CN103593903A - Anti-counterfeiting element and product using same - Google Patents
Anti-counterfeiting element and product using same Download PDFInfo
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- CN103593903A CN103593903A CN201210295595.9A CN201210295595A CN103593903A CN 103593903 A CN103593903 A CN 103593903A CN 201210295595 A CN201210295595 A CN 201210295595A CN 103593903 A CN103593903 A CN 103593903A
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- security element
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Abstract
The invention provides an anti-counterfeiting element and a product using the same, for overcoming the defects of single anti-counterfeiting effect and concealment incapability of a conventional anti-counterfeiting element in the prior art. The anti-counterfeiting element comprises a base material. The base material is provided with a coding area; the coding area is divided into multiple sub-areas; a part of the multiple sub-areas is composed of a first temperature sensing soft-magnetic material with a Curie temperature in the vicinity of a room temperature; and the other part of the multiple sub-areas is composed of a hard-magnetic material with a Curie temperature different from the room temperature.
Description
Technical field
The present invention relates to false proof field, relate in particular to a kind of Security element and use the product of this Security element.
Background technology
In Security element, adopt magnetic technique to become a kind of false proof means of maturation, and be widely used, such as being applied on the high value added products such as bill, securities.In traditional Security element, be mainly to tell truth from falsehood by detect the remanent magnetism size of Security element with machine.Yet, along with the development of technology, only with the remanent magnetism of magnetic material, as security element, can not meet false proof requirement.
Publication number is to disclose a kind of magnetic ink that can make its magnetic having change along with temperature variation in the Chinese patent application of CN1616562A, owing to having increased temperature factor in security element, so overcome the defect that only checks remanent magnetism in traditional magnetic anti-forgery ink and can not meet false proof requirement, improved to a certain extent anti-counterfeiting power, but its antifalse effect is more single, do not there is disguise.
The chromium dioxide magnetic material that it is 128 ℃ that U.S. Patent application US5533759 discloses Curie temperature is applied in subregion at par, the region that contains chromium dioxide by heat packs, the magnetic in this region disappears, and if fake producer be take the Fe that Curie temperature is 585 ℃
3o
4copy, when being heated to 128 ℃ magnetic not weaken be zero, with this, discern the false from the genuine.Equally, this technology also exist antifalse effect single, do not there is concealed defect.
Summary of the invention
The present invention is directed to the above-mentioned defect existing in existing anti-counterfeiting technology, a kind of product that can overcome the Security element of above-mentioned defect and use this Security element is provided.
The invention provides a kind of Security element, this Security element comprises base material, on described base material, there is code area, described code area is divided into a plurality of subregions, by Curie temperature, the first temperature sensitive soft magnetic material near room temperature forms in parton region in described a plurality of subregion, and another part region in described a plurality of subregions consists of the Curie temperature hard magnetic material different from the Curie temperature of described the first temperature sensitive soft magnetic material.
The present invention also provides a kind of product that uses above-mentioned Security element.
Because Security element according to the present invention and code area in product comprise the region consisting of at the first temperature sensitive soft magnetic material of near room temperature Curie temperature and the region consisting of the Curie temperature hard magnetic material different from the Curie temperature of described the first temperature sensitive soft magnetic material, so can utilize the first temperature sensitive soft magnetic material and hard magnetic material to form diversified anti-counterfeiting characteristic, thereby increase antifalse effect and there is disguise.
Accompanying drawing explanation
Fig. 1 is according to the sectional view of the Security element of one embodiment of the present invention;
Fig. 2 is the sectional view of the Security element of another embodiment according to the present invention;
Fig. 3 is the safety line structure that adopts Security element according to the present invention to obtain; And
Fig. 4 a and 4b are for to detect resulting signal graph to the code area in the safety line shown in Fig. 3.
Embodiment
Below in conjunction with accompanying drawing, describe in detail according to Security element of the present invention.
As shown in Figure 1, according to the Security element of one embodiment of the present invention, comprise base material 10, on described base material 10, there is code area, described code area is divided into a plurality of subregions, by Curie temperature, the first temperature sensitive soft magnetic material near room temperature forms in parton region 30 in described a plurality of subregion, and another part region 20 in described a plurality of subregions consists of the Curie temperature hard magnetic material different from the Curie temperature of described the first temperature sensitive soft magnetic material.
So-called soft magnetic material refers to that this soft magnetic material can be detected magnetic when temperature is during lower than the Curie temperature of this soft magnetic material, and when temperature is during higher than the Curie temperature of this soft magnetic material, the magnetic of this soft magnetic material disappears.So-called hard magnetic material refer to temperature no matter be higher than or lower than the Curie temperature of this hard magnetic material, it is constant that its magnetic all keeps, also from this hard magnetic material, detected signal keeps constant.
Although figure 1 illustrates two subregions that formed by hard magnetic material and two subregions that formed by the first temperature sensitive soft magnetic material, but those skilled in the art are to be understood that, Fig. 1 is only example, in fact, the quantity of the subregion consisting of hard magnetic material and the subregion that consists of the first temperature sensitive soft magnetic material can be arbitrarily, and its coding arrangement mode is also arbitrarily, be not limited to the quantity shown in Fig. 1 and arrangement mode, and the width of each sub regions, thickness and interval thereof are also arbitrarily, therefore, by adopting Security element provided by the present invention, can greatly increase the anti-counterfeit capability of Security element.
Preferably, the Curie temperature of described the first temperature sensitive soft magnetic material is within the scope of 15 ℃-90 ℃, preferably within the scope of 20 ℃-37 ℃.Described the first temperature sensitive soft magnetic material can become material or rare-earth Gd series room temperature magnetic material of cooling for Ca-Ti ore type lanthanum strontium manganese oxygen class magnetic entropy, or other Curie temperature are at the soft magnetic material of near room temperature, for example, can be LaSrMnO.
Preferably, the Curie temperature of described hard magnetic material is more than or equal to 300 ℃.Described hard magnetic material can be iron oxide or barium ferrite.
According in another embodiment of the present invention, described code area can also comprise a plurality of subregions that consist of Curie temperature other temperature sensitive soft magnetic materials different from the Curie temperature of described the first temperature sensitive soft magnetic material, example subregion 40 as shown in Figure 2.Like this, just more enrich the mode of magnetic code combination, effectively improved antifalsification.
Preferably, in a side identical with described code area of described base material 10, can also there is conduction coding characteristic, and/or can also there is holography and/or optically variable anti-counterfeiting feature in a side different from described code area of described base material 10.Anti-counterfeiting technology according to the present invention can be combined with traditional conduction coding techniques, light breath technology, optically variable anti-counterfeiting technology, form the Security element that possesses multidimensional anti-counterfeiting characteristic.Because conduction coding techniques, light breath technology, optically variable anti-counterfeiting technology etc. are well known in the art, so repeat no more herein.
Preferably, described base material 10 can be transparent PET film or aluminizer.
In addition, according to the code area in Security element of the present invention, can be made by intaglio printing, intaglio ink or silk-screen printing technique.In printing process, the drying mode of code area can be hot-air seasoning or UV curing mode.Therefore, according to Security element of the present invention, not only antifalse effect is good, and is easy to manufacture.
According to the magnetic characteristic of Security element of the present invention, can utilize magnetic sensor to detect.For example, can adopt infrared lamp to irradiate heats to reach on the Curie temperature of temperature sensitive soft magnetic material to Security element according to the present invention, or Curie temperature is positioned to the soft magnetic material under room temperature, can heat with the simplest body temperature type of heating (as finger being placed in to the place, code area of Security element), then Security element according to the present invention be carried out to magnetic detection.Therefore, according to Security element of the present invention, be also easy to detect.
According to Security element of the present invention, can stick on various article by various bonding mechanisms for making safety line, wide, label, sign etc., for example, transfer on banknote, the contour safety product of credit card and high value added product.As Fig. 3 shows a kind of employing according to the safety line structure of Security element of the present invention; wherein label 10 represents base material; label 301 presentation code districts; the covering layer that label 302 represents for the protection of code area 301; label 303 represents protection glue, and the Curie temperature of the temperature sensitive soft magnetic material in the subregion consisting of temperature sensitive soft magnetic material in code area 301 is 37 ℃.Fig. 4 a shows at 25 ℃ of room temperatures obtained result is detected in the code area in the safety line shown in Fig. 3, Fig. 4 b shows and the code area in Fig. 3 301 is heated to 37 ℃ obtained result is detected in code area 301 after above, visible, when temperature during higher than 37 ℃ Curie temperature be that the magnetic of the temperature sensitive soft magnetic material of 37 ℃ has disappeared, and magnetic in the subregion consisting of hard magnetic material still exists.
Some preferred embodiment of the present invention has below only exemplarily been described.But it will be understood by those skilled in the art that and do not departing under the prerequisite of design of the present invention and spirit, can make various equivalents or modification to the present invention, and the technical scheme so obtaining also should belong to protection scope of the present invention.
Claims (10)
1. a Security element, this Security element comprises base material, on described base material, there is code area, described code area is divided into a plurality of subregions, by Curie temperature, the first temperature sensitive soft magnetic material near room temperature forms in parton region in described a plurality of subregion, and another part region in described a plurality of subregions consists of the Curie temperature hard magnetic material different from the Curie temperature of described the first temperature sensitive soft magnetic material.
2. Security element according to claim 1, wherein, the Curie temperature of described the first temperature sensitive soft magnetic material is within the scope of 15 ℃-90 ℃.
3. Security element according to claim 1, wherein, the Curie temperature of described the first temperature sensitive soft magnetic material is within the scope of 20 ℃-37 ℃.
4. Security element according to claim 1, wherein, described code area also has the subregion consisting of Curie temperature other temperature sensitive soft magnetic materials different from the Curie temperature of described the first temperature sensitive soft magnetic material.
5. according to the Security element described in any one claim in claim 1 to 4, wherein, described the first temperature sensitive soft magnetic material is that Ca-Ti ore type lanthanum strontium manganese oxygen class magnetic entropy becomes material or rare-earth Gd series room temperature magnetic material of cooling.
6. according to the Security element described in any one claim in claim 1 to 4, wherein, the Curie temperature of described hard magnetic material is more than or equal to 300 ℃.
7. according to the Security element described in any one claim in claim 1 to 4, wherein, described hard magnetic material is iron oxide or barium ferrite.
8. according to the Security element described in any one claim in claim 1 to 4, wherein, in a side identical with described code area of described base material, also there is conduction coding characteristic, and/or also there is holography and/or optically variable anti-counterfeiting feature in a side different from described code area of described base material.
9. according to the Security element described in any one claim in claim 1 to 4, wherein, described base material is transparent PET film or aluminizer.
10. a use is according to the product of the Security element described in any one claim in claim 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210295595.9A CN103593903B (en) | 2012-08-17 | 2012-08-17 | A kind of Security element and use the product of this Security element |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210295595.9A CN103593903B (en) | 2012-08-17 | 2012-08-17 | A kind of Security element and use the product of this Security element |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103593903A true CN103593903A (en) | 2014-02-19 |
| CN103593903B CN103593903B (en) | 2015-10-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210295595.9A Active CN103593903B (en) | 2012-08-17 | 2012-08-17 | A kind of Security element and use the product of this Security element |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104021476A (en) * | 2014-03-24 | 2014-09-03 | 佛山市川东磁电股份有限公司 | Anti-counterfeit method by utilizing temperature sensitive feature of soft magnetic ferrite material |
| CN105096442A (en) * | 2014-05-04 | 2015-11-25 | 中钞特种防伪科技有限公司 | Detection device for detecting anti counterfeiting component and detection method thereof |
| WO2018095319A1 (en) * | 2016-11-22 | 2018-05-31 | 中钞特种防伪科技有限公司 | Anti-counterfeiting element and anti-counterfeiting product |
| CN110744948A (en) * | 2018-07-24 | 2020-02-04 | 中钞特种防伪科技有限公司 | Magnetic anti-counterfeiting element and anti-counterfeiting product using same |
| CN111430541A (en) * | 2019-01-09 | 2020-07-17 | 北京大学 | Anti-counterfeiting structure based on patterned perovskite single crystal array and preparation and application thereof |
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| US5533759A (en) * | 1994-09-13 | 1996-07-09 | Eastman Kodak Company | Method of currency or document validation by use of a temperature sensitive magnetic pattern |
| CN1567368A (en) * | 2003-06-19 | 2005-01-19 | 中国印钞造币总公司 | Magnetic encoding safety line |
| CN1616562A (en) * | 2004-10-08 | 2005-05-18 | 北京中标方圆防伪技术集团 | Heat-sensitive magnetic anti-fake ink |
| WO2005064551A1 (en) * | 2003-12-24 | 2005-07-14 | European Central Bank | Security document comprising security means for authentication and method for authentication of a security document |
| CN101186768A (en) * | 2006-11-17 | 2008-05-28 | 姚瑞刚 | Integrated false-proof ink |
| CN101244679A (en) * | 2007-02-15 | 2008-08-20 | 中国印钞造币总公司 | Method for implementing false prevention by using metamerism magnetism to match with printing ink |
| CN101337480A (en) * | 2008-07-31 | 2009-01-07 | 中国印钞造币总公司 | Anti-counterfeit printing paper and printing method |
| CN102446451A (en) * | 2010-10-13 | 2012-05-09 | 中国人民银行印制科学技术研究所 | Anti-counterfeiting component and anti-counterfeiting product |
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| US5533759A (en) * | 1994-09-13 | 1996-07-09 | Eastman Kodak Company | Method of currency or document validation by use of a temperature sensitive magnetic pattern |
| CN1567368A (en) * | 2003-06-19 | 2005-01-19 | 中国印钞造币总公司 | Magnetic encoding safety line |
| WO2005064551A1 (en) * | 2003-12-24 | 2005-07-14 | European Central Bank | Security document comprising security means for authentication and method for authentication of a security document |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104021476A (en) * | 2014-03-24 | 2014-09-03 | 佛山市川东磁电股份有限公司 | Anti-counterfeit method by utilizing temperature sensitive feature of soft magnetic ferrite material |
| CN104021476B (en) * | 2014-03-24 | 2017-07-18 | 佛山市川东磁电股份有限公司 | A kind of method for anti-counterfeit of utilization soft magnetic ferrite temperature-sensing property |
| CN105096442A (en) * | 2014-05-04 | 2015-11-25 | 中钞特种防伪科技有限公司 | Detection device for detecting anti counterfeiting component and detection method thereof |
| WO2018095319A1 (en) * | 2016-11-22 | 2018-05-31 | 中钞特种防伪科技有限公司 | Anti-counterfeiting element and anti-counterfeiting product |
| GB2585365A (en) * | 2016-11-22 | 2021-01-13 | Zhongchao Special Security Technology Co Ltd | Anti-counterfeiting element and anti-counterfeiting product |
| GB2585365B (en) * | 2016-11-22 | 2021-11-17 | Zhongchao Special Security Technology Co Ltd | Security Element and Security Product with Security Element |
| CN110744948A (en) * | 2018-07-24 | 2020-02-04 | 中钞特种防伪科技有限公司 | Magnetic anti-counterfeiting element and anti-counterfeiting product using same |
| CN111430541A (en) * | 2019-01-09 | 2020-07-17 | 北京大学 | Anti-counterfeiting structure based on patterned perovskite single crystal array and preparation and application thereof |
| CN111430541B (en) * | 2019-01-09 | 2021-12-28 | 北京大学 | Anti-counterfeiting structure based on patterned perovskite single crystal array and preparation and application thereof |
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|---|---|
| CN103593903B (en) | 2015-10-21 |
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| CB03 | Change of inventor or designer information |
Inventor after: Zhu Zifang Inventor after: Tian Zichun Inventor after: Chang Hefeng Inventor after: Zhang Ru Inventor before: He Yaqiong Inventor before: Tian Zichun Inventor before: Chang Hefeng Inventor before: Zhang Ru |
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Free format text: CORRECT: INVENTOR; FROM: HE YAQIONG TIAN ZICHUN CHANG HEFENG ZHANG RU TO: ZHU ZIFANG TIAN ZICHUN CHANG HEFENG ZHANG RU |
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Address after: 100070 No. 6 Spark Road, Science City, Beijing, Fengtai District Patentee after: ZHONGCHAO SPECIAL SECURITY TECHNOLOGY Co.,Ltd. Patentee after: China Banknote Printing and Minting Group Co.,Ltd. Address before: 100070 No. 6 Spark Road, Science City, Beijing, Fengtai District Patentee before: ZHONGCHAO SPECIAL SECURITY TECHNOLOGY Co.,Ltd. Patentee before: CHINA BANKNOTE PRINTING AND MINTING Corp. |