| 摘要 |
PROBLEM TO BE SOLVED: To provide an ink composition useful for digital offset printing applications that comprises a fluorescent colorant and a plurality of curable compounds.SOLUTION: A fluorescence colorant and a plurality of curable compound have Hansen solubility parameters, and the resulting ink composition is both compatible with certain dampening fluids and has certain rheological properties, including a low viscosity. The fluorescent ink composition is useful for printing security features at high speed in short runs with customized data to produce anti-counterfeit packaging. |
