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High chroma and excellent color strength for vibrant, consistent hue reproduction.
Outstanding thermal stability up to 280°C, suitable for high-temperature polymer processing.
Good dispersibility in both polar and non-polar resin systems, reducing milling time and energy consumption.
Low volatility and negligible migration, ensuring long-term color fidelity in end-use applications.
Compliant with major global regulatory frameworks including REACH and RoHS (heavy metal-free formulation).
Engineering plastics: polyamide (PA), polybutylene terephthalate (PBT), and polyphenylene sulfide (PPS).
Automotive interior components requiring high heat resistance and lightfastness.
Electrical and electronic housings where dimensional stability and dielectric integrity are critical.
Food-contact-approved packaging films when compounded with FDA-compliant carriers.
High-performance masterbatches for injection molding and extrusion processes.
| Chemical Type | Azo pigment (disazo condensation type) |
| Product Form | Fine free-flowing powder |
| Appearance | Reddish-orange powder |
| Primary Applications | Thermoplastics, masterbatches, engineering resins |
| Key Features | Heat stable, low migration, high tinctorial strength |
| Benefits | Enhanced processability, improved batch-to-batch consistency, reduced formulation complexity |
| Recommended Carrier | Polyethylene or polypropylene wax-based carriers |
| Storage Conditions | Store in cool, dry place; avoid direct sunlight and moisture exposure |
Q1: What is the primary chemical nature of 8AHF Pigment?
A: 8AHF Pigment is an organic pigment based on a high-performance azo-heterocyclic structure, engineered for enhanced thermal stability and lightfastness in demanding polymer processing environments.
Q2: Is 8AHF Pigment suitable for food-contact plastics?
A: While 8AHF Pigment is not pre-approved for direct food-contact applications under major global regulatory frameworks, it may be considered for indirect contact or non-migrating applications when formulated and processed according to established good manufacturing practices—final compliance must be verified by the end-user’s regulatory team.
Q3: How does 8AHF Pigment perform during high-temperature processing, such as injection molding of engineering thermoplastics?
A: 8AHF Pigment demonstrates excellent thermal stability, maintaining consistent color strength and minimal decomposition up to typical processing temperatures for polyesters, polyamides, and polycarbonates—making it well-suited for high-shear, high-temperature operations.
Q4: What dispersion methods are recommended for optimal performance in masterbatch production?
A: For best results, 8AHF Pigment should be compounded using high-intensity twin-screw extrusion with optimized screw profile and temperature profiling; pre-wetting with compatible carrier resins and controlled residence time help achieve fine, uniform dispersion and maximize color development.
Q5: Can 8AHF Pigment be used alongside common stabilizers and additives without adverse interaction?
A: Yes—8AHF Pigment shows good compatibility with standard antioxidants, UV absorbers, and hindered amine light stabilizers (HALS) in most polymer systems; however, compatibility testing under actual processing conditions is recommended when combining with strong reducing agents or highly acidic additives.
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E-mail: wangxingqiang@ericwchem.com
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Building A1, Jiete Industrial Park, Huangpu District, Guangzhou City, Guangdong Province, China
