• Light Stabilizer Agent UV 622

Light Stabilizer Agent UV 622

    Poly-(N-ß-hydroxyethyl-2,2,6,6-tetramethyl-4-hydroxy-piperidyl succinate)  

    CAS NO:65447-77-0

    This product is Hindered amine light stabilizer. 


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Specification

ItemValue
Appearance :white coarse powder  or Granule
Purity:≥ 99%
Light transparency (425nm)≥95%
Light transparency (500nm)500nm≥97%
Melting range :≥ 224-229℃
Loss on drying:≤ 0.5%
Ash :≤ 0.1%
Molecular weight > 2500
Softening range50-70℃


Application

It is used in light aging inhibition of polyethylene, polypropylene, polyurethane, metaformaldehyde, polyamine and polyester, also in ABS and engineering plastics.

Thick sections   UV stabilization of  HDPE, LLDPE, LDPE and  PP    0.15-0.5%

Films                   UV stabilization of  LDPE  and  LLDPE              0.1-1.2%

Tapes                  UV stabilization of  HDPE  and  PP                   0.2-0.8%

Fibers                  UV stabilization of  PP fibers                           0.1-1.0%


Packing

25kg/bag

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