UV-531
June 8, 2020
ZJ-701
June 8, 2020

Light stabilizer 622

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Description

Light Stabilizer 622

PRODUCT NAME: Light Stabilizer 622
CHEMICAL NAME:Poly-(N-β-hydroxyethyl-2,2,6,6-tetramethyl-4-hydroxy-piperidyl succinate)
CAS NO: 65447-77-0
MOLECULAR FORMULA: H[C15H25O4N]nOCH3
SPECIFICATION:Appearance:white or pale yellow granular
Transmittance: ≥ 97% (425nm) ; ≥98%(500nm)
Content(HPLC) :≥99.0%
Volatile;≤0.5%(105℃. 2hrs)
Ash:≤0.1%
MOLECULAR WEIGHT(Mn):> 2500 (contrast with polystyrene)
APPLICATION:Hindered amine light stabilizer. It is used in light aging inhibition of polyethylene,polypropylene,polyurethane.metaformaldehyde
polyamine and polyester,also in ABS and engineering plastics
STORAGE :Store in dry places under 30℃, avoiding heat and moisture.
PACKAGE :25kgs cardboard or drum (inner with plastic bag) or according to the customer’s demands.

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