Superiority:
• Competitive Price
• Stable Supply Capacity
• Professional Technical Support
• Various Payment Terms and Factoring Business
• Local Warehousing for Small Batch Customers
• Many Years Experience in This Field
• Store Stably at Room Temperature
Details:
HINDERED AMINE LIGHT STABILIZER 622
Chemical Name Butanedioic acid,Poly-(N-ß-hydroxyethyl-2,2,6,6-tetramethyl-4-hydroxy-piperidyl succinate)
Formula H[C15H25O4N]nOCH3
Structure
CAS NO 65447-77-0
Molecular Weight > 2500
Appearance Coarse white powder or light yellow granules
Light Transmittance
≥98 %(425nm);
≥99 %(500nm)
Volatile Matter ≤0.5 %
Ash Content ≤0.1 %
Softening Point 50°C -70°C
Toxicity Intoxic
Features and Application
Polymerized HALS with high molecular weight, low volatility and low degradation,hardly
extractable(by water) or bleachable(by gas)and fine heat stability. Working well with Antioxidant and UV absorber. Widely used in PP,PE,PS,ABS,PU,POM,TPE,etc
Cautions
Avoid direct sunlight,moisture,high temperature(max 30°C). Testing required before use. Package and Storage 25kgs cardboard or drum (inner with plastic bag) or customized