Identification Of Anti-tamper Security VOID label

1. Thermochromic Anti-tamper Security VOID label

As long as the trademark is slightly warmed, the anti-counterfeiting color will immediately fade out, showing the production mark of the anti-counterfeit manufacturer; after cooling, the anti-counterfeiting color is quickly restored, and the anti-counterfeiting mark is re-covered.

2. Fluorescent security mark

The mark printed by the anti-counterfeit fluorescent ink will be brightened by the special anti-counterfeit fluorescent lamp, and the bright red, orange red, yellow green or green fluorescence will be exhibited, and the fluorescence intensity is high and the printing adaptability is good.

3. Invisible technology security mark

According to the principle of hologram security sticker, the anti-counterfeit mark of hidden true-shaped flash discoloration is directly produced by using the top surface of the metal bottle cap. This mark reflects a specific pattern or glyph when illuminated by sunlight or a condenser.

4. Laser holographic security mark

According to the principle of laser interference, the pattern or character is photographed from different levels and different angles, and then superimposed to produce different color effects. This kind of anti-counterfeiting mark technology is high in content and difficult to imitate, and should be promoted and promoted.

5. Photosensitive, temperature sensitive double security mark 

A double security feature consisting of a base layer and a coating layer containing a photosensitive and temperature sensitive coating, respectively. The selected photosensitive paint under natural ultraviolet light irradiation, the color changes rapidly from shallow to deep within 2 to 6 seconds, and a reversible reaction occurs; the temperature sensitive coating is touched with a finger for 5 to 10 seconds at normal temperature, and the color rapidly changes from deep to shallow. Reversible reaction. When in use, the consumer simply presses the anti-counterfeit mark on the product with his finger, and the color changes after 5 seconds.