CN104700715A - Micro/nano diffractive anti-counterfeiting silk and preparation method thereof - Google Patents
Micro/nano diffractive anti-counterfeiting silk and preparation method thereof Download PDFInfo
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- CN104700715A CN104700715A CN201510082843.5A CN201510082843A CN104700715A CN 104700715 A CN104700715 A CN 104700715A CN 201510082843 A CN201510082843 A CN 201510082843A CN 104700715 A CN104700715 A CN 104700715A
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- micro
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- pet base
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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
- G09F3/0291—Labels or tickets undergoing a change under particular conditions, e.g. heat, radiation, passage of time
- G09F3/0294—Labels or tickets undergoing a change under particular conditions, e.g. heat, radiation, passage of time where the change is not permanent, e.g. labels only readable under a special light, temperature indicating labels and the like
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
- B41M3/00—Printing processes to produce particular kinds of printed work, e.g. patterns
- B41M3/14—Security printing
-
- 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)
- Theoretical Computer Science (AREA)
- Credit Cards Or The Like (AREA)
Abstract
The invention relates to a micro/nano diffractive anti-counterfeiting silk and a preparation method thereof. The micro/nano diffractive anti-counterfeiting silk comprises a PET base material layer, a polymeric protective layer coating any surface of the PET base material layer, a holographic information layer and a metal aluminum layer, wherein the holographic information layer is embedded into the polymeric protective layer, and the bottom of the holographic information layer is in contact with the PET base material layer; the metal aluminum layer is embedded into the polymeric protective layer and formed on the holographic information layer; a micro/nano diffractive grating is formed on the upper surface of the metal aluminum layer. On one hand, the micro/nano diffractive grating is formed on the upper surface of the metal aluminum layer, and on the other hand, the holographic information layer in contact with the PET base material layer is embedded into the polymeric protective layer, the holographic information layer can form clear and complete characters under a magnifying glass, and the micro/nano grating shows colorful rainbow gloss in specific light rays, so that the multiple anti-counterfeiting function is achieved.
Description
Technical field
The present invention relates to a kind of anti-counterfeiting line, be specifically related to false proof silk thread of a kind of micro-nano diffraction and preparation method thereof.
Background technology
Anti-counterfeiting line is a kind of bar material, is applied to the national high-end anti-counterfeit field such as banknote, securities, the entry and exit pass, visa; Selectable, anti-counterfeiting line can be bending, or to knit inside bank-note paper thus to make banknote have extra antifalsification.As an example, anti-counterfeiting line a kind of form is the earliest made up of (GB2119312A) the reflective foil being transferred to banknote surface by brand.This reflection foil stops counterfeit money copying by printing process such as such as printing machine, PC printing machine and duplicating machine.Existing a lot of anti-counterfeiting line is easily imitated, this is because these anti-counterfeiting lines are only carved with text or numeral as anti-counterfeiting mark, these embedding quarters or micro-print can not produce high-resolution image, easily bring larger loss to user.
Summary of the invention
The present invention seeks to provide a kind of micro-nano diffraction false proof silk thread to overcome the deficiencies in the prior art.
For achieving the above object; the technical solution used in the present invention is: the false proof silk thread of a kind of micro-nano diffraction; it comprises PET base material layer, be coated on the polymer protection layer on the arbitrary surface of described PET base material layer, be embedded at described polymer protection layer in and the holographic information layer that contacts with described PET base material layer of bottom surface and be embedded at the interior and metallic aluminum be formed on described holographic information layer of described polymer protection layer, described metallic aluminum upper surface is formed with micro-nano diffraction grating.
Optimally, width≤0.8 millimeter of the false proof silk thread of described micro-nano diffraction.
Another object of the present invention is to provide the preparation method of the false proof silk thread of a kind of micro-nano diffraction, and it comprises the following steps:
A () utilizes computer software to design micro-nano diffraction grating microstructure figure;
B the micro-nano diffraction grating microstructure figure corresponding record that designs on carrier, is developed by () subsequently;
C () carries out silver mirror reaction at carrier surface, form metal layer;
D () forms the metallization mirror image corresponding with carrier surface on metallic aluminum surface;
E () carries out cutting edge to metallic aluminum, be compressed on the one side of the mirror image and formation is metallized in PET base material layer subsequently outwardly;
F () fixed point, at metallic aluminum surface printing fluorescent ink, is dried and is formed security pattern;
G () forms the defect corresponding with security pattern at metallic aluminum surface coating etching liquid, dry;
H () makes it cover fluorescent ink at PET base material layer surface coating macromolecular material, carry out cutting and the collection that reels after solidification.
Because technique scheme is used; the present invention compared with prior art has following advantages: the false proof silk thread of the micro-nano diffraction of the present invention; micro-nano diffraction grating is formed with on the one hand at metallic aluminum upper surface; the holographic information layer contacted with PET base material layer is embedded on the other hand in polymer protection layer; utilize holographic information layer can be formed in the word of complete display under magnifier like this, and the cangiante lustre utilizing micro-nano grating to show seven coloured silks under specific light form multiple anti-fake function.
Accompanying drawing explanation
Accompanying drawing 1 is the structural representation of the false proof silk thread of the micro-nano diffraction of the present invention;
Accompanying drawing 2 is the schematic diagram of the micro-nano diffraction grating of the false proof silk thread of the micro-nano diffraction of the present invention;
Wherein, 1, PET base material layer; 2, holographic information layer; 3, metallic aluminum; 4, polymer protection layer.
Embodiment
Below in conjunction with accompanying drawing, the preferred embodiment of the invention is described in detail:
The false proof silk thread of micro-nano diffraction as shown in Figure 1, mainly comprises PET base material layer 1, holographic information layer 2, metallic aluminum 3 and polymer protection layer 4.
Wherein, substrate layer 1 is made up of PET (polyethylene terephthalate) material; Polymer protection layer 4 is coated on arbitrary surface of PET base material layer 1, plays the effect increasing false proof silk thread stretch-proof performance and protection holographic information layer 2.Holographic information layer 2 is embedded in polymer protection layer 4, and its bottom surface contacts with PET base material layer 1, for the formation of the word carrying out orientation.Metallic aluminum 3 is also embedded in polymer protection layer 4, and it is formed on holographic information layer 2 and its surface and is formed with micro-nano diffraction grating (Fig. 2 is a kind of embodiment of micro-nano diffraction grating).
In the present embodiment, width≤0.8 millimeter of the false proof silk thread of above-mentioned micro-nano diffraction, can be enrolled trade mark like this or braid Quick Response Code carries out the false proof of important goods.
In order to prepare the false proof silk thread of above-mentioned micro-nano diffraction, its preparation method comprises the following steps:
A () utilizes computer software to design micro-nano diffraction grating microstructure figure;
B the micro-nano diffraction grating microstructure figure corresponding record that designs on carrier, is developed by () subsequently;
C () carries out silver mirror reaction at carrier surface, form metal layer;
D () forms the metallization mirror image corresponding with carrier surface on metallic aluminum surface;
E () carries out cutting edge to metallic aluminum, be compressed on the one side of the mirror image and formation is metallized in PET base material layer subsequently outwardly;
F () fixed point, at metallic aluminum surface printing fluorescent ink, is dried and is formed security pattern;
G () forms the defect corresponding with security pattern at metallic aluminum surface coating etching liquid, dry;
H () makes it cover fluorescent ink at PET base material layer surface coating macromolecular material, carry out cutting and the collection that reels after solidification.
Above-described embodiment is only for illustrating technical conceive of the present invention and feature; its object is to person skilled in the art can be understood content of the present invention and implement according to this; can not limit the scope of the invention with this; all equivalences done according to Spirit Essence of the present invention change or modify, and all should be encompassed within protection scope of the present invention.
Claims (3)
1. the false proof silk thread of micro-nano diffraction; it is characterized in that: it comprises PET base material layer (1), be coated on the polymer protection layer (4) on described PET base material layer (1) arbitrary surface, be embedded at described polymer protection layer (4) in and the holographic information layer (2) that contacts with described PET base material layer (1) of bottom surface and be embedded at the interior and metallic aluminum (3) be formed on described holographic information layer (2) of described polymer protection layer (4), described metallic aluminum (3) upper surface is formed with micro-nano diffraction grating.
2. the false proof silk thread of micro-nano diffraction according to claim 1, is characterized in that: width≤0.8 millimeter of the false proof silk thread of described micro-nano diffraction.
3. the preparation method of the false proof silk thread of micro-nano diffraction described in claim 1, it is characterized in that, it comprises the following steps:
A () utilizes computer software to design micro-nano diffraction grating microstructure figure;
B the micro-nano diffraction grating microstructure figure corresponding record that designs on carrier, is developed by () subsequently;
C () carries out silver mirror reaction at carrier surface, form metal layer;
D () forms the metallization mirror image corresponding with carrier surface on metallic aluminum surface;
E () carries out cutting edge to metallic aluminum, be compressed on the one side of the mirror image and formation is metallized in PET base material layer subsequently outwardly;
F () fixed point, at metallic aluminum surface printing fluorescent ink, is dried and is formed security pattern;
G () forms the defect corresponding with security pattern at metallic aluminum surface coating etching liquid, dry;
H () makes it cover fluorescent ink at PET base material layer surface coating macromolecular material, carry out cutting and the collection that reels after solidification.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510082843.5A CN104700715B (en) | 2015-02-12 | 2015-02-12 | A kind of preparation method of the false proof silk thread of micro-nano diffraction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510082843.5A CN104700715B (en) | 2015-02-12 | 2015-02-12 | A kind of preparation method of the false proof silk thread of micro-nano diffraction |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104700715A true CN104700715A (en) | 2015-06-10 |
| CN104700715B CN104700715B (en) | 2017-09-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510082843.5A Active CN104700715B (en) | 2015-02-12 | 2015-02-12 | A kind of preparation method of the false proof silk thread of micro-nano diffraction |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106652767A (en) * | 2017-01-19 | 2017-05-10 | 福州固钛光电科技有限公司 | Anti-counterfeiting material and preparation method thereof |
| CN106898030A (en) * | 2017-03-30 | 2017-06-27 | 苏州印象镭射科技有限公司 | A kind of diffraction colour generation method based on RGBK patterns |
| CN107622728A (en) * | 2017-08-31 | 2018-01-23 | 苏州印象镭射科技有限公司 | For producing the micro-structural and secure ID of diffraction code |
| CN111645436A (en) * | 2020-06-12 | 2020-09-11 | 山东泰宝包装制品有限公司 | Laser encrypted anti-counterfeiting transfer paper and preparation method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004163797A (en) * | 2002-11-15 | 2004-06-10 | Toppan Printing Co Ltd | Falsification preventive medium exhibiting polarization property, and truth discrimination method using the same |
| CN102271910A (en) * | 2009-03-09 | 2011-12-07 | 许克制膜有限公司 | Security foil or security label comprising a manipulation detection system |
| CN102956147A (en) * | 2011-08-24 | 2013-03-06 | 中钞特种防伪科技有限公司 | Anti-fake film and manufacturing method thereof |
| CN104252017A (en) * | 2013-06-28 | 2014-12-31 | 苏州印象镭射科技有限公司 | Laser holographic digital lens die and manufacturing method thereof |
| CN204440824U (en) * | 2015-02-12 | 2015-07-01 | 苏州印象镭射科技有限公司 | The false proof gold thread of a kind of micro-nano diffraction |
-
2015
- 2015-02-12 CN CN201510082843.5A patent/CN104700715B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004163797A (en) * | 2002-11-15 | 2004-06-10 | Toppan Printing Co Ltd | Falsification preventive medium exhibiting polarization property, and truth discrimination method using the same |
| CN102271910A (en) * | 2009-03-09 | 2011-12-07 | 许克制膜有限公司 | Security foil or security label comprising a manipulation detection system |
| CN102956147A (en) * | 2011-08-24 | 2013-03-06 | 中钞特种防伪科技有限公司 | Anti-fake film and manufacturing method thereof |
| CN104252017A (en) * | 2013-06-28 | 2014-12-31 | 苏州印象镭射科技有限公司 | Laser holographic digital lens die and manufacturing method thereof |
| CN204440824U (en) * | 2015-02-12 | 2015-07-01 | 苏州印象镭射科技有限公司 | The false proof gold thread of a kind of micro-nano diffraction |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106652767A (en) * | 2017-01-19 | 2017-05-10 | 福州固钛光电科技有限公司 | Anti-counterfeiting material and preparation method thereof |
| CN106898030A (en) * | 2017-03-30 | 2017-06-27 | 苏州印象镭射科技有限公司 | A kind of diffraction colour generation method based on RGBK patterns |
| CN107622728A (en) * | 2017-08-31 | 2018-01-23 | 苏州印象镭射科技有限公司 | For producing the micro-structural and secure ID of diffraction code |
| CN111645436A (en) * | 2020-06-12 | 2020-09-11 | 山东泰宝包装制品有限公司 | Laser encrypted anti-counterfeiting transfer paper and preparation method thereof |
| CN111645436B (en) * | 2020-06-12 | 2022-05-24 | 山东泰宝包装制品有限公司 | Laser encrypted anti-counterfeiting transfer paper and preparation method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104700715B (en) | 2017-09-05 |
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Address after: No. 28 Xingzhong Road, Wuzhong Economic Development Zone, Wuzhong District, Suzhou City, Jiangsu Province 215168 Patentee after: Suzhou Impression Technology Co.,Ltd. Address before: No. 28 Xingzhong Road, Wuzhong Economic Development Zone, Wuzhong District, Suzhou City, Jiangsu Province 215168 Patentee before: SUZHOU IMAGE LASER TECHNOLOGY Co.,Ltd. |
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