Offset UV Invisible Ink Red Color

UV invisible fluorescent ink: The material used is invisible, and the printing process is simple. The ink prints invisible patterns or texts in the ultraviolet irradiation factory. Shows clear and bright fluorescent patterns. Colorful. The anti-counterfeiting detection is convenient, as long as there is an ultraviolet light source or a currency detector. Since the invisible fluorescent ink is invisible or colorless, it is invisible to the naked eye during printing, that is, without any machine-recognized tracking mark. Therefore, overprinting is more difficult, but this kind of anti-counterfeiting and concealment is better, and the anti-counterfeiting force is stronger. Most domestic medical packaging uses this kind of invisible fluorescent ink. Tangible ultraviolet fluorescent ink: The material used is tangible fluorescent ink, the printing process is simple, the registration is accurate, and the printing effect is the same as the printing effect of ordinary ink, but under ultraviolet light, the printed matter shows abnormal brightness. At this time, it can be different from ordinary Ink.