CN212269961U - Multifunctional automobile skylight film - Google Patents
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Abstract
The utility model provides a multi-purpose vehicle (MPV) skylight membrane. The multifunctional automobile skylight film is of a multilayer film composite layered structure and comprises a wear-resistant layer, a first base material layer, a first composite adhesive layer, a first intelligent dimming functional layer, a second base material layer, a second composite adhesive layer, a third base material layer, a second functional layer, a third composite adhesive layer and a release film which are sequentially arranged. The multifunctional automobile skylight film adopts the advanced magnetron sputtering technology and the precise coating process to be perfectly combined, and combines the application of the intelligent photochromic material through the optimization and design of the film layer structure, so that multiple effects of high-efficiency reflection of near infrared rays by the noble metal heat-insulating particles and intelligent light and color adjustment are realized. The multifunctional automobile skylight film has the excellent performances of safety, explosion prevention, heat insulation, high definition, intelligent adjustment of visible light transmittance, aging resistance, high wear resistance, hydrophobicity, low cost and the like.
Description
Technical Field
The utility model relates to an automobile glass pad pasting technical field, concretely relates to multi-function vehicle skylight membrane.
Background
With the rapid development of social economy and the improvement of living standard of people, automobiles have gone into thousands of households, streets, tails and places of automobiles with skylights are visible, the automobile is standard, the purchasing of panoramic skylights is a popular trend, the panoramic skylights have various advantages, however, glass is the weakest part of the whole automobile, and various problems exist, such as four-thousandth probability self-exposure, secondary damage caused by traffic rolling accidents directly thrown out of the automobile from the skylight, high-altitude throwing, hitting of foreign objects, vehicle entering and stealing caused by smashing the skylight, natural disasters such as hail, typhoon and the like, which are fatal potential safety hazards cannot be ignored.
On one hand, the larger the area of the skylight is, the larger the area directly irradiated by sunlight is, more than half of heat in the automobile comes from the skylight and the top of the automobile, the heat action and secondary radiation of near infrared rays can quickly raise the temperature in the automobile by more than 5 ℃, and along with continuous sultry, the air conditioner in the automobile can not be relieved, and the comfort is reduced; on the other hand, ultraviolet rays can damage human skin and accelerate aging of seats and interior trim in a vehicle; on the other hand, the skylight does not have the functions of anti-dazzle and heat insulation, and the driving and riding comfort is reduced.
At present, no relevant patent report related to the multifunctional automobile skylight film is found at home and abroad. The automobile skylight film is a brand-new main push product and is unique. 60-80% of solar heat energy can be prevented from entering the automobile after the automobile skylight is pasted with the film, so that the temperature is reduced, the load of an air conditioner is effectively reduced, and the automobile skylight pasting film has important practical significance on automobile safety and comfort.
SUMMERY OF THE UTILITY MODEL
To the above-mentioned defect that exists among the prior art, the utility model provides a multi-function vehicle skylight membrane has solved present sunroof and has not had thermal-insulated, no anti-dazzle, no ultraviolet ray separation, the travelling comfort is poor, the security is low a great deal of weak point.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a multi-function vehicle skylight membrane, multi-function vehicle skylight membrane is the compound lamellar structure of multilayer film, including wearing layer, first substrate layer, first compound adhesive layer, the first intelligent light-adjusting functional layer that sets gradually, second substrate layer, the compound adhesive layer of second, third substrate layer, second functional layer, the compound adhesive layer of third and from the type membrane.
In a preferred embodiment of the present invention, the second functional layer includes an anti-oxidation protective layer, a first dielectric layer, a high infrared reflection thermal insulation layer, and a second dielectric layer, which are sequentially disposed; the second medium layer is connected with the third base material layer, and the anti-oxidation protective layer is connected with the third composite adhesive layer. In the preparation process, a magnetron sputtering technology is adopted, a second functional layer is formed on the surface of the third substrate layer through magnetron sputtering coating, and the coating starting position and the coating ending position are the second medium layer and the anti-oxidation protective layer respectively.
In a preferred embodiment of the present invention, the oxidation-preventing protective layer, the first dielectric layer, the high infrared reflection thermal insulation layer, and the second dielectric layer each independently include one or more layers of a metal plating layer, a silicon nitride layer, or a metal compound layer.
The anti-oxidation protective layer, the first dielectric layer, the high infrared reflection heat insulation layer and the second dielectric layer can be prepared by adopting a magnetron sputtering technology mature in the field, and the specific target material can be an infrared reflection heat insulation target material commonly used in the field. In a preferred embodiment of the present invention, the oxidation-preventing protective layer is one or more of a metal plating layer, a silicon nitride layer, or a metal compound layer of one or more of SiSn, Si, Ni, Cr, Ti, Mo, and Al; the first dielectric layer is one or more than two of a metal coating, a silicon nitride layer or a metal compound layer of one or more than two of Ag, SiSn, Nb, Ti, Al, Cr, Si and Zr; the high infrared reflection heat insulation layer is one or more than two of a metal coating layer, a silicon nitride layer or a metal compound layer of one or more than two of Ag, Pd, In and Cu; the second dielectric layer is one or more of a metal coating, a silicon nitride layer or a metal compound layer of one or more of Nb, Ti, Al, Cr, In, Ni, Sn and Zn.
The utility model discloses an in the preferred scheme, the thickness of anti-oxidation protective layer is 18 ~ 36nm, the thickness of first dielectric layer is 15 ~ 30nm, the thickness scope of high infrared reflection insulating layer is 12 ~ 40nm, the thickness of second dielectric layer is 30 ~ 70 nm.
In a preferable scheme of the utility model, the wear-resistant layer is a UV photocuring fluorine-containing resin coating, and the thickness of the coating is 2-4 μm; preferably 2 to 3 μm.
In a preferred scheme of the utility model, first substrate layer, second substrate layer and third substrate layer are optics level polyester film, and this optics level polyester film's visible light transmittance is more than or equal to 90%, haze is less than or equal to 1.0%; the thickness range is 16-50 μm; preferably 38 to 50 μm.
In a preferred embodiment of the present invention, the first smart dimming functional layer is a photochromic material layer, and the thickness is 0.3 to 2 μm. The photochromic material can be prepared by using commercial materials which are conventionally used in the field, such as tungsten trioxide, benzopyran or naphthopyran compounds; the photochromic material is nanoparticles, and preferably has an average particle size of 0.5 to 1.5 μm.
In a preferred embodiment of the present invention, the thickness of the first composite adhesive layer, the second composite adhesive layer and the third composite adhesive layer is 5 to 15 μm; preferably 6 to 12 μm.
In the preferred embodiment of the present invention, the first composite adhesive layer, the second composite adhesive layer and the third composite adhesive layer are selected from one of polyurethane adhesive, acrylate adhesive or modified acrylate adhesive.
In a preferred embodiment of the present invention, at least one of the second composite adhesive layer and the third composite adhesive layer contains an ultraviolet absorber.
In a preferred scheme of the utility model, the release film is a high-transmittance PET release film with the thickness of 23-75 μm; preferably 23 μm.
In a preferred embodiment of the present invention, the total thickness of the multifunctional automobile skylight film is 150 to 180 μm. The visible light transmittance is 35-75%, the visible light internal reflectivity is less than 10%, and the total solar energy rejection rate is more than or equal to 63.
The utility model discloses utilize photochromic material as the functional layer, the surface of membrane can show the colour of different depths along with sunshine power, makes the skylight possess intelligent regulation visible light transmission rate, more individual character.
The utility model discloses utilize in the high infrared reflection functional layer metal, alloy material's kind and thickness different, multilayer noble metal reflects the heat source and stabilizes thermal-insulated lastingly, and the peak is thermal-insulated, and the comfortable experience of reinforcing is experienced.
The utility model discloses utilize 150 ~ 180 mu m safe thickness extremely to send the protection and can resist unexpected thing that flies to pound 360 degrees protection passengers and driving safety, including the characteristic of the high peel strength in acrylate adhesive layer, can last complete adhesion when glass is damaged, safety and protection upgrade rapidly.
The utility model discloses a multi-functional sunroof membrane adopts advanced magnetron sputtering technique and accurate coating process perfect adaptation, through the optimization and the design of rete structure, makes up intelligent photochromic material's application to realize the high-efficient near infrared ray of reflection of noble metal heat-insulating particle, the multiple efficiency of intelligent regulation light and look. The utility model discloses a multi-functional sunroof film has good properties such as safe explosion-proof, the thermal-insulated, high definition of peak, intelligent regulation visible light transmissivity, ageing-resistant, high wear-resisting, hydrophobic, low cost.
Drawings
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.
Fig. 1 is the structure schematic diagram of the multifunctional automobile skylight film of the embodiment of the utility model.
Fig. 2 is a schematic cross-sectional structure diagram of a second functional layer according to an embodiment of the present invention.
Description of reference numerals:
1-a wear-resistant layer, 2-a first substrate layer, 3-a first composite adhesive layer, 4-a first intelligent dimming functional layer, 5-a second substrate layer, 6-a second composite adhesive layer, 7-a third substrate layer, 8-a second functional layer, 9-a third composite adhesive layer, and 10-a release film;
21-an anti-oxidation protective layer, 22-a first dielectric layer, 23-a high infrared reflection heat insulation layer and 24-a second dielectric layer.
Detailed Description
In order to explain the present invention more clearly, the present invention will be further described with reference to the preferred embodiments and the accompanying drawings. Similar parts in the figures are denoted by the same reference numerals. It is to be understood by persons skilled in the art that the following detailed description is illustrative and not restrictive, and is not to be taken as limiting the scope of the invention.
The utility model provides a preferred embodiment here, this multifunctional automobile skylight membrane's structure is as shown in figure 1, multifunctional automobile skylight membrane is the compound lamellar structure of multilayer film, and it is by top-down's wearing layer 1, first substrate layer 2, first intelligent light-adjusting functional layer 3, first compound adhesive layer 4, second substrate layer 5, the compound adhesive layer of second 6, third substrate layer 7, second functional layer 8, the compound adhesive layer of third 9 and from type membrane 10.
As shown in fig. 2, the second functional layer 8 includes an anti-oxidation protective layer 21, a first dielectric layer 22, a high infrared reflection thermal insulation layer 23, and a second dielectric layer 24, which are sequentially disposed; the anti-oxidation protective layer 21 is formed on the outer side of the first medium layer 22, the second functional layer 8 is formed on the surface of the third substrate layer 7 close to one side of the third composite adhesive layer 9 through a magnetron sputtering coating process, and the second medium layer 24, the high-infrared reflection heat insulation layer 23, the first medium layer 22 and the anti-oxidation protective layer 21 are sequentially arranged; the oxidation-preventing protective layer 21 is directly connected to the third composite adhesive layer 9. After the release film 10 is torn off, the multifunctional automobile skylight film is attached to the outer surface of the automobile skylight through the third composite adhesive layer 9.
The wear-resistant layer 1 is formed on the upper surface of the first base material layer 2, the lower surface of the first base material layer 2 and the first intelligent dimming functional layer 4 are compounded through the first compound adhesive layer 3, and the first intelligent dimming functional layer 4 is formed on the upper surface of the second base material layer 5; the lower surface of the second base material layer 5 and the upper surface of the third base material layer 7 are compounded through the second composite adhesive layer 6, and the second functional layer 8 and the release film 10 are compounded through the third composite adhesive layer 9.
The specific preparation process of the second functional layer 8 comprises: adopting magnetron sputtering technology, the vacuum degree is not lower than 1 × 10-5And in the Pa environment, high-purity argon is used as working gas, a second functional layer 8 is formed on the lower surface of the third substrate layer 7 through magnetron sputtering coating, and the coating starting position and the coating ending position are the second medium layer 24 and the anti-oxidation protective layer 21 respectively. In specific implementation, the preparation method of the second functional layer 8 is as follows: introducing argon into a first chamber of the large-scale winding type magnetron sputtering coating machine, and depositing at a constant speed on the lower surface of a third base material layer to form a compact metal compound layer by sputtering a metal compound rotating target arranged in the first chamber; then enabling the third base material layer on which the metal compound layer is deposited to pass through a second chamber, and forming a metal layer on the upper surface of the metal compound layer through uniform-speed deposition by sputtering a metal plane target arranged in the second chamber; and then the cylindrical target is rotated by passing through the metal or metal compound arranged in the third chamber at a constant speed, and a compact metal or metal compound layer is formed by constant-speed deposition. And sequentially adopting the method, and plating by using different targets in a multi-cavity chamber according to the set film system structure to finish the preparation of the second functional layer.
Preparation of the first smart dimming functional layer 4: combining the precise coating technology, the tension of the coating line is stably controlled by using taper, the winding tension is 3-12 KG, the unwinding tension is 4-10 KG, the coating tension is 4-15 KG, the drying temperature of the oven is 50-140 ℃ in a segmented gradient arrangement, and raw materials are obtainedThe production speed is 30m/min, and the UV light curing energy is 200-400 mj/cm2. Under the condition of the production process parameters, all coating equipment and auxiliary devices are subjected to static elimination and dust removal treatment, firstly, a first intelligent dimming functional layer 4 is coated on the upper surface of a second substrate layer 5, and photochromic materials of the functional coating are conventional substances sold in the market and come from 1,3, 3-trimethylindole-beta-naphthyl dihydrofuran (CAS number: 1592-43-4) T020, spiro (1,3, 3-trimethylindole chroman) (CAS number: 1485-92-3) S011 of Shanghai Yan Biotech Co., Ltd and nano tungsten trioxide W001 of Bassff China Co., Ltd.
Secondly, the lower surface of the second base material layer 5 and the upper surface of the third base material layer 7 are compounded through a second compound adhesive layer 6; thirdly, the second functional layer 8 and the release film 10 are compounded through a third composite adhesive layer 9, and the solvent volatilized by drying of the oven is subjected to RTO high-efficiency treatment and then is discharged after reaching the standard; and finally, coating the wear-resistant layer 1 to complete all manufacturing procedures.
The following examples are further illustrative of the technical solution of the present invention:
example 1
The anti-oxidation protective layer 21, the first dielectric layer 22, the high infrared reflection heat insulation layer 23 and the second dielectric layer 24 in the second functional layer 8:
using magnetron sputtering technique, under the vacuum degree of 5X 10-6Under the environment of Pa, argon is used as working gas, SiNx, ZnAlOx, NbOx, NiCr, Ag, NiCr, NbOx, ZnAlOx and TiOx are sequentially plated on the third substrate layer according to the sequence of the substrate passing through the cavity, the film thicknesses are 10nm, 5nm, 20nm, 8nm, 6nm, 8nm, 15nm, 20nm and 10nm in sequence, the SiNx of the second dielectric layer starts to finish from the film thickness of the third substrate layer to the film thickness of the TiOx of the anti-oxidation protective layer, wherein the second dielectric layer: SiNx, NbOx, ZnAlOx; high infrared reflection insulating layer: NiCr, Ag, NiCr, Ag; a first dielectric layer: NiCr, NbOx; an anti-oxidation protective layer: ZnAlOx, TiOx; and finishing the coating production process.
Under the condition that the environment of a liquid distribution chamber is 25 +/-1 ℃ and 50 +/-5% RH, the tested dust particle number meets the standard of a thousand-level dust-free chamber, the solvents of butanone and toluene are firstly added, and then the solvents with the weight ratio of butanone to toluene are added1.2-2: 1, stirring at 300rpm for 20min, uniformly mixing, diluting to the viscosity specified by the process sheet, and standing for later use. The production workshop environment is 25 +/-1 ℃ and 50 +/-5% RH, the number of dust particles is tested to meet the standard of a thousand-grade dust-free chamber, the coating head is used as a key area and must meet the standard of a hundred-grade dust-free chamber, all process parameters of the coating head, a compound machine, a first winding, a first unwinding, a second winding and a second unwinding are adjusted under the condition, after the baking ovens reach set temperatures, the prepared nano slurry liquid is coated on a second substrate layer 5 and is dried and cured by 7 baking ovens with the set temperatures of 60 ℃/80 ℃/100 ℃/110 ℃/135 ℃/115 ℃/90 ℃ in sequence at the speed of 30m/min to form a first intelligent dimming functional layer 4, the thickness of dry glue of the coating is accurately controlled to be 1 mu m by utilizing a micro-concave coating mode, and the first coating production process is completed; sequentially passing the first intelligent dimming functional layer of the first-step coating production procedure and the semi-finished product of the coating production procedure through multiple sections of drying ovens with the set temperature of 70-130 ℃ at the speed of 30m/min according to set process conditions and production process parameters for drying and curing, compounding the lower surface of the second substrate layer and the upper surface of the third substrate layer through a second composite adhesive layer 6, and accurately controlling the thickness of dry adhesive of the coating to be 6 +/-0.5 mu m by utilizing a micro-concave coating mode to finish the second-step coating production procedure; sequentially passing the semi-finished product of the second production procedure through a plurality of sections of drying ovens with set temperature of 85-145 ℃ at a speed of 30m/min for drying and curing according to set process conditions and production process parameters, coating a third composite adhesive layer on a second functional layer on the lower surface of a third substrate layer in a micro-concave coating mode, then attaching the second functional layer to a PET release film, drying the PET release film by using the drying ovens to volatilize a solvent to form a film, controlling the thickness of the ultraviolet absorbent to be 6% dry glue to be 10 +/-0.5 mu m, and finishing the third coating production procedure; the fourth step of coating production process, compounding the first dimming layer and the first substrate layer by the first composite adhesive layer, and accurately controlling the dry adhesive thickness of the coating to be 6 +/-0.5 mu m by utilizing a micro-concave coating mode; the wear-resistant layer is a UV (ultraviolet) light curing resin coating which is irradiated at 340nm and is 280-300 mj/cm2Curing energy ofAnd (3) carrying out UV photocuring on the UV photocuring resin glue solution on the other surface of the first substrate layer to obtain a scratch-resistant wear-resistant coating, wherein the thickness of the dry glue is 3 mu m, and rolling to obtain a finished film. The whole production process flow starts from magnetron sputtering coating, and comprises four-step coating production working procedures, wherein a second functional layer is formed by coating in sequence, a first intelligent dimming functional layer is formed by coating, a first composite adhesive layer, a second composite adhesive layer and a third composite adhesive layer are coated to be attached/compounded with a base material layer, and the steps of collecting, unreeling, slitting and packaging are finished.
Example 2
On the basis of example 1, the procedure and method were as above, and the second functional layer was prepared by magnetron sputtering technique in a vacuum of 5 × 10-6In the Pa environment, argon is used as working gas, ZnAlOx, TiNx, NbOx, NiCr, Ag, NiCr, NbOx, TiNx and ZnAlOx are sequentially plated according to the sequence of the substrate passing through a cavity, the film thicknesses are 15nm, 6nm, 15nm, 9nm, 8nm, 9nm, 12nm and 15nm in sequence, ZnAlOx of the second dielectric layer starts, and ZnAlOx of the anti-oxidation protective layer ends, wherein the second dielectric layer: ZnAlOx, TiNx, NbOx; high infrared reflection insulating layer: NiCr, Ag, NiCr, Ag; a first dielectric layer: NiCr, NbOx; an anti-oxidation protective layer: TiNx, ZnAlOx; and finishing the coating production process.
Selecting the raw materials in a weight ratio of 1.2-2: 1, stirring and filtering to form uniform nano slurry liquid, coating the prepared nano slurry liquid on the upper surface of a second substrate layer at a speed of 30m/min, sequentially passing through 7-section drying ovens with set temperatures of 60 ℃/80 ℃/100 ℃/110 ℃/135 ℃/115 ℃/90 ℃ at each section at a speed of 60 ℃/80 ℃/100 ℃/135 ℃/115 ℃/90 ℃ to perform drying and curing to form an intelligent light adjusting layer, and accurately controlling the thickness of dry glue of the coating to be 1.5 mu m by utilizing a micro-concave coating mode to finish the first-step coating production process; the remaining production steps are completed according to the method of example 1, and the whole production process flow starts from magnetron sputtering coating and ends through the four-step coating production step.
Example 3
Preparation in the second functional layer based on example 1, procedure and methodPreparing, using magnetron sputtering technique, under vacuum degree of 5 × 10-6In the Pa environment, argon is used as working gas, ZnAlOx, SiNx, NbOx, NiCr, Ag, NiCr, NbOx, SiNx and ZnAlOx are sequentially plated according to the sequence of the substrate passing through a cavity, the film thicknesses are sequentially 18nm, 4nm, 15nm, 9nm, 6nm, 9nm, 15nm, 10nm and 18nm, the ZnAlOx of the second dielectric layer starts, and the operation is finished until the ZnAlOx of the anti-oxidation protective layer finishes, wherein the second dielectric layer: ZnAlOx, SiNx, NbOx; high infrared reflection insulating layer: NiCr, Ag, NiCr, Ag; a first dielectric layer: NiCr, NbOx; an anti-oxidation protective layer: SiNx, ZnAlOx; and finishing the coating production process.
The weight ratio is 1.1-2: 1.1: 1, stirring and filtering to form uniform nano slurry liquid, coating the prepared nano slurry liquid on a second substrate layer, sequentially passing through 7 sections of drying ovens with set temperatures of 60 ℃/80 ℃/100 ℃/110 ℃/135 ℃/115 ℃/90 ℃ at a speed of 30m/min to perform drying and curing to form an intelligent light adjusting layer, and accurately controlling the thickness of a dry glue of the coating to be 2 mu m by utilizing a micro-concave coating mode to finish a first-step coating production process.
Further, an ultraviolet absorber was added to the second composite adhesive layer in an amount of 7%. The remaining production steps are completed according to the method of example 1, and the whole production process flow starts from magnetron sputtering coating and ends through the four-step coating production step.
And (3) performance testing:
adhesion force: testing according to ASTM D3002;
water drop angle: testing was performed according to ISO 15989-2004;
impact of a shot bag: us ANSI Z97.1-2015;
pendulum test: european Union EN 12600-2002;
aging resistance test (QUV accelerated aging): testing according to GB/T31849;
peel strength (180 °): PSTC-101
According to the requirements of GB/T2680, after a multifunctional automobile skylight film sample is subjected to 3mm white glass film pasting through a visible spectrophotometer and an ultraviolet blocking rate tester, the test results of the optical property, the mechanical property and the aging resistance are shown in the following table 1:
TABLE 1 test results of the multi-functional sunroof film samples of the examples
| Sample (I) | Example 1 | Example 2 | Example 3 |
| Transmittance of visible light% | 35～70 | 45～65 | 40～72 |
| Internal reflectance of |
10 | 9 | 9 |
| Ultraviolet light blocking ratio% | 99 | 99 | 99 |
| Adhesion force | 5B | 5B | 5B |
| Hardness of pencil | 3H | 3H | 3H |
| Water drop angle | 105° | 103° | 106° |
| Impact of shot bag | Class A | Class A | Class A |
| Pendulum test | Class A | Class A | Class A |
| Aging resistance 1200hrs | Without change | Without change | Without change |
| 180 degree peel force | 27N/25.4mm | 28N/25.4mm | 27N/25.4mm |
For the index of visible light transmittance, the higher the value is, the clearer the visual field is, the photochromic material of the first functional layer in the embodiment can play the role of intelligent regulation, and the test result of visible light transmittance is a value range; for the index of the internal reflectivity of visible light, the lower the numerical value is, the weaker the mirror effect of the inner surface of the glass is, the better the anti-glare effect is, and the better the comfort of human eyes is; when the internal reflectance is less than 10%, near infrared rays of about 80% can be reflected. The adjustable range of the visible light transmittance of the utility model is more than 30 percent, the more the light is, the lower the visible light transmittance is, the color becomes dark along with the intelligent control of the light intensity, and the glare is greatly reduced; on the contrary, the weaker the light, the higher the visible light transmittance, and the higher the definition. The ultraviolet blocking rate is 99 percent, and the damage caused by ultraviolet rays can be resisted; the coating has an adhesive force of 5B, zero shedding is realized, and the coating is worry-saving and durable; the pencil has the hardness of 3H, and can resist the slight scratch of sharp objects and stones without leaving scratches; the water drop angle is 105 degrees, the hydrophobic effect is obvious, and the trouble of the surface of a water drop aggregation film is avoided; the aging resistance exceeds 1200hrs, which is twice of 600hrs of the standard of the ministry of public security, and the service life is longer; the 180-degree peeling force is larger than 20N, so that the high-adhesion force fit with skylight glass is really met, and the skylight glass cannot fall off.
Obviously, the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention, and it is obvious for those skilled in the art to make other variations or changes based on the above descriptions, and all the embodiments cannot be exhausted here, and all the obvious variations or changes that belong to the technical solutions of the present invention are still in the protection scope of the present invention.
Claims (9)
1. The utility model provides a multifunctional automobile skylight membrane which characterized in that, multifunctional automobile skylight membrane is the compound lamellar structure of multilayer film, including wearing layer, first substrate layer, first compound adhesive layer, first intelligent light-adjusting functional layer, second substrate layer, the compound adhesive layer of second, third substrate layer, second functional layer, the compound adhesive layer of third and from type membrane that set gradually.
2. The multifunctional automobile skylight film according to claim 1, wherein the second functional layer comprises an anti-oxidation protective layer, a first dielectric layer, a high infrared reflection heat insulation layer and a second dielectric layer which are arranged in sequence; the second medium layer is connected with the third base material layer, and the anti-oxidation protective layer is connected with the third composite adhesive layer.
3. The multifunctional automobile skylight film of claim 2, wherein the thickness of the oxidation protection layer is 18-36 nm, the thickness of the first dielectric layer is 15-30 nm, the thickness of the high infrared reflection heat insulation layer is 12-40 nm, and the thickness of the second dielectric layer is 30-70 nm.
4. The multifunctional automobile skylight film according to claim 1, wherein the wear-resistant layer is a UV photo-curable fluorine-containing resin coating with a thickness of 2-4 μm.
5. The multifunctional automobile skylight film according to claim 1, wherein the first, second and third substrate layers are optical-grade polyester films, and the thickness of each of the optical-grade polyester films is 16-50 μm.
6. The multifunctional automobile skylight film according to claim 1, wherein the first smart dimming functional layer is a photochromic material layer with a thickness of 0.3-2 μm.
7. The multifunctional automobile skylight film according to claim 1, wherein the first, second and third composite adhesive layers each have a thickness of 5-15 μm.
8. The multifunctional automobile skylight film of claim 1, wherein the release film is a high-permeability PET release film with a thickness of 23-75 μm.
9. The multifunctional automobile skylight film according to claim 1, wherein the total thickness of the multifunctional automobile skylight film is 150-180 μm.
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116004137A (en) * | 2023-01-09 | 2023-04-25 | 浙江新铭隆科技有限公司 | Double-dummy composite car sticker and production process thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116004137A (en) * | 2023-01-09 | 2023-04-25 | 浙江新铭隆科技有限公司 | Double-dummy composite car sticker and production process thereof |
| CN116004137B (en) * | 2023-01-09 | 2023-12-22 | 浙江新铭隆科技有限公司 | Double-dummy composite car sticker and production process thereof |
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Address after: 116450 Section 2, Yinxing Road, Huayuankou Economic Zone, Dalian, Liaoning Province 66 Patentee after: Airade Technology (Dalian) Co.,Ltd. Address before: No.66, Section 2, Yinxing Road, Huayuankou Economic Zone, Dalian, Liaoning, 116450 Patentee before: DALIAN AIRUIDE NANO SCIENCE & TECHNOLOGY CO.,LTD. |