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  • 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 % (1052hrs)

                 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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