| 摘要 |
PURPOSE: A photochromic phosphorescent ink composition and preparation method thereof are provided to give diversely changing colors regardless of day or night, to improve color sharpness and durability, and thus to improve the quality of printed or transferred products using the composition. CONSTITUTION: The photochromic phosphorescent ink composition comprises 100pts.wt of an ink resin, 5-10pts.wt of an organic solvent, 0.1-0.3pts.wt of a photochromic compound and 0.1-1pts.wt of phosphorescent pigment. The photochromic phosphorescent ink composition is produced by dissolving a photochromic compound, phosphorescent pigment, a UV absorbing agent, a light stabilizer and an antioxidant into an organic solvent to prepare a primary composition, and adding an ink resin to the resulted primary composition. |
