CN201320876Y - A reversible thermochromatic holographic false proof thermoprint film - Google Patents
A reversible thermochromatic holographic false proof thermoprint film Download PDFInfo
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- CN201320876Y CN201320876Y CNU2008201935694U CN200820193569U CN201320876Y CN 201320876 Y CN201320876 Y CN 201320876Y CN U2008201935694 U CNU2008201935694 U CN U2008201935694U CN 200820193569 U CN200820193569 U CN 200820193569U CN 201320876 Y CN201320876 Y CN 201320876Y
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Abstract
The utility model discloses a reversible thermochromatic holographic false proof thermoprint film comprising a plastic carrier thin film, a separation layer, an imaging layer with hologram images, an aluminized layer and a hot-melt adhesive layer which are superposed in turn. The thermal-inversion off-color material holographic false proof thermoprint film is characterized in that a thermal change coating is arranged between the aluminized layer and the hot-melt adhesive layer, and the aluminized layer is provided with hollowed-out images and characters or is of mesh point shape. Moreover, thermal change material is coated on the hollowed-out aluminized layer, thus the hollowed-out images and characters can become thermal change images and characters, when temperature is changed to a specified temperature range, the colors of the images and the characters can change. The thermal change holographic false proof film is formed by superposing multiple layers, wherein a plastic base film is separated from base material after being laminated, the material left on certifications is mainly imaging layer material with weak film-forming property, which can not be uncovered from the base material completely, thereby effectively avoiding uncovering and correction.
Description
Technical field
The utility model belongs to the integrated anti-counterfeit technology that materials chemistry combines with laser hologram, is specifically related to a kind of holographic false proof blocking film with reversible temperature induced color changing characteristic.
Background technology
Under the background of global economic integration, counterfeit and shoddy goods have become global problem.In New York, in November, 2005, U.S.'s ready-made clothes and footwear association held 2 days by a definite date, theme as the seminar of " brand and counterfeit predicament ", just counterfeit and the global subject under discussion of the impact of the industry of making discussed, at the major country of counterfeit brand, the development tactics and the available international resource of U.S. government,, handle counterfeit problem from aspects such as legislation, rules, tariff and brand identifications.In Guangzhou, patriot, Benq, a plurality of MP3 brands salable of three magnitudes are without exception at the product of finding that on the market many moneys " are mixed the spurious with the genuine ".In Beijing, in September, 2005,5 tame high-grade fashion famous brands such as Burberry, fragrant Nai Er, ancient strange, LV and Prada lodge a complaint, and charge the plagiarization that this product is subjected to being positioned at some owners of Xiu Shui market.Through the Chinese Civil adjudication, above-mentioned 5 tame famous brands are won a lawsuit.In Shanghai, the chain net of the U.S. " Startbuck " coffee is won go together owner's the lawsuit with a family.Brand is counterfeit not only in the U.S., all is the problem of making us feeling headache in China, European Union, Ya Zhou, in all parts of the world.Although each family adopts various measures one after another, counterfeit phenomenon is not controlled effectively.
Antiforge laser holographic technology, digital false-proof technology anti-counterfeiting technologies such as (two-dimensional bar code, telephone number, RFID, smart cards) are subjected to people's favor day by day, and integrated anti-counterfeit is the effective ways that increase antifalse effect.The technology that can be used to implement integrated anti-counterfeit generally includes digital information false proof, false proof, the various printing of heavy ion micropore (printing ink) anti-counterfeiting technology.Magnetic anti-counterfeiting technology, DNA anti-counterfeiting technology etc.
Temperature becomes material and has obtained in false proof field to use more widely, though it is not very high that simple temperature becomes the anti-counterfeiting power of technology, but a key element as integrated anti-counterfeit, be used in combination with other anti-counterfeiting technology (as: light holographic security technology), forming integrated anti-counterfeit, also is the effective ways that improve anti-counterfeiting power.
Summary of the invention
The purpose of this utility model is to provide a kind of reversible temperature induced color changing type holographic false proof blocking film, and this holographic false proof blocking film has the characteristics of temperature induced color changing, can improve the antifalse effect of holographic false proof blocking film.
The reversible temperature induced color changing type holographic false proof blocking film that the utility model provides, it comprises successively plastic carrier film, the separating layer of stack, imaging layer, aluminium coated and the hot melt adhesive layer of band hologram image; It is characterized in that: be provided with temperature and become coating between aluminium coated and hot melt adhesive layer, aluminium coated is the picture and text of hollow out or the aluminium lamination of net-point shape.
The utlity model has following characteristics: it is not the surface that is printed on holographic anti-counterfeiting film that (1) temperature of the present utility model becomes material, but elder generation's local dealuminzation on the aluminium coated of holographic anti-counterfeiting film is made the picture and text of hollow out, and aluminium coated also just becomes the hollow out aluminium coated.The printing temperature becomes material on the hollow out aluminium coated then, and temperature becomes the picture and text that material will be filled hollow out.Like this, the picture and text of hollow out just become temperature and become picture and text.Arrive in the temperature range of appointment when temperature changes, the color of picture and text will change; And after temperature fell after rise, the color of picture and text restored to the original state again.(2) this temperature change holographic anti-counterfeiting film is formed by stacking by sandwich construction, its plastic-based film separates with base material after thermoprint, staying on the certificate mainly is the weak imaging layer material of film forming, can't be intactly but open from base material, thereby can prevent to open correction effectively.
Description of drawings
Fig. 1 is a film structure schematic diagram of the present utility model;
Temperature became the schematic diagram that holographic anti-counterfeiting film and base material stickup and plastic sheeting separate with imaging layer when Fig. 2 was thermoprint.
The specific embodiment
Below by will describing the present invention more in detail by following examples, and following examples only are illustrative, and the present invention is not subjected to the restriction of these embodiment.
As shown in Figure 1, but the inversion modification holographic false proof blocking film that the utility model provides comprises successively plastic carrier film 1, separating layer 2, imaging layer 3, aluminium coated 4, the temperature of stack becomes coating 6 and hot melt adhesive layer 7.
Generally, the plastic carrier film 1 general PET plastic sheeting that adopts, thickness is generally 15 μ m or 19 μ m.Separating layer 2 adopts the polyolefin resin material, and its thickness almost can be ignored.Imaging layer 3 adopts contour forging technology that holographic false proof information and pattern are molded on the imaging layer 3 again because of having different requirements different to color, surface abrasion resistance and chemical resistance usually, and its thickness is about 0.5 μ m.The geometric thickness of aluminium coated 4 is 0.6-0.8 μ m, and what 5 among Fig. 1 represented is aluminium lamination.Temperature becomes the reversible temperature sensitive ink that coating 6 can be selected different discoloring temperatures and different colours as required.The thickness of hot melt adhesive layer 7 is 1-1.8 μ m.
Imaging layer 3 can also adopt some special technique except common hologram image is arranged, as photochemical embossment technology, spectral transformation encryption technology, machine-readable technology etc., in order to improve the anti-counterfeiting power of holographic film.
Aluminium coated 4 can be washed aluminum as required and get the aluminium lamination of the picture and text of hollow out or net-point shape and make film become transparent.5 for washing residual aluminium lamination behind the aluminium, and the aluminium of blank parts all is removed.
Glue-line 7 is a PUR, produces bonding force in the process that heat fused is cooled off again, transfers to and need get on by false proof base material thereby imaging layer 3, aluminium coated 4, temperature are become coating 6.
During preparation the utility model, separating layer is coated on the plastic sheeting, on separating layer, is coated with imaging layer then.The plastic sheeting that will scribble separating layer and imaging layer is again delivered to and is carried out mold pressing on the moulding press, and hologram pattern is printed on the imaging layer.Next step is exactly to aluminize being printed on the imaging layer of hologram pattern.After aluminizing, because the reflection of aluminium lamination, seem very bright of the hologram on the imaging layer, but whole film becomes to opaque.Therefore, aluminium need be washed, the picture and text of hollow out or the aluminium lamination of net-point shape (can make film become transparent, and hologram image still seeing too clearly) can be as required aluminium coated made.
As shown in Figure 2, during thermoprint, temperature is become the surface that holographic anti-counterfeiting film is placed on base material 8, hot melt adhesive layer contacts with document surface, acts on temperature after thermoprint roller 9 is heated and pressurizeed and becomes on the holographic anti-counterfeiting film.The temperature of thermoprint roller makes the PUR fusing, and imaging layer 3 and aluminium coated 4 are bonded in substrate surface; The temperature of thermoprint roller makes separating layer 2 fusings, and plastic film layers 1 separates with imaging layer 3, and the imaging layer and the temperature change coating that just will record hologram have been stayed substrate surface.
The present invention not only is confined to the above-mentioned specific embodiment; persons skilled in the art are according to content disclosed by the invention; can adopt other multiple specific embodiment to implement the present invention; therefore; every employing project organization of the present invention and thinking; do some simple designs that change or change, all fall into the scope of protection of the invention.
Claims (2)
1, a kind of reversible temperature induced color changing type holographic false proof blocking film, it comprises plastic carrier film (1), the separating layer (2) that superposes successively, imaging layer (3), aluminium coated (4) and the hot melt adhesive layer (7) of being with hologram image; It is characterized in that: be provided with temperature and become coating (6) between aluminium coated (4) and hot melt adhesive layer (7), aluminium coated (4) is the picture and text of hollow out or the aluminium lamination of net-point shape.
2, reversible temperature induced color changing type holographic false proof blocking film according to claim 1 is characterized in that: temperature becomes coating (6) and is reversible temperature sensitive ink material layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201935694U CN201320876Y (en) | 2008-12-09 | 2008-12-09 | A reversible thermochromatic holographic false proof thermoprint film |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201935694U CN201320876Y (en) | 2008-12-09 | 2008-12-09 | A reversible thermochromatic holographic false proof thermoprint film |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201320876Y true CN201320876Y (en) | 2009-10-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201935694U Expired - Lifetime CN201320876Y (en) | 2008-12-09 | 2008-12-09 | A reversible thermochromatic holographic false proof thermoprint film |
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| CN (1) | CN201320876Y (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102259519A (en) * | 2011-05-31 | 2011-11-30 | 中国印刷科学技术研究所 | Colour-changing hot printing film and preparation method |
| CN102774159A (en) * | 2012-07-31 | 2012-11-14 | 中国印刷科学技术研究所 | Large-format hot gold stamping method and hot stamping film |
| CN102896926A (en) * | 2012-10-17 | 2013-01-30 | 河南省卫群科技发展有限公司 | Laminated film with positioning hollow holographic anti-fake label |
| CN103035166A (en) * | 2012-12-27 | 2013-04-10 | 武汉华工图像技术开发有限公司 | Anti-counterfeiting halographic mark with positioning hollow-out variable information and method for producing anti-counterfeiting halographic mark with positioning hollow-out variable information |
| CN105802428A (en) * | 2016-03-22 | 2016-07-27 | 武汉华工图像技术开发有限公司 | Water-base hydrophobic optical coating and laser holography anti-counterfeiting hot stamping film prepared from coating |
| CN111192515A (en) * | 2019-12-19 | 2020-05-22 | 北京化工大学 | Preparation and application methods of temperature-sensitive irreversible intelligent fluorescent anti-counterfeiting composite coating material |
| CN112937144A (en) * | 2021-01-29 | 2021-06-11 | 恒丰材料科技(浙江)股份有限公司 | Holographic anti-counterfeiting hot stamping film and preparation method thereof |
| CN113752715A (en) * | 2020-06-05 | 2021-12-07 | 北京兆信信息技术股份有限公司 | Holographic anti-counterfeiting film and preparation method thereof |
-
2008
- 2008-12-09 CN CNU2008201935694U patent/CN201320876Y/en not_active Expired - Lifetime
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102259519A (en) * | 2011-05-31 | 2011-11-30 | 中国印刷科学技术研究所 | Colour-changing hot printing film and preparation method |
| CN102774159A (en) * | 2012-07-31 | 2012-11-14 | 中国印刷科学技术研究所 | Large-format hot gold stamping method and hot stamping film |
| CN102774159B (en) * | 2012-07-31 | 2015-05-13 | 中国印刷科学技术研究所 | Large-format hot gold stamping method and hot stamping film |
| CN102896926A (en) * | 2012-10-17 | 2013-01-30 | 河南省卫群科技发展有限公司 | Laminated film with positioning hollow holographic anti-fake label |
| CN102896926B (en) * | 2012-10-17 | 2015-10-28 | 河南省卫群科技发展有限公司 | With the laminated film of locating enchasing holographic anti-counterfeiting label |
| CN103035166A (en) * | 2012-12-27 | 2013-04-10 | 武汉华工图像技术开发有限公司 | Anti-counterfeiting halographic mark with positioning hollow-out variable information and method for producing anti-counterfeiting halographic mark with positioning hollow-out variable information |
| CN105802428A (en) * | 2016-03-22 | 2016-07-27 | 武汉华工图像技术开发有限公司 | Water-base hydrophobic optical coating and laser holography anti-counterfeiting hot stamping film prepared from coating |
| CN111192515A (en) * | 2019-12-19 | 2020-05-22 | 北京化工大学 | Preparation and application methods of temperature-sensitive irreversible intelligent fluorescent anti-counterfeiting composite coating material |
| CN111192515B (en) * | 2019-12-19 | 2021-12-31 | 北京化工大学 | Preparation and application methods of temperature-sensitive irreversible intelligent fluorescent anti-counterfeiting composite coating material |
| CN113752715A (en) * | 2020-06-05 | 2021-12-07 | 北京兆信信息技术股份有限公司 | Holographic anti-counterfeiting film and preparation method thereof |
| CN112937144A (en) * | 2021-01-29 | 2021-06-11 | 恒丰材料科技(浙江)股份有限公司 | Holographic anti-counterfeiting hot stamping film and preparation method thereof |
| CN112937144B (en) * | 2021-01-29 | 2021-11-12 | 恒丰材料科技(浙江)股份有限公司 | Holographic anti-counterfeiting hot stamping film and preparation method thereof |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20091007 |