CN113306255B - Image comparison physical foaming gasket and preparation method thereof - Google Patents
Image comparison physical foaming gasket and preparation method thereof Download PDFInfo
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- CN113306255B CN113306255B CN202110655069.8A CN202110655069A CN113306255B CN 113306255 B CN113306255 B CN 113306255B CN 202110655069 A CN202110655069 A CN 202110655069A CN 113306255 B CN113306255 B CN 113306255B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B38/00—Ancillary operations in connection with laminating processes
- B32B38/14—Printing or colouring
- B32B38/145—Printing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/18—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by features of a layer of foamed material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B42—BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
- B42D—BOOKS; BOOK COVERS; LOOSE LEAVES; PRINTED MATTER CHARACTERISED BY IDENTIFICATION OR SECURITY FEATURES; PRINTED MATTER OF SPECIAL FORMAT OR STYLE NOT OTHERWISE PROVIDED FOR; DEVICES FOR USE THEREWITH AND NOT OTHERWISE PROVIDED FOR; MOVABLE-STRIP WRITING OR READING APPARATUS
- B42D25/00—Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof
- B42D25/30—Identification or security features, e.g. for preventing forgery
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F3/00—Labels, tag tickets, or similar identification or indication means; Seals; Postage or like stamps
- G09F3/02—Forms or constructions
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2255/00—Coating on the layer surface
- B32B2255/26—Polymeric coating
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/80—Packaging reuse or recycling, e.g. of multilayer packaging
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Mechanical Engineering (AREA)
- Laminated Bodies (AREA)
Abstract
The invention relates to the technical field of anti-counterfeiting products, in particular to an image comparison physical foaming gasket and a preparation method thereof. The image comparison physical foaming gasket comprises a first laminating film layer, a foaming layer, a second laminating film layer, a printing layer and a BOPP film layer which are sequentially arranged from top to bottom; the printing layer information comprises a two-dimensional code and randomly distributed particle points, and a corresponding relation exists between the two-dimensional code and the randomly distributed particle points. The two-dimensional code and the random particles are combined, the anti-counterfeiting characteristics of each gasket are unique, the imitation difficulty is high, the identification is simple, and the anti-counterfeiting effect is good; the preparation method provided by the invention adopts a film spraying mode for production, glue is not adopted, the product is healthier and safer, and the waste materials in the production process can be recycled, so that the energy is saved and the environment is protected.
Description
Technical Field
The invention relates to the technical field of anti-counterfeiting products, in particular to an image comparison physical foaming gasket and a preparation method thereof, and is suitable for the fields of liquor, cosmetic packaging and the like.
Background
The physical foaming gasket is widely applied to bottle caps of white spirit, cosmetics and the like, and plays a role in sealing and leakage prevention. The gasket has no anti-counterfeiting function basically.
Chinese patent CN 105083736 a discloses an anti-counterfeit bottle cap gasket and a preparation method thereof. The anti-counterfeiting bottle cap gasket is formed by sequentially connecting a foaming layer, a first adhesive layer, a release layer, a holographic information layer, an aluminum-plated layer, a second adhesive layer and a transparent covering layer from top to bottom; the aluminum-plated layer is provided with a vacant part, and the digital layer and the printing layer are arranged in parallel inside the vacant part. Through process combination, the traditional common bottle cap gasket is changed into a brand-new structure anti-counterfeiting gasket; the anti-counterfeiting characteristics and the anti-counterfeiting information are added on the basis of the original bottle cap gasket, so that the production cost is reduced; the problem of gasket deformation is solved by adopting a composite transfer method; the separation layer, the holographic information layer and the aluminum plating layer are sandwiched between two layers of materials, so that liquid in the bottle is prevented from soaking and damaging the separation layer, the holographic information layer and the aluminum plating layer. However, the label is produced in a composite mode, glue is adopted in the production process, certain influence is caused on the quality of the product, and the label is not healthy and safe enough. In addition, the anti-counterfeiting information of the gasket is not unique, and the anti-counterfeiting strength is low.
Disclosure of Invention
Aiming at the defects of the prior art, the invention aims to provide an image comparison physical foaming gasket, which combines two-dimensional codes and random particles, and has unique anti-counterfeiting characteristics, high imitation difficulty, simple identification and good anti-counterfeiting effect; the invention also provides a preparation method thereof, the coating mode is adopted for production, glue is not adopted, the product is healthier and safer, the waste materials in the production process can be recycled, and the energy is saved and the environment is protected.
The image comparison physical foaming gasket comprises a first laminating film layer, a foaming layer, a second laminating film layer, a printing layer and a BOPP film layer which are sequentially arranged from top to bottom;
the printing layer information comprises a two-dimensional code and randomly distributed particle points, and a corresponding relation exists between the two-dimensional code and the randomly distributed particle points. The picture obtained by scanning the two-dimensional code information and jumping the webpage is the same as the position, size and color of the particles on the real object, so that the authenticity of the product can be visually identified, and a counterfeiter is difficult to imitate.
The random particles can be 2 types, one type is real particle points, and the particles printed by the method have concave-convex feeling and randomly distributed color positions by a traditional printing method, so that each gasket has unique graphic characteristics. The other method is realized by a digital printing mode, the colors of the random particle points printed by the mode are various, and special colors can be added to improve the anti-counterfeiting grade of the product.
Preferably, the particle dots are colored particle dots.
The invention relates to a preparation method of an image comparison physical foaming gasket, which comprises the following steps:
1) selecting a single-side corona BOPP film;
2) preparing a printing layer on the BOPP film, wherein the information of the printing layer comprises two-dimensional codes and randomly distributed particle points;
3) carrying out image acquisition association on the BOPP film with the prepared printing layer by using an acquisition device, forming a data folder by acquired information, and uploading the acquired images to a server to establish an association relationship between the images and the two-dimensional codes;
4) bonding the BOPP film with the prepared printing layer with a physical foaming material in a PE film spraying mode, wherein the two-dimensional codes and the randomly distributed particle points are in contact with the film spraying material when the film is sprayed, and the information of the printing layer is arranged between the foaming material and the BOPP film;
5) spraying a PE film on the other side of the foaming material;
6) and after the film coating is finished, cutting the gaskets into pieces by using a die cutting machine, and then packaging.
In the step 1), the thickness of the single-side corona BOPP film is more than or equal to 12 microns, and preferably 30 microns.
In the step 2), the mode for preparing the printing layer is one of the following two modes;
mode 1: positioning and printing UV gloss oil added with metal particles by using a flexible printing machine, drying in a UV lamp drying mode, and positioning and spray-printing two-dimensional code information;
mode 2: utilize digital machine printing random particle and two-dimensional code information, the clearance of 1mm is left with random particle printing area to the two-dimensional code, guarantees that random particle point does not influence the grade of two-dimensional code, guarantees the recognition rate.
In the step 4), the temperature of the PE film is controlled at 315-320 ℃, the thickness of the PE film has no special requirements, and the PE film is specifically adjusted according to the product requirements.
In step 5), the thickness of the PE film is 10-50 μm, preferably 16 μm.
In step 5), the PE film is sprayed, and the temperature is controlled at 295-300 ℃.
In the step 4) and the step 5), the PE spraying film comprises the following ingredients in proportion: PE material: 90-95 wt%, opening agent: 2-4 wt% of slipping agent and 3-6 wt% of lubricating agent.
The physical foaming material is prepared from PE granules, the thickness of the physical foaming material has no special requirement, and the physical foaming material is adjusted according to the product requirement.
Compared with the prior art, the invention has the beneficial effects that:
1. the invention combines the two-dimensional code with the random particles, and the authenticity of the product is identified by comparing the picture obtained by scanning the code with the printing effect of a real object. The two-dimensional code copying and transferring method can effectively avoid the situation that the two-dimensional code is copied and transferred for use, because the particle points of each product are randomly generated, the color, the size and the relative position of each point are randomly variable, the method is realized by a concave-convex sense or a spot color ink printing mode, and the two-dimensional code copying and transferring method cannot be used for copying. The anti-counterfeiting grade of the product is improved, and the possibility of counterfeiting is reduced.
2. The invention realizes the code scanning comparison technology on the physical foaming gasket product, can verify the authenticity of the product through intuitive image comparison identification, is convenient for the public to verify and prevents counterfeiters from counterfeiting.
3. The two-dimensional code is associated with the variable random point by the vision collector, and unique identity characteristics are given to each gasket product.
4. The random particle point realization mode is realized, the traditional printing or digital printing mode can be realized, and each mode has unique advantages and characteristics. The real particle points are printed in a traditional printing mode, and the particles printed in the mode have concave-convex feeling and randomly distributed color positions, so that each gasket has unique graphic characteristics. The method is realized through a digital printing mode, the colors of the random particle points printed by the method are various, special colors can be added, and the anti-counterfeiting grade of the product is improved.
5. The structure of each layer of the gasket is combined together by utilizing a film spraying mode, and the mode is simple, convenient, sanitary and environment-friendly, thereby avoiding the use of glue and ensuring the product to be more healthy and safe.
6. The product of the invention can resist the soaking in wine for a long time and can not be layered.
7. Solves the problems that the production waste is difficult to treat, the material is not degradable and can not be recycled. The die cutting waste materials generated in the die cutting process can be granulated and recycled again for secondary utilization, and the method is energy-saving and environment-friendly.
8. The invention adopts a double-sided film process, so that the gasket cannot generate small chips when being punched and formed and plugged into the bottle cap.
Drawings
FIG. 1 is a schematic diagram of the layer structure of the image comparison physical foaming gasket of the present invention;
in the figure: 1. a first laminating layer; 2. a foamed layer; 3. a second laminating layer; 4. printing layer; 5. and (4) a BOPP film layer.
Detailed Description
Embodiments of the present invention are further described below with reference to the accompanying drawings.
As shown in fig. 1, the image comparison physical foaming gasket comprises a first lamination film layer 1, a foaming layer 2, a second lamination film layer 3, a printing layer 4 and a BOPP film layer 5 which are sequentially arranged from top to bottom;
the information of the printing layer 4 comprises a two-dimensional code and randomly distributed particle points, and a corresponding relation exists between the two-dimensional code and the randomly distributed particle points.
Example 1
The preparation method of the image comparison physical foaming gasket comprises the following specific steps:
1) a film with a thickness of 40 μm bopp was selected.
2) Printing UV gloss oil added with metal particles on a BOPP film in a positioning manner by using a flexo printing machine, drying the UV gloss oil in a UV lamp drying manner, and then printing two-dimensional code information in a positioning and spraying manner to form a printing layer 4; the color of the metal particles can be one or more, and the adding proportion of the metal particles in the gloss oil is 5.3%.
3) And (3) carrying out image acquisition association on the BOPP film with the prepared printing layer 4 by using an acquisition device, forming a data folder by the acquired information, uploading the acquired image to a server, and establishing an association relationship between the image and the two-dimensional code.
4) Bonding the BOPP film of the prepared printing layer 4 with a physical foaming material in a PE film spraying manner, wherein the two-dimensional codes and the randomly distributed particles are in contact with the film spraying material when the film is sprayed, so that the information of the printing layer 4 is between the foaming material and the BOPP film; the PE particles are fully melted and kept clean in the film spraying process, and the temperature is controlled to be 317 +/-2 ℃.
5) PE film with the thickness of 16 mu m is sprayed on the other side of the foaming material, and the film spraying temperature is controlled at 297 +/-2 ℃.
In the steps 4) and 5), the PE film is prepared according to the following mixture ratio: PE material: 93.5 wt%, opening agent: 2.5 wt% and 4 wt% of slipping agent. Wherein, the opening agent adopts AB108, and the slipping agent adopts 505E.
6) And after the film coating is finished, cutting the gaskets into pieces by using a die cutting machine, and then packaging.
Example 2
The preparation method of the image comparison physical foaming gasket comprises the following specific steps:
1) a single-sided corona BOPP film with a thickness of 30 μm was selected.
2) And printing random particles and two-dimensional code information on the BOPP film by using a digital machine to form a printing layer 4. A1 mm gap is reserved between the two-dimensional code and a random particle printing area, the random particle points are guaranteed not to influence the grade of the two-dimensional code, and the recognition rate is guaranteed.
3) And (3) carrying out image acquisition association on the BOPP film with the prepared printing layer 4 by using an acquisition device, forming a data folder by the acquired information, uploading the acquired image to a server, and establishing an association relationship between the image and the two-dimensional code.
4) Bonding the BOPP film of the prepared printing layer 4 with a physical foaming material in a PE film spraying manner, wherein the two-dimensional codes and the randomly distributed particles are in contact with the film spraying material when the film is sprayed, so that the information of the printing layer 4 is between the foaming material and the BOPP film; the PE particles are fully melted and kept clean in the film spraying process, and the temperature is controlled to be 317 +/-2 ℃.
5) PE film with the thickness of 20 mu m is poured on the other side of the foaming material, and the film pouring temperature is controlled at 297 +/-2 ℃.
In the steps 4) and 5), the PE film is prepared according to the following mixture ratio: PE material: 93.5 wt%, opening agent: 2.5 wt% and 4 wt% of slipping agent. Wherein, the opening agent adopts AB108, and the slipping agent adopts 505E.
6) And after the film coating is finished, cutting the gaskets into pieces by using a die cutting machine, and then packaging.
Claims (8)
1. The utility model provides a physics foaming gasket is compared to image which characterized in that: comprises a first laminating film layer (1), a foaming layer (2), a second laminating film layer (3), a printing layer (4) and a BOPP film layer (5) which are arranged from top to bottom in sequence;
the information of the printing layer (4) comprises a two-dimensional code and randomly distributed particle points, and a corresponding relation exists between the two-dimensional code and the randomly distributed particle points; the particle dots are formed by printing or by coating solid particles;
the printing layer (4) is prepared in one of the following two ways;
mode 1: positioning and printing UV gloss oil added with metal particles by using a flexible printing machine, drying in a UV lamp drying mode, and positioning and spray-printing two-dimensional code information;
mode 2: and printing the random particles and the two-dimensional code information by using a digital machine.
2. The image contrasting physical foam gasket of claim 1, wherein: the particle points are colored particle points.
3. A method for preparing an image comparison physical foaming gasket according to any one of claims 1-2, which is characterized in that: the method comprises the following steps:
1) selecting a single-side corona BOPP film;
2) preparing a printing layer (4) on the BOPP film, wherein the information of the printing layer (4) comprises two-dimensional codes and randomly distributed particle points;
3) the BOPP film of the prepared printing layer (4) is subjected to image collection association by a collector, collected information forms a data folder, and the collected images are uploaded to a server to establish association between the images and the two-dimensional codes;
4) bonding the BOPP film of the prepared printing layer (4) with a physical foaming material in a PE film spraying mode, wherein the two-dimensional codes and the randomly distributed particle points are in contact with the film spraying material when the film is sprayed, so that the information of the printing layer (4) is between the foaming material and the BOPP film;
5) spraying a PE film on the other side of the foaming material;
6) and after the film coating is finished, cutting the gaskets into pieces by using a die cutting machine, and then packaging.
4. The method for preparing an image comparison physical foaming gasket according to claim 3, wherein the method comprises the following steps: in the step 1), the thickness of the single-side corona BOPP film is more than or equal to 12 microns.
5. The method for preparing an image comparison physical foaming gasket according to claim 3, wherein the method comprises the following steps: in the step 4), the PE film is sprayed, and the temperature is controlled at 315-320 ℃.
6. The method for preparing an image comparison physical foaming gasket according to claim 3, wherein the method comprises the following steps: in the step 5), the thickness of the PE film is 10-50 μm.
7. The method for preparing an image comparison physical foaming gasket according to claim 3, wherein the method comprises the following steps: in the step 5), the PE film is sprayed, and the temperature is controlled at 295-300 ℃.
8. The method for preparing an image comparison physical foaming gasket according to claim 3, wherein the method comprises the following steps: in the step 4) and the step 5), the PE spraying film comprises the following ingredients in proportion: PE material: 90-95 wt%, opening agent: 2-4 wt% of slipping agent and 3-6 wt% of lubricating agent.
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| CN113306255B true CN113306255B (en) | 2022-06-07 |
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| CN113706998B (en) * | 2021-08-30 | 2023-06-30 | 山东泰宝信息科技集团有限公司 | Uncovered hidden random characteristic anti-counterfeiting mark and preparation method thereof |
| CN115071306A (en) * | 2022-06-24 | 2022-09-20 | 山东泰宝信息科技集团有限公司 | Metal luster digital anti-counterfeiting gasket, preparation method thereof and anti-counterfeiting method |
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| WO2012055270A1 (en) * | 2010-10-27 | 2012-05-03 | 海南亚元防伪技术研究所 | Anti-counterfeit printing material with hot stamping texture, special hot stamping foil and manufacturing method for same |
| CN104802558A (en) * | 2015-05-13 | 2015-07-29 | 魏春红 | Method for manufacturing anti-counterfeit labels |
| CN208291851U (en) * | 2018-11-21 | 2018-12-28 | 烟台市永盛密封科技有限公司 | A kind of two dimensional code gasket that food safety grade is high |
| CN110033694A (en) * | 2019-05-07 | 2019-07-19 | 熊建民 | The method for anti-counterfeit and antifalsification label and application system of random aberration inducing |
| CN209785409U (en) * | 2019-05-07 | 2019-12-13 | 熊建民 | Anti-counterfeit label and application system |
| CN110239179A (en) * | 2019-06-21 | 2019-09-17 | 黄山永新股份有限公司 | A kind of water-mist-proof polyethylene film, composite membrane and preparation method |
| CN112927600A (en) * | 2020-11-28 | 2021-06-08 | 拍拍看(海南)人工智能有限公司 | 3D information anti-counterfeiting mark |
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