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High chroma red shade with excellent lightfastness for demanding outdoor applications.
Good heat stability suitable for processing temperatures up to 160 °C.
Excellent dispersibility in both water-based and solvent-based systems.
Low volatile organic compound (VOC) content, supporting sustainable coating formulations.
Compliant with major global regulatory frameworks including REACH and RoHS.
Architectural and industrial coatings requiring vivid, durable red hues.
Plastic coloration for rigid PVC, PS, and ABS applications.
Printing inks for flexible packaging and label substrates.
Wood stains and transparent decorative finishes where color purity is critical.
Automotive refinish coatings with stringent weathering performance requirements.
| Chemical Type | Azo pigment (monoazo, beta-naphthol derivative) |
| Product Form | Fine powder |
| Appearance | Reddish-orange free-flowing powder |
| Primary Applications | Coatings, plastics, inks |
| Key Features | High tinctorial strength, good migration resistance |
| Benefits | Consistent batch-to-batch color match and ease of incorporation |
| Recommended pH Range | 5.0–8.0 (for aqueous dispersions) |
| Storage Conditions | Store in cool, dry place away from direct sunlight and moisture |
Q1: What is the primary chemical class of Hansa Scarlet RNC and Coat... Pigment?
A: Hansa Scarlet RNC and Coat... Pigment belongs to the monoazo pigment family, specifically derived from the diazotized 2-naphthylamine-4-sulfonic acid coupling with acetoacetarylide derivatives, offering strong red-shade coloration with good lightfastness and thermal stability in organic media.
Q2: Is this pigment suitable for use in food-contact coatings or inks?
A: Hansa Scarlet RNC and Coat... Pigment is formulated for industrial coating and ink applications where regulatory compliance for direct food contact is not required. It is not intended for use in applications subject to food-contact legislation unless explicitly validated by the end-user’s regulatory assessment and local authority approval.
Q3: How does this pigment perform under elevated temperature during processing?
A: The pigment demonstrates good thermal stability up to approximately 180–200 °C for short-term exposure, making it suitable for common coating curing processes and low-to-moderate temperature ink drying. Prolonged exposure above 200 °C may lead to gradual color shift or decomposition, depending on binder system and atmosphere.
Q4: What are typical dosage levels when incorporating this pigment into solvent-based industrial coatings?
A: Dosage depends on formulation requirements and desired opacity or chroma intensity, but it is typically used at low concentrations—generally ranging from 0.1% to 2% by weight relative to total formulation solids—to achieve optimal color strength and dispersion stability without compromising film properties.
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