Fluorescent ink is divided into UV fluorescent ink colorless fluorescent ink 1. Invisible UV ultraviolet fluorescent ink anti-counterfeiting: The material used is invisible fluorescent ink, and the printing process is simple. The ink prints invisible patterns or text in an ultraviolet light irradiation factory. A clear, bright fluorescent pattern is presented. Colorful. The anti-counterfeiting detection is convenient, as long as there is an ultraviolet light source or a money detector. Since the invisible fluorescent ink is invisible, that is, it is colorless, it is invisible to the naked eye at the time of printing, that is, there is no tracking mark of any machine recognition. Therefore, it is more difficult to overprint, but this type of anti-counterfeiting has better concealment and stronger anti-counterfeiting. Recently, most medical packaging in China uses this kind of invisible fluorescent ink. 2, tangible UV ultraviolet fluorescent ink anti-counterfeiting: the material used is tangible fluorescent ink, the printing process is simple, the overprinting is accurate, the printing effect is the same as the ordinary ink printing effect, but under the ultraviolet light, the printed matter shows abnormal light, at this time, Different from ordinary ink. kaiping aida sanitary ware technology co.,ltd , https://www.jmkpaidafaucets.com
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