Benzimidazolone Yellow (Pigment Yellow 151)
Benzimidazolone Yellow (Pigment Yellow 151) is a monoazo benzimidazolone pigment with a greenish-yellow hue that combines the transparency of azo chemistry with the superior fastness of the benzimidazolone ring, offering exceptional lightfastness and heat stability. It is widely used in automotive, industrial, and printing ink applications that demand both color quality and long-term performance. Chemzip supplies PY 151 for premium coating and ink formulations.
مشخصات فنی
| appearance | Greenish yellow fine powder |
| purity (%) | ≥98.0 |
| oil absorption (g/100g) | 35–55 |
| lightfastness (Blue Wool) | 7–8 |
حوزههای کاربرد
- Automotive and refinish coating yellow and yellow-green shades
- High-performance industrial coatings for exterior structures
- Gravure and flexographic ink for food packaging
- Powder coating in yellow and green formulations
- Plastics coloration for outdoor applications
ویژگیهای محصول
- Superior bleed resistance versus conventional monoazo yellows in solvent systems
- Good heat stability to 260°C for engineering plastics injection molding
- Excellent migration resistance in plasticized PVC applications
- Compliant with food packaging regulations (FDA, EU 10/2011)
