CN104910693B - RFID anti-counterfeiting printing antenna and preparation method thereof - Google Patents
RFID anti-counterfeiting printing antenna and preparation method thereof Download PDFInfo
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- CN104910693B CN104910693B CN201510368439.4A CN201510368439A CN104910693B CN 104910693 B CN104910693 B CN 104910693B CN 201510368439 A CN201510368439 A CN 201510368439A CN 104910693 B CN104910693 B CN 104910693B
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- 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
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- 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, and in particular to a kind of RFID anti-counterfeit printings antenna and preparation method thereof.
Background technology
The antenna of conductive ink printing method printing, i.e., directly printed on insulated substrate (film) with electrically conductive ink and led
Electric line, forms antenna and circuit, is called additive process manufacturing technology.Main printing process is serigraphy, offset printing, flexographic plate
The preparation methods such as printing, gravure.Printed antenna has begun to replace system with its environmental protection, low cost, advantage easy to make
Make the etching antenna of each frequency range, such as hyperfrequency (860MHz～960MHz) and microwave frequency band (2450MHz), in antenna quality side
Face, the antenna made with traditional technique is in performance without too many difference.But because printed antenna is easy to be imitated, therefore
Protection to Antenna Design seems important, in order to the legitimate rights and interests for safeguarding antenna designers need to design a kind of anti-counterfeit printing
Antenna.
Electrically conductive ink, also known as conducting resinl, is a kind of specialty inks of permission electric current flowing, by scattered fine conductive particle
Constitute with conducting polymer etc., be printed on flexibility or hard stock and make printed circuit, play wire, antenna and resistance
Effect.After electrically conductive ink is dried, because the distance between conducting particles diminishes, free electron moves to form electricity along extra electric field direction
Stream, with good electric conductivity, can receive the special radio frequency signals of RFID.Electrically conductive ink is according to the contained conductive factor
Composition, can divide carbon paste printing ink, copper paste printing ink, silver paste printing ink and gold paste ink.
The content of the invention
For the deficiencies in the prior art, it is an object of the invention to provide a kind of RFID anti-counterfeit printings antenna, is printed antenna
Manufacturer provide it is a kind of protection oneself product mode, while the identification for printed antenna provides a kind of new solution
Scheme；The present invention also provides its preparation method.
RFID anti-counterfeit printings antenna of the present invention, its slurry is Datatrace DNA and conductive silver paste according to quality
Than for 1-2:5 mixing.
Silver powder in conductive silver paste is average grain diameter<0.1 μm of nano-silver powder.
In 8000～14000cp, density is 2.05 ± 0.05g/mL to the viscosity of conductive silver paste, sheet resistance≤15m Ω/ /
Mil, adhesive force >=4B, hardness of film >=2H.
Copper oxidation rate is very fast, is not appropriate for the printing for RFID antenna, and conductive silver paste has relatively low resistivity,
With good printability, the layer of ink after printing has that adhesive force is strong, resistivity is low, electric conductivity is stable, resistant of high or low temperature
Can be good the features such as, it is more suitable for printing RFID tag built-in aerial.
Datatrace DNA are the Nanoparticle labelings and spectral matching factor developed by the federal research tissue CSIR O of Australia science
Coating, DataTrace DNA be a kind of high temperature resistant, the fluorescent paint containing false proof data+, DataTraceDNA is had using non-
Machine ceramic material, equivalent to an invisible-bar-number.This material is that eye is imperceptible, can only be examined with spectrometer
Survey.
The preparation method of described RFID anti-counterfeit printing antennas, comprises the following steps：
(1) it is 1-2 according to mass ratio by Datatrace DNA and conductive silver paste:5 mixing, stirring is starched after standing
Material；
(2) base material is carried out printing front drying；
(3) slurry obtained with step (1) prints to the base material that step (2) is obtained；
(4) after finishing printing, the product after printing is solidified, obtains product.
Wherein：
Base material is art paper, PET or fragile paper.
Mixing speed is 100～120 turns/min in step (1), and the time is 10～20min.
Time of repose is 20-30 minutes in step (1).
Step (2) drying condition：Temperature is 110 DEG C～120 DEG C, and the time is 20～30min.
Printing in step (3) is serigraphy, and the half tone of screen process press is 280～350 mesh polyester webs, tension force is 20 ±
3N, angle is 22.5 degree, and photoresists thickness is 12 ± 2 μm, and the hardness of scraper is 80.
Print speed printing speed is 35～50mm/s in step (3), and print depth is 0.5～1mm, and print thickness is 5～8 μm.
Condition of cure is 110 DEG C～135 DEG C 15～30min of solidification in step (4).
The present invention is prepared and preferably carried out in cleaning shop, 25 ± 5 DEG C of temperature, 45%～85%RH of humidity.
In sum, the present invention has advantages below：
(1) in addition to the present invention is the characteristics of the electric conductivity and low cost, environmental protection that possess common printed antenna, with reference to
Datatrace DNA, are that antenna with the addition of antifalse effect, and the write of this security element is complete by the manufacturer of printed antenna
Into the manufacturer for printed antenna provides a kind of mode of oneself product of protection, while the identification for printed antenna is provided
A kind of new solution.
(2) antenna performance produced of preparation method using the present invention is stable, high yield rate, good conductivity, has
More stable technological parameter.
Specific embodiment
With reference to embodiment, the present invention will be further described.
Embodiment 1
This example adopts screen printing mode, carries out antenna printing on art paper, and workshop condition is cleaning shop, temperature
25 ± 5 DEG C, 45%～85%RH of humidity：
(1) it is 1 according to mass ratio by Datatrace DNA and conductive silver paste:5 are sufficiently mixed, and mixing speed is 100
Turn/min, mixing time is 10min, stand 20min and obtain slurry；
(2) art paper is dried into 30min at 110 DEG C；
(3) slurry obtained in step (1) is carried out into serigraphy on the art paper that step (2) is obtained, concrete printing
Technological parameter is as follows；Print speed printing speed is 35mm/s, and print depth is 0.5mm, and print thickness is 5 μm, and half tone is 300 mesh polyester webs,
Power is 20 ± 3N, and angle is 22.5 degree, and photoresists thickness is 12 ± 2 μm, and the hardness of scraper is 80.
(4) 20min is dried in paper length is walked for 40m, the baking oven that temperature is 120 DEG C；Obtain RFID anti-counterfeit printing antennas.
Embodiment 2
This example adopts screen printing mode, carries out antenna printing on PET, and workshop condition is cleaning shop, temperature 25
± 5 DEG C, 45%～85%RH of humidity：
(1) it is 1 according to mass ratio by Datatrace DNA and conductive silver paste:5 are sufficiently mixed, and mixing speed is 120
Turn/min, mixing time is 15min, stand 25min and obtain slurry；
(2) PET is dried into 20min at 120 DEG C；
(3) slurry obtained in step (1) is carried out into serigraphy, concrete typography on the PET that step (2) is obtained
Parameter is as follows；Print speed printing speed is 45mm/s, and print depth is 1mm, and print thickness is 8 μm, and half tone is 280 mesh polyester webs, and tension force is 20
± 3N, angle is 22.5 degree, and photoresists thickness is 12 ± 2 μm, and the hardness of scraper is 80.
(4) 30min is dried in paper length is walked for 40m, the baking oven that temperature is 110 DEG C；Obtain RFID anti-counterfeit printing antennas.
Embodiment 3
This example adopts screen printing mode, carries out antenna printing on PET, and workshop condition is cleaning shop, temperature 25
± 5 DEG C, 45%～85%RH of humidity：
(1) it is 2 according to mass ratio by Datatrace DNA and conductive silver paste:5 are sufficiently mixed, and mixing speed is 120
Turn/min, mixing time is 15min, stand 30min and obtain slurry；
(2) PET is dried into 20min at 120 DEG C；
(3) slurry obtained in step (1) is carried out into serigraphy, concrete typography on the PET that step (2) is obtained
Parameter is as follows；Print speed printing speed is 45mm/s, and print depth is 0.5mm, and print thickness is 5 μm, and half tone is 350 mesh polyester webs, and tension force is
20 ± 3N, angle is 22.5 degree, and photoresists thickness is 12 ± 2 μm, and the hardness of scraper is 80.
(4) 15min is dried in paper length is walked for 40m, the baking oven that temperature is 135 DEG C；Obtain RFID anti-counterfeit printing antennas.
Claims (6)
1. a kind of RFID anti-counterfeit printings antenna, it is characterised in that：Its slurry is DatatraceDNA and conductive silver paste according to quality
Than for 1-2:5 mixing；
Silver powder in conductive silver paste is average grain diameter<0.1 μm of nano-silver powder；
The viscosity of conductive silver paste is 2.05 ± 0.05g/mL in 8000～14000cp, density, and sheet resistance≤15m Ω/ /mil is attached
Put forth effort >=4B, hardness of film >=2H；
The preparation method of described RFID anti-counterfeit printing antennas, comprises the following steps：
(1) it is 1-2 according to mass ratio by DatatraceDNA and conductive silver paste:5 mixing, stirring obtains slurry after standing；
(2) base material is carried out printing front drying；
(3) slurry obtained with step (1) prints to the base material that step (2) is obtained；
(4) after finishing printing, the product after printing is solidified, obtains product；
Solidify 15～30min in step (4) at 110 DEG C～135 DEG C of condition of cure.
2. RFID anti-counterfeit printings antenna according to claim 1, it is characterised in that：In step (1) mixing speed be 100～
120 turns/min, the time is 10～20min.
3. RFID anti-counterfeit printings antenna according to claim 1, it is characterised in that：Base material is art paper, PET or frangible
Paper.
4. RFID anti-counterfeit printings antenna according to claim 1, it is characterised in that：Step (2) drying condition：Temperature is
110 DEG C～120 DEG C, the time is 20～30min.
5. RFID anti-counterfeit printings antenna according to claim 1, it is characterised in that：Printing in step (3) is serigraphy,
The half tone of screen process press is 280～350 mesh polyester webs, and tension force is 20 ± 3N, and angle is 22.5 degree, photoresists thickness for 12 ±
2 μm, the hardness of scraper is 80.
6. the preparation method of RFID anti-counterfeit printings antenna according to claim 1, it is characterised in that：Printing in step (3)
Speed is 35～50mm/s, and print depth is 0.5～1mm, and print thickness is 5～8 μm.
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 |
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| Publication Number | Publication Date |
|---|---|
| CN104910693A CN104910693A (en) | 2015-09-16 |
| CN104910693B true CN104910693B (en) | 2017-05-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510368439.4A Active CN104910693B (en) | 2015-06-29 | 2015-06-29 | RFID anti-counterfeiting printing antenna and preparation method thereof |
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Families Citing this family (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 (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2925864B1 (en) * | 2007-12-28 | 2012-08-31 | Arjowiggins Licensing Sas | SAFETY SHEET COMPRISING A COEXTRUDE SUPPORT |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
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| CN104910693A (en) | 2015-09-16 |
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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. |
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