We are engaged in custom hologram sticker printing, security stamping label and packing label printing nearly 20 years.

What are the classification of the optical variable ink label?

by:LG Printing     2021-02-05
Anti-counterfeiting mark industry development for the society, as well as the needs of the socialist market economy and healthy development of the service, and constantly improve the quality of the social life of the need, therefore, norms of good security markets and at all levels, and improve the industry overall strength is not only an urgent demand for the development of the industry itself, is also better for our country reform and open policy, liuzhou ZhiLie, historical mission which serves for the modernization construction. Part of anti-counterfeiting technology depends on anti-counterfeiting products of raw materials, the other part is about the anti-counterfeit printing ink. Three kinds of classification of optical color ink < br / >
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1. Meddle type: appearance of color, good covering power no general paint, can screen printing, UV printing gravure, such as screen printing proposal with 200 mesh screen printing. Suggest jump in black background, such as not printed black color to choose high concentrations of printing ink, meddle type optical color ink and after two comparison with metallic simple sense.



  2. Liquid crystal type: milky appearance, can screen printing, intaglio printing, dark bottom needs seal, such as scarlet, deep blue, black, black effect, good, such as screen printing suggest 150 mesh screen printing.



  3. Its principle of < br / >
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by applying different external conditions, mainly USES the lighting, heating, spectrum detection, to observe the ink printing sample color change, achieve the purpose of anti-counterfeiting. Anti-counterfeiting technology: < br / >
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part depends on anti-counterfeiting products of raw materials, to choose the other part is about the anti-counterfeit printing ink, like temperature, wet ink ink and so on, a new kind of anti-counterfeiting ink, the principle of optical variable ink and classification. On the design and manufacture of the product in some special design, so that products meet fidelity. There are mechanical anti-counterfeiting technology and packaging anti-counterfeiting technology, etc. For the classification of the ink is introduced: < br / >
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1. Temperature: ink temperature change tag is to use a special temperature ink printing a label. Under special conditions, environmental change leads to temperature change on the label printing ink color changes, realize visible or not obvious signs, thus easy to verify the product authenticity, prevent forgery.



  2. The reversible change color ink: ink after heated, its color to another color, also can restore the original color after cooling.



  3. Reversible achromatic ink: reversible achromatic ink after heat, its own color will disappear, can restore the original color after stay cool.



  4. The memory type: ink color appears when temperature rises to a certain degree, color and needless color after cooling, until two heats up to the same temperature decolorization.



  5. Luminous ink: light label luminous ink is used to realize the long glow in the dark. Its advantages < br / >
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the operation is simple, low cost, good hidden, colourful, convenient inspection, strong repeatability, second smartphone read anti-counterfeiting ink due to detect duplicate, strong repeatability, color variety, notes, is the primary choice ticket and trademarks of anti-counterfeiting technology. Applicable industry: < br / >
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the infant milk powder, assist food, diapers, pharmaceutical, liquor, cosmetic, agricultural materials, building materials, clothing, digital electronics, electrical appliances, books, health care products, food and beverage, tea, etc. < br / >
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