CN104910693A - RFID anti-counterfeiting printing antenna and preparation method thereof - Google Patents
RFID anti-counterfeiting printing antenna and preparation method thereof Download PDFInfo
- Publication number
- CN104910693A CN104910693A CN201510368439.4A CN201510368439A CN104910693A CN 104910693 A CN104910693 A CN 104910693A CN 201510368439 A CN201510368439 A CN 201510368439A CN 104910693 A CN104910693 A CN 104910693A
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- preparation
- rfid anti
- printing
- printing antenna
- antenna
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Links
- 238000007639 printing Methods 0.000 title claims abstract description 46
- 238000002360 preparation method Methods 0.000 title claims abstract description 15
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims abstract description 18
- 239000002002 slurry Substances 0.000 claims abstract description 14
- 238000007650 screen-printing Methods 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 7
- 238000003756 stirring Methods 0.000 claims description 7
- 239000000203 mixture Substances 0.000 claims description 6
- 229920002120 photoresistant polymer Polymers 0.000 claims description 5
- 229920000728 polyester Polymers 0.000 claims description 5
- 238000001035 drying Methods 0.000 claims description 3
- 239000000843 powder Substances 0.000 claims description 2
- 238000007711 solidification Methods 0.000 claims description 2
- 230000008023 solidification Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 3
- 230000007613 environmental effect Effects 0.000 abstract description 3
- 229910052709 silver Inorganic materials 0.000 abstract description 2
- 239000004332 silver Substances 0.000 abstract description 2
- 239000000976 ink Substances 0.000 description 11
- 238000004140 cleaning Methods 0.000 description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 229920001940 conductive polymer Polymers 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 238000002372 labelling Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002105 nanoparticle Substances 0.000 description 1
- 238000007645 offset printing Methods 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 230000003595 spectral effect Effects 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D11/00—Inks
- C09D11/52—Electrically conductive inks
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D11/00—Inks
- C09D11/02—Printing inks
- C09D11/03—Printing inks characterised by features other than the chemical nature of the binder
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D11/00—Inks
- C09D11/50—Sympathetic, colour changing or similar inks
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Printing Methods (AREA)
- Inks, Pencil-Leads, Or Crayons (AREA)
Abstract
The invention belongs to the field of a printing antenna, and particularly relates to an RFID anti-counterfeiting printing antenna and a preparation method thereof. Slurry is formed by mixing Datatrace DNA and conducting silver slurry in a mass ratio of (1-2): 5. Besides the characteristics of an ordinary printing antenna such as conductivity, low cost and environmental protection, an anti-counterfeiting effect of the antenna is realized by adopting the Datatrace DNA, the writing of the anti-counterfeiting element is completed by a manufacturer of the printing antenna, a way is provided for the manufacturer of the printing antenna to protect the product, and a novel solution is provided for identifying the printing antenna. The invention also provides a preparation method of the RFID anti-counterfeiting printing antenna. The produced antenna is stable in performance, high in rate of finished products, good in conductivity and relatively stable in technological parameters.
Description
Technical field
The invention belongs to printed antenna field, be specifically related to a kind of RFID anti-counterfeit printing antenna and preparation method thereof.
Background technology
The antenna of conductive ink printing method printing, namely directly uses electrically conductive ink at the upper conductive circuit of insulated substrate (film), forms antenna and circuit, be again additive process manufacturing technology.Main printing process is the making methods such as silk screen printing, offset printing, flexographic printing, gravure.Printed antenna has started to replace the etching antenna making each frequency range with its environmental protection, low cost, advantage easy to make, as ultra-high frequency (860MHz ~ 960MHz) and microwave frequency band (2450MHz), in antenna quality, the antenna made with traditional technique does not have too many difference in performance.But because printed antenna is easy to be imitated, therefore the protection of Antenna Design is seemed important, in order to safeguard that the legitimate rights and interests of antenna designers need to design a kind of anti-counterfeit printing antenna.
Electrically conductive ink, also known as conductive resin, is a kind of specialty inks allowing current flowing, is made up of, is printed on flexibility or hard stock and makes printed wiring, play the effect of wire, antenna and resistance the fine conductive particle disperseed and conductive polymers etc.After electrically conductive ink drying, because the distance between conducting particles diminishes, unbound electron moves formation electric current along extra electric field direction, has good conductivity, can receive the radio frequency signal that RFID is special.Electrically conductive ink, according to the composition of the contained conduction factor, can divide carbon paste printing ink, copper paste printing ink, silver paste printing ink and gold paste ink.
Summary of the invention
For the deficiencies in the prior art, the object of this invention is to provide a kind of RFID anti-counterfeit printing antenna, the manufacturer for printed antenna provides a kind of mode protecting oneself product, simultaneously for the identification of printed antenna provides a kind of new solution; The present invention also provides its preparation method.
RFID anti-counterfeit printing antenna of the present invention, its slurry is Datatrace DNA is that 1-2:5 mixes with conductive silver paste according to mass ratio.
Silver powder in conductive silver paste is the nano-silver powder of median size <0.1 μm.
The viscosity of conductive silver paste is at 8000 ~ 14000cp, and density is 2.05 ± 0.05g/mL, sheet resistance≤15m Ω/ /mil, sticking power >=4B, hardness of film >=2H.
Copper oxidation rate quickly, and be not suitable for the printing of RFID antenna, and conductive silver paste has lower resistivity, there is good printability, the features such as the layer of ink after printing has strong adhesion, resistivity is low, conductivity is stable, high and low temperature resistance is good, are more suitable for printing RFID label tag built-in aerial.
Datatrace DNA is the coating of Nanoparticle labeling and the spectral matching factor developed by CSIR of Australia science federal research organization O, DataTrace DNA be a kind of high temperature resistant, fluorescent coating containing false proof data+, DataTraceDNA adopts non-organic stupalith, is equivalent to an invisible-bar-number.This material is that eye is imperceptible, can only detect with spectrograph.
The preparation method of described RFID anti-counterfeit printing antenna, comprises the following steps:
(1) be that 1-2:5 mix with conductive silver paste according to mass ratio by Datatrace DNA, stir, after leaving standstill, obtain slurry;
(2) front oven dry is printed to base material;
(3) with the slurry that step (1) obtains, the base material that step (2) obtains is printed;
(4), after finishing printing, the product after printing is cured, obtains product.
Wherein:
Base material is enamelled paper, PET or fragile paper.
In step (1), stirring velocity is 100 ~ 120 turns/min, and the time is 10 ~ 20min.
In step (1), time of repose is 20-30 minute.
Step (2) drying condition: temperature is 110 DEG C ~ 120 DEG C, and the time is 20 ~ 30min.
In step (3), printing is silk screen printing, and the half tone of screen process press is 280 ~ 350 order polyester webs, and tension force is 20 ± 3N, and angle is 22.5 degree, and photoresists thickness is 12 ± 2 μm, and the hardness of scraper is 80.
In step (3), print speed is 35 ~ 50mm/s, and print is 0.5 ~ 1mm deeply, and print thickness is 5 ~ 8 μm.
In step (4), condition of cure is 110 DEG C ~ 135 DEG C solidification 15 ~ 30min.
The present invention prepares and preferably carries out in cleaning shop, temperature 25 ± 5 DEG C, humidity 45% ~ 85%RH.
In sum, the present invention has the following advantages:
(1) the present invention is except possessing the feature of the electroconductibility of common printed antenna and low cost, environmental protection; in conjunction with Datatrace DNA; for antenna with the addition of antifalse effect; the write of this security element is completed by the manufacturer of printed antenna; manufacturer for printed antenna provides a kind of mode protecting oneself product, simultaneously for the identification of printed antenna provides a kind of new solution.
(2) performance of antenna adopting preparation method of the present invention to produce is stable, yield rate is high, good conductivity, has more stable processing parameter.
Embodiment
Below in conjunction with embodiment, the present invention will be further described.
Embodiment 1
This example adopts screen printing mode, and enamelled paper carries out antenna printing, and workshop condition is cleaning shop, temperature 25 ± 5 DEG C, humidity 45% ~ 85%RH:
(1) be that 1:5 fully mix with conductive silver paste according to mass ratio by Datatrace DNA, stirring velocity is 100 turns/min, and churning time is 10min, and standing 20min obtains slurry;
(2) enamelled paper is dried 30min at 110 DEG C;
(3) enamelled paper obtained in step (2) by the slurry obtained in step (1) carries out silk screen printing, and concrete typography parameter is as follows; Print speed is 35mm/s, and print is 0.5mm deeply, and print thickness is 5 μm, and half tone is 300 order polyester webs, and tension force is 20 ± 3N, and angle is 22.5 degree, and photoresists thickness is 12 ± 2 μm, and the hardness of scraper is 80.
(4) paper length is 40m, temperature is dry 20min in the baking oven of 120 DEG C walking; Obtain RFID anti-counterfeit printing antenna.
Embodiment 2
This example adopts screen printing mode, and PET carries out antenna printing, and workshop condition is cleaning shop, temperature 25 ± 5 DEG C, humidity 45% ~ 85%RH:
(1) be that 1:5 fully mix with conductive silver paste according to mass ratio by Datatrace DNA, stirring velocity is 120 turns/min, and churning time is 15min, and standing 25min obtains slurry;
(2) PET is dried 20min at 120 DEG C;
(3) PET obtained in step (2) by the slurry obtained in step (1) carries out silk screen printing, and concrete typography parameter is as follows; Print speed is 45mm/s, and print is 1mm deeply, and print thickness is 8 μm, and half tone is 280 order polyester webs, and tension force is 20 ± 3N, and angle is 22.5 degree, and photoresists thickness is 12 ± 2 μm, and the hardness of scraper is 80.
(4) paper length is 40m, temperature is dry 30min in the baking oven of 110 DEG C walking; Obtain RFID anti-counterfeit printing antenna.
Embodiment 3
This example adopts screen printing mode, and PET carries out antenna printing, and workshop condition is cleaning shop, temperature 25 ± 5 DEG C, humidity 45% ~ 85%RH:
(1) be that 2:5 fully mix with conductive silver paste according to mass ratio by Datatrace DNA, stirring velocity is 120 turns/min, and churning time is 15min, and standing 30min obtains slurry;
(2) PET is dried 20min at 120 DEG C;
(3) PET obtained in step (2) by the slurry obtained in step (1) carries out silk screen printing, and concrete typography parameter is as follows; Print speed is 45mm/s, and print is 0.5mm deeply, and print thickness is 5 μm, and half tone is 350 order polyester webs, and tension force is 20 ± 3N, and angle is 22.5 degree, and photoresists thickness is 12 ± 2 μm, and the hardness of scraper is 80.
(4) paper length is 40m, temperature is dry 15min in the baking oven of 135 DEG C walking; Obtain RFID anti-counterfeit printing antenna.
Claims (10)
1. a RFID anti-counterfeit printing antenna, is characterized in that: its slurry is Datatrace DNA is that 1-2:5 mixes with conductive silver paste according to mass ratio.
2. RFID anti-counterfeit printing antenna according to claim 1, is characterized in that: the silver powder in conductive silver paste is the nano-silver powder of median size <0.1 μm.
3. RFID anti-counterfeit printing antenna according to claim 1, is characterized in that: the viscosity of conductive silver paste is at 8000 ~ 14000cp, and density is 2.05 ± 0.05g/mL, sheet resistance≤15m Ω/ /mil, sticking power >=4B, hardness of film >=2H.
4. a preparation method for the arbitrary described RFID anti-counterfeit printing antenna of claim 1-3, is characterized in that: comprise the following steps:
(1) be that 1-2:5 mix with conductive silver paste according to mass ratio by Datatrace DNA, stir, after leaving standstill, obtain slurry;
(2) front oven dry is printed to base material;
(3) with the slurry that step (1) obtains, the base material that step (2) obtains is printed;
(4), after finishing printing, the product after printing is cured, obtains product.
5. the preparation method of RFID anti-counterfeit printing antenna according to claim 4, is characterized in that: in step (1), stirring velocity is 100 ~ 120 turns/min, and the time is 10 ~ 20min.
6. the preparation method of RFID anti-counterfeit printing antenna according to claim 4, is characterized in that: base material is enamelled paper, PET or fragile paper.
7. the preparation method of RFID anti-counterfeit printing antenna according to claim 4, is characterized in that: step (2) drying condition: temperature is 110 DEG C ~ 120 DEG C, and the time is 20 ~ 30min.
8. the preparation method of RFID anti-counterfeit printing antenna according to claim 4, it is characterized in that: in step (3), printing is silk screen printing, the half tone of screen process press is 280 ~ 350 order polyester webs, tension force is 20 ± 3N, angle is 22.5 degree, photoresists thickness is 12 ± 2 μm, and the hardness of scraper is 80.
9. the preparation method of RFID anti-counterfeit printing antenna according to claim 8, is characterized in that: in step (3), print speed is 35 ~ 50mm/s, and print is 0.5 ~ 1mm deeply, and print thickness is 5 ~ 8 μm.
10. the preparation method of RFID anti-counterfeit printing antenna according to claim 4, is characterized in that: solidification 15 ~ 30min at condition of cure 110 DEG C ~ 135 DEG C in step (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510368439.4A CN104910693B (en) | 2015-06-29 | 2015-06-29 | RFID anti-counterfeiting printing antenna and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510368439.4A CN104910693B (en) | 2015-06-29 | 2015-06-29 | RFID anti-counterfeiting printing antenna and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104910693A true CN104910693A (en) | 2015-09-16 |
| CN104910693B CN104910693B (en) | 2017-05-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510368439.4A Active CN104910693B (en) | 2015-06-29 | 2015-06-29 | RFID anti-counterfeiting printing antenna and preparation method thereof |
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| Country | Link |
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| CN (1) | CN104910693B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107273960A (en) * | 2017-05-25 | 2017-10-20 | 北京宝真基因科技有限公司 | Nucleotide sequence bar code substrate, antifalsification label and method for anti-counterfeit |
| CN109677148A (en) * | 2019-01-23 | 2019-04-26 | 西安理工大学 | A kind of printing method of flexibility RFID reader antenna |
| CN113199890A (en) * | 2021-04-27 | 2021-08-03 | 广东星星精密玻璃科技有限公司 | 3D vehicle-mounted glass special decoration printing process |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100276919A1 (en) * | 2007-12-28 | 2010-11-04 | Arjowiggins Security | Security sheet comprising a coextruded medium |
| CN101937522A (en) * | 2010-09-19 | 2011-01-05 | 成都普什信息自动化有限公司 | Radio frequency identification electronic tag and manufacturing method thereof |
| TW201211170A (en) * | 2010-09-14 | 2012-03-16 | Univ Nat Taiwan Science Tech | Method of manufacturing anti-counterfeit ink and anti-counterfeit tag and method of manufacturing the same |
-
2015
- 2015-06-29 CN CN201510368439.4A patent/CN104910693B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100276919A1 (en) * | 2007-12-28 | 2010-11-04 | Arjowiggins Security | Security sheet comprising a coextruded medium |
| TW201211170A (en) * | 2010-09-14 | 2012-03-16 | Univ Nat Taiwan Science Tech | Method of manufacturing anti-counterfeit ink and anti-counterfeit tag and method of manufacturing the same |
| CN101937522A (en) * | 2010-09-19 | 2011-01-05 | 成都普什信息自动化有限公司 | Radio frequency identification electronic tag and manufacturing method thereof |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107273960A (en) * | 2017-05-25 | 2017-10-20 | 北京宝真基因科技有限公司 | Nucleotide sequence bar code substrate, antifalsification label and method for anti-counterfeit |
| CN109677148A (en) * | 2019-01-23 | 2019-04-26 | 西安理工大学 | A kind of printing method of flexibility RFID reader antenna |
| CN113199890A (en) * | 2021-04-27 | 2021-08-03 | 广东星星精密玻璃科技有限公司 | 3D vehicle-mounted glass special decoration printing process |
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| Publication number | Publication date |
|---|---|
| CN104910693B (en) | 2017-05-03 |
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Address after: 256407 Shandong Zibo County, Huantai Province, north of the first sea Patentee after: Shandong Taibao Information Technology Group Co., Ltd Address before: 256407 Shandong Zibo County, Huantai Province, north of the first sea Patentee before: SHANDONG TAIBAO PREVENTING COUNTERFEIT PRODUCT Co.,Ltd. |