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  • Siwin-LS770
  • Siwin
  • Siwin-LS770
  • 52829-07-9


Light stabilizer

Light stabilizer 770 is a low molecular weight hindered amine light stabilizer, with low volatility, migration resistance, and high temperature resistance. It has synergetic effect with antioxidants and UV absorbers.

Typical Physical Properties  

Chemical Name:Bis(2,2,6,6-tetramethyl-4-piperidyl)sebacate

Cas No.:52829-07-9


White crystal powder or granules



Light transmittance

≥98% (425nm) ≥99% (500nm)

Molecular weight

480 g/mol

Melting point







The product is suitable for polyolefin materials, cross-linked polyethylene, olefin copolymers and other polymer materials. It can often be used with other light stabilizers, antioxidants and UV absorbers, to further improve the anti- aging effect of materials..

Packaging and Storage

Package: 25kg carton inner with plastic bag or as customer`s requirement.

Storage: Keep container tightly closed in a dry and well-ventilated place.

The use of proper protective equipment is recommended. Excess exposure to the product should be avoided. Wash thoroughly after handling.

All safety information is provided in the Safety Data Sheet.

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