CN102555568A - Anti-counterfeiting printing method - Google Patents
Anti-counterfeiting printing method Download PDFInfo
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- CN102555568A CN102555568A CN2012100043864A CN201210004386A CN102555568A CN 102555568 A CN102555568 A CN 102555568A CN 2012100043864 A CN2012100043864 A CN 2012100043864A CN 201210004386 A CN201210004386 A CN 201210004386A CN 102555568 A CN102555568 A CN 102555568A
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Abstract
The invention relates to an anti-counterfeiting printing method, which includes steps: firstly, selecting two types of ink different in infrared up-conversion characteristic and ultraviolet fluorescence characteristic to form paired ink, wherein the ink with the infrared up-conversion characteristic has the infrared up-conversion characteristic at set waveband in an infrared area, the ink with the ultraviolet fluorescence characteristic is ultraviolet fluorescent ink which has the ultraviolet fluorescence characteristic at set waveband in an ultraviolet area or is more than one type of ultraviolet fluorescent pairing ink, and the color of the ultraviolet fluorescent ink forming the paired ink at the waveband in the ultraviolet area is evidently different from that of the ultraviolet fluorescent ink under visible light; and secondly, printing anti-counterfeiting patterns serving as anti-counterfeiting information on a same printing stock carrier. The anti-counterfeiting printing method which is a technical way for implementing composite counterfeiting prevention is provided to meet the high requirements of the prior art on anti-counterfeiting technique, the anti-counterfeiting information has photo-discoloration characteristic under specific light irradiation.
Description
Technical field
The present invention relates to field of anti-counterfeit technology, specifically about utilizing infrared conversion Ink and the false proof method of fluoresent printing ink combinations of pairs realization of going up, to provide anti-counterfeiting technology content higher anti-counterfeit printed.
Background technology
In anti-counterfeit printing fields such as money, marketable securities and trade marks; Anti-forgery ink is to use products similar very widely; In order to improve the anti-counterfeiting technology content of anti-fake product, increase and copy difficulty and cost, it is very important to research and develop new anti-forgery ink and anti-counterfeiting technology and method.At present; Fluoresent printing ink (some data also is ultraviolet printing ink) is in printing ink, to add corresponding visible fluorescence compound to process; Excite with UV-irradiation and send the special ink of visible light; Its anti-counterfeiting characteristic is: printing product cannot see fluorescence under ordinary ray, under ultraviolet ray, can send sparkling fluorescence.Infrared up-conversion material is that a kind of infrared light irradiation excites down the luminescent material that can send visible light, is about to the material that infrared light is converted into visible light; The printing ink of using the infrared up-conversion material preparation is the infrared conversion Ink that goes up, and its anti-counterfeiting characteristic is: under infrared ray excited, can send visible light.Fluoresent printing ink and infrared these the two kinds of printing ink of conversion Ink of going up are applied to the existing bibliographical information in false proof field both at home and abroad, though also can reach false proof,
But along with the further raising of society to the anti-counterfeiting technology requirement, need provide a kind of in a hurry and can show colourful pattern conversion, the method that can have the composite anti-fake function again promotes false proof level.
Summary of the invention
In order to adapt to the high request of prior art to anti-counterfeiting technology; The present invention provides a kind of antiforge method; Through utilizing infrared upward conversion anti-counterfeiting characteristic printing ink and the pairing of Ultraluminescence anti-counterfeiting characteristic printing ink that a kind of technological means that realizes composite anti-fake is provided; Carry anti-counterfeiting information and penetrate down, have the phototropic characteristic in specific illumination.
Technical solution of the present invention:
A kind of antiforge method, its special character is: this method may further comprise the steps:
1] selects infrared converting characteristic and the Ultraluminescence characteristic two types of printing ink composition pairing printing ink all inequality gone up;
Said have infrared go up converting characteristic printing ink be a kind of have under the setting wave band of infrared light region infrared on conversion performance infrared conversion Ink or more than one infrared on conversion pairing printing ink, the infrared conversion Ink of wherein forming in the pairing printing ink that goes up obviously is different from the color that under the visible light condition, manifests in the color that manifests under the infrared light region wave band;
Said to have Ultraluminescence characteristic printing ink be fluoresent printing ink or more than one Ultraluminescence pairing printing ink that has the Ultraluminescence performance under a kind of wave band of setting in ultraviolet light zone, wherein forms the color that the fluoresent printing ink in the pairing printing ink manifests and obviously be different from the color that under the visible light condition, manifests under the wave band of ultraviolet light zone;
2] use step 1 respectively] two types of printing ink selecting print the security pattern that can be used as anti-counterfeiting information on same stock carrier.
Two types of printing ink are applied to the different piece of same security pattern.
Different types of printing ink is applied to two or more parts that same security pattern joins; Perhaps be applied to two or more tangent parts of same pattern.
The above-mentioned pairing printing ink color visible in the visible region is the synthetic patterns of a plurality of single colour cells.
Also comprise step 3] the checking security pattern:
3.1] adopt nature radiation of visible light security pattern, obtain master pattern;
3.2] adopt infrared light irradiation security pattern, obtain first pattern;
3.3] adopt the UV-irradiation security pattern, obtain second pattern;
3.4] adopt infrared light and ultraviolet light to shine security pattern jointly, obtain the 3rd pattern;
3.5] the judgement true and false:
If first pattern, second pattern and the 3rd pattern are different fully with master pattern, then false proof printing is true;
If there are something in common in first pattern, second pattern and the 3rd pattern master pattern, then false proof printing is false.
Under the setting wave band of infrared light region:
Have the infrared printing ink of going up conversion performance in the pairing printing ink and can manifest solid color;
Or have the infrared upward conversion Ink combinations of pairs use that the infrared printing ink of going up conversion performance is two or more, under the setting wave band of infrared light region, all have one or more solid colors;
Under the setting wave band in ultraviolet light zone:
The printing ink that has the Ultraluminescence performance in the pairing printing ink can manifest solid color;
Or the printing ink with Ultraluminescence performance is that two or more fluoresent printing ink combinations of pairs is used, and under the setting wave band in ultraviolet light zone, all has one or more solid colors.
Above-mentioned pairing printing ink is one or more the mixing in gravure ink, letterpress printing ink, offset ink, ink-jet or the screen printing ink.
Above-mentioned stock is paper substrate, polymeric material, glass or metal material.
The advantage that the present invention had:
The present invention adopts the varied of four types of patterns (under the visible light, under the ultraviolet light, under the infrared light, ultraviolet and infrared unite down) to improve simple infrared converting characteristic or the Ultraluminescence characteristic anti-fake machine reading level of going up; Thereby effectively realize utilizing machine-readable composite anti-fake purpose; Also improve simultaneously the combinations of patterns effect of printing product, improved antifalse effect.
Description of drawings
Fig. 1 is that embodiment 1 selects four kinds infrared to go up conversion Ink variable color situation sketch map under infrared radiation;
Fig. 2 is that embodiment 1 selects four kinds of fluoresent printing inks sample variable color situation sketch map under the ultraviolet ray irradiation;
Fig. 3 for embodiment 1 select two kinds of fluoresent printing inks and two kinds infrared go up conversion Ink respectively under UV-irradiation, the infrared light irradiation down, ultraviolet and infrared unites demonstration different pattern sketch map under the irradiation;
Fig. 4 for embodiment 2 select two kinds of fluoresent printing inks and two kinds infrared go up conversion Ink respectively under UV-irradiation, the infrared light irradiation down, ultraviolet and infrared unites demonstration different pattern sketch map under the irradiation;
Fig. 5 for embodiment 3 select a kind of fluoresent printing inks and a kind of infrared go up conversion Ink respectively under UV-irradiation, the infrared light irradiation down, ultraviolet and infrared unites demonstration different pattern sketch map under the irradiation;
Fig. 6 for embodiment 4 select a kind of fluoresent printing inks and a kind of infrared go up conversion Ink respectively under UV-irradiation, the infrared light irradiation down, ultraviolet and infrared unites demonstration different pattern sketch map under the irradiation;
Fig. 7 for embodiment 5 select a kind of fluoresent printing inks and a kind of infrared go up conversion Ink respectively under UV-irradiation, the infrared light irradiation down, ultraviolet and infrared unites demonstration different pattern sketch map under the irradiation;
Fig. 8 for embodiment 6 select a kind of fluoresent printing inks and a kind of infrared go up conversion Ink respectively under UV-irradiation, the infrared light irradiation down, ultraviolet and infrared unites demonstration different pattern sketch map under the irradiation;
Fig. 9 for embodiment 7 select two kinds for fluoresent printing ink and two kinds infrared go up conversion Ink respectively under UV-irradiation, the infrared light irradiation down, ultraviolet and infrared unites demonstration different pattern sketch map under the irradiation.
The specific embodiment
The false proof printing of the present invention, this false proof printing comprise selects infrared conversion Ink and the false proof two types of different phototropic printing ink of Ultraluminescence gone up, and on same stock carrier, prints the pattern that can be used as anti-counterfeiting information respectively.
Filter out two types of anti-forgery inks that supply to form infrared and ultraviolet pairing printing ink; Color is at visible region visible (as be deployed into colorless ink then print the back invisible); But under the setting spectrum of infrared light region, one type of printing ink has infrared go up conversion performance, another kind of printing ink nondiscolouring; Under the setting spectrum in ultraviolet light zone, another kind of printing ink has the Ultraluminescence luminescent properties, corresponding another kind of printing ink nondiscolouring; Under the setting spectrum in the setting spectrum of infrared light region and ultraviolet light zone shines down jointly, two types of equal variable colors of printing ink.
Realize that false proof means are to use through screening to have infrared conversion Ink and the fluoresent printing ink gone up as pairing printing ink, as two types of printing ink of pairing printing ink in the visible region it is thus clear that, two types of printing ink are the light variable ink.The present invention uses realization false proof two types of such printing ink pairings; But two types of printing ink are printed the phototropic pattern; And this pattern detects in the infrared detection of special use, ultraviolet, can read identification under the infrared and ultraviolet joint-detection, shows as the pattern that all is different from the visible region.
The present invention confirms to be used for the infrared conversion Ink that goes up of combinations of pairs can be diversified in the visible region with the color of fluoresent printing ink; For example redness, blueness, green, purple, black, brown, colourless etc.; The common pigments that the coloring pigment that uses uses as anti-forgery ink; For example, phthalein mountain valley with clumps of trees and bamboo serial pigment etc.
The method of patterning that the present invention prints as anti-counterfeiting information on stock has: two types of printing ink are applied to the different piece of same pattern, that is, the printing ink that will have infrared upward converting characteristic walks abreast with the printing ink with Ultraluminescence characteristic and is used to print a pattern; Two types of ink printing contents comprise as the method for patterning of anti-counterfeiting information: different types of printing ink is applied to two or more parts that same pattern joins; Perhaps, tangent two or more parts; If do not join or not tangent, the pattern of the anti-counterfeiting information that two types of printing ink is formed obviously is inter-related forming a whole.Two types of phototropic printing ink can include, but is not limited to conventional ink types such as gravure ink, letterpress printing ink, offset ink, ink-jet or screen printing ink, and pairing printing ink can be identical or different kind.Concrete prescription and preparation method as the printing ink that uses of pairing are known technology, and the present invention does not do special qualification and description.
Introduce the realization and the characteristics of technical scheme of the present invention in detail below in conjunction with specific embodiment, helping understanding spirit of the present invention and beneficial effect, but but do not constitute any qualification the present invention's practical range.
Embodiment 1
Select two types of printing ink to be respectively infrared conversion Ink and the fluoresent printing ink printed product gone up.
Having the infrared converting characteristic printing ink of going up can be a kind of infrared conversion Ink that goes up, or more than one infrared conversion pairing printing ink of going up.In the present embodiment, select the infrared conversion pairing printing ink of going up, under infrared radiation, have infrared red, infrared green, infrared indigo plant, infrared yellow four kinds of variable color situation, sketch map is seen Fig. 1.
Among the figure zone to be printed is divided into A, B, C, D four sub regions; Send the printing ink (being called for short: infrared red) of red fluorescence when wherein the expression of A district is shone with infrared light; Send the printing ink (being called for short: infrared green) of green fluorescence when the expression of B district is shone with infrared light, the rest may be inferred (down together).
Original appearance is that to wait all printing ink all to be deployed into red ink " infrared red ", " infrared green ", " infrared indigo plant ", " infrared Huang " be example among the figure, and adopts at a distance from the look printing and form (down with).
Having Ultraluminescence characteristic printing ink can be a kind of fluoresent printing ink, or more than one Ultraluminescence pairing printing ink.In the present embodiment, select Ultraluminescence pairing printing ink, under the ultraviolet ray irradiation, have that ultraviolet is red, ultraviolet is green, ultraviolet is blue, the yellow four kinds of variable color situation of ultraviolet, sketch map is seen Fig. 2.
Implementation process selects ultraviolet Huang, infrared Huang, infrared indigo plant, the blue four kinds of printing ink of ultraviolet to match; The pattern of printing joins in twos; Original appearance presents redness in the visible region; Under UV-irradiation, infrared light irradiation down, ultraviolet shows different patterns with infrared the associating respectively under shining, sketch map is seen Fig. 3.
Embodiment 2
Select two types of printing ink to be respectively fluoresent printing ink and the infrared conversion Ink printed product of going up.
Implementation process selects ultraviolet Huang, infrared indigo plant, infrared Huang, the blue four kinds of printing ink of ultraviolet to match; The pattern of printing joins in twos; Original appearance presents redness in the visible region; Under UV-irradiation, infrared light irradiation down, ultraviolet shows different patterns with infrared the associating respectively under shining, sketch map is seen Fig. 4.
Embodiment 3
Select two types of printing ink to be respectively fluoresent printing ink and the infrared conversion Ink printed product of going up.
Implementation process selects infrared Huang, the blue two kinds of printing ink of ultraviolet to match; The pattern of printing joins; Original appearance presents redness in the visible region, under UV-irradiation, the infrared light irradiation down, ultraviolet shows different patterns with infrared the associating respectively under shining, sketch map is seen Fig. 5.
Embodiment 4
Select two types of printing ink to be respectively fluoresent printing ink and the infrared conversion Ink printed product of going up.
Implementation process select infrared green, ultraviolet is red, ultraviolet is blue, the yellow four kinds of printing ink of ultraviolet match; The pattern of printing joins; Original appearance presents redness in the visible region; Under UV-irradiation, infrared light irradiation down, ultraviolet shows different patterns with infrared the associating respectively under shining, sketch map is seen Fig. 6.
Embodiment 5
Select two types of printing ink to be respectively fluoresent printing ink and the infrared conversion Ink printed product of going up.
Implementation process selects infrared green, infrared indigo plant, infrared Huang, the yellow four kinds of printing ink of ultraviolet to match; The pattern of printing joins; Original appearance presents redness in the visible region; Under UV-irradiation, infrared light irradiation down, ultraviolet shows different patterns with infrared the associating respectively under shining, sketch map is seen Fig. 7.
Embodiment 6
Select two types of printing ink to be respectively fluoresent printing ink and the infrared conversion Ink printed product of going up.
Implementation process selects ultraviolet Huang, infrared Huang, the green three kinds of printing ink of ultraviolet to match; The pattern of printing joins; Original appearance presents redness in the visible region, under UV-irradiation, the infrared light irradiation down, ultraviolet shows different patterns with infrared the associating respectively under shining, sketch map is seen Fig. 8.
Embodiment 7
Select two types of printing ink to be respectively fluoresent printing ink and the infrared conversion Ink printed product of going up.
Implementation process selects infrared Huang, the blue two kinds of printing ink of ultraviolet not to match; But two kinds of printing ink mixed printings; Original appearance presents redness in the visible region; Under UV-irradiation, infrared light irradiation down, ultraviolet and infrared unites pattern that irradiation shows down and printing ink and matches use tangible difference is arranged, sketch map is seen Fig. 9.
Claims (8)
1. antiforge method, it is characterized in that: this method may further comprise the steps:
1] selects infrared converting characteristic and the Ultraluminescence characteristic two types of printing ink composition pairing printing ink all inequality gone up;
Said have infrared go up converting characteristic printing ink be a kind of have under the setting wave band of infrared light region infrared on conversion performance infrared conversion Ink or more than one infrared on conversion pairing printing ink, the infrared conversion Ink of wherein forming in the pairing printing ink that goes up obviously is different from the color that under the visible light condition, manifests in the color that manifests under the infrared light region wave band;
Said to have Ultraluminescence characteristic printing ink be fluoresent printing ink or more than one Ultraluminescence pairing printing ink that has the Ultraluminescence performance under a kind of wave band of setting in ultraviolet light zone, wherein forms the color that the fluoresent printing ink in the pairing printing ink manifests and obviously be different from the color that under the visible light condition, manifests under the wave band of ultraviolet light zone;
2] use step 1 respectively] two types of printing ink selecting print the security pattern that can be used as anti-counterfeiting information on same stock carrier.
2. antiforge method according to claim 1 is characterized in that: two types of printing ink are applied to the different piece of same security pattern.
3. antiforge method according to claim 1 is characterized in that: different types of printing ink is applied to two or more parts that same security pattern joins; Perhaps be applied to two or more tangent parts of same pattern.
4. according to the described antiforge method of claim, it is characterized in that: the said pairing printing ink color visible in the visible region is the synthetic patterns of a plurality of single colour cells.
5. according to claim 1 or 2 or 3 or 4 described antiforge methods, it is characterized in that: also comprise step 3] the checking security pattern:
3.1] adopt nature radiation of visible light security pattern, obtain master pattern;
3.2] adopt infrared light irradiation security pattern, obtain first pattern;
3.3] adopt the UV-irradiation security pattern, obtain second pattern;
3.4] adopt infrared light and ultraviolet light to shine security pattern jointly, obtain the 3rd pattern;
3.5] the judgement true and false:
If first pattern, second pattern and the 3rd pattern are different fully with master pattern, then false proof printing is true;
If there are something in common in first pattern, second pattern and the 3rd pattern master pattern, then false proof printing is false.
6. antiforge method according to claim 5 is characterized in that:
Under the setting wave band of infrared light region:
Have the infrared printing ink of going up conversion performance in the pairing printing ink and can manifest solid color;
Or have the infrared upward conversion Ink combinations of pairs use that the infrared printing ink of going up conversion performance is two or more, under the setting wave band of infrared light region, all have one or more solid colors;
Under the setting wave band in ultraviolet light zone:
The printing ink that has the Ultraluminescence performance in the pairing printing ink can manifest solid color;
Or the printing ink with Ultraluminescence performance is that two or more fluoresent printing ink combinations of pairs is used, and under the setting wave band in ultraviolet light zone, all has one or more solid colors.
7. antiforge method according to claim 5 is characterized in that: said pairing printing ink is one or more the mixing in gravure ink, letterpress printing ink, offset ink, ink-jet or the screen printing ink.
8. antiforge method according to claim 5 is characterized in that: said stock is paper substrate, polymeric material, glass or metal material.
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| CN102876126A (en) * | 2012-09-29 | 2013-01-16 | 中国印钞造币总公司 | Gravure fluorescent infrared matching printing ink for engraved intaglio plate printing machine |
| CN102935769A (en) * | 2012-11-27 | 2013-02-20 | 中国人民银行印制科学技术研究所 | Safety product and method for printing anti-counterfeiting mark |
| CN105082810A (en) * | 2014-05-25 | 2015-11-25 | 上海麟多祈化工科技有限公司 | Near-infrared invisible anti-fake printing method |
| CN105499102A (en) * | 2015-12-31 | 2016-04-20 | 深圳市天兴诚科技有限公司 | Preparation method and device for anti-counterfeiting label |
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| CN105894949A (en) * | 2014-11-05 | 2016-08-24 | 北京印刷学院 | Anti-counterfeiting method |
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| CN102806794A (en) * | 2012-09-03 | 2012-12-05 | 上海印钞有限公司 | Novel secure file |
| CN102876126A (en) * | 2012-09-29 | 2013-01-16 | 中国印钞造币总公司 | Gravure fluorescent infrared matching printing ink for engraved intaglio plate printing machine |
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| CN105593027A (en) * | 2013-07-18 | 2016-05-18 | 联邦国营企业"Goznak" | Multilayered protected composition (variants) and article consisting of said composition |
| CN105082810A (en) * | 2014-05-25 | 2015-11-25 | 上海麟多祈化工科技有限公司 | Near-infrared invisible anti-fake printing method |
| CN105644170A (en) * | 2014-11-05 | 2016-06-08 | 北京印刷学院 | Anti-fake method for displaying hidden red, green and yellow graphics and text information on red printing substrate |
| CN105644170B (en) * | 2014-11-05 | 2019-06-04 | 北京印刷学院 | A kind of method for anti-counterfeit |
| CN105882184A (en) * | 2014-11-05 | 2016-08-24 | 北京印刷学院 | Anti-fake method for displaying hidden red, green and yellow graphical and textual information on orange printing substrate |
| CN105894949A (en) * | 2014-11-05 | 2016-08-24 | 北京印刷学院 | Anti-counterfeiting method |
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| CN107346405A (en) * | 2016-05-06 | 2017-11-14 | 东莞文胜鼎电子科技有限公司 | Antifalsification label identification device and antifalsification label recognition methods |
| CN106218254A (en) * | 2016-07-26 | 2016-12-14 | 天津市汇源印刷有限公司 | A kind of method that leaflet glazing is false proof |
| CN106218254B (en) * | 2016-07-26 | 2018-10-19 | 汇源印刷包装科技（天津）股份有限公司 | A kind of method that printed matter glazing is anti-fake |
| CN109740713A (en) * | 2018-12-21 | 2019-05-10 | 北京印刷学院 | Hide triple anti-fake two-dimension codes of digital signature and digital fluorescence images |
| CN109740713B (en) * | 2018-12-21 | 2023-06-27 | 北京印刷学院 | Triple anti-counterfeiting two-dimensional code with hidden digital signature and digital fluorescent image |
| CN113755057A (en) * | 2021-07-30 | 2021-12-07 | 哈尔滨工业大学（深圳） | Water-based fluorescent ink, preparation method thereof and application thereof in full-color printing and encryption anti-counterfeiting |
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Address after: No.153, South Hancheng Road, Lianhu District, Xi'an City, Shaanxi Province, 710077 Patentee after: XI'AN BANKNOTE PRINTING Co.,Ltd. Patentee after: China Banknote Printing and Minting Group Co.,Ltd. Address before: No.153, South Hancheng Road, Lianhu District, Xi'an City, Shaanxi Province, 710077 Patentee before: XI'AN BANKNOTE PRINTING Co.,Ltd. Patentee before: CHINA BANKNOTE PRINTING AND MINTING Corp. |
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