High chromatic strength and excellent color consistency for precise batch-to-batch reproducibility.
Optimized for low-viscosity systems, enabling easy dispersion in water-based and solvent-based formulations.
Good lightfastness and thermal stability up to 180 °C, supporting demanding processing conditions.
Compliant with major global regulatory frameworks including REACH, RoHS, and FDA 21 CFR for indirect food contact applications.
Low heavy metal content, meeting stringent eco-label requirements such as EU Ecolabel and Blue Angel.
Water-based architectural coatings and decorative paints.
Industrial maintenance coatings for metal and plastic substrates.
Printing inks for flexible packaging and label applications.
Plastic coloration of PP, PE, and ABS in injection molding and extrusion processes.
Wood stains and clear-coat tinting systems for furniture and flooring finishes.
| Chemical Type | Azo pigment dispersion (Pigment Yellow 180) |
| Product Form | Concentrated liquid color paste |
| Appearance | Homogeneous yellow paste, free from grit or sediment |
| Primary Applications | Coatings, inks, and thermoplastic polymers |
| Key Features | High tinctorial strength, excellent dispersibility, low VOC |
| Benefits | Reduced formulation complexity, improved color accuracy, enhanced process efficiency |
| pH Range | 7.0 – 8.5 (as supplied) |
| Storage Stability | 12 months at 5–30 °C in original sealed container |
Q1: What types of polymer systems is Colanyl Yellow FGL 500 compatible with?
A: Colanyl Yellow FGL 500 is formulated for compatibility with a broad range of thermoplastics, including polyolefins (e.g., PP, PE), styrenics (e.g., PS, ABS), and engineering polymers such as PA and PC. Performance may vary depending on processing conditions and base resin characteristics—compatibility testing under actual production conditions is recommended.
Q2: How should this color paste be incorporated into the polymer matrix?
A: The paste is typically introduced via masterbatch dilution or direct addition during compounding using standard melt-processing equipment (e.g., twin-screw extruders). Good dispersion is achieved under typical shear and temperature profiles used for the host polymer—pre-drying is not required, but storage in sealed containers at ambient temperature is advised to maintain consistency.
Q3: Is Colanyl Yellow FGL 500 suitable for applications requiring good thermal stability?
A: Yes—the pigment system is selected and processed to provide robust thermal stability suitable for conventional polymer processing temperatures, including extrusion and injection molding. Discoloration or degradation is minimal under standard processing windows, though optimal performance depends on residence time, shear history, and overall formulation balance.
Q4: What is the typical dosage range when using this paste?
A: Dosage depends on the desired shade strength and final application requirements, but it is generally used at low concentrations—typically ranging from 0.1% to 2% by weight relative to the base polymer. Precise levels should be determined through lab-scale trials and adjusted based on colorimetric targets and processing behavior.
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