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High chroma and excellent lightfastness for vibrant, durable yellow coloration.
Outstanding thermal stability suitable for high-temperature processing up to 280 °C.
Good dispersibility in both polar and non-polar polymer systems.
Low volatility and minimal migration in demanding plastic applications.
Compliant with major global regulatory frameworks including REACH and FDA 21 CFR §178.3297 for food-contact plastics.
Polyolefins (PP, PE) for injection-molded consumer goods and automotive interior parts.
Engineering plastics including ABS, PS, and PC for electronic housings and appliances.
Flexible and rigid PVC for profiles, cables, and medical tubing.
Masterbatch production for color concentrates used across packaging and industrial films.
High-performance coatings requiring weather resistance and gloss retention.
| Chemical Type | Disazo pigment (C.I. Pigment Yellow 154) |
| Product Form | Free-flowing powder |
| Appearance | Yellow to greenish-yellow powder |
| Primary Applications | Plastics, masterbatches, and high-performance coatings |
| Key Features | Thermal stability, lightfastness, low migration |
| Benefits | Bright hue, excellent dispersion, regulatory compliance |
| Density (g/cm³) | 1.55–1.65 |
| Particle Size (D50, µm) | 0.08–0.12 |
Q1: What are the primary application areas for Hostaperm Yellow H6G and C... pigment?
A: This high-performance organic pigment is widely used in demanding industrial applications including automotive coatings, coil coatings, and high-gloss industrial finishes where excellent lightfastness, heat stability, and color strength are required. It is also suitable for selected plastic applications such as engineering thermoplastics processed at moderate temperatures.
Q2: How does Hostaperm Yellow H6G and C... compare to other yellow pigments in terms of weather resistance?
A: Hostaperm Yellow H6G and C... offers superior outdoor durability compared to many conventional diarylide yellows, with enhanced resistance to UV radiation and atmospheric pollutants. Its molecular structure contributes to improved chalking resistance and long-term color retention in exterior coating systems.
Q3: Is this pigment suitable for use in food-contact plastics or inks?
A: Hostaperm Yellow H6G and C... is not specifically designed or certified for direct food-contact applications. It is intended for non-food-contact industrial uses. For food-safe formulations, Clariant offers dedicated regulatory-compliant pigment grades—consult technical support for appropriate alternatives.
Q4: What dispersion characteristics should be expected during processing?
A: The pigment exhibits good dispersibility in common organic media using standard high-shear equipment. Optimal dispersion typically requires adequate wetting time and controlled energy input. Performance may vary depending on resin type, solvent system, and formulation additives—pre-testing is recommended for critical applications.
Q5: How should this pigment be handled and stored to maintain performance?
A: Store in original sealed containers in a cool, dry place away from direct sunlight and sources of heat or moisture. Avoid prolonged exposure to high humidity, which may affect flow properties. Use appropriate personal protective equipment (PPE) during handling to minimize inhalation or skin contact, consistent with standard industrial hygiene practices.
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