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High chromatic strength and excellent color consistency across batches.
Superior thermal stability suitable for high-temperature processing up to 280 °C.
Outstanding lightfastness and weather resistance (Xenon arc tested, ISO 11341).
Low migration behavior in polymer matrices, ensuring long-term color integrity.
Optimized dispersibility in engineering plastics including polyolefins, ABS, and polycarbonate.
Automotive interior and exterior components (dashboards, grilles, trim parts).
Packaging films and containers requiring FDA-compliant colorants for food contact.
Household appliances with demanding heat and UV exposure requirements.
Electrical and electronic housings requiring electrical insulation and color stability.
Consumer goods such as toys and personal care devices meeting global regulatory standards.
| Chemical Type | Organic pigment (high-performance azo and quinacridone derivatives) |
| Product Form | Free-flowing powder or masterbatch-ready granules |
| Appearance | Fine, uniform powder with consistent particle size distribution |
| Primary Applications | Engineering plastics, thermoplastics, and polymer compounding |
| Key Features | Heat stability, low volatility, non-blooming, halogen-free |
| Regulatory Compliance | EU REACH registered; compliant with FDA 21 CFR §178.3297 and EU Directive 2002/72/EC |
| Storage Conditions | Store in cool, dry place below 30 °C; protect from moisture and direct sunlight |
| Shelf Life | 24 months from date of manufacture under recommended storage conditions |
Q1: What are the primary application areas for CPA Series pigments?
A: CPA Series pigments are engineered for high-performance coloration in engineering thermoplastics, including polyamide (PA), polybutylene terephthalate (PBT), and polyphenylene sulfide (PPS), particularly where thermal stability, dispersion consistency, and long-term color retention are critical.
Q2: How do CPA pigments differ from conventional organic pigments in polymer applications?
A: CPA pigments feature enhanced thermal stability and reduced volatility during high-temperature processing, along with optimized surface treatment for superior wetting and dispersion in polar engineering resins—minimizing agglomeration and improving batch-to-batch reproducibility.
Q3: Are CPA Series pigments suitable for food-contact or medical-grade polymer compounds?
A: CPA pigments are designed for technical performance rather than regulatory compliance out-of-the-box; suitability for food-contact or medical applications depends on full formulation assessment, end-use conditions, and compliance verification by the compounder or final manufacturer against applicable regional regulations.
Q4: What is the typical dosage range for CPA pigments in engineering plastics?
A: Dosage is formulation-dependent but generally ranges from 0.1% to 2% by weight, with optimal loading determined by required chroma, opacity, thermal history, and processing method—typically used at low concentrations to maintain mechanical properties and minimize pigment interaction effects.
Q5: Can CPA pigments be used in combination with other colorants or additives?
A: Yes, CPA pigments are compatible with common polymer additives such as heat stabilizers, UV absorbers, and flame retardants; however, compatibility testing is recommended when combining with reactive additives or other high-performance colorants to avoid unintended interactions or migration effects.
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E-mail: wangxingqiang@ericwchem.com
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