CN218465733U - Decorative film with electromagnetic shielding performance - Google Patents
Decorative film with electromagnetic shielding performance Download PDFInfo
- Publication number
- CN218465733U CN218465733U CN202222464524.9U CN202222464524U CN218465733U CN 218465733 U CN218465733 U CN 218465733U CN 202222464524 U CN202222464524 U CN 202222464524U CN 218465733 U CN218465733 U CN 218465733U
- Authority
- CN
- China
- Prior art keywords
- layer
- electromagnetic shielding
- film
- shielding property
- base material
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Abstract
The utility model discloses a decorative film with electromagnetic shielding performance, which comprises a base material, an electromagnetic shielding layer, a microstructure layer, a structural color layer and a protective layer, wherein the electromagnetic shielding layer, the microstructure layer and the structural color layer are sequentially arranged on one surface of the base material, and the protective layer is arranged outside the structural color layer; the electromagnetic shielding layer is composed of a conducting layer and a magnetic conduction layer in a composite mode, the conducting layer and the magnetic conduction layer can be interchanged in position, and the structural color layer is composed of a light absorption layer and an interference layer. The utility model discloses can realize decorating simultaneously, electromagnetic shield, function such as easy cleanness, through carrying out integrative integration with electromagnetic shield and decorative, the operation in the reducible follow-up use of one side, on the other hand has avoided the used repeatedly and extravagant of material, has practiced thrift the resource to reduce the weight of equipment simultaneously, be favorable to the light-dutyization of equipment.
Description
Technical Field
The utility model relates to a decorative film with electromagnetic shielding performance relates to decorative film technical field.
Background
The decorative film can be widely applied to the fields of architectural decoration, household appliance panels, electronic communication, automobiles and the like. With the increase of electrical equipment, the problems of electromagnetic interference (EMI) and electromagnetic compatibility (EMC) caused by electromagnetic waves are increasingly serious, and in the construction operation in the prior art, the electromagnetic shielding material and the decorative layer material are usually independently and separately prepared and then integrated into the equipment for use, so that on one hand, the process is complicated, and on the other hand, the decorative layer material and the electromagnetic shielding material are required to be supported by a supporting material or an adhesive layer, so that the materials are repeatedly used.
Disclosure of Invention
The utility model aims to solve the technical problem that to the defect that prior art exists, provide a decorative film with electromagnetic shielding performance, integrate electromagnetic shield and decoration, reduce follow-up operation process, avoid the used repeatedly and the waste of material.
In order to solve the technical problem, the utility model provides a decorative film with electromagnetic shielding performance, which comprises a base material, an electromagnetic shielding layer, a microstructure layer, a structural color layer and a protective layer, wherein the electromagnetic shielding layer, the microstructure layer and the structural color layer are sequentially arranged on one surface of the base material, and the protective layer is arranged outside the structural color layer; the electromagnetic shielding layer is composed of a conducting layer and a magnetic conduction layer in a composite mode, the conducting layer and the magnetic conduction layer can be interchanged in position, and the structural color layer is composed of a light absorption layer and an interference layer.
The base material is a PET film, glass or PI film, at least one of transparent conductive oxide, copper, silver, chromium, stainless steel and alloy layers thereof is deposited on one outer surface of the base material in vacuum to form a conductive layer, and at least one of permalloy, iron, nickel-chromium alloy and silicon steel is deposited in vacuum to form a magnetic conduction layer.
The thickness of the layer of the nickel-chromium alloy and the chromium is between 5 and 20 nm.
And coating a UV coating on the electromagnetic shielding layer, and forming a microstructure layer in an embossing and photocuring mode.
The microstructure layer is provided with concave-convex structures perpendicular to the surface direction of the substrate, the depths of the concave-convex structures are the same or different, and the concave-convex structures are regular or irregular geometric textures.
Chromium oxynitride or chromium metal is deposited on the microstructure layer in vacuum to form a light absorption layer, and titanium oxide or zirconium oxide or silicon oxide is deposited in vacuum to form an interference layer.
The protective layer is a PTFE film layer, a PVC film or a PET film with the functions of hydrophobicity and easy cleaning.
The light absorbing layer is made of a material having light absorption in a visible light band.
The interference layer is a transparent medium layer, and the transparent medium layer is one of a high-refractive-index medium single-layer film structure, a low-refractive-index medium and high-refractive-index medium two-layer film structure, and a high-refractive-index medium and low-refractive-index medium and high-refractive-index medium three-layer film structure.
And a bonding layer is arranged on one side of the base material, which is far away from the electromagnetic shielding layer, so that the decorative film material is attached to other articles.
Has the advantages that: the utility model discloses can realize decorating simultaneously, electromagnetic shield, function such as easy cleanness, through carrying out integrative integration with electromagnetic shield and decorative, the operation in the reducible follow-up use of one side, on the other hand has avoided the used repeatedly and extravagant of material, has practiced thrift the resource to reduce the weight of equipment simultaneously, be favorable to the light-dutyization of equipment.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
In the figure: 1. a substrate; 2. an electromagnetic shielding layer; 3. a microstructure layer; 4. a structural color layer; 5. a protective layer; 6. a conductive layer; 7. a magnetically conductive layer; 8. a light absorbing layer; 9. an interference layer; 10. and (6) bonding layers.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and examples.
As shown in fig. 1, the utility model provides a decorative film with electromagnetic shielding performance, which comprises a substrate 1, an electromagnetic shielding layer 2, a microstructure layer 3, a structural color layer 4 and a protective layer 5, wherein the electromagnetic shielding layer 2, the microstructure layer 3 and the structural color layer 4 are sequentially arranged on one side of the substrate 1, and the protective layer 5 is arranged outside the structural color layer 4; the electromagnetic shielding layer 2 is formed by compounding a conducting layer 6 and a magnetic conduction layer 7, the positions of the conducting layer 6 and the magnetic conduction layer 7 can be interchanged, and the structural color layer 4 is formed by a light absorption layer 8 and an interference layer 9; the film thickness of the electromagnetic shielding layer 2 and the structural color layer 4 is adjusted to form a light-transmitting or light-tight electromagnetic shielding decorative film material.
The substrate 1 is a PET film, glass or PI film, at least one of transparent conductive oxide, copper, silver, chromium, stainless steel and alloy layers thereof is deposited on one outer surface of the substrate 1 in a vacuum manner to form a conductive layer 6, and at least one of permalloy, iron, nickel, nichrome and silicon steel is deposited in a vacuum manner to form a magnetic conduction layer 7.
The thickness of the nickel-chromium alloy and the chromium layer is adjusted to be between 5 and 20nm, so that the film facing material has light transmittance.
And coating a UV coating on the electromagnetic shielding layer 2, and forming a microstructure layer 3 in a stamping and photocuring mode.
The microstructure layer 3 is provided with concave-convex structures perpendicular to the surface direction of the substrate 1, the depths of the concave-convex structures are the same or different, and the concave-convex structures are regular or irregular geometric textures.
Chromium oxynitride or chromium metal is deposited on the microstructure layer 3 in vacuum to form a light absorption layer 8, and titanium oxide or zirconium oxide or silicon oxide is deposited on the microstructure layer in vacuum to form an interference layer 9.
The protective layer 5 is a PTFE film layer, a PVC film or a PET film with the functions of hydrophobicity and easy cleaning.
The light absorbing layer 8 is made of a material having light absorption in a visible light band, and the material is at least one of metals such as chromium, titanium, copper, iron, aluminum, and the like, or an alloy, an oxide, a nitride, and an oxynitride thereof.
The interference layer 9 is a transparent medium layer, the transparent medium layer is one of a high refractive index medium single-layer film structure, a low refractive index medium + high refractive index medium two-layer film structure, and a high refractive index medium + low refractive index medium + high refractive index medium three-layer film structure, and the material is at least one of metal oxides or nitrides of silicon, titanium, niobium, zirconium, zinc and aluminum.
And a bonding layer 10 is arranged on one side of the base material 1, which is far away from the electromagnetic shielding layer 2, so that the decoration film material is attached to other articles.
Example 1: the substrate 1 selects the PET film, a metal copper layer and a silicon steel layer are sequentially deposited on one outer surface of the PET film in a vacuum deposition mode to serve as a conductive layer and a magnetic conduction layer respectively, a UV coating is coated on the magnetic conduction layer, a microstructure layer is formed in an imprinting and photocuring mode, and a chromium oxynitride light absorption layer, a titanium oxide interference layer and a PTFE hydrophobic easy-to-clean protective layer are sequentially prepared on the microstructure layer in a vacuum deposition mode. Whether to coat the other surface of the PET film with the adhesive layer is selected according to the requirement.
Example 2: the substrate 1 is made of glass, an ITO layer and a nickel-chromium alloy layer are sequentially deposited on one outer surface of the glass in a vacuum deposition mode to serve as a conducting layer and a magnetic conduction layer respectively, a UV coating is coated on the magnetic conduction layer, a microstructure layer is formed in an embossing and photocuring mode, and a chromium metal light absorption layer, a zirconium oxide/silicon oxide/zirconium oxide interference layer and a PTFE hydrophobic easy-to-clean protective layer are sequentially prepared on the microstructure layer in a vacuum deposition mode. Wherein the thickness of the nichrome layer and the chromium layer is controlled between 5 nm and 20nm, so that the decorative film material has light transmittance.
Example 3: the substrate 1 is a PI film coated with a conductive copper foil, a permalloy magnetic conduction layer is prepared on the conductive copper foil in a vacuum deposition mode, a UV coating is coated on the magnetic conduction layer, a microstructure layer is formed in an embossing and photocuring mode, a chromium oxynitride light absorption layer and a silicon oxide/titanium oxide interference layer are sequentially prepared on the microstructure layer in a vacuum deposition mode, and a PVC protection layer coated with an easy-to-clean coating is pressed in a laminating mode; in this embodiment, a PI film coated with a conductive copper foil is used, wherein the conductive copper foil is a conductive layer.
The utility model discloses can realize functions such as decoration, electromagnetic shield, easy cleanness simultaneously. The electromagnetic shielding layer adopts a composite structure of a conducting layer/a magnetic conduction layer, and can shield electric field waves and magnetic field waves; the adjustment of the color tone of the decorative film can be realized by controlling the thickness of the interference layer in the structural color layer; the light absorption layer is added in the structural color layer, and the color purity of the decorative film material can be improved through absorption of specific wavelengths; under the condition that the thickness of the structural color film layer is certain, different colors can be presented when the film is observed from different angles; the microstructure layer is combined with the structural color layer, so that the decorative effect of different colors in different areas and the effect of color variation along with angles can be realized when the microstructure layer is observed from the same angle; according to the requirement, the transparent and opaque electromagnetic shielding decorating film material can be designed by adjusting the film thickness of the electromagnetic shielding layer and the structural color layer.
The above embodiments of the present invention are merely examples, not the only ones, and all changes within the scope of the present invention or the same range of the present invention are all surrounded by the present invention.
Claims (10)
1. A decorative film with electromagnetic shielding performance is characterized in that: the electromagnetic shielding layer structure comprises a base material (1), an electromagnetic shielding layer (2), a micro-structural layer (3), a structural color layer (4) and a protective layer (5), wherein the electromagnetic shielding layer (2), the micro-structural layer (3) and the structural color layer (4) are sequentially arranged on one surface of the base material (1), and the protective layer (5) is arranged on the outer side of the structural color layer (4); electromagnetic shield layer (2) are constituteed by conducting layer (6) and magnetic conduction layer (7) complex, the position of conducting layer (6) and magnetic conduction layer (7) can be interchanged, and structure chromatograph (4) comprises light-absorbing layer (8) and interference layer (9).
2. The decoration film with electromagnetic shielding property of claim 1, wherein: the base material (1) is a PET film, a glass film or a PI film, one of transparent conductive oxide, copper, silver, chromium or stainless steel is deposited on one outer surface of the base material (1) in a vacuum mode to form a conductive layer (6), and one of permalloy, iron, nickel, nichrome or silicon steel is deposited in a vacuum mode to form a magnetic conduction layer (7).
3. The decoration film with electromagnetic shielding property according to claim 2, wherein: the thickness of the nickel-chromium alloy and the chromium layer is between 5 and 20 nm.
4. The decoration film with electromagnetic shielding property of claim 1, wherein: and coating a UV coating on the electromagnetic shielding layer (2), and forming a microstructure layer (3) in an imprinting and photocuring mode.
5. The decoration film with electromagnetic shielding property of claim 1, wherein: the microstructure layer (3) is provided with concave-convex structures perpendicular to the surface direction of the substrate (1), the depths of the concave-convex structures are the same or different, and the concave-convex structures are regular or irregular geometric textures.
6. The decorative film having electromagnetic shielding property according to claim 1, wherein: chromium oxynitride or chromium metal is deposited on the microstructure layer (3) in a vacuum manner to form a light absorption layer (8), and titanium oxide or zirconium oxide or silicon oxide is deposited in a vacuum manner to form an interference layer (9).
7. The decoration film with electromagnetic shielding property of claim 1, wherein: the protective layer (5) is a PTFE film layer, a PVC film or a PET film with the functions of hydrophobicity and easy cleaning.
8. The decoration film with electromagnetic shielding property of claim 1, wherein: the light absorbing layer (8) is made of a material having light absorption in a visible light band.
9. The decoration film with electromagnetic shielding property of claim 1, wherein: the interference layer (9) is a transparent medium layer, and the transparent medium layer is one of a high-refractive-index medium single-layer film structure, a low-refractive-index medium and high-refractive-index medium two-layer film structure, and a high-refractive-index medium and low-refractive-index medium and high-refractive-index medium three-layer film structure.
10. The decorative film having electromagnetic shielding property according to any one of claims 1 to 9, wherein: one side of the base material (1) far away from the electromagnetic shielding layer (2) is provided with a bonding layer (10) so as to realize the attachment of the decorating film material and other articles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222464524.9U CN218465733U (en) | 2022-09-15 | 2022-09-15 | Decorative film with electromagnetic shielding performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222464524.9U CN218465733U (en) | 2022-09-15 | 2022-09-15 | Decorative film with electromagnetic shielding performance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218465733U true CN218465733U (en) | 2023-02-10 |
Family
ID=85141872
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222464524.9U Active CN218465733U (en) | 2022-09-15 | 2022-09-15 | Decorative film with electromagnetic shielding performance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218465733U (en) |
-
2022
- 2022-09-15 CN CN202222464524.9U patent/CN218465733U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP6400062B2 (en) | Electromagnetic wave transmitting metallic luster member, article using the same, and metallic thin film | |
| JP5549216B2 (en) | Transparent conductive laminate, method for producing the same, and touch panel | |
| TW201213949A (en) | Touch panel | |
| TWI280420B (en) | PDP, PDP filter and manufacturing method thereof | |
| WO2021136273A1 (en) | Casing body assembly, casing body assembly preparation method, and electronic device | |
| WO2013094561A1 (en) | Touch sensor with ornament, method of manufacturing same, and touch sensor used in same | |
| CN201583919U (en) | Touch screen and display device applying same | |
| JP2011194679A (en) | Transparent and conductive laminate, method for manufacturing same, and touch panel | |
| TW201142682A (en) | Surface capacitive touch panel and its fabrication method | |
| US20140362308A1 (en) | Substrate structure and touch panel including the same | |
| CN103396012A (en) | Method for realizing patterns and colors of visual window frames of touch panel by adopting metal or alloy | |
| JP2011175900A (en) | Transparent conductive laminate and method of manufacturing the same | |
| WO2003045125A1 (en) | Electromagnetic wave shielded light-transmissive window material and manufacturing method thereof | |
| JP2019123238A (en) | Radio wave-transmitting metal lustrous member, article using the same, and method for producing the same | |
| CN218465733U (en) | Decorative film with electromagnetic shielding performance | |
| KR930006324B1 (en) | Low reflectance bronze coating | |
| CN112256161A (en) | Ultrathin and ultra-narrow multifunctional touch screen and preparation method thereof | |
| CN104793778A (en) | Touch control device | |
| KR20140070489A (en) | Conducting substrate and method for preparing the same | |
| TWI579747B (en) | Touch panel and method for manufacturing the same | |
| JP6944425B2 (en) | Electromagnetic wave transmissive metallic luster member, articles using this, and metal thin film | |
| CN107045399A (en) | Contact panel and preparation method thereof | |
| CN213634448U (en) | Ultra-thin ultra-narrow multifunctional touch screen | |
| CN109263186A (en) | A kind of method for shaping of stealthy glass | |
| CN110550865A (en) | Microcrystalline glass device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |