CN103963505B - A kind of holographic false proof film production process - Google Patents
A kind of holographic false proof film production process Download PDFInfo
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- CN103963505B CN103963505B CN201410167293.2A CN201410167293A CN103963505B CN 103963505 B CN103963505 B CN 103963505B CN 201410167293 A CN201410167293 A CN 201410167293A CN 103963505 B CN103963505 B CN 103963505B
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 22
- 238000003825 pressing Methods 0.000 claims abstract description 19
- 239000000853 adhesive Substances 0.000 claims abstract description 12
- 230000001070 adhesive effect Effects 0.000 claims abstract description 12
- 239000010410 layer Substances 0.000 claims description 60
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 claims description 52
- 239000011248 coating agent Substances 0.000 claims description 30
- 238000000576 coating method Methods 0.000 claims description 30
- 239000011241 protective layer Substances 0.000 claims description 23
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 claims description 18
- 150000001875 compounds Chemical class 0.000 claims description 15
- 239000011347 resin Substances 0.000 claims description 14
- 229920005989 resin Polymers 0.000 claims description 14
- 210000002469 basement membrane Anatomy 0.000 claims description 12
- 238000001035 drying Methods 0.000 claims description 10
- 239000004816 latex Substances 0.000 claims description 10
- 229920000126 latex Polymers 0.000 claims description 10
- 239000004925 Acrylic resin Substances 0.000 claims description 9
- 229920000178 Acrylic resin Polymers 0.000 claims description 9
- 238000004026 adhesive bonding Methods 0.000 claims description 9
- 238000000465 moulding Methods 0.000 claims description 7
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 6
- NIXOWILDQLNWCW-UHFFFAOYSA-N Acrylic acid Chemical compound OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 5
- 229920002301 cellulose acetate Polymers 0.000 claims description 5
- 241000209094 Oryza Species 0.000 claims description 4
- 235000007164 Oryza sativa Nutrition 0.000 claims description 4
- 235000009566 rice Nutrition 0.000 claims description 4
- 238000001771 vacuum deposition Methods 0.000 claims description 4
- 239000005083 Zinc sulfide Substances 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- 239000000377 silicon dioxide Substances 0.000 claims description 3
- DRDVZXDWVBGGMH-UHFFFAOYSA-N zinc;sulfide Chemical compound [S-2].[Zn+2] DRDVZXDWVBGGMH-UHFFFAOYSA-N 0.000 claims description 3
- 239000004411 aluminium Substances 0.000 claims description 2
- 229920002799 BoPET Polymers 0.000 abstract description 12
- 238000005516 engineering process Methods 0.000 abstract description 6
- 230000002950 deficient Effects 0.000 abstract description 2
- 238000007639 printing Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 17
- 229920000139 polyethylene terephthalate Polymers 0.000 description 11
- 239000003085 diluting agent Substances 0.000 description 4
- 238000005242 forging Methods 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 238000010790 dilution Methods 0.000 description 3
- 239000012895 dilution Substances 0.000 description 3
- 230000008020 evaporation Effects 0.000 description 3
- 238000001704 evaporation Methods 0.000 description 3
- 239000002904 solvent Substances 0.000 description 3
- 229920003002 synthetic resin Polymers 0.000 description 3
- 239000000057 synthetic resin Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 238000003848 UV Light-Curing Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004049 embossing Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000010076 replication Effects 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Abstract
The present invention discloses a kind of holographic false proof film production process, belong to laser antifalsification technology field, adopt the mode of transfer, first is carrier with PET film, is coated with transfer layer and Information Level successively, completes the printing of holographic anti-fake information at the temperature of 60-80 DEG C, ensure the complete, clear of holographic information, with adhesive, the Information Level with hologram all being transferred in PVC film again, solving conventional P VC holographic anti-counterfeiting film because being unable to undergo temperature-pressure, directly mold pressing cannot obtain the defective workmanship of hologram image.
Description
Technical field
The present invention relates to a kind of holographic false proof film production process, belong to field of anti-counterfeit technology.
Background technology
Holographic false proof refers to a kind of anti-counterfeiting technology utilizing laser color hologram plate-making technology and moulding replication technology to complete, at present, holographic anti-counterfeiting film generally adopts PET film or OPP film as carrier, then on carrier, be coated with the Information Level with hologram and protective layer successively, but because a lot of certificate many employings PVC material, PET film or OPP film is caused to be that the holographic anti-counterfeiting film of carrier is difficult to fit tightly on the certificate of PVC material, this take just PVC film as the holographic anti-counterfeiting film of carrier in the urgent need to researching and developing a kind of, be that the holographic false proof film production process of carrier mainly exists following defect in the market with PVC film:
Because PVC film non-refractory, distortion is just easy to more than 80 DEG C, and the molding temperature of holographic anti-counterfeiting film is generally 120 DEG C-200 DEG C, so take PVC film as the holographic embossing technique of temperature-pressure of the inapplicable routine of holographic anti-counterfeiting film of carrier, UV curing mode can only be adopted, and the reasons such as UV solidification can be flowed because of liquid coating in process of production, mold pressing size, lost part hologram fringe, and then cause the definition of hologram influenced.
In view of this, the present inventor studies this, and develop a kind of holographic false proof film production process specially, this case produces thus.
Summary of the invention
The object of this invention is to provide a kind of holographic false proof film production process; pass through transfer method; first using PET basement membrane as carrier; then transfer layer, holographic anti-fake information layer, protective layer are coated on PET basement membrane successively; with PVC latex, epilamellar for PET all adhesion layers are transferred to PVC film again, finally obtain that holographic anti-fake information is complete, PVC holographic anti-counterfeiting film clearly.
To achieve these goals, solution of the present invention is:
A kind of holographic false proof film production process, comprises the steps:
1) on PET basement membrane, be coated with transfer layer, coating speed is 120-125m/min, and the thickness of transfer layer is 1.2-1.5 μm, coating post-drying, and oven temperature is 60-80 DEG C;
2) on above-mentioned transfer layer, be coated with Information Level, coating speed is 120-125m/min, and information layer thicknesses is 2.0-2.5 μm, coating post-drying, and oven temperature is 60-80 DEG C;
3) adopt pressing film roller to carry out press mold to Information Level, hologram pattern is impressed on Information Level by holographic version, and molding temperature is 60-80 DEG C, mold pressing speed 40-45m/min;
4) holographic film obtained after impression carries out Vacuum Deposition medium, and form protective layer, protective layer thickness is 0.17-0.2 μm;
5) blade coating adhesive on above-mentioned protective layer, described adhesive selects poly-ethyl acetate latex, gluing temperature is 24-26 DEG C, spread is every square metre of 8-10 gram (moisture), and then by PVC film compound on the protection layer and dry, compound baking oven length is 25-32 rice (the above baking oven of 6 joint), speed 10-12 rice per minute, baking oven the first half distance (first three joint) temperature is 30-35 DEG C, and later half distance (rear three joints) temperature is 25-30 DEG C, the pressure 0.28-0.32Mpa between compound tense deflector roll;
6) finally PET basement membrane is peeled off, complete PVC holographic false proof film production.
As preferably, above-mentioned steps 1) described in transfer layer by 9-12%(mass ratio) cellulose acetate resin, 15-18%(mass ratio) acroleic acid resin and 71-76%(mass ratio) ethyl acetate formulated.
As preferably, above-mentioned steps 2) described in Information Level by 27-37%(mass ratio) acrylic resin, 52-62%(mass ratio) ethyl acetate and 7-12%(mass ratio) butanone is formulated.
As preferably, above-mentioned steps 4) described in protective layer medium be wherein a kind of in aluminium, zinc sulphide or silica.
Above-mentioned holographic false proof film production process, compared with traditional PVC holographic false proof film production process, tool has the following advantages:
1, the mode of transfer is adopted, first is carrier with PET film, transfer layer and Information Level is coated with successively at the temperature of 60-80 DEG C, complete the printing of holographic anti-fake information, ensure the complete, clear of holographic information, with adhesive, the Information Level with hologram all being transferred in PVC film again, solving conventional P VC holographic anti-counterfeiting film because being unable to undergo temperature-pressure, directly mold pressing cannot obtain the defective workmanship of hologram image;
2, in numerous acrylic resins and celluosic resin, apolegamy is applicable to transfer layer and the hologram layer of the physical and chemical property of PVC film, and select high volatile volatile can ethyl acetate and butanone as diluent, namely ensure the compacting quality of hologram, can make again PET film smoothly and intactly peel off from transfer layer;
3, transfer layer, Information Level coating, and hologram impression has been selected and is coated with different low temperature coated stoving processes and contour forging technique from conventional holographic, ensures the complete, clear of holographic anti-fake information further;
4, low temperature latex cure branch mode is adopted, under the prerequisite not affecting PVC film stretching, by the mode of holographic anti-counterfeiting film protective layer gluing; then low-temperature setting; holographic false proof layer in original PET film is all transferred in PVC film, obtains hologram image clear, complete PVC holographic anti-counterfeiting film.
Below in conjunction with specific embodiment, the present invention is described in further detail.
Detailed description of the invention
embodiment 1
A kind of holographic false proof film production process, comprises the steps:
1) on PET basement membrane, transfer layer is coated with, coating speed is 120m/min, the thickness of transfer layer is 1.2 μm, coating post-drying, oven temperature is 60 DEG C, and described transfer layer is by 9%(mass ratio) cellulose acetate resin, 15%(mass ratio) B850 acroleic acid resin and 76%(mass ratio) ethyl acetate formulated;
2) on above-mentioned transfer layer, Information Level is coated with, coating speed is 120m/min, information layer thicknesses is 2.0 μm, coating post-drying, oven temperature is 60 DEG C, described Information Level by 27% 9015 acrylic resins, evaporation rate faster 61% ethyl acetate and 12% butanone formulated as solvent dilution; When preparing the synthetic resin of transfer layer and Information Level, need to take into full account that the filming performance of described coating, tensile property, surface tension and PVC film characteristic match requirement; In numerous acrylic resins and celluosic resin, apolegamy is applicable to transfer layer and the hologram layer of the physical and chemical property of PVC film, and select high volatile volatile can ethyl acetate and butanone as diluent, namely ensure the compacting quality of hologram, can make again PET film smoothly and intactly peel off from transfer layer;
3) adopt pressing film roller to carry out press mold to Information Level, hologram pattern is impressed on Information Level by holographic version, and molding temperature is 60 DEG C, mold pressing speed 40m/min, and the hologram fringe degree of depth, striped are identical with common holographic anti-counterfeiting film; Because have selected the Information Level of the low temperature being applicable to PVC characteristic, the softening point of Information Level declines, and adopts conventional mould pressing process can cause sticky version (hologram layer dissolves and adheres in holographic version), so the mould pressing process of this step must with PVC characteristic to consistent; Transfer layer, Information Level are coated with, and hologram impression has been selected and is coated with different low temperature coated stoving processes and contour forging technique from conventional holographic, ensures the complete, clear of holographic anti-fake information further;
4) holographic film obtained after impression carries out vacuum aluminum-coated, and form protective layer, protective layer thickness is 0.17 μm;
5) blade coating adhesive on above-mentioned protective layer, described adhesive selects poly-ethyl acetate latex, gluing temperature is 24 DEG C, spread is every square metre 8 grams (moisture), then by PVC film compound on the protection layer and dry, compound baking oven length is 25 meters of (being generally the above baking oven of 6 joint) 10 meters per minute of speed, and first three joint temperature of baking oven is 30 DEG C, rear three joint temperature are 25 DEG C, the pressure 0.28Mpa between compound tense deflector roll; Adopt low temperature latex cure branch mode, before not affecting PVC film and stretching under topic, by the mode of holographic anti-counterfeiting film protective layer gluing, then low-temperature setting, holographic false proof layer in original PET film is all transferred in PVC film, obtains hologram image clear, complete PVC holographic anti-counterfeiting film;
6) finally PET basement membrane is peeled off, complete PVC holographic false proof film production.
embodiment 2
A kind of holographic false proof film production process, comprises the steps:
1) on PET basement membrane, transfer layer is coated with, coating speed is 122m/min, the thickness of transfer layer is 1.4 μm, coating post-drying, oven temperature is 70 DEG C, and described transfer layer is by 10%(mass ratio) cellulose acetate resin, 17%(mass ratio) B850 acroleic acid resin and 73%(mass ratio) ethyl acetate formulated;
2) on above-mentioned transfer layer, Information Level is coated with, coating speed is 122m/min, information layer thicknesses is 2.3 μm, coating post-drying, oven temperature is 70 DEG C, described Information Level by 35% 9015 acrylic resins, evaporation rate faster 58% ethyl acetate and 7% butanone formulated as solvent dilution, described percentage is mass ratio; When preparing the synthetic resin of transfer layer and Information Level, need to take into full account that the filming performance of described coating, tensile property, surface tension and PVC film characteristic match requirement; In numerous acrylic resins and celluosic resin, apolegamy is applicable to transfer layer and the hologram layer of the physical and chemical property of PVC film, and select high volatile volatile can ethyl acetate and butanone as diluent, namely ensure the compacting quality of hologram, can make again PET film smoothly and intactly peel off from transfer layer;
3) adopt pressing film roller to carry out press mold to Information Level, hologram pattern is impressed on Information Level by holographic version, and molding temperature is 70 DEG C, mold pressing speed 42m/min, and the hologram fringe degree of depth, striped are identical with common holographic anti-counterfeiting film; Because have selected the Information Level of the low temperature being applicable to PVC characteristic, the softening point of Information Level declines, and adopts conventional mould pressing process can cause sticky version (hologram layer dissolves and adheres in holographic version), so the mould pressing process of this step must with PVC characteristic to consistent; Transfer layer, Information Level are coated with, and hologram impression has been selected and is coated with different low temperature coated stoving processes and contour forging technique from conventional holographic, ensures the complete, clear of holographic anti-fake information further;
4) holographic film obtained after impression carries out Vacuum Deposition zinc sulphide, and form protective layer, protective layer thickness is 0.19 μm;
5) blade coating adhesive on above-mentioned protective layer, described adhesive selects poly-ethyl acetate latex, gluing temperature is 25 DEG C, spread is every square metre 9 grams (moisture), then by PVC film compound on the protection layer and dry, compound baking oven length is 25 meters of (being generally the above baking oven of 6 joint) 11 meters per minute of speed, and first three joint temperature of baking oven is 32 DEG C, rear three joint temperature are 28 DEG C, the pressure 0.3Mpa between compound tense deflector roll; Adopt low temperature latex cure branch mode, before not affecting PVC film and stretching under topic, by the mode of holographic anti-counterfeiting film protective layer gluing, then low-temperature setting, holographic false proof layer in original PET film is all transferred in PVC film, obtains hologram image clear, complete PVC holographic anti-counterfeiting film;
6) finally PET basement membrane is peeled off, complete PVC holographic false proof film production.
embodiment 3
A kind of holographic false proof film production process, comprises the steps:
1) on PET basement membrane, transfer layer is coated with, coating speed is 125m/min, the thickness of transfer layer is 1.5 μm, coating post-drying, oven temperature is 80 DEG C, and described transfer layer is by 11%(mass ratio) cellulose acetate resin, 18%(mass ratio) B850 acroleic acid resin and 71%(mass ratio) ethyl acetate formulated;
2) on above-mentioned transfer layer, Information Level is coated with, coating speed is 125m/min, information layer thicknesses is 2.5 μm, coating post-drying, oven temperature is 80 DEG C, described Information Level by 37% 9015 acrylic resins, evaporation rate faster 52% ethyl acetate and 11% butanone formulated as solvent dilution, described percentage is mass ratio; When preparing the synthetic resin of transfer layer and Information Level, need to take into full account that the filming performance of described coating, tensile property, surface tension and PVC film characteristic match requirement; In numerous acrylic resins and celluosic resin, apolegamy is applicable to transfer layer and the hologram layer of the physical and chemical property of PVC film, and select high volatile volatile can ethyl acetate and butanone as diluent, namely ensure the compacting quality of hologram, can make again PET film smoothly and intactly peel off from transfer layer;
3) adopt pressing film roller to carry out press mold to Information Level, hologram pattern is impressed on Information Level by holographic version, and molding temperature is 80 DEG C, mold pressing speed 45m/min, and the hologram fringe degree of depth, striped are identical with common holographic anti-counterfeiting film; Because have selected the Information Level of the low temperature being applicable to PVC characteristic, the softening point of Information Level declines, and adopts conventional mould pressing process can cause sticky version (hologram layer dissolves and adheres in holographic version), so the mould pressing process of this step must with PVC characteristic to consistent; Transfer layer, Information Level are coated with, and hologram impression has been selected and is coated with different low temperature coated stoving processes and contour forging technique from conventional holographic, ensures the complete, clear of holographic anti-fake information further;
4) holographic film obtained after impression carries out Vacuum Deposition silica, and form protective layer, protective layer thickness is 0.2 μm;
5) blade coating adhesive on above-mentioned protective layer, described adhesive selects poly-ethyl acetate latex, gluing temperature is 26 DEG C, spread is every square metre 10 grams (moisture), then by PVC film compound on the protection layer and dry, compound baking oven length is 32 meters of (being generally the above baking oven of 6 joint) 12 meters per minute of speed, and first three joint temperature of baking oven is 35 DEG C, rear three joint temperature are 30 DEG C, the pressure 0.32Mpa between compound tense deflector roll; Adopt low temperature latex cure branch mode, before not affecting PVC film and stretching under topic, by the mode of holographic anti-counterfeiting film protective layer gluing, then low-temperature setting, holographic false proof layer in original PET film is all transferred in PVC film, obtains hologram image clear, complete PVC holographic anti-counterfeiting film;
6) finally PET basement membrane is peeled off, complete PVC holographic false proof film production.
Above-described embodiment non-limiting product form of the present invention and style, any person of an ordinary skill in the technical field, to its suitable change done or modification, all should be considered as not departing from patent category of the present invention.
Claims (3)
1. a holographic false proof film production process, is characterized in that comprising the steps:
1) on PET basement membrane, be coated with transfer layer, coating speed is 120-125m/min, and the thickness of transfer layer is 1.2-1.5 μm, coating post-drying, and oven temperature is 60-80 DEG C; Described transfer layer by the acroleic acid resin of 9-12% cellulose acetate resin, 15-18% and the ethyl acetate of 71-76% formulated;
2) on above-mentioned transfer layer, be coated with Information Level, coating speed is 120-125m/min, and information layer thicknesses is 2.0-2.5 μm, coating post-drying, and oven temperature is 60-80 DEG C;
3) adopt pressing film roller to carry out press mold to Information Level, hologram pattern is impressed on Information Level by holographic version, and molding temperature is 60-80 DEG C, mold pressing speed 40-45m/min;
4) holographic film obtained after impression carries out Vacuum Deposition medium, and form protective layer, protective layer thickness is 0.17-0.2 μm;
5) blade coating adhesive on above-mentioned protective layer, described adhesive selects poly-ethyl acetate latex, gluing temperature is 24-26 DEG C, spread is every square metre of moisture 8-10 gram, and then by PVC film compound on the protection layer and dry, compound baking oven length is 25-32 rice, speed 10-12 rice per minute, baking oven the first half distance temperature is 30-35 DEG C, and later half distance temperature is 25-30 DEG C, the pressure 0.28-0.32Mpa between compound tense deflector roll;
6) finally PET basement membrane is peeled off, complete PVC holographic false proof film production.
2. a kind of holographic false proof film production process as claimed in claim 1, is characterized in that: above-mentioned steps 2) described in Information Level formulated by the acrylic resin of 27-37%, 52-62% ethyl acetate and 7-12% butanone.
3. a kind of holographic false proof film production process as claimed in claim 1, is characterized in that: above-mentioned steps 4) described in protective layer medium be one in aluminium, zinc sulphide or silica.
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| CN104385801B (en) * | 2014-11-18 | 2017-01-25 | 浙江京华激光科技股份有限公司 | Micro-nano holographic anti-counterfeiting film for paper certificates, and production process and application thereof |
| CN106079953B (en) * | 2016-06-14 | 2018-05-11 | 昆明瑞丰印刷有限公司 | A kind of preparation method of holographic anti-counterfeiting film |
| CN110570750B (en) * | 2016-08-15 | 2021-03-05 | 南通立方新材料科技有限公司 | Heat-curing heat-resistant holographic anti-counterfeiting film |
| CN110171218A (en) * | 2019-06-21 | 2019-08-27 | 深圳劲嘉盒知科技有限公司 | Preparation method and holographic film, the holographic papers of holographic film |
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Address after: 312000 Chengdong economic and Technological Development Zone, Zhejiang, Shaoxing Patentee after: Shaoxing JINGWAH laser Polytron Technologies Inc. Address before: 312000 Chengdong economic and Technological Development Zone, Zhejiang, Shaoxing Patentee before: SHAOXING JINGHUA LASER PRODUCT CO.,LTD. |
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Correction item: Patentee Correct: ZHEJIANG JINGHUA LASER TECHNOLOGY CO.,LTD. False: Shaoxing JINGWAH laser Polytron Technologies Inc. Number: 22 Volume: 32 |