CN104194497A - Up-conversion, down-conversion and phosphorescence triple anti-counterfeiting ink and preparing method and application thereof - Google Patents
Up-conversion, down-conversion and phosphorescence triple anti-counterfeiting ink and preparing method and application thereof Download PDFInfo
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- CN104194497A CN104194497A CN201410466811.0A CN201410466811A CN104194497A CN 104194497 A CN104194497 A CN 104194497A CN 201410466811 A CN201410466811 A CN 201410466811A CN 104194497 A CN104194497 A CN 104194497A
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Abstract
The invention discloses an up-conversion, down-conversion and phosphorescence triple anti-counterfeiting ink and a preparing method and an application thereof. The ink comprises the following ingredients calculated in parts by weight: 0.8-2.5 parts of fluorescent material provided in Patent CN103525402A, 170-280 parts of an organic solvent, 23-37 parts of water soluble high-molecular polymer and 1200-2000 parts of water. The preparing method comprises the following steps: mixing a solution of the fluorescent material with a water solution of the water soluble high-molecular polymer so as to form a mixed solution, and removing air bubbles in the mixed solution to obtain the ink. The anti-counterfeiting ink has a triple distinguishing method, excellent anti-counterfeiting performance, stable properties, great acid-alkali resistance and great photobleaching performance. Meanwhile, the preparing technology of the anti-counterfeiting ink is simple and rapid, convenient to operate, high in yield and low in cost, complex and expensive equipment is not required, and industrial production is easy to realize. Besides, an anti-counterfeiting logo can be simply and rapidly printed with the anti-counterfeiting ink in the modes of ink-jet printing and the like at a low cost.
Description
Technical field
The present invention relates to a kind of anti-forgery ink, particularly a kind of triple anti-forgery inks and method for making and application with upper and lower conversion and phosphorescence, belongs to chemistry and material science.
Background technology
Anti-forgery ink is the specialty printing ink that adds the anti-fake material of property and process through special process in ink vehicle.Under special conditions, the visible or sightless sign of anti-forgery ink printing changes under certain conditions, is convenient to verification and prevents from forging.In the field of many anti-counterfeit printings, the use of false proof printing ink is very extensive, on the anti-counterfeit printing in various tickets, document, trade mark and sign etc., all uses false proof printing ink.Antiforge fluorescent ink with its good stability, printing is convenient, cost is low, identification is convenient, reliability is high and the advantage such as good concealment, becomes the first-selected anti-counterfeiting technology of various countries' bank note, Valued Securities, trade mark.For example Chinese invention patent CN201310538663 discloses a kind of fluorescent ink, and ultraviolet fluorescent material is scattered in solvent, is aided with the other materials such as resin, has prepared and under a kind of natural light, has presented colourless or polychrome fluoresent printing ink.Traditional fluorescent ink often only has single anti-pseudo-pattern, under ultraviolet excitation, can demonstrate security pattern.Along with the progress of technology and universal, fake producer can utilize digital camera, scanner, printer etc. to forge out to have high-quality imitation, thereby anti-forgery ink is had higher requirement.
The fluorescent material with multiple light-emitting mode has important application prospect in false proof field.For example, the rare-earth luminescent material that has upper conversion and two kinds of luminescent properties of lower conversion can be realized double anti-forge.Chinese invention patent CN103881477A discloses the anti-forgery ink of the collaborative luminescent material of a kind of upper and lower conversion based on rare earth upconverting fluorescent material, this ink can effectively improve the quality of anti-counterfeiting performance and anti-counterfeiting mark, but this ink only has double anti-forge performance, the quality of anti-counterfeiting performance and the anti-counterfeiting mark made by it still has to be hoisted.
Summary of the invention
In view of the deficiencies in the prior art, main purpose of the present invention is to provide a kind of triple anti-forgery inks with upper and lower conversion and phosphorescence.
Another object of the present invention is to provide a kind of method described in preparation with triple anti-forgery inks of upper and lower conversion and phosphorescence.
The application of triple anti-forgery inks of upper and lower conversion and phosphorescence described in being to provide, another object of the present invention is provided.
For achieving the above object, the technical solution used in the present invention comprises:
There is upper and lower conversion and a phosphorescence triple fluorescent anti-forgery ink, comprise the following component of calculating by weight: fluorescent material 0.8-2.5 part, organic solvent 170-280 part, high molecular weight water soluble polymer 23-37 part and water 1200-2000 part; Wherein, described fluorescent material adopts the fluorescent material that patent CN103525402A provides.
Further, described fluorescent material system is with three kinds of isomerss of phenylenediamine, that is, one or more in O-Phenylene Diamine, Ursol D, mphenylenediamine are prepared for raw material, and can launch red, green, blue fluorescence.
Further, the preparation technology of described fluorescent material and fluorescent emission performance thereof application for a patent for invention that specifically can formerly propose with reference to this case applicant, that publication number is CN103525402A.And, this case contriver after deliberation after, also find very unexpectedly, this fluorescent material also has up-conversion fluorescence, particularly ruddiness, blue light emitting material wherein has phosphorescence performance concurrently, and stable performance.Particularly, this fluorescent material is under UV-light (UV-light that particularly wavelength is 220nm-400nm) or infrared light (infrared light that particularly wavelength is 715nm-1100nm) excite, can launch visible ray, simultaneously, use after ultraviolet excitation, ruddiness, blue light emitting material have stronger phosphorescent emissions.
Wherein, described organic solvent can be preferably from ethanol, but be not limited to this, for example, can also adopt methyl alcohol etc.
Wherein, described high molecular weight water soluble polymer can be preferably from polyvinyl alcohol, but is not limited to this.
For example, among a typical case study on implementation, described anti-forgery ink can be comprised of the raw material of following parts by weight: ethanol 170-280 part, polyvinyl alcohol 23-37 part, water 1200-2000 part, fluorescent material 0.8-2.5 part.
Further, described anti-forgery ink ultraviolet or infrared ray excited under, can launch visible ray, and under ultraviolet excitation, can also launch phosphorescence.
Wherein, described ultraviolet wavelength is 220nm-400nm.
Wherein, described infrared light wavelength is 715nm-1100nm.
The described preparation method with upper and lower conversion and phosphorescence triple fluorescent anti-forgery ink, comprise: by the aqueous solution of the solution of described fluorescent material and described high molecular weight water soluble polymer, form mixed solution, then remove the bubble in described mixed solution, obtain described ink;
Wherein, the solvent that the solution of described fluorescent material adopts comprises water and described organic solvent.
Further, described preparation method can comprise: within described fluorescent material is scattered in to organic solvent, then add water dilution, obtain the solution of described fluorescent material.
Among a comparatively preferred embodiment, described preparation method can comprise: described mixed solution is inserted to vacuum drying oven, and at room temperature vacuumize, until remove the bubble in described mixed solution, obtain described ink.
For example, in a typical case study on implementation, described preparation method can comprise the steps:
(1) fluorescent material is scattered in after ethanol, adds suitable quantity of water dilution, obtain solution A;
(2) polyvinyl alcohol is dissolved in the water, obtains solution B;
(3) by after solution A and the mixing of B certain proportion, put into vacuum drying oven, under room temperature, vacuumize the appropriate time, until remove the bubble in mixed solution, obtain described anti-forgery ink.
Aforementioned any has upper and lower conversion and the application of phosphorescence triple fluorescent anti-forgery ink in preparing anti-counterfeiting mark.
An Antiforge system, it comprises aforesaid any and has upper and lower conversion and phosphorescence triple fluorescent anti-forgery ink.
Compared with prior art, advantage of the present invention comprises:
1) anti-forgery ink of the present invention has triple recognition methodss, and anti-counterfeiting performance is excellent, anti-forgery ink stable performance of the present invention simultaneously, and acid and alkali-resistance and photobleaching performance are good;
2) preparation technology of anti-forgery ink of the present invention is simple and quick, easy to operate, and productive rate is high, does not need the equipment of complex and expensive, and cost is low, is easy to realize suitability for industrialized production;
3) utilize anti-forgery ink of the present invention, can adopt the modes such as spray ink Printing to carry out printing counterfeit prevention mark, simple and quick, with low cost.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, the accompanying drawing the following describes is only some embodiment that record in the present invention, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 a, Fig. 1 b, 1c be respectively embodiment 1-3 obtain triple anti-forgery inks be coated on behind filter paper surface under daylight and under 365nm ultra violet lamp and close described ultraviolet lamp after digital photograph in the short period of time;
Fig. 2 utilizes character that in embodiment 1-3, triple anti-forgery inks that obtain are write on filter paper at the forward and backward digital photograph of 800nm Infrared irradiation.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is described in detail, obviously, described embodiment is only the present invention's part embodiment, rather than whole embodiment.Embodiment based in the present invention, the every other embodiment that those of ordinary skills obtain under the prerequisite of not making creative work, belongs to the scope of protection of the invention.
embodiment 1these triple anti-forgery inks with upper and lower conversion and phosphorescence are mainly comprised of the raw material of following mass parts: 190 parts of ethanol, 25 parts of polyvinyl alcohol, 1250 parts, water, 2.1 parts of the disclosed red light flourescent materials of CN103525402A.
The preparation method of these triple anti-forgery inks is as follows:
2.1 parts of fluorescent materials are scattered in after 190 parts of ethanol, add 250 parts of water dilutions, obtain solution A;
25 parts of polyvinyl alcohol are dissolved in 1000 parts of water, obtain solution B;
By after solution A and the mixing of B certain proportion, put into vacuum drying oven, under room temperature, vacuumize the appropriate time, until remove the bubble in mixed solution, obtain described triple anti-forgery ink.
embodiment 2these triple anti-forgery inks with upper and lower conversion and phosphorescence are mainly comprised of the raw material of following mass parts: 200 parts of ethanol, 27 parts of polyvinyl alcohol, 1450 parts, water, 1.5 parts of the disclosed green glow fluorescent materials of CN103525402A.
The preparation method of these triple anti-forgery inks is as follows:
1.5 parts of fluorescent materials are scattered in after 200 parts of ethanol, add 200 parts of water dilutions, obtain solution A;
27 parts of polyvinyl alcohol are dissolved in 1250 parts of water, obtain solution B;
By after solution A and the mixing of B certain proportion, put into vacuum drying oven, under room temperature, vacuumize the appropriate time, until remove the bubble in mixed solution, obtain described triple anti-forgery ink.
embodiment 3these triple anti-forgery inks with upper and lower conversion and phosphorescence are mainly comprised of the raw material of following mass parts: 180 parts of ethanol, 23 parts of polyvinyl alcohol, 1100 parts, water, 1.0 parts of the disclosed blue-light fluorescent materials of CN103525402A.
The preparation method of these triple anti-forgery inks is as follows:
1.0 parts of fluorescent materials are scattered in after 180 parts of ethanol, add 150 parts of water dilutions, obtain solution A;
23 parts of polyvinyl alcohol are dissolved in 950 parts of water, obtain solution B;
By after solution A and the mixing of B certain proportion, put into vacuum drying oven, under room temperature, vacuumize the appropriate time, until remove the bubble in mixed solution, obtain described triple anti-forgery ink.
Embodiment 1-3 obtains triple anti-forgery inks and can adopt spray ink Printing mode to be printed on anti-counterfeiting product and form anti-counterfeiting mark.For example, refer to Fig. 1 a, Fig. 1 b, Fig. 1 c and Fig. 2, when by these anti-forgery ink printings or while coating common filter paper surface, its ultraviolet or infrared ray excited under, can launch green, redness and blue visible light; And wherein ruddiness, blue light emitting material, under ultraviolet excitation, have stronger phosphorescent emissions; Wherein, described ultraviolet wavelength can be 220nm-400nm, and described infrared light wavelength can be 715nm-1100nm.
It should be noted that, in this article, term " comprises ", " comprising " or its any other variant are intended to contain comprising of nonexcludability, thereby the process, method, article or the equipment that make to comprise a series of key elements not only comprise those key elements, but also comprise other key elements of clearly not listing, or be also included as the intrinsic key element of this process, method, article or equipment.The in the situation that of more restrictions not, the key element being limited by statement " comprising ... ", and be not precluded within process, method, article or the equipment that comprises described key element and also have other identical element.
The above is only the specific embodiment of the present invention; it should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (9)
1. there is upper and lower conversion and a phosphorescence triple fluorescent anti-forgery ink, it is characterized in that comprising the following component of calculating by weight: fluorescent material 0.8-2.5 part, organic solvent 170-280 part, high molecular weight water soluble polymer 23-37 part and water 1200-2000 part; Wherein, described fluorescent material adopts the fluorescent material that patent CN103525402A provides.
2. according to claim 1 have upper and lower conversion and a phosphorescence triple fluorescent anti-forgery ink, it is characterized in that described organic solvent comprises methyl alcohol or ethanol.
3. according to claim 1 have upper and lower conversion and a phosphorescence triple fluorescent anti-forgery ink, it is characterized in that described high molecular weight water soluble polymer comprises polyvinyl alcohol.
4. according to claim 1 have upper and lower conversion and a phosphorescence triple fluorescent anti-forgery ink, it is characterized in that described anti-forgery ink ultraviolet or infrared ray excited under, can launch visible ray, and under ultraviolet excitation, can also launch phosphorescence; Wherein, described ultraviolet wavelength is 220nm-400nm, and described infrared light wavelength is 715nm-1100nm.
5. in claim 1-4, described in any one, there is the method for making of upper and lower conversion and phosphorescence triple fluorescent anti-forgery ink, it is characterized in that comprising: by the aqueous solution of the solution of described fluorescent material and described high molecular weight water soluble polymer, form mixed solution, remove again the bubble in described mixed solution, obtain described ink; The solvent that the solution of described fluorescent material adopts comprises water and described organic solvent.
6. the method for making according to claim 5 with upper and lower conversion and phosphorescence triple fluorescent anti-forgery ink, is characterized in that comprising: within described fluorescent material is scattered in to organic solvent, then add water dilution, obtain the solution of described fluorescent material.
7. the method for making according to claim 5 with upper and lower conversion and phosphorescence triple fluorescent anti-forgery ink, it is characterized in that comprising: described mixed solution is inserted to vacuum drying oven, and at room temperature vacuumize, until remove the bubble in described mixed solution, obtain described ink.
8. in claim 1-7, described in any one, there is upper and lower conversion and the application of phosphorescence triple fluorescent anti-forgery ink in preparing anti-counterfeiting mark.
9. an Antiforge system, is characterized in that comprising in claim 1-7 and to have upper and lower conversion and a phosphorescence triple fluorescent anti-forgery ink described in any one.
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| CN201410466811.0A CN104194497B (en) | 2014-09-15 | 2014-09-15 | There is upper and lower conversion and triple anti-forgery inks of phosphorescence and preparation method thereof and application |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104691127A (en) * | 2015-02-10 | 2015-06-10 | 首都师范大学 | Method for implementing lifelong anti-counterfeiting of commodities |
| CN105038409A (en) * | 2015-09-02 | 2015-11-11 | 中钞油墨有限公司 | Multi-band machine-readable fluorescent anti-forgery ink composition and application thereof |
| CN108070302A (en) * | 2016-11-14 | 2018-05-25 | 中国科学院宁波材料技术与工程研究所 | Anti-forgery ink and its application with delayed fluorescence |
| CN108956549A (en) * | 2018-04-18 | 2018-12-07 | 中国印钞造币总公司 | A kind of luminous Security element and its detection method and detection system |
| CN110105812A (en) * | 2018-10-24 | 2019-08-09 | 重庆理工大学 | A kind of no ink ink-jet ink and its preparation method and application |
| CN110343426A (en) * | 2018-04-02 | 2019-10-18 | 中国科学院宁波材料技术与工程研究所 | A kind of anti-forgery ink with thermal response phosphorescence, preparation method and application |
| CN113355085A (en) * | 2021-05-17 | 2021-09-07 | 西安交通大学 | Optical/acoustic/magnetic triple anti-counterfeiting characteristic composite film and preparation method thereof |
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| CN102634250A (en) * | 2012-04-18 | 2012-08-15 | 中国人民银行印制科学技术研究所 | Piezochromism anti-forgery ink |
| CN103396699A (en) * | 2013-07-30 | 2013-11-20 | 江西核工业兴中科技有限公司 | Environment-friendly fluorescent enhanced anti-counterfeiting ink and preparation method thereof |
| CN103525402A (en) * | 2013-09-18 | 2014-01-22 | 中国科学院宁波材料技术与工程研究所 | Fluorescent material and preparation method thereof |
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| CN101033347A (en) * | 2006-03-10 | 2007-09-12 | 龙彪 | Infrared-ultraviolet composite colorful false proof printing ink |
| CN102634250A (en) * | 2012-04-18 | 2012-08-15 | 中国人民银行印制科学技术研究所 | Piezochromism anti-forgery ink |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104691127A (en) * | 2015-02-10 | 2015-06-10 | 首都师范大学 | Method for implementing lifelong anti-counterfeiting of commodities |
| CN105038409A (en) * | 2015-09-02 | 2015-11-11 | 中钞油墨有限公司 | Multi-band machine-readable fluorescent anti-forgery ink composition and application thereof |
| CN108070302A (en) * | 2016-11-14 | 2018-05-25 | 中国科学院宁波材料技术与工程研究所 | Anti-forgery ink and its application with delayed fluorescence |
| CN110343426A (en) * | 2018-04-02 | 2019-10-18 | 中国科学院宁波材料技术与工程研究所 | A kind of anti-forgery ink with thermal response phosphorescence, preparation method and application |
| CN110343426B (en) * | 2018-04-02 | 2021-12-31 | 中国科学院宁波材料技术与工程研究所 | Anti-counterfeiting ink with thermal response phosphorescence, and preparation method and application thereof |
| CN108956549A (en) * | 2018-04-18 | 2018-12-07 | 中国印钞造币总公司 | A kind of luminous Security element and its detection method and detection system |
| CN108956549B (en) * | 2018-04-18 | 2021-06-01 | 中国印钞造币总公司 | Luminous anti-counterfeiting element and detection method and detection system thereof |
| CN110105812A (en) * | 2018-10-24 | 2019-08-09 | 重庆理工大学 | A kind of no ink ink-jet ink and its preparation method and application |
| CN113355085A (en) * | 2021-05-17 | 2021-09-07 | 西安交通大学 | Optical/acoustic/magnetic triple anti-counterfeiting characteristic composite film and preparation method thereof |
| CN113355085B (en) * | 2021-05-17 | 2024-03-12 | 西安交通大学 | Optical/acoustic/magnetic triple anti-counterfeiting characteristic composite film and preparation method thereof |
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