CN211311356U - Optical variable anti-counterfeiting unsealing line - Google Patents
Optical variable anti-counterfeiting unsealing line Download PDFInfo
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- CN211311356U CN211311356U CN201921792451.8U CN201921792451U CN211311356U CN 211311356 U CN211311356 U CN 211311356U CN 201921792451 U CN201921792451 U CN 201921792451U CN 211311356 U CN211311356 U CN 211311356U
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Abstract
The utility model relates to a packing technical field that guards against falsification discloses an anti-fake tear-off line of light variability. The anti-fake tear-off line of light variability includes the substrate, be provided with the fashioned imaging layer of laser mould preparation of utilization on the front of substrate, still arranged the dielectric layer that is formed by fluorescent medium on the imaging layer, first aluminized layer and pressure sensitive adhesive layer have still been arranged in proper order on the dielectric layer, second aluminized layer, anti-fake layer and antiseized layer have set gradually on the back of substrate. The image of the laser mould pressing can improve the definition on formation of image layer, and the fluorescence medium of direct arrangement simultaneously on the image layer, fluorescence medium can restore the formation of image layer, and when the vision angle changes, the fluorescence medium can realize spy shadow light variation's effect, guarantees people and observes the accuracy of image, has improved the anti-fake effect of tearing open the seal line.
Description
Technical Field
The utility model relates to a packing technical field that guards against falsification especially relates to an optical change is anti-fake tears a line open.
Background
The anti-counterfeiting pull line and the like are often arranged on products such as cigarettes, compact discs, valuable documents, packaging films and the like as the unsealing line, so that the product packaging effect and the product grade can be improved, the attractiveness and the brightness of product packaging are increased, the overall design of the packaging is not influenced, and the consumer can easily unseal the packaging. The existing unsealing line is basically made of transparent materials, and people usually make anti-counterfeiting patterns or fluorescent information on the stay wire in order to increase the anti-counterfeiting strength of the unsealing line.
The Chinese patent with application publication number CN109036106A and application publication date 2018.12.18 discloses a method for manufacturing an anti-counterfeiting composite stay wire for precision packaging, which comprises the following steps: selecting a BOPP polyethylene film as a base material; designing and manufacturing a holographic mould pressing plate; thirdly, the holographic mould pressing plate is subjected to mould pressing holographic patterns through a mould pressing machine to form an information layer; fourthly, vacuum aluminum plating is carried out on the base material; printing the anti-counterfeiting code and the two-dimensional code on the upper surface of the aluminum-plated layer to form an anti-counterfeiting layer I, and forming an anti-counterfeiting layer II on the lower surface of the base layer; sixthly, printing a release layer on the lower surface of the anti-counterfeiting layer II; seventhly, coating the adhesive on the lower surface of the release layer to form an adhesive layer, and coating the silicone oil paper on the release layer by using the adhesive layer to form an anti-sticking layer while gluing; compounding a transparent film on the upper surface of the anti-counterfeiting layer I to obtain a forming film; ninthly, cutting and packaging.
When the anti-counterfeiting composite stay wire obtained by the manufacturing method is used, the information layer is manufactured and molded by adopting a full-system die pressing plate, the holographic pattern is formed on the base material, and the information layer and the aluminum plating layer are arranged in a staggered mode, so that the attractive effect is improved. However, after the holographic pattern is molded on the base material, people can clearly observe the holographic pattern within a proper angle range, and when the visual angle of people changes, light and color can change, so that the accuracy of observing the image by people is influenced, and the anti-counterfeiting effect of the seal removing line is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at: the utility model provides an anti-fake tear-off seal line of light variability to the anti-fake tear-off seal line among the solution prior art influences the accuracy that people observed the image when people's vision angle changes, thereby has influenced the problem of the anti-fake effect of tear-off seal line.
In order to realize the above-mentioned purpose, the utility model provides an anti-fake tear-off line that changes of light, comprises a substrate, be provided with the fashioned formation of image layer of the radium-shine mould preparation of utilization laser on the front of substrate, still arranged the dielectric layer that forms by fluorescence medium on the formation of image layer, first aluminized layer and pressure sensitive adhesive layer have still been arranged in proper order on the dielectric layer, second aluminized layer, anti-fake layer and antiseized layer have set gradually on the back of substrate.
Preferably, the fluorescent medium is zinc sulfide.
Preferably, the laser die is a laser nickel plate or a PET laser film.
Preferably, a first ink layer is further arranged between the first aluminum plating layer on the front surface of the substrate and the pressure-sensitive adhesive layer.
Preferably, a second ink layer is further arranged between the substrate and the second aluminum plated layer on the back surface of the substrate.
Preferably, the thickness of the pressure-sensitive adhesive layer is 4 μm to 30 μm.
Preferably, the release layer has a thickness of 1 μm to 20 μm.
Compared with the prior art, the embodiment of the utility model, its beneficial effect lies in: the formation of image layer utilizes laser mould to adopt the mould pressing technology preparation shaping, arrange fluorescence medium as the dielectric layer on the formation of image layer simultaneously, the image of laser mould pressing can improve the definition on formation of image layer, the fluorescence medium of direct arrangement on the image layer simultaneously, fluorescence medium can restore the formation of image layer, when the vision angle changes, fluorescence medium can realize the effect that spy shadow light becomes, guarantee people and observe the accuracy of image, the anti-fake effect of sealing line is torn open has been improved.
Drawings
Fig. 1 is a schematic structural view of the optically variable anti-counterfeiting unsealing line of the utility model.
In the figure, 1, a substrate; 2. an imaging layer; 3. a dielectric layer; 4. plating an aluminum layer; 5. a first color ink layer; 6. a second ink layer; 7. an anti-counterfeiting layer; 8. a pressure sensitive adhesive layer; 9. an anti-sticking layer; 10. and a second aluminum plating layer.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
The utility model discloses an optical change anti-fake tear-off line's preferred embodiment, as shown in figure 1, this optical change anti-fake tear-off line includes substrate 1, imaging layer 2, dielectric layer 3, first aluminized layer 4, first color ink layer 5, second color ink layer 6, pressure sensitive adhesive layer 8, anti-fake layer 7, second aluminized layer 10 and antiseized layer 9.
The base material 1 is made of a BOPP (biaxially oriented polypropylene) material, the BOPP material is good in toughness and high in shrinkage rate, the longitudinal shrinkage rate is 3% -8%, and the transverse shrinkage rate is 1% -3%. Defining one side of the optical variable anti-counterfeiting unsealing line which is attached to a package when in use as a front side, arranging an imaging layer 2 on the front side of a base material 1, manufacturing and molding the imaging layer 2 by adopting a mold pressing process, drawing a preset pattern on a laser mold to form a laser mold plate, and pressing an image by utilizing the laser mold plate, wherein the laser mold adopts a laser nickel plate or a PET laser film, the thickness of the laser nickel plate is 15 mu-80 mu, the thickness of the PET laser mother film is 12 mu m-50 mu m, the temperature during mold pressing is controlled to be 80-180 ℃, and the pressure is controlled to be 0.1-0.6 MPa.
The dielectric layer 3 is arranged on the imaging layer 2, the fluorescent medium of the dielectric layer 3 is zinc sulfide, the zinc sulfide is directly plated on the surface of the imaging layer 2 in a vacuum evaporation mode, and the light transmittance of the dielectric layer 3 formed by the zinc sulfide is controlled to be 0.05-0.3. Adopt laser mould pressing imaging process and directly plate the medium on imaging layer 2, utilize zinc sulfide atomic structure composition and high compactness zinc sulfide under the gasification state to carry out 100% reduction to imaging layer 2, realize spy shadow light variation's effect, when the visual angle produces the change, realize the colour interconversion, guarantee people and observe the accuracy of image, improved the anti-fake effect of sealing the line of tearing open.
The first aluminum-plated layer 4 is arranged above the dielectric layer 3, the first aluminum-plated layer 4 adopts a vacuum aluminum-plating mode, an aluminum wire is directly plated on the surface of the dielectric layer 3 through evaporation, the thickness of the first aluminum-plated layer 4 is controlled to be 200 angstroms to 600 angstroms, and 1 angstrom is equal to 0.1 nm.
A first color ink layer 5 is arranged above the first aluminum coating layer 4, the color magic of the first color ink layer 5 is acid and alkali resistant color ink, the acid and alkali resistant color ink is printed on the surface of the first aluminum coating layer 4 in a roller coating mode, and the dry coating amount of the acid and alkali resistant color ink is controlled to be 1g/m2To 5g/m2The depth of the roller coating plate during roller coating is 18-50 microns, and the number of lines during printing is 10-150 lines. The curing temperature of the acid and alkali resistant ink is controlled to be 60-120 ℃, in the embodiment, the acid and alkali resistant ink is acrylic resin, full printing, characters or letters can be selectively printed, the first aluminum plated layer 4 which is not printed with the acid and alkali resistant ink is removed through an accurate aluminum removing process, and meanwhile, the acid and alkali resistant ink with different colors and different functions can be selected to play roles in appearance diversity and protection.
The first color ink layer 5 is also provided with a pressure-sensitive adhesive layer 8, the pressure-sensitive adhesive layer 8 is coated on the surface of the first color ink layer 5 by a gluing process, the thickness of the coating is controlled to be 4-30 mu m, the depth of the coating is 15-120 mu m, the curing process of the pressure-sensitive adhesive layer 8 is dried by infrared rays in a drying tunnel, and the drying temperature of the infrared rays is 200-500 ℃.
The back surface of the substrate 1 is also provided with a second color ink layer 6, the color ink of the second color ink layer 6 is aqueous color ink, the aqueous color ink is printed on the back surface of the substrate 1 by adopting a roller coating or spraying mode, and the dry coating amount of the aqueous color ink is controlled to be 1g/m2To 5g/m2When roller-coatingThe roller coating plate is 30-80 microns, and the number of lines in printing is 10-150 lines. The second color ink layer 6 can play a role in appearance diversity by selecting aqueous color inks with different colors and different functions.
The back of the second color ink layer 6 is also provided with a second aluminum plating layer 10, the second aluminum plating layer 10 adopts a vacuum aluminum plating mode, an aluminum wire is directly plated on the surface of the second color ink layer 6 through evaporation, and the thickness of the aluminum layer is controlled to be 200-600 angstroms.
And an anti-counterfeiting layer 7 is further arranged on the back surface of the second aluminum-plated layer 10 on the back surface of the second ink layer 6, and the anti-counterfeiting layer 7 is used for forming an anti-counterfeiting image and plays a role in anti-counterfeiting protection for the unsealing line. The anti-counterfeiting layer 7 is made of acrylic resin, the acrylic resin is printed on the surface of the second aluminum-plated layer 10 in a roller coating or spraying mode, and the dry coating amount is controlled to be 1g/m2To 5g/m2The depth of the roller coating plate is 30-80 microns, the number of lines is 10-150 lines, and the curing temperature of the anti-counterfeiting layer 7 is controlled to be 60-120 ℃.
The back of the anti-counterfeiting layer 7 is also provided with an anti-sticking layer 9, the anti-sticking layer 9 is coated on the anti-counterfeiting layer 7 by adopting a coating process, the thickness of the anti-sticking layer 9 is controlled to be 1-20 mu m, the depth of a coating plate is selected to be 5-80 mu m, the anti-sticking layer 9 is cured in a UV (ultraviolet) lamp box, and the wavelength of ultraviolet rays is controlled to be 200-500 nm.
To sum up, the embodiment of the utility model provides an anti-fake tear-off line of light variability, its formation of image layer utilizes laser mould to adopt the molding process preparation shaping, arrange fluorescence medium as the dielectric layer on the formation of image layer simultaneously, laser mould moulded image can improve the definition on formation of image layer, directly arrange fluorescence medium on the image layer simultaneously, fluorescence medium can restore the formation of image layer, when the vision angle changes, fluorescence medium can realize spy shadow light variability's effect, guarantee people and observe the accuracy of image, the anti-fake effect of tear-off line has been improved.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and replacements can be made without departing from the technical principle of the present invention, and these modifications and replacements should also be regarded as the protection scope of the present invention.
Claims (7)
1. The utility model provides an anti-fake tear-off line of light variability which characterized in that, includes the substrate, be provided with the fashioned imaging layer of laser mould preparation on the front of substrate, still arranged the dielectric layer that forms by the fluorescence medium on the imaging layer, still arranged first aluminized layer and pressure sensitive adhesive layer on the dielectric layer in proper order, set gradually second aluminized layer, anti-fake layer and antiseized layer on the back of substrate.
2. The optically variable anti-counterfeiting unsealing line according to claim 1, wherein the fluorescent medium is zinc sulfide.
3. The optically variable anti-counterfeiting unsealing line according to claim 1 or 2, wherein the laser die is a laser nickel plate or a PET laser film.
4. The optically variable anti-counterfeiting unsealing line according to claim 1 or 2, wherein a first ink layer is further arranged between the first aluminum plating layer on the front surface of the substrate and the pressure sensitive adhesive layer.
5. The optically variable anti-counterfeiting unsealing line according to claim 1 or 2, wherein a second color ink layer is further arranged between the substrate and the second aluminum plated layer on the back surface of the substrate.
6. The optically variable anti-counterfeiting unsealing line according to claim 1 or 2, wherein the thickness of the pressure-sensitive adhesive layer is 4 μm to 30 μm.
7. An optically variable anti-counterfeiting unsealing line according to claim 1 or 2, wherein the thickness of the anti-sticking layer is 1 μm to 20 μm.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921792451.8U CN211311356U (en) | 2019-10-23 | 2019-10-23 | Optical variable anti-counterfeiting unsealing line |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921792451.8U CN211311356U (en) | 2019-10-23 | 2019-10-23 | Optical variable anti-counterfeiting unsealing line |
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| CN211311356U true CN211311356U (en) | 2020-08-21 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110698995A (en) * | 2019-10-23 | 2020-01-17 | 广州市花都联华包装材料有限公司 | Optically variable anti-counterfeiting unsealing line and manufacturing method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110698995A (en) * | 2019-10-23 | 2020-01-17 | 广州市花都联华包装材料有限公司 | Optically variable anti-counterfeiting unsealing line and manufacturing method thereof |
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