 
				
				BASF Tinuvin 622 LD is a high-performance oligomeric hindered amine light stabilizer that provides dual UV and antioxidant protection. Its unique high molecular weight structure ensures exceptional migration resistance and long-term stability, making it ideal for demanding polyolefin and elastomer applications requiring extended outdoor durability.
Dual-Action Protection - Combines UV stabilization with antioxidant functionality
Permanent Stabilization - High molecular weight (3100-4000 g/mol) prevents migration
Processing Stability - Maintains performance above 250°C processing temperatures
Optical Clarity - Over 95% light transmittance in transparent applications
Regulatory Compliance - Meets strict food contact and heavy metal standards
Automotive Exteriors - Durable bumper systems and trim components
Agricultural Films - Long-lasting greenhouse and mulch films
Food Packaging - FDA-compliant containers and closures
Industrial Fibers - UV-resistant nonwoven fabrics
Consumer Products - Outdoor furniture and storage containers
| Chemical Name | Poly(4-hydroxy-2,2,6,6-tetramethyl-1-piperidine ethanol-alt-1,4-butanedioic acid) | 
| CAS Number | 65447-77-0 | 
| Molecular Weight | 3100-4000 g/mol | 
| Appearance | White to pale yellow powder (low dust) | 
| Melting Point | 50-70°C | 
| Flash Point | >250°C | 
| Density (20°C) | 1.18 g/cm³ | 
| Vapor Pressure (20°C) | 2.5E-6 Pa | 
| Solubility (20°C) | Acetone:4 g/100g / Water:<0.01 g/100g | 
| Recommended Dosage | Films:0.1-1.2% / Thick parts:0.15-0.5% | 
| Packaging | 20 kg/bag (moisture-proof foil) | 
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