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High chroma and clean bluish-red shade with excellent color strength.
Outstanding thermal stability suitable for high-temperature polymer processing up to 280 °C.
Excellent lightfastness and weather resistance in outdoor applications.
Good dispersibility in both polar and non-polar media, including polyolefins and engineering plastics.
Low migration and blooming tendency, ensuring long-term color integrity in demanding end uses.
Polypropylene (PP) and polyethylene (PE) injection-molded parts.
Automotive interior trims and exterior components requiring UV durability.
Engineering plastics such as ABS, PS, and PC/ABS blends.
Masterbatch production for food-contact-compliant packaging films.
Industrial coatings and coil coatings requiring high-gloss red performance.
| Chemical Type | Condensed Azo Pigment (Pigment Red 254) |
| Product Form | Fine powder |
| Appearance | Red to burgundy free-flowing powder |
| Primary Applications | Polyolefins, engineering plastics, masterbatches, industrial coatings |
| Key Features | High thermal stability, low migration, excellent dispersion |
| Benefits | Consistent batch-to-batch color, reduced processing defects, compliance-ready formulations |
| Regulatory Status | EU REACH registered; compliant with FDA 21 CFR §178.3297 (for indirect food contact) |
| Recommended Processing Temperature Range | Up to 280 °C (short-term) |
Q1: What is the primary chemical class of Novoperm Red F5RK?
A: Novoperm Red F5RK is a high-performance perylene-based organic pigment, known for its excellent thermal stability, lightfastness, and resistance to migration in demanding polymer applications.
Q2: Is Novoperm Red F5RK suitable for food-contact plastics?
A: This pigment is not pre-approved for direct food-contact applications under major global regulatory frameworks. Its use in food-contact materials requires full formulation-level compliance assessment by the end-user, including evaluation of intended conditions of use and applicable local regulations.
Q3: Which polymers is Novoperm Red F5RK most commonly used in?
A: It demonstrates excellent compatibility and dispersion stability in engineering thermoplastics such as polyamide (PA), polybutylene terephthalate (PBT), and polyethylene terephthalate (PET), particularly in applications requiring high-temperature processing and long-term color retention.
Q4: How does Novoperm Red F5RK perform under high-shear compounding conditions?
A: The pigment exhibits good shear stability during extrusion and injection molding, maintaining consistent hue and minimal color shift—provided proper dispersion protocols and carrier resin selection are followed.
Q5: What is the typical dosage range for achieving optimal color strength and stability?
A: Dosage depends on formulation requirements and desired opacity or transparency, but it is typically used at low concentrations—generally ranging from 0.1% to 2% by weight in the final polymer matrix.
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E-mail: wangxingqiang@ericwchem.com
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