BASF Chimassorb 2020 is an advanced oligomeric hindered amine light stabilizer (HALS) designed for superior UV protection in polyolefins and elastomers. Its unique molecular structure delivers exceptional weathering resistance and thermal stability, making it ideal for long-term outdoor applications requiring over 10 years of durability.
Ultra-Low Migration - High molecular weight ensures minimal extraction
Exceptional Weathering - 50% better UV resistance than standard HALS
High-Temperature Stability - Maintains performance above 350°C
Optical Clarity - Over 85% light transmittance in transparent applications
Regulatory Compliance - Meets FDA standards for food contact
Construction Materials - Durable roofing membranes and geotextiles
Packaging Solutions - UV-blocking containers with extended shelf life
Automotive Components - Weather-resistant exterior parts
Industrial Fibers - UV-stable nonwoven fabrics
Agricultural Films - Long-lasting greenhouse covers
Chemical Name | N,N'-Bis(2,2,6,6-tetramethyl-4-piperidinyl)-1,6-hexanediamine polymer with 2,4,6-trichloro-1,3,5-triazine reaction products with N-butyl-1-butanamine and N-butyl-2,2,6,6-tetramethyl-4-piperidinamine |
CAS Number | 192268-64-7 |
Molecular Weight | 2600-3400 g/mol |
Appearance | Transparent pale yellow granules |
Melting Point | 120-150°C |
Density (20°C) | 1.01 g/cm³ |
Vapor Pressure (20°C) | 7E-10 Pa |
Solubility (20°C) | n-Hexane>50 g/100g / Water:<0.0001 g/100g |
Recommended Dosage | Films:0.1-1.0% / Thick parts:0.1-0.6% |
Packaging | 20 kg/bag (moisture-proof foil) |
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