Anti-counterfeiting ink: to achieve special printing needs

At present, many of the anti-counterfeiting inks used in China's tobacco and alcoholic products include the following two: First, the invisible anti-counterfeit labels are printed on paper or plastic film using fluorescent anti-counterfeiting inks, including green, red, yellow and other fluorescent invisible Ink; The second is the use of temperature change security ink, can be blue, purple red, black colorless.

In order to meet the needs of the market, a daylight-type color-changing fluorescent anti-counterfeit ink and a hand-temperature-type color fluorescent anti-counterfeiting ink that can be used for tobacco and wine packaging are introduced to the market. The following are the main features. The first is the use of daylight-type discoloration and hand-warming color-changing high-tech materials that have controllability of raw materials. The second is that the ink has many components, many production equipments, large investment, complicated process, and difficult processing, and it is difficult for most people to copy. The third is to have multiple anti-counterfeiting features, such as intuitive, daylight discoloration, hand temperature discoloration; concealed, fluorescent discoloration. The fourth is the convenience of identification. It can be identified by sunlight or hand temperature heating, and a common UV lighter can also be used.

This new anti-counterfeit ink has the following technical characteristics: First, it uses the principle of chemiluminescence to achieve the uniqueness of fluorescence detection. According to the needs of customers, special patented fluorescent compounds are used, with unique fingerprint recognition function. The only spectrally characterized inks serve the purpose of protecting the product from counterfeiting. Second, the stability of daylight discoloration and hand-warming color fluorescent materials is high, which overcomes the disadvantages of the existing anti-counterfeit inks that are easy to age. The third is the specificity of the proprietary anti-counterfeiting ink formulation lock for commodity brands, that is, according to the needs of customers, the purpose of product protection is to use unique anti-counterfeit ink products that can be characterized. Fourth, new types of security inks can use any printing method to directly print invisible or colored anti-counterfeit graphics on coated paper, paperboard, plastic film and other materials used in tobacco and wine packaging.