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Home > Polyurethane Additives > Light Stabilizer-622 CAS NO.: 65447-77-0
- detailed description
Product Name: Light Stabilizer-622 (UV 622)
Chemical Name:Poly-(N-β-hydroxyethyl-2,2,6,6-tetramethyl-4-hydroxy-piperidyl succinate)
CAS NO.: 65447-77-0
Specification:
Item
Standard
Appearance
White or pale yellow granule
Volatile matter
≤0.5 % (105℃ 2hrs)
Transmittance
425nm ≥ 97%
500nm ≥ 98%
Ash
≤0.1%
Molecular weight (Mn)
>2100 (contrast with polystyrene)
Uses: It is Hindered amine light stabilizer, used in light aging inhibition of polyethylene,
polypropylene, polyurethane, metaformaldehyde polyamine and polyester, also in ABS
and engineering plastics.
Packing: in 25kg net carton, or as customer's request
Storage: Store in dry places under 30℃, avoiding heat and moisture.
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