| 摘要 |
PURPOSE: Provided is a transparent UV ink composition, which has excellent sterilizing and antibacterial activities with no damages on the human body and improved color stability to prevent a change in color of the ink and coating. CONSTITUTION: The transparent antibacterial ink composition comprises: UV ink containing a photopolymerizable resin (oligomer and reactive diluent), photopolymerization initiator, pigment, supplementary additives, polymerization inhibitor, or the like; 0.5-0.5 wt% of silver as an antibacterial agent, which is transparent aqueous solution-based liquid colloidal silver (silver particle size 1-5 nm, silver content 8-15%); 0.03-0.5 wt% of hydrogen peroxide as a anti-discoloring agent (hydrogen peroxide content 99%); and mineral composite materials present in an amount of 0.5-5 times of the amount of silver antibacterial agent. |
