BASF Tinuvin 571 is an advanced liquid benzotriazole UV absorber offering exceptional processing flexibility and broad-spectrum protection. Designed for polyurethane, PVC, and acrylic systems, this high-performance stabilizer combines superior UV absorption with excellent material compatibility, delivering long-lasting protection while maintaining optical clarity in demanding applications.
Optimal UV Shielding - Effective 300-400 nm protection with minimal color shift
Liquid Advantage - Pumpable formulation enables clean, precise dosing
Thermal Endurance - Stable performance in high-temperature processing
Sustainable Solution - Low-VOC, water-emulsifiable technology
Performance Synergy - 40% enhanced durability with HALS stabilizers
Automotive Interiors - Color stability for PU coatings and surfaces
Flexible PVC - Weather resistance for synthetic leather products
Fiber Protection - UV defense for synthetic fiber treatments
Industrial Coatings - Durability enhancement for protective finishes
Adhesive Systems - Weather-resistant bonding solutions
Chemical Type | Benzotriazole UV absorber |
CAS Number | 125304-04-3 |
Appearance | Clear pale yellow liquid |
Molecular Weight | ~300-400 g/mol (main component) |
Density (20°C) | 1.10-1.15 g/cm³ |
Flash Point | >90°C |
Solubility (20°C) | Acetone>50 g/100g / Water:<0.01 g/100g |
Recommended Dosage | 0.2-5.0% (on polymer weight) |
Packaging | 20 kg/drum (moisture-proof) |
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