dielectric layer is selected from SiO₂、Si₃N₄And SiO_nN_mAt least one of (1).

The utility model provides a laminated glass, includes first base plate, second base plate and tie coat, first base plate the tie coat reaches the second base plate is range upon range of in proper order, just the second base plate pass through the tie coat with first base plate is connected fixedly, first base plate has the first surface, the first surface is located first base plate is kept away from one side of second base plate, the second base plate has the second surface, the second surface is located the second base plate is kept away from one side of first base plate, at least one deposit in the first surface and the second surface has foretell energy-conserving membrane.

The hollow glass comprises a first glass plate and a second glass plate arranged at an interval with the first glass plate, wherein the energy-saving film is deposited on at least one of the first glass plate and the second glass plate.

The energy-saving film, the laminated glass or the hollow glass are applied to the field of vehicles or buildings.

Drawings

Fig. 1 is a schematic structural view of an energy-saving film according to an embodiment.

FIG. 2 is a schematic structural diagram of an energy saving glass according to an embodiment;

FIG. 3 is a schematic structural view of a laminated glass according to an embodiment;

fig. 4 is a schematic structural view of an insulating glass according to an embodiment.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, but rather should be construed as broadly as the present invention is capable of modification in various respects, all without departing from the spirit and scope of the present invention.

This example discloses an energy saving film that is typically deposited on a substrate surface. The substrate can be aluminosilicate glass or organic glass, and an energy-saving film can be deposited on the surface of a substrate made of other materials according to the preparation process.

The energy-saving film prepared on silicate glass or organic glass comprises a dielectric layer, a functional layer and a dielectric protective layer which are deposited in sequence, wherein the material of the dielectric layer is selected from SiO₂、Si₃N₄And SiO_nN_mAt least one of, the material of the protective dielectric layer is selected from Si₃N₄And SiO_nN_mWherein the material of the functional layer is In_xSn_yZn_wO_zWherein n is more than or equal to 0 and less than or equal to 0.5, m is more than or equal to 0 and less than or equal to 0.5, x is more than or equal to 0 and less than or equal to 1, y is more than or equal to 0 and less than or equal to 1, z is more than or equal to 0 and less than or equal to 1, and w is more than or equal to 0 and less than or equal to 1.

In the energy-saving film, the dielectric layer is a layer, a is more than or equal to 1, the dielectric layer can be one layer or a plurality of layers, and when the dielectric layer is a plurality of layers, the plurality of dielectric layers are laminated in sequence. In some embodiments, a protective barrier layer is disposed between adjacent dielectric layers of the energy saving film, between a dielectric layer and a functional layer, or between a functional layer and a protective dielectric layer. It will be understood that when the dielectric layers are multilayered, a protective barrier layer may be disposed between two adjacent dielectric layers, or between some adjacent dielectric layers. The material of the protective barrier layer is at least one selected from NiCr alloy, Nb and Ta.

In some embodiments, an intermediate dielectric layer is further disposed between the functional layer and the protective dielectric layer. The middle dielectric layer is a layer b, and b is a natural number. The intermediate dielectric layer may be one or more layers, but may be omitted. Furthermore, a protective barrier layer can be arranged between the functional layer and the intermediate dielectric layer, between the adjacent intermediate dielectric layers or between the intermediate dielectric layer and the protective dielectric layer. It is understood that when the inter-dielectric layers are multi-layered, a protective barrier layer may be disposed between two adjacent inter-dielectric layers, or a protective barrier layer may be disposed between some adjacent dielectric layers. The material of the protective barrier layer is at least one selected from NiCr alloy, Nb and Ta.

In some embodiments, the functional layer may be a multilayer. When the functional layer is a multilayer, a dielectric layer may be disposed between adjacent functional layers, and of course, a protective barrier layer may be disposed between the functional layer and the dielectric layer.

In some embodiments, the energy saving film can be used in multiple stacks.

In short, in the energy-saving film, the dielectric layer and the functional layer can be repeatedly arranged, and any two dielectric layers, two functional layers or a protective barrier layer can be arranged between the dielectric layer and the functional layer. The structure of the energy saving film is explained below with reference to one of specific structures, but of course, the structure of the energy saving film is not limited to the structure described below.

Referring to fig. 1, an energy saving film 100 according to an embodiment includes a first dielectric layer 110, a first protective barrier layer 120, a second dielectric layer 130, a second protective barrier layer 140, a functional layer 150, a third protective barrier layer 160, a third dielectric layer 170, a fourth protective barrier layer 180, a fourth dielectric layer 190, and a protective dielectric layer 195, which are sequentially deposited. The first dielectric layer 110, the second dielectric layer 130, the third dielectric layer 170, and the fourth dielectric layer 190 may be understood as a multi-layer dielectric layer, and the first protective barrier layer 120, the second protective barrier layer 140, the third protective barrier layer 160, and the fourth protective barrier layer 180 may be understood as a multi-layer protective barrier layer.

The materials of the first protective barrier 120, the second protective barrier 140, the third protective barrier 160, and the fourth protective barrier 180 are selected from at least one of NiCr alloy, Nb, and Ta. Here, the materials of the first protective barrier layer 120, the second protective barrier layer 140, the third protective barrier layer 160, and the fourth protective barrier layer 180 may be the same or different, and may be selected from the above materials.

In one embodiment, the first protective barrier 120, the second protective barrier 140, the third protective barrier 160, and the fourth protective barrier 180 have a thickness of 0.1nm to 100 nm. The thickness of the first protective barrier layer 120, the second protective barrier layer 140, the third protective barrier layer 160, and the fourth protective barrier layer 180 is preferably 0.2nm to 40nm, and more preferably 0.2nm to 20 nm. Here, the thicknesses of the first protective barrier 120, the second protective barrier 140, the third protective barrier 160, and the fourth protective barrier 180 may be the same or different, and may be within the above range.

The materials of the first dielectric layer 110, the second dielectric layer 130, the third dielectric layer 170 and the fourth dielectric layer 190 are selected from SiO₂、Si₃N₄、SiO_nN_mN is more than or equal to 0 and less than or equal to 0.5, and m is more than or equal to 0 and less than or equal to 0.5. Preferably, 0. ltoreq. n.ltoreq.0.32 and 0. ltoreq. m.ltoreq.0.187. Here, the materials of the first dielectric layer 110, the second dielectric layer 130, the third dielectric layer 170, and the fourth dielectric layer 190 may be the same or different, and may be selected from the above materials.

In one embodiment, the thicknesses of the first dielectric layer 110, the second dielectric layer 130, the third dielectric layer 170, and the fourth dielectric layer 190 are 0.1nm to 150 nm. The thicknesses of the second dielectric layer 130 and the third dielectric layer 170 are preferably 1nm to 150nm, and more preferably 5nm to 150 nm. Here, the thicknesses of the first dielectric layer 110, the second dielectric layer 130, the third dielectric layer 170, and the fourth dielectric layer 190 may be the same or different, and may be within the above range.

The material of the functional layer 150 is In_xSn_yZn_wO_zWherein x is more than or equal to 0 and less than or equal to 1, y is more than or equal to 0 and less than or equal to 1, z is more than or equal to 0 and less than or equal to 1, and w is more than or equal to 0 and less than or equal to 1. Preferably 0.5. ltoreq. x.ltoreq.1, 0. ltoreq. y.ltoreq.0.5, 0. ltoreq. z.ltoreq.0.5, more preferably 0. ltoreq. w.ltoreq.0.3, still more preferably 0.6. ltoreq. x.ltoreq.0.9, 0.01. ltoreq. y.ltoreq.0.2, 0.1. ltoreq. z.ltoreq.0.2, 0. ltoreq. w.ltoreq.0.1.

In one embodiment, the functional layer 150 has a thickness of 10nm or more. The thickness of the functional layer 150 is preferably 10nm to 800nm, and more preferably 50nm to 200 nm.

The material of the protective dielectric layer 195 is selected from Si₃N₄And SiO_nN_mOne kind of (1). Wherein n is more than or equal to 0 and less than or equal to 0.5, and m is more than or equal to 0 and less than or equal to 0.5. Preferably, 0. ltoreq. n.ltoreq.0.32 and 0. ltoreq. m.ltoreq.0.187.

In one embodiment, the protective dielectric layer 195 has a thickness of 1nm to 150nm, and more preferably 5nm to 150 nm.

The energy-saving film 100 can be used by being exposed in the air through the matching of all layers, has stable performance, can effectively reduce the absorption of a glass substrate to solar radiation through experimental determination, has better energy-saving effect, can be used on the inner surface or the outer surface of automobile glass, and also can be used on the outer surface of an interlayer or hollow glass.

It should be noted that any one or more or all of the first protective barrier 120, the second dielectric layer 130, the second protective barrier 140, the third protective barrier 160, the third dielectric layer 170, the fourth protective barrier 180, and the fourth dielectric layer 190 may be omitted.

Referring to fig. 2, an energy saving glass 10 of an embodiment includes a glass substrate 200 and an energy saving film 100.

In the illustrated embodiment, the glass substrate 200 has a lamination surface 210, and the energy saving film 100 is deposited on the lamination surface 210. Of course, in other embodiments, the energy saving film 100 may be deposited on the surface of the glass substrate 200 away from the lamination surface 210.

In one embodiment, the glass substrate 200 is a silicate glass or plexiglass plate. More preferably, the glass substrate 200 is a tempered float glass plate.

In one embodiment, the thickness of the glass substrate 200 is 1mm to 19mm, preferably 2mm to 15mm, and more preferably 2mm to 9 mm.

The energy saving film 100 has the structure as described above, and thus, will not be described in detail. The first dielectric layer 110 of the energy saving film 100 is deposited on the stack 210.

According to the energy-saving glass 10, the energy-saving film 100 is deposited on the first surface of the glass substrate 200, the energy-saving film 100 comprises the first protective barrier layer 120, the second dielectric layer 130, the second protective barrier layer 140, the functional layer 150, the third protective barrier layer 160, the third dielectric layer 170 and the fourth protective barrier layer 180 which are sequentially deposited, and through the cooperation of the layers, the energy-saving glass can be exposed to the air for use, has stable performance, and through experimental determination, the absorption of the glass substrate 200 to solar radiation can be effectively reduced, and the energy-saving effect is good.

When the energy-saving glass 10 is prepared, a first dielectric layer, a functional layer and a top protective dielectric layer are sequentially prepared on the surface of the glass substrate 200 by a magnetron sputtering method, the first dielectric layer is deposited on the first surface and/or the second surface, at least one layer of a protective barrier layer and a dielectric layer can be deposited between any dielectric layer and the functional layer, and the first dielectric layer 110, the first protective barrier layer 120, the second dielectric layer 130, the second protective barrier layer 140, the functional layer 150, the third protective barrier layer 160, the third dielectric layer 170, the fourth protective barrier layer 180, the fourth dielectric layer 190 and the top protective dielectric layer 195 which are sequentially deposited can be formed.

Referring to fig. 3, a laminated glass 30 according to an embodiment includes a first glass plate 300, a second glass plate 400, an adhesive layer 500, and an energy saving film 100. The first glass plate 300, the adhesive layer 500, and the second glass plate 400 are laminated in this order, and the first glass plate 300 and the second glass plate 400 are bonded and fixed by the adhesive layer 500.

Referring to fig. 3, a laminated glass 30 according to an embodiment includes a first substrate 300, a second substrate 400, an adhesive layer 500, and an energy saving film 100. The first substrate 300, the adhesive layer 500, and the second substrate 400 are sequentially stacked, and the second substrate 500 is fixedly connected to the first substrate 400 through the adhesive layer 500.

The first substrate 300 has a first surface 310. In the illustrated embodiment, the first surface 310 is a side surface of the first substrate 300 away from the adhesive layer 500.

In one embodiment, the first substrate 300 is a silicate glass substrate or an organic glass plate. More preferably, the first substrate 300 is a tempered float glass plate.

In one embodiment, the thickness of the first substrate 300 is 1mm to 19mm, preferably 2mm to 15mm, and more preferably 3mm to 9 mm.

The second substrate 400 has a second surface 430. The second surface 430 is a side surface of the second substrate 400 away from the adhesive layer 500.

In one embodiment, the second substrate 400 is a float silicate glass or organic glass plate. More preferably, the glass substrate 400 is a tempered float glass substrate.

In one embodiment, the thickness of the second substrate 400 is 1mm to 19mm, preferably 2mm to 15mm, and more preferably 3mm to 9 mm.

In one embodiment, the material of the adhesive layer 500 is polyvinyl butyral (PVB). Of course, in other embodiments, the material of the adhesive layer 500 is not limited to PVB, and may be other adhesive materials as long as the first substrate 300 and the second substrate 400 can be adhesively fixed together.

In one embodiment, the adhesive layer 500 has a thickness of 0.1mm to 6 mm. Preferably, the thickness of the adhesive layer 500 is 0.3mm to 3 mm.

In the illustrated embodiment, the energy saving film 100 is deposited on both the first surface 310 and the second surface 430. The structure of the energy saving film 100 is as described above. Of course, in other embodiments, any one or more of the first surface 310 and the second surface 430 are deposited to provide the energy saving film 100. In the insulating glass, the energy saving film 100 may be further deposited on at least one of the second surface 330 and the first surface 410.

In the laminated glass 30, by disposing the energy-saving film 100 on at least one of the first surface 310 and the second surface 430, the energy-saving film 100 includes a first dielectric layer, a functional layer and a top protective dielectric layer deposited in sequence, the first dielectric layer is deposited on the first surface and/or the second surface, at least one layer of a protective barrier layer and a dielectric layer can be deposited between any dielectric layer and the functional layer, a first dielectric layer 110, a first protective barrier layer 120, a second dielectric layer 130, a second protective barrier layer 140, a functional layer 150, a third protective barrier layer 160, a third dielectric layer 170, a fourth protective barrier layer 180, a fourth dielectric layer 190, and a protective dielectric layer 195 may be formed, through the cooperation of each layer, can expose and use in the air, the stable performance, through experimental determination, can effectively reduce laminated glass 30 to the absorption of solar radiation, energy-conserving effect is better.

Referring to fig. 4, an insulating glass 70 according to an embodiment includes a first glass plate 600, a second glass plate 700, and a package member 800. The first glass plate 600 and the second glass plate 700 are disposed at an interval, and their edges are sequentially stacked by the package member 800.

At least one of the first glass plate 600 and the second glass plate 700 is the energy saving glass 10.

Specifically, the first glass plate 600 includes a first glass substrate 610 and the energy saving film 100. The first glass substrate 610 has a first surface 612 and a second surface 614 opposite to the first surface. The second surface 614 is located on a side of the first glass substrate 610 adjacent to the second glass plate 700.

The second glass plate 700 includes a second glass substrate 710 and an energy saving film 100. The second glass substrate 710 has a third surface 712 and a fourth surface 714 opposite to the third surface 712. The third surface 712 is located on the side of the second glass substrate 710 that is adjacent to the first glass plate.

In the illustrated embodiment, the energy saving film 100 is deposited on the first surface 612, the second surface 614, the third surface 712, and the fourth surface 714. Of course, in other embodiments, the energy saving film 100 is deposited on the first surface 612 and the second surface 614.

In one embodiment, the thickness of the first glass plate 600 is 1mm to 19mm, preferably 2mm to 15mm, and more preferably 3mm to 9 mm.

In one embodiment, the thickness of the second glass plate 700 is 1mm to 19mm, preferably 2mm to 15mm, and more preferably 3mm to 9 mm.

In one embodiment, the first glass sheet 600 and the second glass sheet 700 are float silicate glass or organic glass sheets. More preferably, the first glass plate 600 and the second glass plate 700 are tempered float glass substrates.

In one embodiment, the package 800 is made of aluminum strip, butyl rubber, and structural rubber. Of course, in other embodiments, the material of the package 800 is not limited to aluminum strip, butyl rubber, and structural rubber, and may be other spacing and adhesive materials as long as the first glass plate 600 and the second glass plate 700 can be connected and fixed together.

In one embodiment, the package 800 has a thickness of 3mm to 20 mm. Preferably, the thickness of the package 800 is 6mm to 16 mm.

In the hollow glass 70, the energy-saving film 100 is disposed on the surfaces of the first glass plate 600 and the second glass plate 700, the energy-saving film 100 includes a first dielectric layer, a functional layer and a top protective dielectric layer deposited in sequence, the first dielectric layer is deposited on the first surface and/or the second surface, at least one layer of a protective barrier layer and a dielectric layer can be deposited between any dielectric layer and the functional layer, a first dielectric layer 110, a first protective barrier layer 120, a second dielectric layer 130, a second protective barrier layer 140, a functional layer 150, a third protective barrier layer 160, a third dielectric layer 170, a fourth protective barrier layer 180, a fourth dielectric layer 190, and a protective dielectric layer 195 may be formed, through the cooperation of each layer, can expose and use in the air, the stable performance, through experimental determination, can effectively reduce the absorption of cavity glass 70 to solar radiation, energy-conserving effect is better.

The following description will be given with reference to specific examples.

Example 1

The energy saving glass 10 of example 1 has the following structure:

glass substrate 200 (float glass, 6 mm)/first dielectric layer 110 (SiO)_nN_m50nm,/functional layer 150 (In)_xSn_yZn_wO_z90 nm)/top protective dielectric 195 (SiO)_n

N

_m120 nm). Wherein x is 0.74, y is 0.07, z is 0.17, w is 0.02, n is 0.256, and m is 0.037. In the above structural formulae, materials and thicknesses of respective layers are shown in parentheses, "/" indicates deposition of a plating film, and the same shall apply to the following examples.

The reflection color of the glass surface is as follows: a ═ 11.41, b ═ 11.91, and the transmittance was 79%. The color and transmittance data were measured by Datacolor 650. The following examples are the same.

Example 2

The energy saving glass 10 of example 2 has the following structure:

glass substrate 200 (silicate float glass, 6 mm)/first dielectric layer 110 (SiO)_nN_m50 nm)/first protective barrier 120(NiCr alloy, 0.5 nm)/functional layer 150 (In)_xSn_yO_z100 nm)/third protective barrier 160(NiCr alloy, 0.5 nm)/top protective dielectric 195 (SiO)_n

N

_m100 nm). Wherein, the NiCr alloy contains Ni 80 wt%, x is 0.74, y is 0.07, z is 0.17, w is 0.02, n is 0.256, and m is 0.037.

The reflection color of the glass surface is as follows: a-8.87, b-11.71, and a transmittance of 73%.

Example 3

The energy saving glass 10 of example 3 has the following structure:

glass substrate 200 (silicate float glass, 6 mm)/first dielectric layer 110 (Si)₃N₄70.5 nm)/first protective barrier 120(Ta, 0.4 nm)/functional layer 150 (In)_xSn_yO_z90 nm)/third protective barrier 160(Ta,0.4 nm)/top protective dielectric 195 (Si)₃N₄130.5 nm). Wherein x is 0.74, y is 0.07, z is 0.17, w is 0.02, and the reflection color of the glass surface of 0.176 is: a-9.09, b-14.56, and a transmittance of 74%.

Example 4

The laminated glass 30 of example 4 includes a first substrate 300, an adhesive layer 500, and a second substrate 400 laminated in this order.

The first substrate 300 is silicate float glass having a thickness of 5 mm.

The material of the adhesive layer 500 is PVB, and the thickness is 0.76 mm.

The second substrate 400 is silicate float glass having a thickness of 5 mm.

The second surface 430 is deposited with the energy saving film 100.

The structure of the energy-saving film 100 is: first dielectric layer 110 (SiO)₂10 nm// functional layer 150 (In)_xSn_yO_z110 nm)/third dielectric layer 170 (SiO)₂75 nm)/fourth protective barrier 180(NiCr, 0.2 nm)/fourth dielectric 190 (SiO)₂5 nm)/top protective dielectric 195 (Si)₃N₄5 nm). Wherein, the NiCr alloy contains Ni 80 wt%, x 0.74, y 0.07, z 0.17 and w 0.02.

The reflection color of the glass surface of the first substrate after film coating is as follows: a ═ 4.42, b ═ 4.99, and the transmittance was 79%. .

Example 5

The laminated glass 30 of example 5 includes a first substrate 300, an adhesive layer 500, and a second substrate 400 laminated in this order.

The first substrate 300 is plexiglass having a thickness of 5 mm.

The material of the adhesive layer 500 is PVB, and the thickness is 0.76 mm.

The second substrate 400 is plexiglass having a thickness of 5 mm.

The energy saving film 100 is deposited on the first surface 310 and the second surface 430.

The structure of the energy-saving film 100 is: first dielectric layer 110 (SiO)₂5 nm)/first protective barrier 120(NiCr, 0.5 nm)/functional layer 150 (In)_xSn_yO_z50 nm)/third protective barrier 160(NiCr, 0.5 nm)/third dielectric 170 (SiO)₂20 nm)/top protective dielectric 195 (Si)₃N₄8.5 nm). Wherein, the mass percentage of Ni in NiCr alloy is 80%, x is 0.745, y is 0.079, z is 0.176. The reflection color of the glass surface of the first substrate after film coating is as follows: a ═ 3.48, b ═ 1.41, and the transmittance was 75%. .

Example 6

The laminated glass 30 of example 6 includes a first substrate 300, an adhesive layer 500, and a second substrate 400 laminated in this order.

The first substrate 300 is silicate float glass having a thickness of 2 mm.

The material of the adhesive layer 500 is PVB, and the thickness is 0.76 mm.

The second substrate 400 is silicate float glass having a thickness of 3 mm.

The energy saving film 100 is deposited on both the first surface 310 and the second surface 430.

The structure of the energy-saving film 100 is: first protective Barrier layer 110 (Si)₃N₄27 nm)/functional layer 150 (In)_xSn_yO_z70 nm)/third dielectric layer 170 (Si)₃N₄5 nm)/fourth protective barrier 180(NiCr, 1.4 nm)/top protective dielectric 195 (Si)₃N₄17 nm). Wherein, the mass percentage of Ni in the NiCr alloy is 80%, x is 0.745, y is 0.079, and z is 0.176. The first substrate has the following transmission colors: a ═ 2.1, b ═ 1.79, and the transmittance was 78%.

Example 7

The laminated glass of example 7 includes a first substrate, an adhesive layer, and a second substrate stacked in this order.

The first substrate is silicate float glass with a thickness of 2 mm.

The material of the bonding layer is PVB, and the thickness is 0.76 mm.

The second substrate is silicate float glass with a thickness of 3 mm.

The second surface 430 is deposited with an ITO layer (total film thickness 188nm) having a thickness of 136nm as an energy saving film.

Example 8

The laminated glass of example 8 includes a first substrate, an adhesive layer, and a second substrate stacked in this order.

The first substrate is silicate float glass with a thickness of 2 mm.

The material of the bonding layer is PVB, and the thickness is 0.76 mm.

The second substrate is silicate float glass with a thickness of 3 mm.

The first surface 410 was deposited with a metal Ag layer having a thickness of 160nm (total film thickness 280nm) as an energy saving film.

Example 9

The hollow glass of example 9 includes a first substrate, a hollow layer, and a second substrate stacked in this order.

The first substrate is silicate float glass with a thickness of 6 mm.

The thickness of the hollow layer is 9 mm.

The second substrate was silicate float glass with a thickness of 6 mm.

The second surface 614 and the fourth surface 714 are both deposited with a composite ITO layer with the thickness of 210nm as an energy-saving film.

The energy-saving effects of the energy-saving glass, the laminated glass and the hollow glass of examples 1 to 9 were measured, and the results are shown in table 1. When the energy-saving glass is applied, the energy-saving film is positioned at the inner side. The energy-saving effect is simulated and calculated through WINDOW7.5 and OPTICS6, the environmental condition is selected to be NFRC 100-. The U value represents a thermal conductivity coefficient, is used for measuring the thermal conductivity and represents the capability of allowing heat to pass through on a unit area of the material, and is represented by W/m 2K, wherein the lower the U value is, the better the heat preservation performance of the material is; the energy-saving effect is calculated by simulating the optical test data of the glass; SC represents shading coefficient: the ratio of the heat passing through the glass to the heat passing through the standard glass with the thickness of 3mm is free of unit dimension, the smaller the sun shading coefficient is, the better the performance of blocking the solar heat from radiating indoors is; t is_visRepresents the average visible light transmittance: the percentage of the luminous flux of the medium passing through the wave band of 380 nm-780 nm to the incident luminous flux thereof is expressed by percentage, T_visThe larger the light transmittance, the better the light transmittance.

TABLE 1

The light transmission and stability of the energy-saving glass and the laminated glass of examples 1 to 8 were tested, and the test standard (test method) was determined according to GB/T18915.1-2013 part 1 of coated glass: the results of the examination of the solar control coated glass are shown in the table 2.

TABLE 2

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. The energy-saving film prepared on silicate glass or organic glass is characterized by comprising a dielectric layer, a functional layer and a protective dielectric layer which are deposited in sequence, wherein the material of the dielectric layer is selected from SiO₂、Si₃N₄And SiO_nN_mAt least one of, the material of the protective dielectric layer is selected from Si₃N₄And SiO_nN_mWherein the material of the functional layer is In_xSn_yZn_wO_zWherein n is more than or equal to 0 and less than or equal to 0.5, m is more than or equal to 0 and less than or equal to 0.5, x is more than or equal to 0 and less than or equal to 1, y is more than or equal to 0 and less than or equal to 1, z is more than or equal to 0 and less than or equal to 1, and w is more than or equal to 0 and less than or equal to 1;

the protective barrier layer is arranged between the adjacent dielectric layers, between the dielectric layers and the functional layer or between the functional layer and the protective dielectric layer, and the material of the protective barrier layer is selected from at least one of NiCr alloy, Nb and Ta;

further comprising an intermediate dielectric layer disposed between the functional layer and the protective dielectric layer, wherein the intermediate dielectric layer is made of SiO₂、Si₃N₄And SiO_nN_mN is more than or equal to 0 and less than or equal to 0.5, and m is more than or equal to 0 and less than or equal to 0.5;

the protective barrier layer is arranged between the functional layer and the intermediate dielectric layer, between the adjacent intermediate dielectric layers or between the intermediate dielectric layer and the protective dielectric layer, and the material of the protective barrier layer is at least one of NiCr alloy, Nb and Ta.

2. The energy-saving film as claimed in claim 1, wherein the dielectric layer is a layer a, a is not less than 1, and the dielectric layers are laminated in sequence.

3. The energy saving film of claim 1, wherein the dielectric layer has a thickness of 0.1nm to 150 nm.

4. The energy saving film of claim 1, wherein the functional layer has a thickness of 10nm or more.

5. The energy saving film of claim 1, wherein the intermediate dielectric layer is a b layer, and b is a natural number.

6. The energy saving film of claim 1, wherein the protective dielectric layer has a thickness of 1nm to 150 nm.

7. The energy saving film of claim 1, wherein the functional layers are multiple layers, a dielectric layer is disposed between the multiple functional layers, and the material of the dielectric layer is selected from SiO₂、Si₃N₄And SiO_nN_mAt least one of (1).

8. A laminated glass is characterized by comprising a first substrate, a second substrate and a bonding layer, wherein the first substrate, the bonding layer and the second substrate are sequentially stacked, the second substrate is fixedly connected with the first substrate through the bonding layer, the first substrate is provided with a first surface, the first surface is positioned on one side, away from the second substrate, of the first substrate, the second substrate is provided with a second surface, the second surface is positioned on one side, away from the first substrate, of the second substrate, and at least one of the first surface and the second surface is deposited with the energy-saving film as defined in any one of claims 1 to 7.

9. An insulating glass comprising a first glass plate and a second glass plate disposed at a distance from the first glass plate, wherein at least one of the first glass plate and the second glass plate has the energy saving film according to any one of claims 1 to 7 deposited thereon.

10. Use of the energy saving film according to any one of claims 1 to 7, the laminated glass according to claim 8 or the hollow glass according to claim 9 in the field of vehicles or in the field of buildings.