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High tinctorial strength with excellent color purity in the orange-red shade range.
Good lightfastness and weather resistance suitable for medium-durability applications.
Excellent dispersibility in both aqueous and solvent-based systems.
Low volatility and non-migrating behavior in polymer matrices.
Compliant with major global regulatory frameworks for general industrial use.
Plastic coloration including PP, PE, PS, and ABS.
Industrial coatings for appliances, automotive trim, and general metal finishes.
Printing inks for packaging and publication gravure and flexo applications.
Masterbatch formulations requiring balanced heat stability and processability.
Wood stains and decorative surface coatings.
| Chemical Type | Azo pigment (monoazo, β-naphthol derivative) |
| Product Form | Free-flowing powder |
| Appearance | Red-orange fine powder |
| Primary Applications | Plastics, industrial coatings, printing inks |
| Key Features | Good dispersibility, moderate heat stability, low migration |
| Benefits | Cost-effective chromatic performance with consistent batch-to-batch reproducibility |
| Regulatory Status | REACH registered; compliant with EU Directive 2002/72/EC for plastics in food contact (subject to specific migration limits) |
| Storage Conditions | Store in a cool, dry place away from direct sunlight and moisture |
Q1: What is the primary chemical class of Clariant Hansa Red B Pigment?
A: Clariant Hansa Red B is an organic monoazo pigment, derived from the diazotization and coupling of aromatic amines, offering balanced hue, good tinting strength, and reliable performance in non-critical applications.
Q2: Is this pigment suitable for use in food-contact plastics or toys?
A: Clariant Hansa Red B is not approved for direct food-contact applications or regulated toy materials under major global frameworks. It is intended for general-purpose industrial plastics, inks, and coatings where regulatory compliance for consumer-facing items is not required.
Q3: How does Hansa Red B perform in polyolefin masterbatches?
A: The pigment demonstrates good dispersibility and thermal stability in polyolefin systems during standard compounding processes. Its compatibility allows for consistent color development without significant degradation up to typical processing temperatures.
Q4: What are the recommended handling precautions for this pigment?
A: As with most fine organic pigments, avoid inhalation of dust and minimize skin contact. Use appropriate engineering controls (e.g., local exhaust ventilation) and personal protective equipment (e.g., NIOSH-approved respirator, gloves) during handling and dispersion operations.
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