High thermal stability suitable for engineering plastics processing up to 300 °C.
Excellent lightfastness and weather resistance (Xenon fade rating ≥7 per ISO 11341).
Outstanding chemical resistance to acids, alkalis, and solvents commonly encountered in industrial coatings.
Strong tinting strength and high chroma in transparent red shades with clean blue undertone.
Good dispersibility in polar and non-polar polymer matrices without requiring specialized additives.
Automotive exterior coatings requiring long-term color retention and UV durability.
Engineering thermoplastics including polyamide (PA), polybutylene terephthalate (PBT), and polycarbonate (PC).
High-performance industrial maintenance coatings for infrastructure and machinery.
Polyolefin masterbatches where heat stability and pigment migration resistance are critical.
Electrical and electronic components demanding non-migrating, halogen-free colorants.
| Chemical Type | Quinacridone derivative |
| Product Form | Free-flowing powder |
| Appearance | Red-violet fine powder |
| Primary Applications | Coatings, engineering plastics, masterbatches |
| Key Features | Thermal stability, lightfastness, chemical resistance |
| Benefits | Color consistency, low volatility, excellent dispersion |
| Regulatory Compliance | REACH registered; compliant with EU Directive 2002/72/EC for food-contact plastics (subject to specific conditions) |
Q1: What is the primary chemical class and typical hue of Paliogen K5411?
A: Paliogen K5411 is a high-performance perylene-based organic pigment, offering a strong, clean violet-red shade with excellent chroma and lightfastness. Its molecular structure provides inherent resistance to thermal degradation and photolysis.
Q2: In which polymer systems is Paliogen K5411 most commonly processed, and what are key processing considerations?
A: It is widely used in engineering thermoplastics such as polyamide (PA), polybutylene terephthalate (PBT), and polyethylene terephthalate (PET), especially where high-temperature stability is required. Good dispersion is essential—recommended processing includes melt compounding at moderate shear and temperatures below the pigment’s decomposition onset. Pre-dispersed masterbatches are often preferred for optimal color development and consistency.
Q3: How does Paliogen K5411 perform under outdoor exposure and UV stress?
A: As a perylene derivative, it exhibits outstanding UV stability and weather resistance—significantly higher than many conventional azo or quinacridone pigments. When properly formulated and dispersed in suitable resin matrices, it maintains color strength and resists chalking or fading in demanding outdoor applications.
Q4: Is Paliogen K5411 suitable for food-contact or regulated consumer applications?
A: Paliogen K5411 is not approved for direct food-contact applications under major global regulatory frameworks. It is intended for non-food industrial uses, including automotive parts, technical components, and durable goods. For regulated end-uses, consult BASF’s latest compliance documentation and conduct full formulation-level assessments.
Q5: What is the typical dosage range when using Paliogen K5411 in thermoplastic compounds?
A: Dosage depends on the desired shade intensity, substrate transparency, and processing method—but it is generally effective at low concentrations, typically ranging from 0.1% to 2% by weight in final compounds. Strong tinting strength allows economical usage while maintaining high opacity or transparency as needed.
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