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High jetness and excellent black shade consistency across diverse polymer matrices.
Outstanding thermal stability suitable for high-temperature processing up to 280 °C.
Low dusting formulation enhancing workplace safety and handling efficiency.
Good dispersibility in polyolefins, ABS, PS, and engineering plastics without requiring additional dispersants.
Compliant with major global regulatory frameworks including EU REACH and US FDA 21 CFR §178.3297 for food-contact applications (when used as directed).
Coloration of polypropylene (PP) and polyethylene (PE) for automotive interior components.
Black pigmentation in ABS and polystyrene (PS) for consumer electronics housings.
Engineering plastic compounds including PA6, PA66, and PBT for technical parts requiring dimensional stability.
Food-contact packaging films and containers where regulatory compliance and low extractables are critical.
Industrial containers, pipes, and profiles requiring UV resistance and long-term color retention.
| Chemical Type | Azo-free high-performance organic black pigment |
| Product Form | Free-flowing granules |
| Appearance | Jet-black granular solid |
| Primary Applications | Polyolefins, ABS, PS, engineering thermoplastics |
| Key Features | Thermal stability, low dust, high jetness, regulatory compliance |
| Benefits | Consistent coloration, reduced filtration pressure, improved melt flow, enhanced safety |
| Recommended Loading Range | 0.5–3.0 wt% (varies by substrate and application) |
| Storage Conditions | Store in original sealed packaging at 15–25 °C, protected from moisture and direct sunlight |
Q1: What is the primary chemical class of Duasyn Black A-RG?
A: Duasyn Black A-RG is a high-performance, azo-based black pigment designed for demanding industrial applications. It belongs to the class of condensed azo pigments, offering excellent thermal stability and good lightfastness in polymer systems.
Q2: Is Duasyn Black A-RG suitable for food-contact plastics?
A: Duasyn Black A-RG is not intended for direct food-contact applications unless specifically approved by regulatory authorities and validated through migration testing under applicable regional requirements. Customers must confirm compliance with local regulations before use in food-contact materials.
Q3: How does Duasyn Black A-RG perform in polyolefin processing?
A: The pigment demonstrates good dispersion stability and heat resistance in polyolefins such as PP and PE, especially during standard extrusion and injection molding processes. Its performance is optimized when used with appropriate dispersants and compounded at recommended temperature profiles.
Q4: What is the typical dosage range for achieving optimal black shade intensity?
A: Dosage depends on the base polymer, desired opacity, and processing conditions, but it is generally used at low concentrations—typically ranging from 0.1% to 2% by weight—to achieve deep, uniform black shades without compromising mechanical properties.
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E-mail: wangxingqiang@ericwchem.com
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