Patent ID: 8553281

Claim:
A high intensity ink solution comprising: a letdown varnish, wherein the letdown varnish is present in a concentration of about 50% to 58% by weight of the ink solution; a dispersion oil, wherein the dispersion oil is present in a concentration of about 8% to 15% by weight of the ink solution; a yellow pigment, wherein the yellow pigment is present in a concentration of about 18% to 25% by weight of the ink solution; a wax compound wherein the wax compound is present in a concentration of about 4% to 10% by weight of the ink solution; and a drier compound wherein the drier compound is about 1%-3% by weight of the ink solution, and wherein the high intensity ink has a viscosity of about 170-220, a tack of about 11-13 and a densitometer reading of about 1.15 to about 1.40.