High Quality UV Stabilizer 944

High Quality UV Stabilizer 944

Light Stabilizer Agent 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
PRODUCT DETAILS

UV Stabilizer 944

CAS NO.:70624-18-9

Chemical Name:Poly-{[(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,-tetramethyl-4-piperidyl)imino]]}


Formula:[C35H66N8]n (n=4-5)


Molecular Weight:2100-3000
Appearance:White powder or light-yellow granules
Melting Range:110-130℃
Volatile Matter:≤0.5%
Relative Density:1.01g/cm3
Weight Loss Point:371℃(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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