Light Stabilizer 944
Light Stabilizer 944
Chemical name: poly-{[6-[(1,1,3,3,-tetramethylbutyl)-amino]1,3, 5,-Triazine-2,4-diyl][(2,2,6,6-tetramethylpiperidinyl)-imino]-1,6-hexanediyl-[(2,2 ,6,6-Tetramethylpiperidinyl)-imino]}
Molecular formula |
(C35H68N8)n
|
Molecular weight |
>2000
|
CAS# |
71878-19-8
|
Product Description: This product is white or light yellow powder, soluble in acetone, benzene, chloroform and other organic Solvent, the relative density is 1.01 (20 ℃), the thermal weight loss is 1% at 300 ℃, and the effective nitrogen content is 4.6%.
Physical Properties:
Appearance: | white or yellowish crystalline powder | ||
Softening temperature: | >100℃ | Gray: |
≤0.2%
|
volatiles: | ≤1.5% (105°C, 2hr) |
|
Uses: This product is a hindered amine high molecular weight light stabilizer, because there are many kinds of functional group, so the photostability is high. Due to the high molecular weight, the product has good heat resistance, resistance to extraction, lower volatility and migration, and good resin compatibility. This product is mainly used in low density polyethylene film, polypropylene fiber, polypropylene tape, EVA film, ABS, polystyrene and food packaging.
Packing: 25kg cardboard box lined with plastic bag, or as customer's request.
Storage: This product should be protected from light, moisture and high temperature during transportation and storage, and the packaging should be kept intact.
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