BASF Chimassorb 944 is a high-performance hindered amine light stabilizer (HALS) designed for demanding polymer applications. Its high molecular weight structure delivers exceptional UV resistance and thermal stability, making it ideal for polyolefins, films, and thick-section components requiring extended outdoor durability
Superior Weather Resistance - 3x more effective than conventional UV stabilizers
Permanent Protection - Ultra-low migration ensures long-term performance
Processing Stability - Withstands high-temperature manufacturing processes
Material Versatility - Compatible with various polymers and applications
Regulatory Compliance - Meets strict food contact and safety standards
Agricultural Films - Durable mulch films for extended crop protection
Automotive Components - Weather-resistant exterior plastic parts
Industrial Fibers - UV-stable non-woven fabrics
Food Packaging - Safe containers for direct food contact
Wire & Cable - Long-lasting insulation materials
Chemical Name | Poly[[6-[(1,1,3,3-tetramethylbutyl)amino]-1,3,5-triazine-2,4-diyl][(2,2,6,6-tetramethyl-4-piperidyl)imino]-1,6-hexanediyl[(2,2,6,6-tetramethyl-4-piperidyl)imino]] |
CAS Number | 71878-19-8 |
Molecular Weight | 2000-3100 g/mol |
Appearance | White to pale yellow granules/powder |
Melting Point | 100-135°C |
Flash Point | >150°C |
Density (20°C) | 1.01 g/cm³ |
Vapor Pressure (20°C) | 1.0E-6 Pa |
Bulk Density | 450-550 g/l |
Solubility (20°C) | Acetone>50 g/100g / Water<0.01 g/100g |
Light Transmittance | 425 nm≥93% / 450 nm≥95% |
Recommended Dosage | Films:0.1-1.0% / Thick parts:0.05-0.6% |
Packaging | 20 kg/bag (moisture-proof foil) |
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