CN214336160U - Holographic rainbow laser secret type anti-counterfeiting mark - Google Patents
Holographic rainbow laser secret type anti-counterfeiting mark Download PDFInfo
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- CN214336160U CN214336160U CN202120662214.0U CN202120662214U CN214336160U CN 214336160 U CN214336160 U CN 214336160U CN 202120662214 U CN202120662214 U CN 202120662214U CN 214336160 U CN214336160 U CN 214336160U
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Abstract
The utility model belongs to the technical field of the false proof mark, concretely relates to holographic rainbow laser secret type false proof mark. The mark comprises a plastic film layer, a coating, a die-pressing holographic information layer, a transfer coating, a polyamide layer, a printing layer, a pressure-sensitive adhesive layer, a holographic rainbow transfer layer, a first glue layer, a fragile paper layer and a second glue layer which are arranged in sequence from top to bottom; the holographic rainbow transfer layer comprises a laser molding information layer and an aluminum-plated layer, and the laser molding information layer is positioned above the aluminum-plated layer; the mark can be uncovered and is divided into a stripping part and a bottom-remaining part, wherein the stripping part is a part above the transfer coating, and the bottom-remaining part is a part below the transfer coating and below the transfer coating. The utility model discloses the back is uncovered to the sign, peels off the partial upper and lower two sides and all shows hidden laser effect, stays the laser effect that the end part shows rainbow holographic effect and hides, and the consumer judges the sign true and false through distinguishing hidden information, when bonding together again, and hidden laser information still shows.
Description
Technical Field
The utility model belongs to the technical field of the false proof mark, concretely relates to holographic rainbow laser secret type false proof mark.
Background
Counterfeit goods cause great harm and loss to enterprises and consumers, and the anti-counterfeiting technology is a means for preventing counterfeiting. The anti-counterfeiting technology is developed, so that the mark which is difficult to forge and can quickly identify the authenticity of the product can be provided for the purified market, the legal rights and interests of genuine product producers and sellers and consumers are protected, and the economic and healthy development of the socialist market is ensured.
Most of anti-counterfeiting marks on the market are single in form, simple in preparation process and easy to imitate or transfer for secondary use.
Chinese patent CN202601083U has announced a membrane false proof mark is moulded to dive laser type, false proof mark is from last to including scraping the china ink layer down in proper order, moulding the membrane substrate layer, information layer, separating layer, digital printing layer and viscose layer, and the information layer is prepared in the bottom surface of moulding the membrane substrate layer through the mould pressing printing technology, and the information layer surface has rule or anomalous unsmooth, closely pressfitting with the separating layer. The laser information is hidden in the mark body, and the mark body is not shown before being uncovered and is shown after being uncovered, so that a counterfeiter cannot know the anti-counterfeiting technology in the mark body from the appearance and is difficult to counterfeit; after being uncovered, the laser information is retained on the surface layer of the pasted object and cannot be transferred away integrally; the mark can not only scrape off the anti-counterfeiting inquiry, but also uncover the anti-counterfeiting inquiry, and has various modes.
However, the anti-counterfeit mark described in the patent has a problem in practical use: under the warm and humid environment, when the label is taken to be pasted on an object, the label is separated and falls off from the separation layer, and a part of information of the digital printing layer can be taken away when the label falls off, so that the label cannot be used continuously, and the use of the label is severely limited. In addition, the anti-counterfeiting information in the mark is single, and the anti-counterfeiting effect is limited.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model provides a holographic rainbow laser secret type anti-counterfeiting mark, which has a rainbow holographic effect, unique anti-counterfeiting information, difficult counterfeiting and quick identification, and a holographic rainbow transfer layer with the rainbow holographic effect adopts fragile paper as a base material, and the mark is damaged in a layered manner during integral transfer, cannot be integrally transferred, and can effectively prevent secondary use; after the anti-counterfeiting mark is uncovered, the upper surface and the lower surface of the stripping part all display the hidden laser effect, the bottom-left part displays the rainbow holographic effect and the hidden laser effect, a consumer judges the authenticity of the mark by identifying hidden information, and when the mark is adhered together, the hidden laser information is still displayed, and the mark has exclusivity.
The holographic rainbow laser secret type anti-counterfeiting mark comprises a plastic film layer, a coating, a die pressing holographic information layer, a transfer coating, a polyamide layer, a printing layer, a pressure sensitive adhesive layer, a holographic rainbow transfer layer, a first glue layer, a fragile paper layer and a second glue layer which are arranged from top to bottom in sequence; the holographic rainbow transfer layer comprises a laser molding information layer and an aluminum-plated layer, and the laser molding information layer is positioned above the aluminum-plated layer;
the anti-counterfeiting mark can be uncovered and is divided into a stripping part and a bottom retaining part, wherein the stripping part is a part above the transfer coating, and the bottom retaining part is a part below the transfer coating and below the transfer coating.
Wherein:
the plastic film layer is a plastic film with the thickness of 12-38 mu m, and the plastic film is one of a PP film, a PET film or a holographic aluminum washing film.
The coating is a transparent color layer, the transparent color layer is a colorless transparent color layer or a light color transparent color layer, preferably the light color transparent color layer (the light color transparent color layer is more prominent on the display of the molded holographic information than the colorless transparent color layer), and the molded holographic information layer is formed on the surface after the molding.
The thickness of the transfer coating is 0.8-3 microns, the transfer coating is coated below the die pressing holographic information layer, and the die pressing holographic information is hidden.
The polyamide layer plays a role in improving the adhesive force of the printing layer and solves the problem that the sub-layer falls off during the time taking. The transfer coating is a partial coating, and the die pressing holographic information which is not covered by the transfer coating is further covered by the polyamide layer to play a role in hiding the die pressing holographic information.
The printing layer information comprises pictures and texts and variable information, and the variable information can be two-dimensional codes, one-dimensional codes, variable numbers and the like.
Preferably, a partial covering layer is arranged above the plastic film layer corresponding to the position of the variable information of the printing layer.
Preferably, a release paper layer is arranged below the second glue layer.
The preparation method of the holographic rainbow laser secret type anti-counterfeiting mark comprises the following steps:
1) coating transfer laser aluminizing paint on a PET film, and performing mould pressing by using a mould pressing and printing integrated machine to obtain a laser mould pressing information layer;
2) performing full-page aluminizing by using a vacuum aluminizing technology to obtain an aluminized layer, wherein the laser mould pressing information layer and the aluminized layer form a holographic rainbow transfer layer;
3) the holographic rainbow transfer layer is compounded with a fragile paper adhesive sticker (the fragile paper adhesive sticker generally comprises fragile paper, glue and release paper), and the PET layer is stripped to form the fragile adhesive sticker with the holographic rainbow effect;
4) coating a coating below the plastic film layer;
5) performing die pressing on the coating to form a die-pressed holographic information layer;
6) coating a transfer coating on the layer surface of the die pressing holographic information, and enabling the die pressing holographic information to disappear after coating;
7) applying a polyamide layer over the transfer coating;
8) printing on the polyamide layer to form a printing layer, wherein the information of the printing layer comprises variable information;
9) the variable information surface and the fragile adhesive sticker with the holographic rainbow effect are compounded together, and the holographic rainbow laser secret type anti-counterfeiting mark is formed through die cutting.
In the step 1), the coating weight of the transfer laser coating is 1.2-1.3g/m2And the T-shaped peeling strength between the transfer laser coating and the PET film is less than 0.0015N/mm (GB/T2791-1995 adhesive T peeling strength test method flexible material to flexible material), and when the T-shaped peeling strength is more than 0.0015N/mm, incomplete transfer or foaming phenomenon is easily caused during peeling, and the surface effect of finished product marks and the secondary use of the PET film are influenced. Preferably, the adopted transfer laser aluminizing coating is BH-1001C type transfer laser aluminizing coating which is purchased from Shanghai Weikai new photoelectric material company Limited.
Wherein, in the step 4), the coating is coated by using laser aluminizing paint, and the laser aluminizing paint is preferably FL-7104B type composite laser aluminizing paint which is purchased from Shanghai Weikai chemicals Co. The coating process comprises the following steps: coating with 150-mesh 250-mesh electrical carving roller, wherein the coating weight is 0.5-0.8g/m2And drying temperature: 90-120-180-140 ℃, vehicle speed: 70 m/min.
In step 6), the transfer coating is coated by using UV coating liquid with the brand number of 1580, which is purchased from Shanghai Yi code industry Co. The coating process is anilox roller coating, the mesh number is 180-360 meshes, and UV light curing is performed.
In the step 7), the coating weight of the polyamide layer is 1.0 to 3.5g/m2. The coating process comprises the following steps: the polyamide material was dissolved in isopropanol and then coated, the coating temperature: 70-90 ℃, anilox mesh number: 100- "250 mesh", coating viscosity (coating-4 cup): 13-20', vehicle speed: 50 m/min. When the polyamide layer is not provided, the printing pictures and texts on the printing layer are easy to fall off from the transfer coating when the printing layer is uncovered, so that no laser information is displayed locally when the printing layer is uncovered. After the polyamide layer was coated, the T-peel strength between the transfer coating and the embossed holographic information layer was: 0.0010-0.0030N/mm (GB/T2791-1995 adhesive T Peel Strength test method Flexible vs. Flexible). When T peel strength <When the T peel strength is more than 0.0030N/mm, the printed layer is easily broken when the T peel strength is less than 0.0010.
When the consumer identifies the authenticity:
1. observing the surface of the mark, wherein the mark has a holographic rainbow effect with metallic luster, and the hidden holographic laser effect is not displayed; when the mark is uncovered, the mark is divided into a stripping part and a bottom-keeping part, the front surface and the back surface of the stripping part both display hidden transparent laser information, and the bottom-keeping part displays hidden aluminized holographic laser information; when the laser light is recombined, the laser light information is still displayed and cannot be restored.
2. The variable information of the printing layer is scanned, and the functions of anti-counterfeiting, tracing, prize exchanging and the like can be realized. The variable information of the printing layer is scanned, and the verification laser information can be prompted.
3. And the bottom part is uncovered after the transfer layer is uncovered, and the holographic rainbow transfer layer with the rainbow holographic effect adopts fragile paper as a base material, so that the identification layering is damaged during the integral transfer, and the integral transfer cannot be realized.
4. The technical scheme that the partial covering layer is arranged above the plastic film layer at the position corresponding to the variable information of the printing layer is adopted, the variable information of the printing layer is displayed after being uncovered, and the functions of anti-counterfeiting, tracing, prize exchange and the like can be realized. The variable information of the printing layer is scanned, and the verification of the laser information can be prompted.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the adoption of a secret anti-counterfeiting technology is easy to identify: the laser die pressing information is not displayed before being uncovered, and the laser die pressing information can be displayed on the upper and lower surfaces of the peeling part and the surface layer of the bottom remaining part after the mark is uncovered.
2. The functions of transparent laser hidden information display, aluminized holography (holographic rainbow) and laser hidden information display are realized at one time by breaking through the laser submerging technology. At present, aluminum-plated holographic laser hidden marks on the market are usually covered by a layer of opaque base material, and after the base material is uncovered, shielded laser information is seen, but aluminum-plated information is not available.
3. The technological parameters of secondary use of laser transfer are provided, the process is environment-friendly, and the film for transfer can be circulated for infinite times theoretically by applying the technology.
4. The mark has the advantages of fragile uncovering function, strong transfer prevention performance, damage after uncovering, incomplete printed pictures and texts after uncovering and no laser information after uncovering, and stable product quality.
5. The holographic rainbow is integrated with the printed patterns, has holographic anti-counterfeiting information, is colorful and beautiful, has metallic luster, strong three-dimensional sense, has visual impact, is not easy to be imitated, has good anti-counterfeiting effect, and simultaneously is visually identified and has good anti-counterfeiting effect. The mark is damaged in the verification process, secondary use can be effectively prevented, the requirement of an enterprise on high anti-counterfeiting performance is met, the grade of the product is improved, the attractiveness is improved, and the method is suitable for high-grade commodities.
Drawings
Fig. 1 is a schematic view of a layer structure of a holographic rainbow laser secret type anti-counterfeiting mark in embodiment 1 of the present invention;
fig. 2 is a schematic view of a layer structure of a holographic rainbow laser secret type anti-counterfeit mark in embodiment 2 of the present invention;
in the figure: 1. a plastic film layer; 2. coating; 3. embossing the holographic information layer; 4. transferring the coating; 5. a polyamide layer; 6. printing layer; 7. a pressure sensitive adhesive layer; 8. laser embossing the information layer; 9. plating an aluminum layer; 10. a first glue layer; 11. a frangible paper layer; 12. a second glue layer; 13. a release paper layer; 14. a partial masking layer.
Detailed Description
The invention is further described with reference to the following figures and examples.
The raw materials used in the examples were all common commercially available raw materials except for specific descriptions.
Example 1
As shown in fig. 1, the holographic rainbow laser secret type anti-counterfeiting mark comprises a plastic film layer 1, a coating layer 2, a die-pressed holographic information layer 3, a transfer coating layer 4, a polyamide layer 5, a printing layer 6, a pressure-sensitive adhesive layer 7, a holographic rainbow transfer layer, a first glue layer 10, a fragile paper layer 11 and a second glue layer 12 which are arranged in sequence from top to bottom; the holographic rainbow transfer layer comprises a laser mould pressing information layer 8 and an aluminum coating 9, wherein the laser mould pressing information layer 8 is positioned above the aluminum coating 9;
the anti-counterfeiting mark can be uncovered and is divided into a stripping part and a bottom-remaining part, wherein the stripping part is a part above the transfer coating 4, and the bottom-remaining part is the transfer coating 4 and a part below the transfer coating 4.
The plastic film layer 1 is a 38 mu m plastic film, and the plastic film is a PP film.
The coating layer 2 is a colorless transparent color layer, and a molded holographic information layer 3 is formed on the surface of the coating layer after molding.
The thickness of the transfer coating 4 was 3 microns.
The information of the printing layer 6 comprises pictures and texts and variable information, and the variable information is a two-dimensional code.
The preparation method of the holographic rainbow laser secret type anti-counterfeiting mark comprises the following specific steps:
1) coating transfer laser aluminizing paint on the PET film, and performing mould pressing by using a mould pressing and printing integrated machine to obtain a laser mould pressing information layer 8;
2) performing full-plate aluminum plating by using a vacuum aluminum plating technology to obtain an aluminum plating layer 9, wherein the laser mould pressing information layer 8 and the aluminum plating layer 9 form a holographic rainbow transfer layer;
3) compounding the holographic rainbow transfer layer and the fragile paper adhesive sticker together, and stripping off the PET layer to form the fragile adhesive sticker with the holographic rainbow effect;
4) coating a coating layer 2 below the plastic film layer 1;
5) performing embossing on the coating layer 2 to form an embossed holographic information layer 3;
6) coating a transfer coating 4 on the surface of the die pressing holographic information layer 3, and enabling the die pressing holographic information to disappear after coating;
7) coating a polyamide layer 5 on the transfer coating 4;
8) printing is carried out on the polyamide layer 5 to form a printing layer 6, and information of the printing layer 6 comprises variable information (two-dimensional code);
9) the variable information surface and the fragile adhesive sticker with the holographic rainbow effect are compounded together, and the holographic rainbow laser secret type anti-counterfeiting mark is formed through die cutting.
In the step 1), the coating weight of the transfer laser coating is 1.2g/m2The adopted laser transfer aluminum-plating coating is BH-1001C type laser transfer aluminum-plating coating.
In the step 4), the coating 2 is coated with laser aluminizing paint, and the laser aluminizing paint is FL-7104B type composite laser aluminizing paint. The coating process comprises the following steps: coating with 150-mesh electric carving roller, wherein the coating weight is 0.8g/m2And drying temperature: 90-120-180-140 ℃, vehicle speed: 70 m/min.
In step 6), the transfer coating 4 is coated with a UV coating liquid with a mark number of 1580, purchased from Shanghai Yi code industries, Ltd. The coating process is anilox roller coating, the mesh number is 180 meshes, and UV light curing is performed.
In step 7), the amount of the polyamide layer 5 applied was 3.5g/m2The coating process comprises the following steps: the polyamide material (TECHNOMET PA 6239) was dissolved in isopropanol and then coated, the coating temperature: 70 ℃, anilox mesh count: 100 mesh, coating viscosity (coat-4 cup): 20', vehicle speed: 50 m/min; after the polyamide layer 5 is coated, the T-peel strength between the transfer coating 4 and the embossed holographic information layer 3 is: 0.0010N/mm.
Example 2
As shown in fig. 2, the holographic rainbow laser secret type anti-counterfeiting mark comprises a plastic film layer 1, a coating layer 2, a die-pressed holographic information layer 3, a transfer coating layer 4, a polyamide layer 5, a printing layer 6, a pressure-sensitive adhesive layer 7, a holographic rainbow transfer layer, a first glue layer 10, a fragile paper layer 11 and a second glue layer 12 which are arranged in sequence from top to bottom; the holographic rainbow transfer layer comprises a laser mould pressing information layer 8 and an aluminum coating 9, wherein the laser mould pressing information layer 8 is positioned above the aluminum coating 9;
the anti-counterfeiting mark can be uncovered and is divided into a stripping part and a bottom-remaining part, wherein the stripping part is a part above the transfer coating 4, and the bottom-remaining part is the transfer coating 4 and a part below the transfer coating 4.
The plastic film layer 1 is a 12-micron plastic film which is a holographic aluminum washing film.
The coating layer 2 is a colorless transparent color layer, and a molded holographic information layer 3 is formed on the surface of the coating layer after molding.
The thickness of the transfer coating 4 is 0.8 microns.
The information of the printing layer 6 comprises pictures and texts and variable information, and the variable information is a two-dimensional code.
And a partial covering layer 14 is arranged above the plastic film layer 1 corresponding to the position of the variable information of the printing layer 6, covers the two-dimensional code, and can verify the variable information only after the mark is uncovered.
And a release paper layer 13 is arranged below the second glue layer 12.
The preparation method of the holographic rainbow laser secret type anti-counterfeiting mark comprises the following specific steps:
1) coating transfer laser aluminizing paint on the PET film, and performing mould pressing by using a mould pressing and printing integrated machine to obtain a laser mould pressing information layer 8;
2) performing full-plate aluminum plating by using a vacuum aluminum plating technology to obtain an aluminum plating layer 9, wherein the laser mould pressing information layer 8 and the aluminum plating layer 9 form a holographic rainbow transfer layer;
3) compounding the holographic rainbow transfer layer and the fragile paper adhesive sticker together, and stripping off the PET layer to form the fragile adhesive sticker with the holographic rainbow effect;
4) coating a coating layer 2 below the plastic film layer 1;
5) performing embossing on the coating layer 2 to form an embossed holographic information layer 3;
6) coating a transfer coating 4 on the surface of the die pressing holographic information layer 3, and enabling the die pressing holographic information to disappear after coating;
7) coating a polyamide layer 5 on the transfer coating 4;
8) printing is carried out on the polyamide layer 5 to form a printing layer 6, and information of the printing layer 6 comprises variable information (two-dimensional code);
9) the variable information surface and the fragile adhesive sticker with the holographic rainbow effect are compounded together, and the holographic rainbow laser secret type anti-counterfeiting mark is formed through die cutting.
In the step 1), the coating weight of the transfer laser coating is 1.3g/m2The adopted laser transfer aluminum-plating coating is BH-1001C type laser transfer aluminum-plating coating.
In the step 4), the coating 2 is coated with laser aluminizing paint, and the laser aluminizing paint is FL-7104B type composite laser aluminizing paint. The coating process comprises the following steps: coating with 250 mesh electric carving roller with coating weight of 0.5g/m2And drying temperature: 90-120-180-140 ℃, vehicle speed: 70 m/min.
In step 6), the transfer coating 4 is coated with a UV coating liquid with a mark number of 1580, purchased from Shanghai Yi code industries, Ltd. The coating process is anilox roller coating, the mesh number is 360 meshes, and UV light curing is performed.
In step 7), the amount of the polyamide layer 5 applied was 1.0g/m2The coating process comprises the following steps: the polyamide material (TECHNOMET PA 6239) was dissolved in isopropanol and then coated, the coating temperature: 90 ℃, anilox mesh count: 250 mesh, coating viscosity (coat-4 cup): 13', vehicle speed: 50 m/min; after the polyamide layer 5 is coated, the T-peel strength between the transfer coating 4 and the embossed holographic information layer 3 is: 0.0030N/mm.
Claims (7)
1. The utility model provides a holographic rainbow laser cryptomorphic false proof mark which characterized in that: the holographic rainbow film comprises a plastic film layer (1), a coating layer (2), a die pressing holographic information layer (3), a transfer coating layer (4), a polyamide layer (5), a printing layer (6), a pressure-sensitive adhesive layer (7), a holographic rainbow transfer layer, a first glue layer (10), a fragile paper layer (11) and a second glue layer (12) which are arranged from top to bottom in sequence; the holographic rainbow transfer layer comprises a laser die-pressing information layer (8) and an aluminum-plated layer (9), wherein the laser die-pressing information layer (8) is positioned above the aluminum-plated layer (9);
the anti-counterfeiting mark can be uncovered and is divided into a stripping part and a reserved part, wherein the stripping part is a part above the transfer coating (4), and the reserved part is the transfer coating (4) and a part below the transfer coating (4).
2. The holographic rainbow laser crypto-type anti-counterfeiting mark according to claim 1, characterized in that: the plastic film layer (1) is a plastic film with the thickness of 12-38 mu m, and the plastic film is one of a PP film, a PET film or a holographic aluminum washing film.
3. The holographic rainbow laser crypto-type anti-counterfeiting mark according to claim 1, characterized in that: the coating (2) is a transparent color layer which is a colorless transparent color layer or a light color transparent color layer, and a die-pressed holographic information layer (3) is formed on the surface after die pressing.
4. The holographic rainbow laser crypto-type anti-counterfeiting mark according to claim 1, characterized in that: the thickness of the transfer coating (4) is 0.8-3 microns.
5. The holographic rainbow laser crypto-type anti-counterfeiting mark according to claim 1, characterized in that: the information of the printing layer (6) comprises pictures and texts and variable information.
6. The holographic rainbow laser crypto-type anti-counterfeiting mark according to claim 5, wherein: a local covering layer (14) is arranged above the plastic film layer (1) corresponding to the position of the variable information of the printing layer (6).
7. The holographic rainbow laser crypto-type anti-counterfeiting mark according to claim 1, characterized in that: a release paper layer (13) is arranged below the second glue layer (12).
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| CN202120662214.0U CN214336160U (en) | 2021-03-31 | 2021-03-31 | Holographic rainbow laser secret type anti-counterfeiting mark |
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