Index Number: Pigment Yellow 180
C.I. Structure Number: 21290
Chemical category: Benzimidazolones
Molecular formula: C₃₆ H₃₂N₁₀O₈
Relative molecular mass: 732.78
Ranbar yellow P3438/P3440 benzimidazolone organic pigment, pigment yellow 180, the hue is greenish yellow, the shade of P3438 is reddish compared to P3440, the hue angle is 88.7 degrees (1/3 SD, HDPE), suitable for plastics Coloring, heat-resistant stability in HDPE is 290℃, no dimensional deformation, light fastness is 6~7;
It is used for coloring of polypropylene puree， high migration resistance in plastic PVC. It can also be used for the coloring of ABS. It is suitable for high-end printing inks, such as metal decorative paint solvent-based and water-based packaging printing inks. It has good dispersibility and flocculation stability.
