CN105623385A - Anti-counterfeit identification material and its preparation method and use - Google Patents
Anti-counterfeit identification material and its preparation method and use Download PDFInfo
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- CN105623385A CN105623385A CN201410599043.6A CN201410599043A CN105623385A CN 105623385 A CN105623385 A CN 105623385A CN 201410599043 A CN201410599043 A CN 201410599043A CN 105623385 A CN105623385 A CN 105623385A
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- 239000000463 material Substances 0.000 title claims abstract description 67
- 238000002360 preparation method Methods 0.000 title claims abstract description 6
- 239000011230 binding agent Substances 0.000 claims abstract description 26
- 229910044991 metal oxide Inorganic materials 0.000 claims abstract description 24
- 150000004706 metal oxides Chemical class 0.000 claims abstract description 24
- 150000004696 coordination complex Chemical class 0.000 claims abstract description 23
- 229910001092 metal group alloy Inorganic materials 0.000 claims abstract description 23
- 239000000203 mixture Substances 0.000 claims abstract description 7
- 239000000976 ink Substances 0.000 claims description 14
- 239000000853 adhesive Substances 0.000 claims description 12
- 230000001070 adhesive effect Effects 0.000 claims description 12
- 238000000498 ball milling Methods 0.000 claims description 12
- 239000000843 powder Substances 0.000 claims description 12
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 11
- 239000011248 coating agent Substances 0.000 claims description 9
- 238000000576 coating method Methods 0.000 claims description 9
- NIXOWILDQLNWCW-UHFFFAOYSA-N Acrylic acid Chemical compound OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 8
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 8
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 8
- 229910052761 rare earth metal Inorganic materials 0.000 claims description 8
- -1 citric acid rare-earth Chemical class 0.000 claims description 7
- 229910017052 cobalt Inorganic materials 0.000 claims description 6
- 239000010941 cobalt Substances 0.000 claims description 6
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims description 6
- RIVZIMVWRDTIOQ-UHFFFAOYSA-N cobalt iron Chemical compound [Fe].[Co].[Co].[Co] RIVZIMVWRDTIOQ-UHFFFAOYSA-N 0.000 claims description 6
- SZVJSHCCFOBDDC-UHFFFAOYSA-N ferrosoferric oxide Chemical group O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 claims description 6
- 238000007603 infrared drying Methods 0.000 claims description 6
- 239000011812 mixed powder Substances 0.000 claims description 6
- 229910052701 rubidium Inorganic materials 0.000 claims description 6
- IGLNJRXAVVLDKE-UHFFFAOYSA-N rubidium atom Chemical compound [Rb] IGLNJRXAVVLDKE-UHFFFAOYSA-N 0.000 claims description 6
- 239000002002 slurry Substances 0.000 claims description 6
- 229910001030 Iron–nickel alloy Inorganic materials 0.000 claims description 5
- 229910045601 alloy Inorganic materials 0.000 claims description 5
- 239000000956 alloy Substances 0.000 claims description 5
- 229910000828 alnico Inorganic materials 0.000 claims description 5
- 229910000428 cobalt oxide Inorganic materials 0.000 claims description 5
- IEQIEDJGQAUEQZ-UHFFFAOYSA-N phthalocyanine Chemical compound N1C(N=C2C3=CC=CC=C3C(N=C3C4=CC=CC=C4C(=N4)N3)=N2)=C(C=CC=C2)C2=C1N=C1C2=CC=CC=C2C4=N1 IEQIEDJGQAUEQZ-UHFFFAOYSA-N 0.000 claims description 5
- 229910052782 aluminium Inorganic materials 0.000 claims description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 4
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Natural products OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 claims description 4
- 229910052759 nickel Inorganic materials 0.000 claims description 4
- 239000007787 solid Substances 0.000 claims description 4
- 239000011787 zinc oxide Substances 0.000 claims description 4
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 3
- 229910052684 Cerium Inorganic materials 0.000 claims description 3
- 229910000990 Ni alloy Inorganic materials 0.000 claims description 3
- GWXLDORMOJMVQZ-UHFFFAOYSA-N cerium Chemical compound [Ce] GWXLDORMOJMVQZ-UHFFFAOYSA-N 0.000 claims description 3
- IVMYJDGYRUAWML-UHFFFAOYSA-N cobalt(ii) oxide Chemical compound [Co]=O IVMYJDGYRUAWML-UHFFFAOYSA-N 0.000 claims description 3
- 229940056319 ferrosoferric oxide Drugs 0.000 claims description 3
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims description 3
- YOBAEOGBNPPUQV-UHFFFAOYSA-N iron;trihydrate Chemical compound O.O.O.[Fe].[Fe] YOBAEOGBNPPUQV-UHFFFAOYSA-N 0.000 claims description 3
- 229920002635 polyurethane Polymers 0.000 claims description 3
- 239000004814 polyurethane Substances 0.000 claims description 3
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 claims description 2
- 229910000809 Alumel Inorganic materials 0.000 claims description 2
- 229910000531 Co alloy Inorganic materials 0.000 claims description 2
- OFOBLEOULBTSOW-UHFFFAOYSA-N Propanedioic acid Natural products OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 claims description 2
- 229910052772 Samarium Inorganic materials 0.000 claims description 2
- BLJNPOIVYYWHMA-UHFFFAOYSA-N alumane;cobalt Chemical compound [AlH3].[Co] BLJNPOIVYYWHMA-UHFFFAOYSA-N 0.000 claims description 2
- 229920006332 epoxy adhesive Polymers 0.000 claims description 2
- 229910052747 lanthanoid Inorganic materials 0.000 claims description 2
- 150000002602 lanthanoids Chemical class 0.000 claims description 2
- 229910052746 lanthanum Inorganic materials 0.000 claims description 2
- FZLIPJUXYLNCLC-UHFFFAOYSA-N lanthanum atom Chemical compound [La] FZLIPJUXYLNCLC-UHFFFAOYSA-N 0.000 claims description 2
- 239000011976 maleic acid Substances 0.000 claims description 2
- 229910052751 metal Inorganic materials 0.000 claims description 2
- 239000002184 metal Substances 0.000 claims description 2
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims description 2
- 239000005011 phenolic resin Substances 0.000 claims description 2
- 229920001568 phenolic resin Polymers 0.000 claims description 2
- 150000002910 rare earth metals Chemical class 0.000 claims description 2
- 239000002994 raw material Substances 0.000 claims description 2
- KZUNJOHGWZRPMI-UHFFFAOYSA-N samarium atom Chemical compound [Sm] KZUNJOHGWZRPMI-UHFFFAOYSA-N 0.000 claims description 2
- VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 claims description 2
- 238000012795 verification Methods 0.000 abstract description 2
- 230000006698 induction Effects 0.000 abstract 2
- 230000002265 prevention Effects 0.000 abstract 1
- 239000000126 substance Substances 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 9
- 238000001514 detection method Methods 0.000 description 4
- 238000000926 separation method Methods 0.000 description 4
- 238000003756 stirring Methods 0.000 description 4
- 239000005022 packaging material Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 238000007639 printing Methods 0.000 description 2
- 239000010409 thin film Substances 0.000 description 2
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 239000012620 biological material Substances 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- DLNAGPYXDXKSDK-UHFFFAOYSA-K cerium(3+);2-hydroxypropane-1,2,3-tricarboxylate Chemical compound [Ce+3].[O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O DLNAGPYXDXKSDK-UHFFFAOYSA-K 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000002224 dissection Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000007646 gravure printing Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000007645 offset printing Methods 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 238000007650 screen-printing Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Landscapes
- Inks, Pencil-Leads, Or Crayons (AREA)
- Paints Or Removers (AREA)
Abstract
The invention discloses an anti-counterfeit identification material and its preparation method and use. The anti-counterfeit identification material is characterized in that the anti-counterfeit identification material is a mixture of a binder, a metal complex, a metal oxide and a metal alloy, the content of the binder is in a range of 35-90%, the content of the metal complex, the metal oxide and the metal alloy is in a range of 10-65wt%, the anti-counterfeit identification material can produce feedback to a low frequency signal with frequency greater than 0 and less than or equal to 455KHz, and the feedback characteristic signal is in a low frequency wave band and has frequency of 50-350KHz. The anti-counterfeit identification material has a unique physical and chemical structure, produces unique induction to a low frequency signal and carries out induction signal encryption parsing processing to realize unique true or false verification. The anti-counterfeit identification material can be identified easily, is simple and easy, has a high anti-counterfeit ability and good crypticity and can be widely used for counterfeit prevention of various goods.
Description
Technical field
The present invention relates to a kind of antiforge material.
Background technology
Since twentieth century eight, the nineties, forgery and illegal imitation of brand-name products crime is increasingly becoming the another whole world public hazards outside continue suction traffic in drugs, smuggling, environmental pollution. Adding up according to authoritative department, the economic total value that the whole world produces because of forgery and illegal imitation of brand-name products activity every year reaches 250,000,000,000 dollars. Not only famous-brand and high-quality enterprise product is particularly subjected to the favor of false making molecule, and palm off criminal activity and more gradually penetrate into the special dimensions (such as currency, marketable securities, identity document etc.) such as national economy and political security, social danger power is very big, thus strike is all palmed off crime and is classified as a long-term difficult task by national governments.
The anti-fake product being widely used at present is broadly divided into two big classes, one is by naked eyes or simple method and discernible such as laser hologram, visual angle variable color, watermark, all kinds of antiforges etc., this anti-counterfeiting technology is intuitively prone to be esthetically acceptable to the consumers and be easy to promote, being a kind of popular, consumer is likely to the anti-counterfeiting technology distinguishing true from false alone. Its maximum advantage is on-the-spot rapidity and intuitive; But current this kind of anti-counterfeiting technology is widely used, causing that its imitation difficulty is relatively low, technology barriers are not high, be prone to imitated, therefore its anti-counterfeiting power and anti-counterfeiting performance are not enough. Another kind of for need by special discriminating instrument just can recognise that such as Ultraluminescence, Infrared fluorescence, orientation retroreflecting etc., it is higher relative to first kind anti-counterfeiting technology imitation difficulty, and anti-counterfeiting performance is better; But it needs by special identification facility, and the factor outside the technical ability of consumer own that also more depends on judges, such as producer, expert, technical supervision department etc.; Additionally can discern the false from the genuine as data anti-counterfeiting technology its Zhi Xu consumers more popular such as telephone code, bar code, Quick Response Code carry out examination by mobile phone in recent years, but it lacks disguise, it is easy to imitated and duplication, anti-counterfeiting power is not enough.
Summary of the invention
It is an object of the invention to provide a kind of antiforge material and its preparation method and application, with the defect overcoming prior art to exist.
Antiforge material of the present invention, mixture for binding agent with metal-oxide, metal complex and metal alloy, gross weight gauge with described antiforge material, the content of binding agent is 35��90%, and the weight content of metal-oxide, metal complex and metal alloy is 10��65%;
Preferably, the content of binding agent is 15��35%, and the weight content of metal-oxide, metal complex and metal alloy is 65��85%;
More than one in described metal-oxide chosen from Fe oxide, zinc oxide, aluminum oxide or cobalt/cobalt oxide etc., such as ferroso-ferric oxide, cobalt oxide, aluminium sesquioxide, iron sesquioxide or zinc oxide, described metal complex is selected from citric acid rare-earth complex, rich maleic acid rare-earth complex, lanthanide series metal phthalocyanine complex or hydroxy acid rare-earth complex etc., and described rare earth is rubidium, cerium, lanthanum or samarium etc.; Preferably rubidium or cerium;
Described metal alloy chosen from Fe nickel alloy, ferro-silicium, ferrocobalt, aluminium cobalt alloy, alumel or alnico alloy etc.;
In described iron-nickel alloy, the weight percent content of ferrum is 40��85%, it is preferable that 45��50%;
In described ferrocobalt, the weight percent content of cobalt is 30��60%, it is preferable that 30��35%;
In described alnico alloy, the weight percent content of aluminum is 5��25%, it is preferable that 15��20%, and the weight percent content of nickel is 5��35%, it is preferable that 20��25%;
The preferred acroleic acid binding agent of described binding agent, epoxy adhesive, polyurethane adhesive, phenolic resin adhesive or EVA binding agent etc.;
Described antiforge material, by the adjustment of material prescription, can regulate frequency and the intensity of its characteristic signal;
The low frequency signal that frequency is 0 <��455KHz is had feedback by described antiforge material, and the characteristic signal of feedback is in low-frequency band, and frequency is 50��350KHz.
The preparation method that the present invention also provides for above-mentioned antiforge material, the method includes: weigh raw material according to required metal-oxide, metal complex, metal alloy by proportioning, it is ground into powder, then mixed-powder is added in mixer and be sufficiently stirred for, so as to be sufficiently mixed, put into after again the powder being stirred being mixed with binding agent and ball milling or three-roll grinder carry out ball milling or milled processed, after again the slurry of milled being filtered by filter screen, 80��120 DEG C, 15��35 minutes infrared dryings, it is thus achieved that there is required antiforge material.
The invention still further relates to the mixture of binding agent and metal-oxide, metal complex and metal alloy in the method for anti-counterfeit being prepared by material low-frequency resonance response characteristic, as the application of antiforge material;
The invention still further relates to a kind of secure signature material, for containing the ink of described antiforge material, adhesive or coating, wherein, described antiforge material the solid content that weight content is ink, coating or adhesive 2%��40%;
Using method is as follows:
The antiforge material prepared can mix mutually with conventional printing inks, makes the printing-ink with anti-counterfeit recognition characteristic, such as silk-screen, offset printing, gravure printing ink etc., only need to print this anti-counterfeit recognition printing-ink in stock surface desired location. Or also this antiforge material can be mixed with adhesive, coating etc. as additive, be applied on various product packaging or combine with other anti-counterfeiting technologies be used in conjunction with.
The low frequency signal that smart mobile phone can be sent by this antiforge material produces sensing and produces characteristic signal, verifies the true and false of product after the software on mobile phone resolves. By adjusting material prescription, material is different to induced signal produced by the low frequency signal of similar frequency bands, owing to frequency is had sensing at the low frequency wave that 0 <��455KHz is interval by this antiforge material, can be applicable to carry out on different commodity false proof after the software on mobile phone resolves, this just client for every kind of this anti-fake material of use provide relative unique identities feature.
Concrete application process is as follows:
1. described antiforge material is mixed with ink, resin, coating etc., it is thus achieved that biomaterials, by process meanses such as printing, coating, extrusions, be coated on label, thin film or other kinds packaging material;
2. pass through smartphone software so that mobile phone transmission frequency is the low frequency signal of 0 <��455KHz, and above-mentioned label, thin film or other kinds packaging material are detected, collect the feature induced signal of its feedback;
3. by collected feature induced signal, it is identified and feature analysis, and the low frequency signal sent with mobile phone builds data base jointly;
4. when commodity are differentiated by end user by mobile phone, commodity feedback characteristic signal and mobile phone sending signal mate with database data, and the match is successful then illustrates that commodity are certified products.
The present invention carries the physicalchemical structure with uniqueness, and the low frequency signal that mobile phone is sent produces unique sensing, is reduced into the authenticity verification of uniqueness after the encryption dissection process to this induced signal. This technology have readily identified, easy to use, anti-counterfeiting power is high, the disguised feature such as by force, can be widely applied to the anti-false true-guaranteeing of all kinds of commodity.
Detailed description of the invention
Embodiment 1
Formula:
Metal-oxide: cobalt oxide 45%
Metal complex: rubidium phthalocyanine complex 5%
Metal alloy: iron-nickel alloy 20%, wherein iron content is 45%
Acroleic acid binding agent: 30%
By metal-oxide, metal complex and metal alloy, it is ground into powder, mixed powder is added in mixer and is sufficiently stirred for, stir 60 minutes, so as to be sufficiently mixed, put into after again the powder being stirred being mixed with acroleic acid binding agent and ball mill carries out ball-milling treatment, ball milling 8 hours, after again the slurry of milled being filtered by 200 mesh filter screens, 100 degrees Celsius, 30 minutes infrared dryings, obtain described antiforge material, utilize the low-frequency signal emitter that frequency separation is 400KHz to launch low frequency signal material is detected, oscillograph and audiofrequency spectrometer detection feedback signal is utilized to go forward side by side line flag, this antiforge material has profile feedback signal at 255KHz frequency band.
Being mixed with ink for screen printing by prepared antiforge material, the weight consumption of antiforge material is the 20% of ink solid content, and by the mode of silk-screen, obtained ink is printed on package material surface again, can obtain the packaging material with anti-counterfeiting characteristic. The smart mobile phone with special identification software is used namely to can recognize that.
Embodiment 2
Formula:
Metal-oxide: aluminium sesquioxide 15%
Metal complex: rubidium phthalocyanine complex 10%
Metal alloy: iron-nickel alloy 45%, wherein iron content is 50%
Acroleic acid binding agent: 20%
By metal-oxide, metal complex and metal alloy, it is ground into powder, mixed powder is added in mixer and is sufficiently stirred for, stir 30 minutes, so as to be sufficiently mixed, put into after again the powder being stirred being mixed with acroleic acid binding agent and ball mill carries out ball-milling treatment, ball milling 5 hours, after again the slurry of milled being filtered by 400 mesh filter screens, 80 degrees Celsius, 35 minutes infrared dryings, obtain described antiforge material, utilize the low-frequency signal emitter that frequency separation is 350KHz to launch low frequency signal material is detected, oscillograph and audiofrequency spectrometer detection feedback signal is utilized to go forward side by side line flag, this antiforge material has profile feedback signal at 200KHz frequency band.
Embodiment 3
Formula:
Metal-oxide: ferroso-ferric oxide 25%
Metal complex: cerium citrate complex 5%
Metal alloy: aluminum cobalt-nickel alloy 35%, wherein aluminum content be 15%, nickel content be 25%
Polyurethane adhesive: 35%
By metal-oxide, metal complex and metal alloy, it is ground into powder, mixed powder is added in mixer and is sufficiently stirred for, stir 30 minutes, so as to be sufficiently mixed, put into after again the powder being stirred being mixed with acroleic acid binding agent and ball mill carries out ball-milling treatment, ball milling 5 hours, after again the slurry of milled being filtered by 400 mesh filter screens, 120 degrees Celsius, 15 minutes infrared dryings, obtain described antiforge material, utilize the low-frequency signal emitter that frequency separation is 200KHz to launch low frequency signal material is detected, oscillograph and audiofrequency spectrometer detection feedback signal is utilized to go forward side by side line flag, this antiforge material has profile feedback signal at 135KHz frequency band.
Embodiment 4
Formula:
Metal-oxide: iron sesquioxide 45%
Metal complex: rubidium phthalocyanine complex 10%
Metal alloy: ferrocobalt 30%, wherein cobalt content is 30%
EVA binding agent: 15%
By metal-oxide, metal complex and metal alloy, it is ground into powder, mixed powder is added in mixer and is sufficiently stirred for, stir 60 minutes, so as to be sufficiently mixed, put into after again the powder being stirred being mixed with acroleic acid binding agent and ball mill carries out ball-milling treatment, ball milling 5 hours, after again the slurry of milled being filtered by 300 mesh filter screens, 100 degrees Celsius, 30 minutes infrared dryings, obtain described antiforge material, utilize the low-frequency signal emitter that frequency separation is 400KHz to launch low frequency signal material is detected, oscillograph and audiofrequency spectrometer detection feedback signal is utilized to go forward side by side line flag, this antiforge material has profile feedback signal at 275KHz frequency band.
Claims (11)
1. antiforge material, it is characterized in that, mixture for binding agent with metal-oxide, metal complex and metal alloy, gross weight gauge with described antiforge material, the content of binding agent is 35��90%, and the weight content of metal-oxide, metal complex and metal alloy is 10��65%, and the low frequency signal that frequency is 0 <��455KHz is had feedback by described antiforge material, the characteristic signal of feedback is in low-frequency band, and frequency is 50��350KHz.
2. antiforge material according to claim 1, it is characterised in that the content of binding agent is 15��35%, the weight content of metal-oxide, metal complex and metal alloy is 65��85%.
3. antiforge material according to claim 1 and 2, it is characterized in that, more than one in described metal-oxide chosen from Fe oxide, zinc oxide, aluminum oxide or cobalt/cobalt oxide, described metal complex is selected from citric acid rare-earth complex, rich maleic acid rare-earth complex, lanthanide series metal phthalocyanine complex or hydroxy acid rare-earth complex;
Described metal alloy chosen from Fe nickel alloy, ferro-silicium, ferrocobalt, aluminium cobalt alloy, alumel or alnico alloy;
In described iron-nickel alloy, the weight percent content of ferrum is 40��85%;
In described ferrocobalt, the weight percent content of cobalt is 30��60%;
In described alnico alloy, the weight percent content of aluminum is 5��25%, and the weight percent content of nickel is 5��35%.
4. antiforge material according to claim 3, it is characterised in that described metal-oxide is selected from ferroso-ferric oxide, cobalt oxide, aluminium sesquioxide, iron sesquioxide or zinc oxide.
5. antiforge material according to claim 3, it is characterised in that described rare earth is rubidium, cerium, lanthanum or samarium.
6. antiforge material according to claim 3, it is characterised in that in described iron-nickel alloy, the weight percent content of ferrum is 45��50%; In described ferrocobalt, the weight percent content of cobalt is 30��35%; In described alnico alloy, the weight percent content of aluminum is 15��20%, and the weight percent content of nickel is 20��25%.
7. antiforge material according to claim 3, it is characterised in that the preferred acroleic acid binding agent of described binding agent, epoxy adhesive, polyurethane adhesive, phenolic resin adhesive or EVA binding agent.
8. the preparation method of the antiforge material according to any one of claim 1��7, it is characterized in that, comprise the steps: according to required metal-oxide, metal complex, metal alloy weighs raw material by proportioning, it is ground into powder, then mixed-powder is added in mixer and be sufficiently stirred for, so as to be sufficiently mixed, put into after again the powder being stirred being mixed with binding agent and ball milling or three-roll grinder carry out ball milling or milled processed, after again the slurry of milled being filtered by filter screen, 80��120 DEG C, 15��35 minutes infrared dryings, acquisition has required antiforge material.
9. the application of the antiforge material according to any one of claim 1��7, it is characterized in that, for preparing secure signature material, described secure signature material, for containing the ink of described antiforge material, adhesive or coating, wherein, described antiforge material the solid content that weight content is ink, coating or adhesive 2%��40%.
10. binding agent and the mixture of metal-oxide, metal complex and metal alloy are in the method for anti-counterfeit being prepared by material low-frequency resonance response characteristic, application in antiforge material, gross weight gauge with mixture, the content of binding agent is 35��90%, the weight content of metal-oxide, metal complex and metal alloy is 10��65%, the low frequency signal that frequency is 0 <��455KHz is had feedback by described antiforge material, the characteristic signal of feedback is in low-frequency band, and frequency is 50��350KHz.
11. a secure signature material, for containing the ink of antiforge material described in any one of claim 1��7, adhesive or coating, wherein, described antiforge material the solid content that weight content is ink, coating or adhesive 2%��40%.
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WO2013185950A1 (en) * | 2012-06-11 | 2013-12-19 | Sicpa Holding Sa | Methods for printing tactile security features |
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WO2013185950A1 (en) * | 2012-06-11 | 2013-12-19 | Sicpa Holding Sa | Methods for printing tactile security features |
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