CN209947277U - PVC laminated anti-fake film and anti-fake certificate card - Google Patents
PVC laminated anti-fake film and anti-fake certificate card Download PDFInfo
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Abstract
A PVC laminated anti-counterfeiting film and an anti-counterfeiting certificate card relate to the field of anti-counterfeiting printing. The anti-fake membrane of PVC lamination of this application embodiment includes by the BOPET base film of supreme stack setting in proper order down, from the type layer, the formation of image layer, cladding material and glue film, be provided with the articulamentum between cladding material and the glue film, this anti-fake membrane temperature resistance of PVC lamination is good, it is firm to adhere to between the layer, and printing ink and PVC glued membrane joining force are strong, the anti-fake card of PVC of this application embodiment is by laminating the anti-fake membrane of foretell PVC in that the PVC card is inside to be formed, this anti-fake card not only has good pleasing to the eye degree, very high anti-fake performance has simultaneously.
Description
Technical Field
The application relates to the field of anti-counterfeiting printing, in particular to a PVC laminated anti-counterfeiting film and an anti-counterfeiting certificate card.
Background
With the progress of science and technology and the development of economy, the application of the identification card is more and more extensive, and the security of the identification card is more and more emphasized. The main measure for improving the safety of the card is to cover a holographic anti-counterfeiting film on the surface of the card. However, the card can be worn, eroded by hand sweat, eroded by acid and alkali, etc. during use, and the surface of the card is easy to be damaged, so that the anti-counterfeiting film hot stamped on the surface is easy to be damaged and loses the anti-counterfeiting effect.
The traditional PVC card is formed by sequentially superposing a first film layer, a first printing layer, a core layer, a second printing layer and a second film layer from bottom to top, then laminating for 30 minutes at 1-5 MPa and 150 ℃, and directly laminating an anti-counterfeiting film inside the card in the process of preparing the card, so that the anti-counterfeiting effect can be achieved, meanwhile, the anti-counterfeiting film cannot be damaged by external factors inside the card, and the service life of the anti-counterfeiting film is longer. The traditional anti-counterfeiting film is poor in temperature resistance, holographic light loss is caused after lamination is carried out at high temperature and high pressure, the anti-counterfeiting effect is lost, meanwhile, the traditional anti-counterfeiting film is composed of a BOPET (biaxially oriented polyethylene terephthalate) base film, a release layer, an imaging layer, a coating and an adhesive layer, the anti-counterfeiting film is laminated in a PVC (polyvinyl chloride) card, the adhesive force among all layers of the anti-counterfeiting film is small, the phenomenon that the release layer is separated from ink, the release layer is separated from a PVC (polyvinyl chloride) adhesive film, the imaging layer, the coating, the adhesive layer and the coating is easy to occur during a stripping test among all layers of the card, and the adhesive force among all.
Therefore, a holographic anti-counterfeiting film with good temperature resistance, good interlayer adhesion and good adhesion with printing ink and PVC adhesive film is needed.
SUMMERY OF THE UTILITY MODEL
The holographic anti-counterfeiting film is good in temperature resistance, good in interlayer adhesion and good in adhesion with printing ink and PVC.
Another object of this application is to provide an anti-counterfeit certificate card, the holographic anti-counterfeit film is laminated inside the certificate card, and its anti-counterfeit effect is good.
The embodiment of the application is realized as follows:
the utility model provides a PVC lamination anti-fake membrane, includes the base film, release layer, formation of image layer, cladding material, articulamentum and the glue film that stack gradually, wherein, formation of image layer mould pressing has holographic anti-fake pattern.
In a preferred embodiment of the present invention, the thickness of the BOPET base film is 12 to 23 μm, and optionally 15 to 23 μm.
In a preferred embodiment of the present invention, the surface tension of the release layer is 40 to 52dyn/cm, and the thickness thereof is 0.2 to 0.5 μm.
In a preferred embodiment of the present invention, the glass transition temperature of the imaging layer before curing is 110-140 ℃, the glass transition temperature after curing is 160-180 ℃, and the thickness is 0.5-1.2 μm.
In a preferred embodiment of the present invention, the thickness of the plating layer is
In a preferred embodiment of the present invention, the thickness of the connecting layer is 0.1 to 0.5 μm.
In a preferred embodiment of the present invention, the thickness of the adhesive layer is 1 to 4 μm.
The utility model provides a PVC anti-fake certificate card, it is formed by the anti-fake membrane lamination of above-mentioned PVC lamination to the PVC card in, the anti-fake certificate card of PVC is by the first rete that supreme stack in proper order set up down, first printing layer, first holographic anti-fake layer, the sandwich layer, the holographic anti-fake layer of second, second printing layer and second rete, wherein first holographic anti-fake layer includes from the type layer by supreme stack in proper order setting down, the formation of image layer, the cladding material, the articulamentum, glue film and PVC base film, the holographic anti-fake layer of second includes the PVC base film by supreme stack in proper order setting down, the glue film, the articulament.
The beneficial effects of the embodiment of the application are that:
the PVC lamination anti-counterfeiting film of the embodiment of the application comprises a BOPET base film, a release layer, an imaging layer, a plating layer and a glue layer which are sequentially arranged from bottom to top, wherein a connecting layer is arranged between the plating layer and the glue layer. The release layer is a resin release type, has surface tension of 40-52 dyn/cm, and has strong adhesive force with printing ink and a PVC adhesive film. The vitrification temperature of the imaging layer is 110-140 ℃ before curing, the molding performance of the imaging layer is guaranteed, the holographic patterns are smoothly transferred, and after curing, the vitrification temperature of the imaging layer is 160-180 ℃, so that the holographic anti-counterfeiting structure of the imaging layer is guaranteed not to be damaged when the imaging layer is laminated at 150 ℃, and the brightness of the holographic anti-counterfeiting effect after laminating is guaranteed. The connecting layer is arranged between the adhesive layer and the coating, the connecting layer has strong binding force with the coating material and the adhesive layer material, and the problem that the adhesive layer and the coating are not firmly attached after lamination is solved by the connecting layer. The holographic anti-counterfeiting film is laminated inside the identification card, so that the holographic anti-counterfeiting pattern cannot be worn and is not easy to modify in the using process, the overall anti-counterfeiting performance of the PVC identification card is improved, and meanwhile, the appearance of the holographic anti-counterfeiting pattern is also improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained from the drawings without inventive effort.
FIG. 1 is a schematic view of the overall structure of a PVC laminated anti-counterfeiting film provided by a first embodiment of the present application;
FIG. 2 is a schematic view of a PVC anti-counterfeit certificate card according to a second embodiment of the present application;
FIG. 3 is a schematic structural diagram of a first holographic anti-counterfeiting layer of the PVC anti-counterfeiting certificate card in FIG. 2;
FIG. 4 is a schematic structural diagram of a second holographic anti-counterfeiting layer of the PVC anti-counterfeiting certificate card in FIG. 2.
Icon: 100-PVC laminated anti-counterfeiting film; 110-BOPET base film; 120-a release layer; 130-an imaging layer; 131-holographic anti-counterfeiting pattern; 140-plating; 150-a tie layer; 160-glue layer; 200-PVC anti-counterfeiting certificate card; 210-a first film layer; 220-a first printed layer; 221-printing a pattern; 230-a first holographic anti-counterfeiting layer; 231-PVC base film; 240-core layer; 250-a second holographic anti-counterfeiting layer; 260-a second printed layer; 270-second film layer.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. The components of the embodiments of the present application, generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present application, presented in the accompanying drawings, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present application, it should be noted that the terms "upper", "lower", "inner", "outer", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings or orientations or positional relationships conventionally found in use of products of the application, and are used only for convenience in describing the present application and for simplification of description, but do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present application. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.
In the description of the present application, it is also to be noted that, unless otherwise explicitly specified or limited, the terms "disposed" and "connected" are to be interpreted broadly, e.g., as being either fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.
Referring to fig. 1, the present embodiment provides a PVC laminated anti-counterfeiting film 100, which includes a BOPET base film 110, a release layer 120, an imaging layer 130, a plating layer 140, a connecting layer 150, and an adhesive layer 160, which are sequentially stacked and connected from bottom to top, wherein the imaging layer 130 has a holographic anti-counterfeiting pattern 131, and the holographic anti-counterfeiting pattern 131 is formed on the imaging layer 130 by mold pressing.
The thickness of the BOPET base film 110 is 12 to 23 μm, and in this embodiment, the thickness of the BOPET film (BOPET base film 110) is 19 μm.
The release layer 120 is composed of hydroxyacrylic resin and hydroxycellulose, the surface tension is 40-52 dyn/cm, the thickness is 0.2-0.5 μm, in the embodiment, the release layer 120 is formed by coating the hydroxyacrylic resin and the hydroxycellulose, the thickness is 0.3 μm, and the surface tension is 42 dyn/cm.
The imaging layer 130 is composed of an isocyanate and propylene polyol crosslinking system, and the thickness of the imaging layer is 0.5-1.2 μm, and in the embodiment, the imaging layer 130 is formed by coating the isocyanate and propylene polyol crosslinking system, and the thickness of the imaging layer is 0.8 μm.
Wherein the plating layer 140 is composed of zinc sulfide or aluminum and has a thickness of
In this embodiment, the plating layer 140 is composed of aluminum and has a thickness of
The connecting layer 150 is made of high hydroxyl acrylic resin, and the thickness of the connecting layer is 0.1-0.5 μm, and in the embodiment, the connecting layer 150 is formed by coating the high hydroxyl acrylic resin, and the thickness of the connecting layer is 0.2 μm.
The adhesive layer 160 is made of thermosetting acrylic resin, and the thickness of the adhesive layer is 2 to 4 μm, and in this embodiment, the adhesive layer 160 is formed by coating thermosetting acrylic resin, and the thickness of the adhesive layer is 3 μm.
The PVC laminated film (PVC laminated anti-counterfeiting film 100) of this example was prepared as follows:
a BOPET base film with a thickness of 19 μm is used as the BOPET base film 110;
coating a layer of mixture of hydroxyl acrylic resin and hydroxyl cellulose with the thickness of 0.3 mu m on the surface of the BOPET base film 110 as a release layer 120;
coating a layer of isocyanate and propylene polyol crosslinking system with the thickness of 0.8 mu m on the release layer 120 to be used as an imaging layer 130;
embossing a holographic security pattern 131 onto the imaging layer 130;
curing, namely drying the anti-counterfeiting film molded with the holographic anti-counterfeiting pattern 131 at 70 ℃ for 48 hours, so that the crosslinking degree of an isocyanate and propylene polyol crosslinking system is improved, and the temperature resistance of an imaging layer is improved;
the cured imaging layer 130 is coated with a layer of material having a thickness of
As the plating layer 140;
coating a layer of high hydroxyl acrylic resin with the thickness of 0.2 mu m on the surface of the plating layer 140 to be used as a connecting layer 150;
a thermosetting acrylic resin layer having a thickness of 3 μm is coated on the surface of the connection layer 150 as the adhesive layer 160.
The PVC laminate film (PVC laminate anti-counterfeiting film 100) of the present embodiment has the following advantages:
(1) the release layer 120 is composed of hydroxy acrylic resin and hydroxy cellulose, the hydroxy cellulose is weakly attached to the PET, the addition of the hydroxy cellulose realizes the separation of the PET and the imaging layer, and meanwhile, compared with the traditional wax release material, the surface tension is 42dyn/cm, and the release layer has stronger adhesive force with ink and a PVC adhesive film.
(2) The imaging layer 130 is composed of an isocyanate and propylene polyol crosslinking system, the glass transition temperature of the system is 130 ℃ before curing, the molding performance of the imaging layer is guaranteed, holographic patterns on a nickel plate can be better transferred to the imaging layer, the glass transition temperature of the system is more than 155 ℃ after curing, the lamination at 150 ℃ is guaranteed, the anti-counterfeiting holographic structure cannot be influenced, the brightness of the holographic anti-counterfeiting effect after lamination is guaranteed, and meanwhile, the imaging layer and the coating have good binding force.
(3) The connecting layer is arranged between the adhesive layer and the coating and is composed of high-hydroxyl acrylic resin, and the connecting layer has strong binding force with coating materials and adhesive layer materials, so that the problem of layering between the adhesive layer and the coating after lamination is solved.
(4) The thermosetting acrylic resin has strong adhesion with PVC, good thermal stability, no yellowing during high-temperature lamination, and no influence on the card appearance of the card.
Second embodiment
Referring to fig. 2, 3 and 4, the present embodiment provides a PVC anti-counterfeiting certificate card 200, which comprises a first film layer 210, a first printing layer 220, a first holographic anti-counterfeiting layer 230, a core layer 240, a second holographic anti-counterfeiting layer 250, a second printing layer 260 and a second film layer 270, which are sequentially stacked from bottom to top. The first holographic anti-counterfeiting layer 230 comprises a release layer 120, an imaging layer 130, a plating layer 140, a connecting layer 150, an adhesive layer 160 and a PVC base film 231 which are sequentially stacked from bottom to top. The second holographic anti-counterfeiting layer 250 comprises a PVC base film 231, an adhesive layer 160, a connecting layer 150, a plating layer 140, an imaging layer 130 and a release layer 120 which are sequentially stacked from bottom to top.
The preparation method of the PVC anti-counterfeiting certificate card 200 comprises the following steps:
thermally transferring the PVC anti-counterfeiting film (the PVC laminated anti-counterfeiting film 100) to the surface of the PVC base film 231, and removing the BOPET base film 110 in the PVC anti-counterfeiting film (the PVC laminated anti-counterfeiting film 100) to form a first holographic anti-counterfeiting layer 230 and a second holographic anti-counterfeiting layer 250;
printing a pattern 221 on the surface of the release layer 120 to form a printed layer (first printed layer 220);
according to the schematic structural diagram shown in fig. 2, a first film layer 210, a first printing layer 220, a first holographic anti-counterfeiting layer 230, a core layer 240, a second holographic anti-counterfeiting layer 250, a second printing layer 260 and a second film layer 270 are stacked together, and then laminated at 2Mpa and 150 ℃ for 30min to form the PVC anti-counterfeiting certificate card 200. The holographic anti-counterfeiting layer (the first holographic anti-counterfeiting layer 230) is laminated inside the identification card, so that the holographic anti-counterfeiting pattern cannot be worn and is not easy to modify in the using process, the integral anti-counterfeiting performance of the PVC identification card is improved, and meanwhile, the appearance of the holographic anti-counterfeiting pattern is also improved.
Claims (10)
1. The PVC laminated anti-counterfeiting film is characterized by comprising a base film, a release layer, an imaging layer, a plating layer, a connecting layer and an adhesive layer which are sequentially stacked, wherein the imaging layer is molded with holographic anti-counterfeiting patterns.
2. The PVC laminated anti-counterfeiting film according to claim 1, wherein the base film is a BOPET base film and has a thickness of 12-23 μm, optionally 15-19 μm.
3. The PVC laminated anti-counterfeiting film according to claim 1, wherein the surface tension of the release layer is 40-52 dyn/cm, and the thickness is 0.2-0.5 μm.
4. The PVC laminated anti-counterfeiting film according to claim 1, wherein the glass transition temperature of the imaging layer before curing is 110 to 140 ℃, the glass transition temperature of the imaging layer after curing is 160 to 180 ℃, and the thickness of the imaging layer is 0.5 to 1.2 μm.
5. The PVC laminated anti-counterfeiting film according to claim 1, wherein the plating layer has a thickness of
6. The PVC laminated anti-counterfeiting film according to claim 1, wherein the thickness of the connecting layer is 0.1-0.5 μm.
7. The PVC laminated anti-counterfeiting film according to claim 1, wherein the thickness of the glue layer is 1-4 μm.
8. The PVC anti-counterfeiting certificate card is characterized in that the PVC laminated anti-counterfeiting film according to any one of claims 1 to 7 is laminated inside the anti-counterfeiting certificate card, and the anti-counterfeiting certificate card comprises a first film layer, a first printing layer, a first holographic anti-counterfeiting layer, a PVC core layer, a second holographic anti-counterfeiting layer, a second printing layer and a second film layer which are sequentially overlapped from bottom to top.
9. The PVC anti-counterfeiting certificate card according to claim 8, wherein the first holographic anti-counterfeiting layer comprises a release layer, an imaging layer, a plating layer, a connecting layer, an adhesive layer and a PVC base film which are sequentially stacked from bottom to top.
10. The PVC anti-counterfeiting certificate card according to claim 8, wherein the second holographic anti-counterfeiting layer comprises a PVC base film, an adhesive layer, a connecting layer, a plating layer, an imaging layer and a release layer which are sequentially stacked from bottom to top.
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| CN201921041369.1U CN209947277U (en) | 2019-07-04 | 2019-07-04 | PVC laminated anti-fake film and anti-fake certificate card |
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| CN201921041369.1U CN209947277U (en) | 2019-07-04 | 2019-07-04 | PVC laminated anti-fake film and anti-fake certificate card |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111923547A (en) * | 2020-09-15 | 2020-11-13 | 上海宏盾防伪材料有限公司 | Diaphragm with micro-nano grating structure and manufacturing method thereof |
| CN113119628A (en) * | 2021-04-19 | 2021-07-16 | 上海宏盾防伪材料有限公司 | Method and structure for manufacturing security card |
-
2019
- 2019-07-04 CN CN201921041369.1U patent/CN209947277U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111923547A (en) * | 2020-09-15 | 2020-11-13 | 上海宏盾防伪材料有限公司 | Diaphragm with micro-nano grating structure and manufacturing method thereof |
| CN113119628A (en) * | 2021-04-19 | 2021-07-16 | 上海宏盾防伪材料有限公司 | Method and structure for manufacturing security card |
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