| 摘要 |
<p>PURPOSE: A pigment composition and inkjet recording ink have superior tinting power, color property, ozone resistance, dispersibility, dispersing stability and viscosity stability. CONSTITUTION: A pigment composition comprises: an azo pigment in the chemical formula 1; and one or more compounds selected from the group consisting of a coloring agent in the chemical formula 2, an additive in the chemical formula 3, and an additive in the chemical formula 4. The total amount of a coloring agent, an additive in the chemical formula 3 and an additive in the chemical formula 4 is 0.001-10wt% on the basis of the amount of the azo pigment.</p> |
