Sharpness of printed fonts and text sizes on the coated bleached kraft liners (a) bleached kraft liner, (b) coated bleached kraft liner without nano-RHS (0%), (c) coated
bleached kraft liner with 1% nano-RHS coating agent, (d) coated bleached kraft liner with 2% nano-RHS coating agent, (e) coated bleached kraft liner with 3% nano-RHS
coating agent, (f) coated bleached kraft liner with 4% nano-RHS coating agent, (g) coated bleached kraft liner with 5% nano-RHS coating agent.