CN216303645U - Temperable three-silver low-emissivity coated glass for automobile skylight - Google Patents
Temperable three-silver low-emissivity coated glass for automobile skylight Download PDFInfo
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- CN216303645U CN216303645U CN202122152613.5U CN202122152613U CN216303645U CN 216303645 U CN216303645 U CN 216303645U CN 202122152613 U CN202122152613 U CN 202122152613U CN 216303645 U CN216303645 U CN 216303645U
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Abstract
The utility model discloses tempered three-silver low-radiation coated glass for an automobile skylight, wherein sixteen film layers are sequentially plated on the surface of a glass substrate layer, wherein the first film layer is a SiNx film layer, the second film layer is a ZTO film layer, the third film layer is an AZO film layer, the fourth film layer is an Ag film layer, the fifth film layer is an AZO film layer, the sixth film layer is a ZTO film layer, the seventh film layer is an AZO film layer, the eighth film layer is an Ag film layer, the ninth film layer is an AZO film layer, the tenth film layer is a SiNx layer, the eleventh film layer is an AZO film layer, the twelfth film layer is an Ag film layer, the thirteenth film layer is a NiCr film layer, the fourteenth film layer is an AZO film layer, the fifteenth film layer is a SiNx film layer, and the sixteenth film layer is a ZrOx film layer; through the selection of materials and the reasonable arrangement of the film layer structure, the bonding force among different film layers is enhanced, and simultaneously the visible light transmittance, the light transmission and the outdoor color are adjusted to meet the requirement of the automobile skylight glass on low radiation.
Description
Technical Field
The utility model belongs to the technical field of vacuum magnetron sputtering coated glass, and particularly relates to temperable three-silver low-emissivity coated glass for an automobile skylight.
Background
Glass is used as an excellent transparent material, has the functions of light transmission and wind and snow prevention, and is widely applied to automobiles. With the development of modern science and technology, glass is endowed with various new connotations, wherein the temperable three-silver low-emissivity coated glass for the automobile skylight has better texture, riding comfort and excellent heat insulation and preservation characteristics, and is widely applied to the field of the automobile skylight. The low-emissivity coated glass often uses an off-line vacuum magnetron sputtering method to deposit a nano film layer on the surface of a glass substrate, so that the photo-thermal property of the glass is changed, and the purposes of decoration, energy conservation, environmental protection and the like are achieved.
Compared with the common glass, the toughened three-silver low-radiation coated glass for the automobile skylight has the energy-saving characteristic as an energy-saving and light-weight automobile material, and has higher reflectivity to far infrared radiation. The temperature in the automobile can be kept stable, the energy consumption of heating or refrigerating of the automobile air conditioner is reduced, the excellent oil consumption reduction effect is achieved, and the oil can be saved by about 3%. The vigorous development of new energy vehicles in domestic markets. Due to the requirement of new energy vehicles on endurance mileage, fuel vehicles have increasingly high requirements on energy conservation under the policy of carbon emission, and thus the amount of coated glass for automobile skylights is also increased explosively year by year.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide the temperable three-silver low-emissivity coated glass with reasonable film layer structure, uniform film layer deposition distribution, permeability and neutral outdoor color; the technical problem to be solved by the utility model is to select proper materials to achieve the effects of daily lighting requirements and neutral color of the skylight through the design of the coating layer and the thickness proportion among all the film layers.
In order to achieve the purpose, the utility model provides tempered three-silver low-radiation coated glass for an automobile skylight, which comprises a glass substrate layer and a coated film layer, wherein the coated film layer is formed by sixteen film layers sequentially plated on the surface of the glass substrate layer by a vacuum magnetron sputtering method, the first film layer is a SiNx film layer, the second film layer is a ZTO film layer, the third film layer is an AZO film layer, the fourth film layer is an Ag film layer, the fifth film layer is an AZO film layer, the sixth film layer is a ZTO film layer, the seventh film layer is an AZO film layer, the eighth film layer is an Ag film layer, the ninth film layer is an AZO film layer, the tenth film layer is a SiNx layer, the eleventh film layer is an Ag film layer, the thirteenth film layer is a NiCr film layer, the fourteenth film layer is an AZO film layer, the fifteenth film layer is a SiNx film layer, and the sixteenth film layer is a ZrOx film layer.
Preferably, the glass substrate layer is float glass or ultra-white float glass.
Preferably, the thickness of the first film layer is 8nm, the thickness of the second film layer is 18nm, the thickness of the third film layer is 11nm, the thickness of the fourth film layer is 11nm, the thickness of the fifth film layer is 11nm, the thickness of the sixth film layer is 52nm, the thickness of the seventh film layer is 11nm, the thickness of the eighth film layer is 14nm, the thickness of the ninth film layer is 12nm, the thickness of the tenth film layer is 56nm, the thickness of the eleventh film layer is 12nm, the thickness of the twelfth film layer is 14nm, the thickness of the thirteenth film layer is 1nm, the thickness of the fourteenth film layer is 10nm, the thickness of the fifteenth film layer is 30nm, and the thickness of the sixteenth film layer is 6 nm.
Preferably, the ZTO film layer is made of 52% ZnO and 48% SnO2The zinc tin oxide is formed by magnetron sputtering as a target.
Preferably, the AZO film layer is formed by magnetron sputtering using aluminum-doped zinc oxide as a target.
Preferably, the SiNx film layer is formed by magnetron sputtering using rotating silicon-aluminum as a target material.
Preferably, the NiCr film layer is formed by magnetron sputtering of a nickel-chromium target material with 20% of Ni and 80% of Cr.
Preferably, the ZrO2The film layer is formed by adopting zirconium oxide as a target material and performing a magnetron sputtering method.
In the utility model, thicker AZO films are arranged on two sides of the Ag film, and the top ZrO film is arranged2As a protective layer, the adhesive force between different film layers is enhanced through reasonable arrangement of film layer structures, and meanwhile, the protective layer plays a good role in preventing Na ions from diffusing and protecting Ag film layers, and has better oxidation resistance. The toughened three-silver low-emissivity coated glass for the automobile is mainly prepared from 2.1mm high-transmittance three-silver +0.76PVB +2.1mm common toughened glassThe parameters are as follows: visible light transmittance T: 64%, visible light transmission color at: -4.5; bt: -2, visible glass face reflectance Rout: 13%, visible glass surface color aout: 0; bout: visible light film surface reflection Rin: less than or equal to 14 percent, and the total solar transmittance: < 40%, solar energy transmission: < 35%, solar reflection: more than 38 percent; finally, the colors of the transmission and the outdoor reflection meet the requirements.
Drawings
FIG. 1 is a schematic structural view of the present invention;
the labels in the figures are: 1-a first film layer, 2-a second film layer, 3-a third film layer, 4-a fourth film layer, 5-a fifth film layer, 6-a sixth film layer, 7-a seventh film layer, 8-an eighth film layer, 9-a ninth film layer, 10-a tenth film layer, 11-an eleventh film layer, 12-a twelfth film layer, 13-a thirteenth film layer, 14-a fourteenth film layer, 15-a fifteenth film layer, 16-a sixteenth film layer and 17-a glass substrate layer.
Detailed Description
Referring to fig. 1, the temperable three-silver low-emissivity coated glass for the automobile skylight comprises a glass substrate layer 17 and a coating layer, wherein sixteen film layers are sequentially coated on the surface of the glass substrate layer 17 by a vacuum magnetron sputtering method, wherein a first film layer is a SiNx film layer 1, a second film layer is a ZTO film layer 2, a third film layer is an AZO film layer 3, a fourth film layer is an Ag film layer 4, a fifth film layer is an AZO film layer 5, a sixth film layer is a ZTO film layer 6, a seventh film layer is an AZO film layer 7, an eighth film layer is an Ag film layer 8, a ninth film layer is an AZO film layer 9, a tenth film layer is a SiNx layer 10, an eleventh film layer is an AZO film layer 11, a twelfth film layer is an Ag film layer 12, a thirteenth film layer is a NiCr film layer 13, a fourteenth film layer is an AZO film layer 14, a fifteenth film layer is a SiNx film layer 15, and a sixteenth film layer is a ZrOx film layer 16.
The first film layer was a SiNx film layer 1, the second film layer ZTO film layer 2 was a base layer, and magnetron sputtering was performed using zinc tin oxide (52% ZnO, 48% SnO2) as a target material, and was directly formed on the surface of the glass substrate layer 17. The sixth film ZTO film 6 is formed by magnetron sputtering the intermediate layer with zinc tin oxide as target, and the tenth film SiNx film 10 is formed by magnetron sputtering the target with rotary silicon aluminum. The bottom layer and the middle layer are provided with the zinc tin oxide film layer and the silicon nitride film layer which are alternately distributed, so that the film layers and the glass have good binding force, good chemical stability and high visible light transmittance, and the refractive index is 2-2.2. The silicon nitride and the zinc tin oxide as dielectric layers can be well combined with the AZO film layer and the Ag film layer, and the color range of the whole film layer is wide due to good visible light transmittance and suitable refractive index adjustment.
The third film layer, the fifth film layer, the seventh film layer, the ninth film layer, the eleventh film layer and the fourteenth film layer are AZO film layers, aluminum-doped zinc oxide is used as a target material, the film layers are formed by a magnetron sputtering method, the film layers have good film layer properties, the film layers are flat and can be used as seed layers (deposition layers) of the Ag layer, the thicker AZO film layers plated on two sides of silver can play a certain antioxidation protection role on the Ag layer, and the integral antioxidation performance of the Low-E glass is improved.
The thirteenth film layer is a NiCr film layer and is formed by a magnetron sputtering method by using a nickel-chromium target (20% Ni, 80% Cr). The NiCr film layer is an antioxidant protection layer of the Ag film layer and has good oxidation resistance, the NiCr film layer is arranged on the upper side of the third functional layer Ag film layer, the NiCr film layer can be used as a protection layer (sacrificial layer) of the Ag layer to generate partial oxidation in the toughening process of the toughened three-silver coated glass, the visible light transmittance of the film layer can be improved in the partial oxidation process, and the color is more transparent.
The topmost layer of the sixteenth film layer is ZrO2The film layer is formed by taking zirconium oxide as a target material and adopting a magnetron sputtering method. ZrO (ZrO)2The film layer has high hardness, excellent acid, alkali and weather resistance, excellent scratch resistance and other mechanical properties, and the reprocessing capability of the whole coated glass is greatly improved by selecting the material as a top protective layer.
In the production process, the uniformity of the thickness of the film layer can be ensured by repeatedly adjusting the magnetic field intensity of each adjusting point of the cathode magnetic steel and the supply amount of the process gas, and the color uniformity of the cathode magnetic steel is also ensured. The overall appearance effect with neutral color can be obtained by adjusting the film layer mainly comprising the dielectric layer zinc tin oxide film layer.
According to the utility model, the bottom layer and the middle layer are provided with the zinc tin oxide film layer and the silicon nitride film layer, the AZO film layers are arranged on two sides of the Ag film layer, the NiCr film layer is arranged on the third layer of Ag, through reasonable arrangement of the film layer structure, the adhesive force between different film layers is enhanced, and simultaneously, the good Na ion diffusion prevention and Ag film layer protection effects are achieved, the toughened three-silver low-emissivity coated glass for the automobile skylight is prepared into the main parameters of 2.1mm three-silver +0.76PVB +2.1mm common toughened glass after toughening heat treatment: visible light transmittance T: 64%, visible light transmission color at: -4.5; bt: -2, visible glass face reflectance Rout: 13%, visible glass surface color aout: 0; bout: visible light film surface reflection Rin: less than or equal to 14 percent, and the total solar transmittance: < 40%, solar energy transmission: < 35%, solar reflection: more than 38 percent, and finally the colors of the transmission and outdoor reflection meet the requirements.
In summary, the preferred embodiments of the present invention are shown and described, and some modifications of the embodiments that may occur to those skilled in the art will embody the principles of the present invention and shall fall within the technical scope of the present invention.
Claims (6)
1. The temperable three-silver low-radiation coated glass for the automobile skylight comprises a glass substrate layer and a coated film layer, and is characterized in that the coated film layer is formed by sixteen film layers sequentially plated on the surface of the glass substrate layer by a vacuum magnetron sputtering method, wherein the first film layer is a SiNx film layer, the second film layer is a ZTO film layer, the third film layer is an AZO film layer, the fourth film layer is an Ag film layer, the fifth film layer is an AZO film layer, the sixth film layer is a ZTO film layer, the seventh film layer is an AZO film layer, the eighth film layer is an Ag film layer, the ninth film layer is an AZO film layer, the tenth film layer is a SiNx layer, the eleventh film layer is an AZO film layer, the twelfth film layer is an Ag film layer, the thirteenth film layer is a NiCr film layer, the fourteenth film layer is an AZO film layer, the fifteenth film layer is a SiNx film layer, and the sixteenth film layer is a ZrOx film layer.
2. The temperable three-silver low-emissivity coated glass for automobile skylights according to claim 1, wherein the glass substrate layer is float glass or ultra-white float glass.
3. The temperable three-silver low-emissivity coated glass for automobile skylights according to claim 2, wherein the first film layer has a film thickness of 8nm, the second film layer has a film thickness of 18nm, the third film layer has a film thickness of 11nm, the fourth film layer has a film thickness of 11nm, the fifth film layer has a film thickness of 11nm, the sixth film layer has a film thickness of 52nm, the seventh film layer has a film thickness of 11nm, the eighth film layer has a film thickness of 14nm, the ninth film layer has a film thickness of 12nm, the tenth film layer has a film thickness of 56nm, the eleventh film layer has a film thickness of 12nm, the twelfth film layer has a film thickness of 14nm, the thirteenth film layer has a film thickness of 1nm, the fourteenth film layer has a film thickness of 10nm, the fifteenth film thickness has a film thickness of 30nm, and the sixteenth film layer has a film thickness of 6 nm.
4. The temperable three-silver low-emissivity coated glass for an automobile skylight of claim 3, wherein the SiNx film layer is formed by magnetron sputtering using rotating silicon aluminum as a target material.
5. The temperable three-silver low-emissivity coated glass for an automobile sunroof according to claim 3, wherein the ZrO 2 is selected from the group consisting of ZrO 2, ZrO II, and ZrO II2The film layer is formed by adopting zirconium oxide as a target material and performing a magnetron sputtering method.
6. The temperable three-silver low-emissivity coated glass for automobile skylights according to claim 3, wherein the temperable three-silver low-emissivity coated glass for automobile skylights is configured to be the main parameters of 2.1mm three-silver +0.76PVB +2.1mm common tempered glass after being subjected to tempering heat treatment:
visible light transmittance T: the content of the raw materials is 64%,
visible light transmission color: at: -4.5; bt: -2,
visible light glass surface reflectance Rout: 13 percent of the total weight of the mixture,
color of visible glass surface: aout: 0; bout: 4,
visible light film surface reflection Rin: less than or equal to 14 percent,
solar total transmittance: less than 40 percent of the total weight of the composition,
solar energy transmission: less than 35 percent of the total weight of the composition,
solar energy reflection: is more than 38 percent.
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| CN202122152613.5U CN216303645U (en) | 2021-09-07 | 2021-09-07 | Temperable three-silver low-emissivity coated glass for automobile skylight |
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| CN202122152613.5U CN216303645U (en) | 2021-09-07 | 2021-09-07 | Temperable three-silver low-emissivity coated glass for automobile skylight |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115259689A (en) * | 2022-06-24 | 2022-11-01 | 信义节能玻璃（芜湖）有限公司 | High-transmittance, high-efficiency, energy-saving and low-radiation three-silver coated glass |
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- 2021-09-07 CN CN202122152613.5U patent/CN216303645U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115259689A (en) * | 2022-06-24 | 2022-11-01 | 信义节能玻璃（芜湖）有限公司 | High-transmittance, high-efficiency, energy-saving and low-radiation three-silver coated glass |
| CN115259689B (en) * | 2022-06-24 | 2023-09-26 | 信义节能玻璃（芜湖）有限公司 | High-transmittance, high-efficiency, energy-saving and low-radiation three-silver coated glass |
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