CAS No. [52829-07-9]
Chemical name: Bis(2,2,6,6-tetramethyl-4-piperidinyl) sebacate
Molecular formula: C₂₈H₅₂N₂O₄
Molecular weight: 480.74
Specification:
      Appearance: white powder
      Assay: 99% min.
      Melting point: 80.0 - 86.0 deg C
      Loss on drying: 0.5% max.
      Ash: 0.1% max.
      Transmittance:
            at 425 nm:  97% min.
           at 500 nm:  98% min.
Packing: 20/25kg fibre drum
Usage:
      As light stabilizer, particularly, it is used for polypropylene, polyethylene, polyethylene, ABS resins, Polyester and Polyurethane and so on.
Molecular structure: