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Antioxidant MD697 CAS NO.: 70331-94-1

Antixoidant MD697 a hindered phenolic antioxidant and metal deactivator used for reducing or preventing the harmful effects of copper and other transition metals from residual polymer catalyst, inorganic pigments or mineral-filled polymers, on polymers during processing and long-term service.


  • Appearance: White powder
  • Melting point: 174.0-180.0℃
  • CAS NO.: 70331-94-1
  • Product Detail

    Product Tags

    Chemical name: (1,2-Dioxoethylene)bis(iminoethylene)bis(3-(3,5-di-tert-butyl-4-hydroxyphenyl)propionate)
    CAS NO.: 70331-94-1
    Chemical structure

    Antioxidant MD697
    Specification

    Appearance White powder
    Melting point 174.0-180.0℃
    Volatile 0.5% max
    Ash 0.1% max
    Light transmittance 425nm≥97%
    Light transmittance 500nm≥98%
    Purity  99% min

    Application
    Antixoidant MD697 a hindered phenolic antioxidant and metal deactivator used for reducing or preventing the harmful effects of copper and other transition metals from residual polymer catalyst, inorganic pigments or mineral-filled polymers, on polymers during processing and long-term service.
    Antixoidant MD697 is compatible with most polymers can stabilize polypropylene, polyethylene, polystyrene, polyester, EPDM, EVA and ABS and are FDA approved for use in adhesives, polystyrene, and olefin polymers
    Typical end use applications include wire and cable insulation, film and sheet manufacture as well as automotive parts.

    Packing and Storage
    Packing: 25kg/bag
    Storage: Store in closed containers in a cool, dry, well-ventilated place. Avoid exposure under direct sunlight.


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