Excellent Compatibility Low Volatility Light Stabilizer UV Absorber Powder UV944
CAS NO.: 70624-18-9
Formula:[C35H66N8]n (n=4-5)
Structure:
Molecular Weight:2100-3000
Appearance:White powder or light-yellow granules
Melting Range:110-130ºC
Volatile Matter:≤0.5%
Relative Density:1.01g/cm3
Weight Loss Point:371ºC(5.0%)
Light Transmittance:425nm: ≥93.0%; 450nm: ≥95.0%
Ash Content: ≤0.1%
Solubility: Soluble in acetone, toluene, xylene, ethyl acetate, ethanol ,chloroform; Slightly soluble in methanol; Insoluble in water
Features and Application Area:944 is a high molecular HALS with low volatility, migration resistance, high temperature resistance etc., has synergetic effect with antioxidants and UV absorbers. HALS 944 is highly effective in PE/PP/PS/PA/PU/PVC, especially in films and fibers
Cautions:Avoid sunlight, moisture, and high temperature, substances with sulfur or halogen such as some stabilizers, flame retardants and pesticides. Testing required before use
Pack & Store:25kg carton inner with plastic bag or as customer's requirement.
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