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High chroma and excellent blue shade consistency for vibrant, reproducible coloration.
Outstanding lightfastness and weather resistance suitable for demanding outdoor applications.
Good thermal stability up to 220 °C, enabling use in high-temperature polymer processing.
Excellent dispersibility in both polar and non-polar media, including polyolefins and engineering plastics.
Low migration tendency and high bleed resistance in PVC, rubber, and ink systems.
Polyolefin masterbatches (PP, PE) for automotive interior parts and consumer goods.
Rigid and flexible PVC profiles, cables, and flooring requiring long-term color stability.
Engineering thermoplastics including ABS, PS, and PC for electronic housings and appliances.
Water-based and solvent-based industrial coatings for metal and plastic substrates.
Gravure and flexographic inks for packaging films and labels.
| Chemical Type | Phthalocyanine derivative (Copper phthalocyanine complex) |
| Product Form | Free-flowing powder |
| Appearance | Intense greenish-blue powder |
| Primary Applications | Plastics, inks, coatings, rubber |
| Key Features | High tinctorial strength, excellent heat stability, low volatility |
| Benefits | Consistent batch-to-batch performance, low dust generation, good filterability |
| Recommended Processing Temperature Range | Up to 220 °C (short-term) |
| Regulatory Compliance | REACH compliant; EU Food Contact compliant (EU No. 10/2011, subject to application conditions) |
Q1: What is the primary chemical class of PV Fast Blue A4R?
A: PV Fast Blue A4R is a high-performance phthalocyanine-based organic pigment, specifically a copper phthalocyanine derivative modified for enhanced fastness and dispersibility in demanding applications.
Q2: Is PV Fast Blue A4R suitable for use in food-contact plastics?
A: This pigment is not approved for direct food-contact applications under major global regulatory frameworks. It is intended for non-food-contact industrial and decorative uses, such as general-purpose plastics, coatings, and inks where regulatory compliance for migration is not required.
Q3: How does PV Fast Blue A4R perform in polyolefin processing?
A: It demonstrates excellent thermal stability and dispersion behavior in polyolefins such as PP and PE, retaining strong blue shade and good lightfastness even at typical melt-processing temperatures up to 280 °C.
Q4: What are the recommended dispersion methods for optimal performance?
A: For best results, use high-shear compounding or pre-dispersion techniques—such as twin-screw extrusion or bead milling—with compatible carrier resins or surfactants. Good dispersion is essential to achieve full color strength and consistent batch-to-batch performance.
Q5: Can PV Fast Blue A4R be used in water-based systems?
A: While primarily designed for solvent-based and polymer-melt systems, it can be formulated into aqueous dispersions using appropriate surfactants and stabilization technologies—though performance may vary depending on pH, ionic strength, and binder compatibility.
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E-mail: wangxingqiang@ericwchem.com
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