镜面油墨的印刷技巧（The printing technique of mirror ink）.doc

镜面油墨的印刷技巧（The printing technique of mirror ink） 5-27 Technology Forum The mirror ink printed on the transparent plastic sheet, such as: PC, PET, PVC printing and PMMA, printed on the back of these transparent sheets from the front, looks like a transparent sheet with a smooth mirror surface effect or bronzing, so called mirror ink. Mirror ink is widely used in the operation panel washing machine, microwave oven, refrigerator, now that mirror ink for IMD manufacturing technology, such as: mobile phone, car dashboard and various decorative panel and the panel. Thus, mirror ink has penetrated into many industries, as these products Tim light color, but the mirror ink and ordinary printing ink compared to mirror screen printing ink printing technology with high requirements, must have some experience in the printing and printing skills according to the process parameters to mirror ink printing, screen printing in order to achieve a satisfactory the mirror effect. Below on how to screen good mirror ink is recommended as follows: First, the characteristics of mirror ink: 1, mirror ink is made of special metal powder and resin as the basic material. After the silk screen, the metal mirror effect is achieved. To maintain the ink flow maximum, so the ink added a special solvent, so the mirror ink viscosity is very low, such as low water, therefore, the screen is difficult, requires high skill level printing printing, otherwise, (1), no printing, mirror ink has leaked through screen with the substrate. (2) in the printing process, the mirror ink is easy to dry, in addition to easy to plug the net, but also dry dry mirror ink accumulation on the Internet, become silver slag, and reduce the printing of the mirror effect. 2, mirror ink using substrate material surface smoothness, so that the printing ink in the metal powder, pigment in the flat substrate surface parallel arrangement, and get the mirror effect. Because the mirror ink has this kind of performance, therefore (1), t