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High chroma and excellent color strength for vivid, consistent red shades.
Outstanding thermal stability up to 280 °C, suitable for high-temperature polymer processing.
Good dispersibility in both polar and non-polar resin systems, including polyolefins and engineering plastics.
Excellent lightfastness (ISO 105-B02: Grade 7–8) and weather resistance in outdoor applications.
Non-hazardous formulation compliant with REACH, RoHS, and FDA 21 CFR §178.3297 for indirect food contact.
Coloration of polypropylene (PP) and polyethylene (PE) for automotive interior trim.
Pigmentation of ABS and PS for consumer electronics housings and appliance components.
Masterbatch production for synthetic fibers used in technical textiles and geotextiles.
Coloring of PVC profiles and rigid sheets for architectural and construction applications.
Specialty packaging films requiring migration-controlled, food-safe red hues.
| Chemical Type | Azo pigment (Benzimidazolone derivative) |
| Product Form | Free-flowing granular concentrate |
| Appearance | Red-brown free-flowing granules |
| Primary Applications | Polyolefins, ABS, PS, PVC, PET, and PA |
| Key Features | Thermal stability, dispersion efficiency, lightfastness, regulatory compliance |
| Benefits | Consistent batch-to-batch color, low dust generation, high tinctorial strength |
| Recommended Load Range | 0.2–2.0 wt% depending on substrate and opacity requirement |
| Storage Conditions | Store in cool, dry place; keep container tightly closed |
Q1: What is the primary application field for BASF A3R-K Pigment?
A: BASF A3R-K Pigment is specifically developed for use in high-performance industrial coatings, including automotive refinish and protective coatings, where excellent color strength, weather resistance, and dispersibility are required.
Q2: Is A3R-K suitable for water-based coating systems?
A: Yes, A3R-K is engineered for compatibility with both solvent-borne and water-borne industrial coating formulations, offering stable dispersion and minimal impact on rheology when properly incorporated using recommended wetting and dispersing agents.
Q3: How does A3R-K compare to conventional red iron oxide pigments in terms of tinting strength and opacity?
A: A3R-K delivers significantly higher tinting strength and improved chroma compared to standard red iron oxides, while maintaining good hiding power — enabling formulators to achieve vivid, consistent red tones at lower pigment loadings.
Q4: What are the recommended handling and storage conditions for A3R-K?
A: Store in original sealed packaging in a cool, dry place away from direct sunlight and sources of moisture. Avoid prolonged exposure to high humidity or extreme temperature fluctuations to preserve dispersibility and prevent agglomeration.
Q5: Can A3R-K be used in combination with other organic or inorganic pigments?
A: Yes, A3R-K exhibits good compatibility with common organic pigments (e.g., quinacridones, perylenes) and inorganic pigments (e.g., titanium dioxide, carbon black), supporting broad color space development — though compatibility testing in the final formulation is recommended to ensure stability and color fidelity.
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E-mail: wangxingqiang@ericwchem.com
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