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High thermal stability suitable for demanding processing conditions up to 280 °C.
Excellent lightfastness and weather resistance, meeting ISO 105-B02 and ISO 105-A02 standards.
Outstanding dispersibility in both polar and non-polar polymer matrices.
Low volatility and minimal extractables, supporting compliance with FDA 21 CFR and EU Directive 2011/65/EU (RoHS).
Consistent batch-to-batch color reproducibility ensured by Clariant’s certified quality control system.
Polyolefin masterbatches for automotive interior components.
Engineering plastics including polyamide (PA6, PA66) and polybutylene terephthalate (PBT).
Food-contact compliant packaging films and containers.
Outdoor architectural profiles and cladding materials requiring long-term UV stability.
Electrical and electronic housings where heat resistance and halogen-free performance are critical.
| Chemical Type | High-performance perylene derivative pigment |
| Product Form | Free-flowing powder |
| Appearance | Dark red-brown free-flowing powder |
| Primary Applications | Polyolefins, engineering thermoplastics, food-contact polymers |
| Key Features | Thermal stability, lightfastness, low extractables, excellent dispersion |
| Regulatory Compliance | FDA 21 CFR §178.3297, EU Plastics Regulation (EU) No 10/2011, RoHS-compliant |
| Particle Size (D50) | Approx. 0.12–0.18 µm (by laser diffraction) |
| Heat Resistance | Stable up to 280 °C for 5 min (in polypropylene) |
Q1: What is the primary chemical class and typical application field for Novoperm HR02?
A: Novoperm HR02 is a high-performance perylene-based organic pigment, widely used in demanding applications such as automotive coatings, industrial finishes, and premium plastics where exceptional lightfastness, thermal stability, and color strength are required.
Q2: Is Novoperm HR02 suitable for use in food-contact plastics?
A: Novoperm HR02 is not approved for direct food-contact applications under major global regulatory frameworks. It may be considered for non-migrating, indirect-contact uses—subject to full formulation evaluation and compliance verification by the end-user’s regulatory team.
Q3: How does Novoperm HR02 perform in high-temperature processing environments?
A: This pigment exhibits excellent thermal stability, enabling safe use in polymer processing operations such as injection molding and extrusion of engineering thermoplastics—including polyolefins and certain polyesters—without significant color shift or decomposition.
Q4: What dispersion characteristics can be expected in solvent-based and water-based systems?
A: Novoperm HR02 achieves good dispersibility in both polar solvent-based systems and aqueous dispersions when processed with appropriate surfactants or polymeric dispersants. Optimal performance requires tailored milling and stabilization protocols specific to the vehicle chemistry.
Q5: What is the recommended dosage range for achieving optimal color strength and opacity?
A: Dosage depends on the substrate, desired shade depth, and opacity requirements—but it is typically used at low concentrations, generally ranging from 0.1% to 2% by weight in most polymer and coating formulations.
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