CN216445286U - From type membrane, car change look membrane, car clothing with exhaust function - Google Patents
From type membrane, car change look membrane, car clothing with exhaust function Download PDFInfo
- Publication number
- CN216445286U CN216445286U CN202123141472.3U CN202123141472U CN216445286U CN 216445286 U CN216445286 U CN 216445286U CN 202123141472 U CN202123141472 U CN 202123141472U CN 216445286 U CN216445286 U CN 216445286U
- Authority
- CN
- China
- Prior art keywords
- release film
- coating
- adhesive layer
- cured coating
- sensitive adhesive
- 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
- Adhesive Tapes (AREA)
- Laminated Bodies (AREA)
Abstract
The utility model discloses a release film with an exhaust function, which comprises a substrate layer and a cured coating, wherein the substrate layer is provided with an upper surface and a lower surface, the cured coating is coated on the upper surface or/and the lower surface of the substrate layer, and the pencil hardness of the cured coating is more than or equal to 2H; and the stamping structure is arranged on the curing coating to ensure that the exhaust structure is formed on the surface of the adhesive after the adhesive layer with the exhaust function of the release film and the surface material is attached. According to the release film with the air exhaust function, the hardness of the cured coating is controlled, so that when the release film is adhered to the adhesive layer of the surface material, an air exhaust structure of the adhesive layer is easy to form, the adhesion degree of the pressure-sensitive adhesive material and an adhered object is improved, and bubbles or bulges are prevented from being generated.
Description
Technical Field
The utility model relates to the technical field of high polymer materials, in particular to a release film with an exhaust function.
Background
The release paper or the release film is formed by coating the single side or double sides of the organic silicon release agent on the surface of paper or a polymer film, and is also called as silicone oil paper or film. Release paper or film is generally used for isolating viscous materials, and is widely applied to the fields of packaging, printing, flexible circuit boards, insulating materials, laminating, electronics, adhesive products, die cutting and punching processing and the like. The release paper or film can show stable release force to various organic pressure-sensitive adhesives (such as hot melt adhesive, acrylic adhesive and rubber-based pressure-sensitive adhesive). The adhesive surface of the release paper or film of the traditional pressure-sensitive adhesive tape/label is smooth and flat, when the pressure-sensitive adhesive tape or label is adhered to a target object, if the temperature of the target object changes or the area of a mucous membrane is large, the pressure-sensitive adhesive tape or label is easy to foam and bulge on the surface of the adhered object in the adhering process, so that the use performance and the attractiveness of the adhered object are influenced; the foaming of the pressure sensitive adhesive tape or label is more serious if the object to be adhered is an object which often generates heat, such as a mobile phone, a storage battery, a display, a laptop computer, an automobile cover, an automobile color-changing film, and the like.
With the development of industrial technology, the technology and application fields of release paper or film are continuously extended and improved, the types of release paper or film for pressure-sensitive adhesive release application are more and more, and the release film with embossing appears in the industry. However, the hardness of the coating where the embossing is located is too low, so that the texture is deformed, collapsed and even disappeared due to heating in a plurality of subsequent thermal curing processes using the embossing release film, and when the embossing release film is bonded with the pressure-sensitive adhesive, an effective exhaust structure cannot be formed on the adhesive layer on the lower surface of the surface material, so that the pressure-sensitive adhesive material is difficult to construct and easy to foam, and the problem of foaming of the pressure-sensitive adhesive product is not fundamentally solved.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model aims to provide a release film with an air exhaust function, which is easy to form an air exhaust structure by controlling the hardness of a cured coating, improves the bonding degree of a surface material and an object to be pasted and avoids foaming or bubbling.
In order to solve the technical problems, the technical scheme adopted by the utility model is as follows:
a release film with air exhaust function comprises
A substrate layer having an upper surface and a lower surface; also comprises
The solidified coating is coated on the upper surface or/and the lower surface of the base material layer, and the pencil hardness of the solidified coating is more than or equal to 2H;
and the stamping structure is arranged on the cured coating, so that the release film with the exhaust function is attached to the adhesive layer of the surface material to form an exhaust structure on the surface of the adhesive layer.
As a further preferred embodiment, the cured coating of the present invention is a photo-cured coating or an electron beam radiation-cured coating.
As a further preferable scheme, the embossed structure provided by the utility model is a texture structure which is embossed and formed on the cured coating layer through a pressing roller and has alternate concave and convex.
As a further preferred solution, the depth of the embossed structure according to the utility model is 2 to 20 μm.
In a further preferred embodiment, the embossed structure is a texture structure formed on the surface of the cured coating layer by transfer printing through a transfer printing film with a texture structure.
As a further preferred solution, the depth of the imprinted structure according to the utility model is 20 to 2000 nm.
As a further preferred solution, the vent grooves or vent grooves according to the utility model penetrate or do not penetrate the cured coating.
As a further preferable scheme, the release film with the air exhaust function further comprises a release agent layer, and the release agent layer is coated on the surface of the cured coating; or the release agent layer is coated on the surface of the base material layer and is positioned between the base material layer and the curing coating.
The utility model also provides a car color changing film, an exhaust structure is formed on the pressure sensitive adhesive layer on the lower surface of the surface material by designing the car color changing film, and the specific scheme is as follows: the vehicle color changing film comprises a pressure-sensitive adhesive layer and a release film, wherein the release film is the release film provided by the utility model, the pressure-sensitive adhesive layer of the surface material is attached to the curing coating, and the embossing structure arranged on the curing coating forms concave-convex alternate exhaust textures on the pressure-sensitive adhesive layer.
The utility model also provides a car cover, which comprises a pressure-sensitive adhesive layer and a release film, wherein the release film is the release film, the pressure-sensitive adhesive layer of the surface material is attached to the curing coating, and the embossing structure arranged on the curing coating forms concave-convex alternate exhaust textures on the pressure-sensitive adhesive layer.
1. In the release film with the exhaust function, the solidified coating is provided with the imprinting structure, the pencil hardness of the solidified coating is set to be more than or equal to 2H, so that the machining and the forming of the imprinting structure are facilitated, the imprinting structure is not easy to deform or sink in the subsequent machining and forming, and an effective exhaust structure can be formed on a surface material after the imprinting structure is attached to the surface material.
2. After the release film with the air exhaust function is combined with the adhesive layer on the lower surface of the surface material, concave-convex alternate textures are formed on the adhesive layer, so that the problem of bonding between a pressure-sensitive adhesive material and an adherend can be effectively solved, the construction convenience of the pressure-sensitive adhesive material is improved, and no bubbles are generated in the bonding process or after bonding.
3. The release film with the exhaust function can be suitable for various viscous materials or pressure-sensitive adhesive products, and can be suitable for various non-setting adhesives or pressure-sensitive adhesive products such as car clothes, car color changing films and the like.
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Drawings
FIG. 1 is a schematic structural diagram of a release film with venting function according to the present invention;
FIG. 2 is a schematic structural diagram of a release film with a venting function according to the present invention;
wherein, each reference numeral is: 10. a substrate; 20. curing the coating; 21. and (4) embossing the structure.
Detailed Description
The terms and nouns referred to in the present invention are explained as follows:
the utility model relates to an 'impression structure' which is a structure for impressing lines on other materials and is equivalent to an impression mould in the implementation process.
The pencil hardness refers to the hardness of a coating or a coating after being cured into a film, and the hardness of the coating after being cured into the film is a main parameter for determining whether the hardness and the scratch resistance of the surface of a film material can be improved. The hardness of the cured coating in the present invention was measured by a coating pencil scratch hardness tester according to the standard test method for measuring the coating hardness by the GB/T6739-2006 pencil test method.
As shown in fig. 1, the release film with venting function of the present invention comprises a substrate layer having an upper surface and a lower surface; the pencil hardness of the cured coating is more than or equal to 2H; and the stamping structure is arranged on the curing coating to ensure that the exhaust structure is formed on the surface of the adhesive after the adhesive layer with the exhaust function of the release film and the surface material is attached. In a specific scheme, the embossing structure is a texture structure with alternate concave and convex. The realization mode can be that the cured coating surface is impressed or pressed to form structures with various forms such as grooves, grooves or holes in advance, the impressing structure aims to form an effective exhaust structure on the adhesive layer of the surface material, and the exhaust structure is a texture with alternate concave and convex formed on the binding surface of the adhesive layer and the cured coating after the release film and the surface material adhesive layer are bound.
In a preferred embodiment of the present invention, further, the cured coating of the present invention can be selected from, but not limited to, a photo-cured coating or an electron beam radiation-cured coating.
On the basis of the above scheme, in embodiment 1 of the present invention, preferably, the embossed structure of the present invention is a plurality of air exhaust grooves or air exhaust grooves which are pressed or embossed on the cured coating by a pressing roller, and the air exhaust grooves or air exhaust grooves divide the cured coating into a plurality of mutually alternating protrusions and depressions. The protrusions and depressions may form an alternating concavo-convex texture on the face stock, wherein the depressed portions may be one of a long channel, a grid, a groove, or a hole configuration. The longitudinal section of the concave part can be one of rectangle, trapezoid, V-shaped or semicircle.
On the basis of the above-described embodiment of example 1, the depth of the embossed structures according to the utility model is 2 to 20 μm. The depth of the stamping structure specifically refers to the depth of a concave surface in the stamping structure recessed on the surface of the cured coating, the depth can be directly formed by stamping through a pressing roller, and the stamping structure is arranged between 2 and 20 micrometers, so that the stability of the stamping structure can be further improved, an effective exhaust structure is formed on a surface material, and construction of viscous materials or pressure-sensitive adhesive products is facilitated. The deep stamping structure is more suitable for products with low requirements on the transparency of surface materials, such as car-to-color films, the construction on the attached objects is convenient, and the surface of the attached surface materials is very flat.
Based on the above solution, in embodiment 2 of the present invention, the stamping structure is an exhaust groove or an exhaust groove formed on the surface of the cured coating by transferring a transfer film with a texture structure, and the exhaust groove or the exhaust groove divides the cured coating into a plurality of protrusions and depressions alternating with each other. The depth of the depression in the stamping structure formed in the mode can be controlled to be 20-2000 nanometers, and due to the fact that the hardness of the cured coating is large enough, the exhaust structure formed on the pressure-sensitive adhesive layer by the stamping structure with the nanometer structure is also in a nanometer structure, and the texture of the exhaust structure is basically invisible from the surface of the plane material, so that the scheme is suitable for optical products with higher plane material transparency requirements.
In addition to the embodiments of example 1 or example 2, it is further preferable that the vent grooves or vent grooves of the present invention penetrate or do not penetrate the cured coating.
In addition to the embodiment of example 1 or example 2, as a further preferable embodiment, the release film with a degassing function further includes a release agent layer, and the release agent layer is coated on the surface of the cured coating. In addition, a release agent can be added into the coating of the cured coating before the cured coating is formed, so that the cured coating has the characteristics of a release agent layer and the release function of the release agent layer.
Further, application example 1 of the present invention provides a car color changing film, in which an exhaust structure is formed on the pressure-sensitive adhesive layer on the lower surface of the face material by designing the car color changing film, and the specific scheme is as follows: the vehicle color changing film comprises a pressure-sensitive adhesive layer and a release film, wherein the release film is the release film provided by the utility model, the pressure-sensitive adhesive layer of the surface material is attached to the curing coating, and the embossing structure arranged on the curing coating forms concave-convex alternate exhaust textures on the pressure-sensitive adhesive layer.
Further, an application embodiment 2 of the present invention provides a car cover, which includes a release film and a pressure-sensitive adhesive layer, wherein the release film is the release film of the present invention, the pressure-sensitive adhesive layer of the surface material is attached to the cured coating, and the embossed structure disposed on the cured coating forms air-release textures with alternating concave and convex on the pressure-sensitive adhesive layer.
The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are within the protection scope of the present invention.
Claims (10)
1. A release film with air exhaust function comprises
A substrate layer having an upper surface and a lower surface; it is characterized by also comprising
The solidified coating is coated on the upper surface or/and the lower surface of the base material layer, and the pencil hardness of the solidified coating is more than or equal to 2H;
and the stamping structure is arranged on the curing coating to ensure that the exhaust structure is formed on the surface of the adhesive after the adhesive layer with the exhaust function of the release film and the surface material is attached.
2. The release film with a venting function according to claim 1, wherein the cured coating is a photo-cured coating or an electron beam radiation-cured coating.
3. The release film with the air exhausting function according to claim 1, wherein the embossed structure is a texture structure embossed and formed on the cured coating layer by a pressing roller.
4. The release film with venting function of claim 3, wherein the embossed structure has a depth of 2 to 20 μm.
5. The release film with the air exhausting function according to claim 1, wherein the embossed structure is a texture structure formed on the surface of the cured coating layer by transferring a transfer film with a texture structure, wherein the texture structure is formed by alternately embossing.
6. The release film with venting function of claim 5, wherein the depth of the embossed structure is 20-2000 nm.
7. The release film with venting function of claim 4 or 6, wherein the embossed structure penetrates or does not penetrate the cured coating.
8. The release film with a venting function according to claim 3 or 5, further comprising a release agent layer applied on the surface of the cured coating.
9. The utility model provides a car changes look membrane, is including the plane materiel and the release liner that have pressure sensitive adhesive layer, its characterized in that, the release liner be claim 1-8 any from the type membrane, the pressure sensitive adhesive layer surface of plane materiel with the laminating of solidification coating, the setting is in the impression structure on the solidification coating forms unsmooth alternate exhaust texture on pressure sensitive adhesive layer surface.
10. The car cover comprises a surface material with a pressure-sensitive adhesive layer and a release film, and is characterized in that the release film is the release film as claimed in any one of claims 1 to 8, the surface of the pressure-sensitive adhesive layer of the surface material is attached to the curing coating, and a stamping structure arranged on the curing coating forms concave-convex alternate exhaust textures on the surface of the pressure-sensitive adhesive layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123141472.3U CN216445286U (en) | 2021-12-14 | 2021-12-14 | From type membrane, car change look membrane, car clothing with exhaust function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123141472.3U CN216445286U (en) | 2021-12-14 | 2021-12-14 | From type membrane, car change look membrane, car clothing with exhaust function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216445286U true CN216445286U (en) | 2022-05-06 |
Family
ID=81375316
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123141472.3U Active CN216445286U (en) | 2021-12-14 | 2021-12-14 | From type membrane, car change look membrane, car clothing with exhaust function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216445286U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023109149A1 (en) * | 2021-12-14 | 2023-06-22 | 金万正(广东)新材料有限公司 | Embossed photoresist release-type film material having exhaust function, preparation method therefor, and application thereof |
-
2021
- 2021-12-14 CN CN202123141472.3U patent/CN216445286U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023109149A1 (en) * | 2021-12-14 | 2023-06-22 | 金万正(广东)新材料有限公司 | Embossed photoresist release-type film material having exhaust function, preparation method therefor, and application thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP1824939B1 (en) | Microstructured release liners | |
| US6911243B2 (en) | Adhesives having a microreplicated topography and methods of making and using same | |
| CN216445286U (en) | From type membrane, car change look membrane, car clothing with exhaust function | |
| US20070039271A1 (en) | Adhesive articles and release liners | |
| CN201268140Y (en) | Repeatedly-usable shift printing rubber head | |
| CN209779338U (en) | Laser paper | |
| JP2010248430A (en) | Pressure-sensitive adhesive sheet | |
| JP5539751B2 (en) | Three-dimensional pattern sheet and manufacturing method thereof | |
| CN203222569U (en) | Embossed adhesive label paper | |
| CN209482057U (en) | A kind of novel air guide release paper and extrusion coating paper | |
| CN111261018A (en) | Backing-paper-free environment-friendly thermosensitive label and preparation method thereof | |
| CN214215045U (en) | Interval adhesive sticker | |
| KR102541438B1 (en) | Eco-friendly embossed release paper and manufacturing method thereof | |
| JP2019172938A (en) | Manufacturing method of pressure sensitive adhesive sheet | |
| CN212920872U (en) | Local matte light and heat transfer die | |
| CN215667803U (en) | Double-sided adhesive tape for lithium battery and lithium battery product using same | |
| TWI690431B (en) | Patterned adhesive and laminated structure with patterned adhesive | |
| JP3134640U (en) | Laminated polyester resin flat plate | |
| KR200325499Y1 (en) | Hologram Emboss Stereotyped | |
| CN115011276A (en) | Micro-grain glass film | |
| TWM598229U (en) | Sheet combined with logo | |
| JPS5835490Y2 (en) | Foil-stamped transfer display board with thermoplastic synthetic resin board as substrate | |
| KR101775145B1 (en) | 3-dimention printing method and printed matter using the metnod | |
| JP2001134189A (en) | Returnable tack label | |
| CN118271983A (en) | Pressure-sensitive adhesive paper containing thermosensitive coating and organic silicon release agent |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |