Japanese ink company developed a new type of printing paint hidden ink

Da Nippon Paint Co., Ltd. has successfully developed two kinds of special printing inks for hidden printing, using special fluorescent materials and inks. The securities or the like printed with the hidden ink do not exhibit significant fluorescence in the sunlight, but they can be observed under the irradiation of invisible light such as an ultraviolet lamp to achieve anti-counterfeiting. With a variety of fluorescent materials, can be made significantly red, green, blue fluorescent hidden ink, can be used to distinguish the mail code and securities and important documents and Other anti-counterfeiting.