CN107154213B - Intelligent random feature identification anti-counterfeiting mark and preparation method thereof - Google Patents
Intelligent random feature identification anti-counterfeiting mark and preparation method thereof Download PDFInfo
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- 238000002360 preparation method Methods 0.000 title claims abstract description 13
- 239000010410 layer Substances 0.000 claims abstract description 108
- 238000007639 printing Methods 0.000 claims abstract description 22
- 239000004820 Pressure-sensitive adhesive Substances 0.000 claims abstract description 13
- 229920002545 silicone oil Polymers 0.000 claims abstract description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 10
- 239000012790 adhesive layer Substances 0.000 claims abstract description 9
- 239000011248 coating agent Substances 0.000 claims description 40
- 238000000576 coating method Methods 0.000 claims description 40
- 239000000463 material Substances 0.000 claims description 30
- 229920006257 Heat-shrinkable film Polymers 0.000 claims description 24
- 239000003292 glue Substances 0.000 claims description 19
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 claims description 18
- 229910000831 Steel Inorganic materials 0.000 claims description 15
- 239000002131 composite material Substances 0.000 claims description 15
- 239000010959 steel Substances 0.000 claims description 15
- 238000013329 compounding Methods 0.000 claims description 12
- 238000004026 adhesive bonding Methods 0.000 claims description 11
- 238000000034 method Methods 0.000 claims description 9
- 239000011127 biaxially oriented polypropylene Substances 0.000 claims description 6
- 229920006378 biaxially oriented polypropylene Polymers 0.000 claims description 6
- 238000005520 cutting process Methods 0.000 claims description 4
- 238000007689 inspection Methods 0.000 claims description 4
- 238000005096 rolling process Methods 0.000 claims description 3
- 229910000906 Bronze Inorganic materials 0.000 claims description 2
- 239000004743 Polypropylene Substances 0.000 claims description 2
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 2
- 239000010974 bronze Substances 0.000 claims description 2
- KUNSUQLRTQLHQQ-UHFFFAOYSA-N copper tin Chemical compound [Cu].[Sn] KUNSUQLRTQLHQQ-UHFFFAOYSA-N 0.000 claims description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 2
- 229910052737 gold Inorganic materials 0.000 claims description 2
- 239000010931 gold Substances 0.000 claims description 2
- 229910052709 silver Inorganic materials 0.000 claims description 2
- 239000004332 silver Substances 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 7
- 230000007613 environmental effect Effects 0.000 abstract description 2
- 239000000047 product Substances 0.000 description 19
- 239000000853 adhesive Substances 0.000 description 7
- 230000001070 adhesive effect Effects 0.000 description 7
- 238000009826 distribution Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 238000004804 winding Methods 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 3
- 238000010023 transfer printing Methods 0.000 description 3
- 239000011241 protective layer Substances 0.000 description 2
- 239000002344 surface layer Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000013065 commercial product Substances 0.000 description 1
- 239000008987 corocalm Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
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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
-
- 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
- G09F3/0291—Labels or tickets undergoing a change under particular conditions, e.g. heat, radiation, passage of time
-
- 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
- G09F3/0297—Forms or constructions including a machine-readable marking, e.g. a bar code
-
- 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
- G09F2003/0257—Multilayer
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- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
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Abstract
The invention relates to an anti-counterfeiting mark, in particular to an intelligent random feature identification anti-counterfeiting mark and a preparation method thereof. The mark comprises a heat shrinkage film layer, a bonding layer, an ink protection layer, a printing layer, a transfer adhesive layer, a water-soluble film layer, a fragile film layer, a pressure-sensitive adhesive layer and a silicone oil paper layer which are sequentially arranged from top to bottom, wherein a plurality of holes are randomly distributed on the water-soluble film layer, and anti-counterfeiting sheets are embedded in the holes; the anti-counterfeiting mark can be torn and is divided into a stripping part and a bottom-reserved part, wherein the stripping part comprises a heat shrinkage film layer, a bonding layer, an ink protection layer, a printing layer, a transfer adhesive layer and a water-soluble film layer from top to bottom in sequence; the bottom part is sequentially provided with an anti-counterfeiting sheet, a fragile film layer, a pressure-sensitive adhesive layer and a silicone oil paper layer from top to bottom. The water-soluble film adopted by the invention is soluble when meeting water, has the characteristics of anti-counterfeiting, release and environmental protection, and the prepared mark can effectively prevent secondary transfer, can be used for multiple anti-counterfeiting, and has simple identification and good anti-counterfeiting effect; the preparation method is scientific, reasonable, simple and feasible.
Description
Technical Field
The invention relates to an anti-counterfeiting mark, in particular to an intelligent random feature identification anti-counterfeiting mark and a preparation method thereof.
Background
Along with the progress of technology, anti-counterfeiting means are more advanced and more diversified. In order to prevent the products from being counterfeited, most of commodity manufacturers adopt anti-counterfeiting marks to prevent the produced commodities from being counterfeited.
The anti-counterfeiting methods commonly used at present mainly comprise the following steps:
firstly, adopting special printing technology to print the anti-counterfeit label of the product, for example adopting printing technologies such as laser, invisible ink, fluorescent ink and the like to print anti-counterfeit information on the label to prepare the anti-counterfeit label, because the same type of product adopts the same label, the anti-counterfeit label is easy to forge in batches, has poor anti-counterfeit effect and is difficult to effectively prevent counterfeiting.
Secondly, the product package, such as a disposable wine bottle or a bottle cap, is manufactured by special equipment and technology, but the package is also easy to forge in batches and is difficult to effectively prevent counterfeiting.
Thirdly, the anti-counterfeiting digital code and the like are in a corresponding relation with the two-dimensional code, and when a consumer purchases a product, the consumer verifies authenticity by scanning the two-dimensional code, but in actual use, the coded data are printed with labels after being uniformly generated by a computer, and the coded data representing the authenticity of the product can be illegally copied and counterfeited, so that the anti-counterfeiting effect is difficult to ensure.
In addition, the anti-counterfeiting mark at present has poor performance of preventing secondary transfer, and the anti-counterfeiting mark can be integrally transferred after being heated by a blower, so that the anti-counterfeiting mark is easily transferred, and the economic benefit of manufacturers is greatly influenced.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to solve the technical problems that: the intelligent random feature identification anti-counterfeiting mark can effectively prevent secondary transfer, can be used for multiple anti-counterfeiting, and is simple in identification and good in anti-counterfeiting effect; the invention also provides a preparation method of the composite.
The intelligent random feature identification anti-counterfeiting mark comprises a heat shrinkage film layer, a bonding layer, an ink protection layer, a printing layer, a transfer adhesive layer, a water-soluble film layer, a fragile film layer, a pressure-sensitive adhesive layer and a silicone oil paper layer which are sequentially arranged from top to bottom, wherein a plurality of holes are randomly distributed on the water-soluble film layer, and anti-counterfeiting sheets are embedded in the holes;
the anti-counterfeiting mark can be torn and is divided into a stripping part and a bottom-reserved part, wherein the stripping part comprises a heat shrinkage film layer, a bonding layer, an ink protection layer, a printing layer, a transfer adhesive layer and a water-soluble film layer from top to bottom in sequence; the bottom part is sequentially provided with an anti-counterfeiting sheet, a fragile film layer, a pressure-sensitive adhesive layer and a silicone oil paper layer from top to bottom.
When the anti-counterfeiting mark is torn, the water-soluble film layer is separated from the anti-counterfeiting sheet in the cavity of the water-soluble film layer, the separated anti-counterfeiting sheet is left as a bottom, and the water-soluble film layer is peeled off, so that the anti-counterfeiting mark has anti-counterfeiting characteristic.
The cavity corresponds to the anti-counterfeiting sheet.
The ink protective layer is a release layer coated during transfer printing in the preparation method.
The color of the anti-counterfeiting sheet is one or more of gold, silver, bronze, red, green, blue or gray.
The anti-counterfeiting sheet is one or more of hollow round, semicircular, hexagonal, diamond-shaped, crescent-shaped, rectangular, square or S-shaped.
The thickness of the anti-counterfeiting sheet is 15-50 μm, and the surface area is 1-10mm 2 。
The information of the printing layer is a variable two-dimensional code, a variable anti-counterfeiting code, a variable one-dimensional bar code, a fixed pattern and character information.
The water-soluble film layer can be easily dissolved in water, is environment-friendly and has an anti-counterfeiting function dissolved in water.
The preparation method of the intelligent random feature identification anti-counterfeiting mark comprises the following steps:
(1) Uniformly mixing hydrosol with the anti-counterfeiting sheet;
(2) Coating the hydrosol and the anti-counterfeiting sheet which are obtained in the step (1) and are uniformly mixed on a fragile material serving as a base material, and rolling the fragile material after being attached by a steel roller;
(3) Firstly, coating a release layer above a pet film, then mirror-printing a two-dimensional code and other graphic information above the release layer, coating transfer glue above a printing surface, compounding the coating surface of the material obtained in the step (2) with the coating surface, curing, and stripping the pet film;
(4) Gluing the surface of the heat-shrinkable film, compounding the heat-shrinkable film on the exposed surface of the material obtained in the step (3) after peeling the pet film, and performing die cutting and inspection to obtain a marked product;
(5) And acquiring two-dimensional code information, photographing the die-cut identification product, establishing a corresponding relation between the two-dimensional code and the identification photo, and transmitting the two-dimensional code and the photo information to a background server. After scanning the two-dimension code, the consumer displays a corresponding photo of the identification product on the scanning terminal.
The fragile material is special crushed fragile paper SCA, and is a commercial product of Shuguan adhesive product Limited in Zhongshan city. The material is very fragile, has good printing effect, is suitable for sealing the trademark of anti-counterfeiting products, and has the following storage conditions of base paper: the temperature is 0-40 ℃ and the relative humidity is more than 70%. Because the material has fragility, the mark has good anti-transfer effect.
The fragile material is compounded on silicone oil paper by pressure sensitive adhesive when purchased, and is directly used when printed. The fragile material has a three-layer structure: the adhesive comprises a fragile film layer, a pressure-sensitive adhesive layer and a silicone oil paper layer from top to bottom.
The hydrosol is prepared from PVA and pure water.
The thickness of the coating wet coating in the step (2) is 160-200 mu m, and the temperature of an oven of coating equipment is 70-90 ℃.
And (3) winding after the steel roller is attached in the step (2), wherein the temperature of the steel roller is 50-60 ℃, the pressure is 0.4-0.5MPa, the vehicle speed is 20-25 m/min, the unreeling tension is 30-32N, the oven tension is 70-72N, and the winding tension is 140-142N.
And (3) mixing cf-206 with ethyl acetate to obtain the glue for the glue coating in the step (4), wherein the thickness of the glue coating is 3-5 mu m.
The cf-206 is a product sold by Weifang Fule New Material Co.
The heat-shrinkable film in the step (4) is a BOPP composite film, a PP composite film or a POF composite film, and the thickness of the heat-shrinkable film is 14-18 mu m. The heat-shrinkable film can play a role in preventing the transfer of the hot-air label and prevent secondary use after transfer.
The invention relates to a preparation method of an intelligent random feature identification anti-counterfeiting mark, which comprises the following specific steps:
(1) Mixing the hydrosol with the anti-counterfeiting sheet uniformly.
(2) Coating the hydrosol and the anti-counterfeiting sheet which are uniformly mixed and obtained in the step (1) on a fragile material serving as a base material in a comma gluing mode of a dry type compounding machine, and winding after coating is completed and being attached by a steel roller;
the hydrosol is prepared from PVA and pure water, wherein the mass ratio of the PVA to the pure water is 1:5, the anti-counterfeiting sheet accounts for 0.3-0.35% of the mass of the hydrosol;
the thickness of the coating wet coating is 160-200 mu m, the coating equipment comprises six groups of ovens, and the temperatures of the ovens are 70 ℃, 80 ℃, 90 ℃, 80 ℃ and 70 ℃ respectively;
the temperature of the steel roller is 50-60 ℃, the pressure is 0.4MPa, the speed of the steel roller is 20 m/min, the unreeling tension is 30N, the oven tension is 70N, and the reeling tension is 140N;
the temperature, pressure and tension can ensure that the hydrosol mixed with the anti-counterfeiting sheet is fully dried after being coated on the fragile material, or else, the hydrosol is reversely stuck after being rolled. Especially, the temperature and pressure of the steel roller are very important, so that all anti-counterfeiting sheets are attached to fragile materials after the steel roller is attached, and finally, the formed mark product is formed. The torn water-soluble film layer is provided with a cavity corresponding to the anti-counterfeiting sheet at the bottom part.
(3) Transfer printing two-dimensional codes and other graphic information:
a. firstly, a release layer is coated on the pet film, and the release layer is of the type: 1581;
b. mirror printing is performed above the release layer by using a digital printer, wherein the printing content comprises a variable two-dimensional code, a variable anti-counterfeiting code, a variable one-dimensional bar code, a fixed pattern and character information;
c. coating transfer glue on the printed release surface by using a dry type compounding machine, compounding the coating surface of the material obtained in the step (2) with the material, wherein the temperature of an oven for coating the glue is 90 ℃, curing after coating is finished, curing conditions are 50 ℃, and curing time is 12 hours;
the transfer glue adopts a mixed glue of YH-3666 and YH-3666B, and the mass ratio of the two is 5:1;
the YH-3666 and the YH-3666B are all commercial products of Beijing Gaobang New Material Co., ltd.
d. And stripping the pet film, and transferring the two-dimensional code and other graphic information to the coating surface of the fragile material.
(4) Composite heat-shrinkable film: and (3) gluing the surface of the heat-shrinkable film, compounding the heat-shrinkable film on the exposed surface of the material obtained in the step (3) after peeling the pet film, and performing die cutting and inspection to obtain the marked product.
The heat-shrinkable film is a BOPP composite film with the thickness of 14-18 mu m; the BOPP composite film has very good heat shrinkage performance, shrinkage and curling can occur after the BOPP composite film is heated by a blower, and the phenomenon that an illegal merchant completely transfers marks after heated by hot air can be effectively prevented;
the adhesive adopted by the composite heat-shrinkable film, namely the adhesive adopted by gluing the surface of the heat-shrinkable film is prepared by mixing cf-206 with ethyl acetate, the gluing thickness is 3-5 mu m, the gluing thickness cannot exceed 5 mu m, otherwise, the shrinkage and curling of the surface heat-shrinkable film can be influenced when a hot air blower is used for heating the mark, and the whole transfer preventing performance is lost; the mass ratio of cf-206 to ethyl acetate is 1:3, a step of;
when the glue is coated, the temperature of the oven is 100, 95 and 85 ℃ and the total three sections of ovens are used.
The adopted heat-shrinkable film has the following characteristics:
(5) And acquiring two-dimensional code information, photographing the die-cut identification product, establishing a corresponding relation between the two-dimensional code and the identification photo, and transmitting the two-dimensional code and the photo information to a background server.
When the consumer identifies the authenticity:
the pictures stored in the server can be called and displayed on the mobile phone by scanning the identification two-dimensional code. The authenticity is judged by comparing the distribution of the anti-counterfeiting pieces on the mark with the displayed picture, and the counterfeiter cannot imitate and counterfeit because the distribution of the anti-counterfeiting pieces has randomness.
After scanning the two-dimensional code, uncovering the mark, leaving the anti-counterfeiting sheet contained in the mark on the base paper, and allowing a hole corresponding to the stripping part to exist on the surface of the stripping part. Random security patches are not printed and therefore may be selected.
The intelligent random feature recognition anti-counterfeiting mark has the following functions:
1. when the anti-fake sheet is torn off by a nail, the randomly formed anti-fake sheet is attached to the fragile film layer, and a cavity corresponding to the anti-fake sheet exists on the surface of the stripping part.
2. When the air heater is used for heating at 200-300 ℃, the thermal shrinkage film on the surface layer is shrunk, and the label is left on the object to be pasted and cannot be completely transferred.
3. When the mark is directly lifted by the nail, the label is split into a reserved part and a stripping part from the water-soluble film layer, and the stripping part has incomplete information and can not be reused.
In summary, the beneficial effects of the invention are as follows:
1. the water-soluble film is soluble in water, and has the characteristics of anti-counterfeiting, release and environmental protection.
2. The anti-counterfeiting sheet of the mark is randomly embedded in the water-soluble film layer, so that the mark is difficult to forge and has high anti-counterfeiting strength.
3. When the mark is directly uncovered, the label is split into a reserved bottom part and a stripping part from the water-soluble film layer, and the stripping part has incomplete information and cannot be used for a second time; when the transfer is performed by adopting a heating mode of an air heater, the thermal shrinkage film on the surface layer is shrunk and curled, and the mark pattern information is remained on the attached object and cannot be completely transferred. The anti-transfer performance is good, and the secondary transfer is effectively prevented.
4. The identification can be read by adopting the mobile phone, the picture stored in the server can be called and displayed on the mobile phone by scanning the identification two-dimensional code, the identification is identical to the surface characteristics of the identification, and the identification is simple and has good anti-counterfeiting effect.
5. The invention also provides a preparation method of the anti-counterfeiting mark, which is scientific, reasonable, simple and easy to implement.
Drawings
FIG. 1 is a schematic diagram of the structure of the security device of the present invention;
FIG. 2 is a schematic view of the structure of the peeled portion of the water-soluble film layer of the present invention;
in the figure: 1. a silicone oil paper layer; 2. a pressure-sensitive adhesive layer; 3. a frangible membrane layer; 4. a water-soluble film layer; 5. an anti-counterfeiting sheet; 6. transferring the adhesive layer; 7. printing a layer; 8. an ink protective layer; 9. a bonding layer; 10. a heat-shrinkable film layer; 11. a cavity.
Detailed Description
Embodiments of the present invention are further described below with reference to the accompanying drawings.
Examples
As shown in fig. 1-2, the intelligent random feature identification anti-counterfeiting mark comprises a heat shrinkage film layer 10, a bonding layer 9, an ink protection layer 8, a printing layer 7, a transfer adhesive layer 6, a water-soluble film layer 4, a fragile film layer 3, a pressure-sensitive adhesive layer 2 and a silicone oil paper layer 1 which are sequentially arranged from top to bottom, wherein a plurality of holes 11 are randomly distributed on the water-soluble film layer 4, and anti-counterfeiting sheets 5 are embedded in the holes 11;
the anti-counterfeiting mark can be torn and is divided into a stripping part and a reserved bottom part, wherein the stripping part comprises a heat shrinkage film layer 10, a bonding layer 9, an ink protection layer 8, a printing layer 7, a transfer adhesive layer 6 and a water-soluble film layer 4 from top to bottom in sequence; the bottom part is sequentially provided with an anti-counterfeiting sheet 5, a fragile film layer 3, a pressure-sensitive adhesive layer 2 and a silicone oil paper layer 1 from top to bottom.
The color of the anti-counterfeiting sheet 5 is golden.
The shape of the anti-counterfeiting sheet 5 is hexagonal.
The thickness of the anti-counterfeiting sheet 5 is 25 mu m, and the surface area is 1.8mm 2 。
The information of the printing layer 7 is a variable two-dimensional code, a variable anti-counterfeiting code, a variable one-dimensional bar code, a fixed pattern and character information.
The preparation method comprises the following steps:
(1) The hydrosol is uniformly mixed with the anti-counterfeiting sheet 5. The hydrosol is prepared from PVA and pure water, wherein the mass ratio of the PVA to the pure water is 1:5, the anti-counterfeiting sheet 5 accounts for 0.35% of the mass of the hydrosol.
(2) Coating the hydrosol obtained in the step (1) and the anti-counterfeiting sheet 5 which are uniformly mixed on a fragile material serving as a base material in a comma gluing mode of a dry type compounding machine, and winding after coating is completed and being attached by a steel roller;
the fragile material is special crushed fragile paper SCA, and is compounded on silicone paper by pressure sensitive adhesive during purchase, and the fragile material has a three-layer structure: the adhesive comprises a fragile film layer 3, a pressure-sensitive adhesive layer 2 and a silicone oil paper layer 1 from top to bottom.
The thickness of the coating wet coating is 180 mu m, the total six groups of ovens are used for coating, and the temperatures of the ovens are respectively 70 ℃, 80 ℃, 90 ℃, 80 ℃ and 70 ℃;
the temperature of the steel roller is 50-60 ℃, the pressure is 0.4MPa, the speed of the steel roller is 20 m/min, the unreeling tension is 30N, the oven tension is 70N, and the reeling tension is 140N.
(3) Transfer printing two-dimensional codes and other graphic information:
a. firstly, a release layer is coated on the pet film, and the release layer is of the type: 1581; the release layer is an ink protection layer 8 in the mark product;
b. mirror printing is performed above the release layer by using a digital printer, wherein the printing content comprises a variable two-dimensional code, a variable anti-counterfeiting code, a variable one-dimensional bar code, a fixed pattern and character information;
c. coating transfer glue on the printed release surface by using a dry type compounding machine, compounding the coating surface of the material obtained in the step (2) with the transfer glue, wherein the temperature of an oven for coating the glue is 90 ℃, curing after coating is finished, curing conditions are 50 ℃, and curing time is 12 hours;
the transfer glue adopts a mixed glue of YH-3666 and YH-3666B, and the mass ratio of the two is 5:1;
d. and stripping the pet film, and transferring the two-dimensional code and other graphic information to the coating surface of the fragile material.
(4) Composite heat-shrinkable film: and (3) gluing the surface of the heat-shrinkable film, compounding the heat-shrinkable film on the exposed surface of the material obtained in the step (3) after peeling the pet film, and performing die cutting and inspection to obtain the marked product.
The heat-shrinkable film is a BOPP composite film with the thickness of 16 mu m.
The adhesive adopted by the composite heat-shrinkable film, namely the adhesive adopted by gluing the surface of the heat-shrinkable film, is prepared by mixing cf-206 with ethyl acetate, and the gluing thickness is 3 mu m.
The mass ratio of cf-206 to ethyl acetate is 1:3, a step of;
when the glue is coated, the temperature of the oven is 100, 95 and 85 ℃ and the total three sections of ovens are used.
(5) And acquiring two-dimensional code information, photographing the die-cut identification product, establishing a corresponding relation between the two-dimensional code and the identification photo, and transmitting the two-dimensional code and the photo information to a background server.
When the authenticity is identified, the following steps are carried out:
through scanning the two-dimensional code, the pictures stored in the server can be called and displayed on the mobile phone, and the surface features are completely identical and are true. The authenticity is identified by comparing the distribution of the marked anti-counterfeiting pieces 5 with the displayed pictures, and the counterfeiters cannot imitate the anti-counterfeiting pieces 5 because the distribution has randomness.
After scanning the two-dimensional code, the mark is uncovered, all the anti-counterfeiting pieces 5 contained in the mark are left on the base paper, and the surface of the stripping part is provided with a cavity 11 corresponding to the stripping part. Since the random security patch 5 is not printed, it may be sorted out.
Claims (5)
1. A preparation method of an intelligent random feature recognition anti-counterfeiting mark is characterized by comprising the following steps of: the intelligent random feature identification anti-counterfeiting mark comprises a heat shrinkage film layer (10), a bonding layer (9), an ink protection layer (8), a printing layer (7), a transfer adhesive layer (6), a water-soluble film layer (4), a fragile film layer (3), a pressure-sensitive adhesive layer (2) and a silicone oil paper layer (1) which are sequentially arranged from top to bottom, wherein a plurality of holes (11) are randomly distributed on the water-soluble film layer (4), and anti-counterfeiting sheets (5) are embedded in the holes (11);
the anti-counterfeiting mark can be torn and is divided into a stripping part and a bottom-reserved part, wherein the stripping part comprises a heat shrinkage film layer (10), a bonding layer (9), an ink protection layer (8), a printing layer (7), a transfer adhesive layer (6) and a water-soluble film layer (4) from top to bottom in sequence; the bottom part is sequentially provided with an anti-counterfeiting sheet (5), a fragile film layer (3), a pressure-sensitive adhesive layer (2) and a silicone oil paper layer (1) from top to bottom;
the preparation method of the intelligent random feature identification anti-counterfeiting mark comprises the following steps:
(1) Uniformly mixing hydrosol with the anti-counterfeiting sheet;
(2) Coating the hydrosol and the anti-counterfeiting sheet which are obtained in the step (1) and are uniformly mixed on a fragile material serving as a base material, and rolling the fragile material after being attached by a steel roller;
(3) Firstly, coating a release layer above a pet film, then mirror-printing a two-dimensional code and other graphic information above the release layer, coating transfer glue above a printing surface, compounding the coating surface of the material obtained in the step (2) with the coating surface, curing, and stripping the pet film;
(4) Gluing the surface of the heat-shrinkable film, compounding the heat-shrinkable film on the exposed surface of the material obtained in the step (3) after peeling the pet film, and performing die cutting and inspection to obtain a marked product;
(5) Collecting two-dimensional code information, photographing the die-cut identification product, establishing a corresponding relation between the two-dimensional code and the identification photo, and transmitting the two-dimensional code and the photo information to a background server;
the hydrosol is prepared from PVA and pure water;
the thickness of the coating wet coating in the step (2) is 160-200 mu m, and the temperature of an oven of coating equipment is 70-90 ℃;
the steel roller is rolled after being attached by the steel roller, the temperature of the steel roller is 50-60 ℃, the pressure is 0.4-0.5MPa, the vehicle speed is 20-25 m/min, the unreeling tension is 30-32N, the oven tension is 70-72N, and the rolling tension is 140-142N;
and (3) mixing cf-206 with ethyl acetate to obtain the glue for the glue coating in the step (4), wherein the thickness of the glue coating is 3-5 mu m.
2. The method for preparing the intelligent random feature recognition anti-counterfeiting mark according to claim 1, wherein the method comprises the following steps of: the color of the anti-counterfeiting sheet (5) is one or more of gold, silver, bronze, red, green, blue or gray.
3. The method for preparing the intelligent random feature recognition anti-counterfeiting mark according to claim 1, wherein the method comprises the following steps of: the anti-counterfeiting sheet (5) is one or more of hollow round, semicircular, hexagonal, diamond-shaped, crescent-shaped, rectangular, square or S-shaped.
4. The method for preparing the intelligent random feature recognition anti-counterfeiting mark according to claim 1, wherein the method comprises the following steps of: the thickness of the anti-counterfeiting sheet (5) is 15-50 mu m, and the surface area is 1-10mm 2 。
5. The method for preparing the intelligent random feature recognition anti-counterfeiting mark according to claim 1, wherein the method comprises the following steps of: the heat-shrinkable film in the step (4) is a BOPP composite film, a PP composite film or a POF composite film, and the thickness of the heat-shrinkable film is 14-18 mu m.
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| CN111204501A (en) * | 2018-11-21 | 2020-05-29 | 北京柯斯元科技有限公司 | Anti-counterfeiting mark volume label structure and label attaching method thereof |
| CN110555492B (en) * | 2019-07-15 | 2022-04-22 | 华南理工大学 | Preparation method of high-imitation micro-display two-dimensional code |
| CN110277013B (en) * | 2019-07-19 | 2024-06-14 | 惠州柏星龙包装有限公司 | Transfer decal paper with anti-counterfeiting mark |
| CN110534015A (en) * | 2019-09-24 | 2019-12-03 | 无锡徐达防伪科技有限公司 | A kind of frangible anti-counterfeiting label of heat shrinkage film and its manufacture craft |
| CN114023181B (en) * | 2021-11-19 | 2023-04-25 | 山东泰宝信息科技集团有限公司 | Fluorescent light angle color-changing anti-counterfeiting label and preparation method thereof |
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| CN2513182Y (en) * | 2001-11-21 | 2002-09-25 | 中恒世纪科技实业股份有限公司 | Anti-fake paper special for adhesive |
| CN2554751Y (en) * | 2002-07-25 | 2003-06-04 | 许毅群 | Anti-forged mark |
| CN102394029B (en) * | 2010-10-27 | 2013-04-03 | 海南亚元防伪技术研究所 | Thermo-printing texture anti-counterfeit printed product, special thermo-printing film and manufacturing method thereof |
| CN102280069B (en) * | 2011-08-13 | 2013-04-10 | 无锡新光印防伪技术有限公司 | Anti-counterfeiting label with anti-transfer performance and preparation method thereof |
| CN202601083U (en) * | 2012-05-15 | 2012-12-12 | 山东泰宝防伪技术产品有限公司 | Embedded laser type anti-counterfeiting label of plastic film |
| CN103093691B (en) * | 2013-01-15 | 2015-08-19 | 广东正迪科技股份有限公司 | Integrated forgery-preventing label manufacturing process |
| CN104464504B (en) * | 2013-09-16 | 2017-11-21 | 深圳市同盛绿色科技有限公司 | Antifalsification label, the manufacture method of antifalsification label and method for anti-counterfeit |
| CN104794988A (en) * | 2014-09-17 | 2015-07-22 | 无锡市龙创印刷科技有限公司 | Transfer prevention label |
| CN106297549A (en) * | 2016-08-31 | 2017-01-04 | 温州豪格防伪科技有限公司 | A kind of nano-particle opens antifalsification label and preparation method thereof of keeping on file |
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Application publication date: 20170912 Assignee: SHANDONG TAIBAO PACKAGING PRODUCT Co.,Ltd. Assignor: Shandong Taibao Information Technology Group Co.,Ltd. Contract record no.: X2024980008874 Denomination of invention: Intelligent random feature recognition anti-counterfeiting identification and its preparation method Granted publication date: 20230505 License type: Common License Record date: 20240708 |