Antioxidant 4020 (6PPD)

  • Chemical Name: N-(1,3-Dimethylbutyl)-N'-phenyl-p-phenylenediamine
  • Synonyms: 4020, 6PPD
  • Molecular Formula: C18H24N2
  • Molecular Weight: 268.4
  • CAS No.: 793-24-8
  • Technical Specification: GB/T 21841-2019
    • # Item Unit Specification
    Appearance - Purple brown to dark brown granules or flakes
    Assay (GC) %, ≥ 97.0
    Freezing point °C, ≥ 45.5
    Heating Loss %, ≤ 0.50
    Ash content %, ≤ 0.10
  • Property:
    Pure 6PPD is white solid, and will gradually oxidize to brown solid when exposed to the air. Industrial 6PPD is purple brown to black brown granules or flakes, and will slowly cake when temperature exceeds 35-40°C. Soluble in gasoline, benzene, acetone, ethyl acetate, dichloroethane, carbon tetrachloride, methylbenzene, ethyl alcohol and other organic solvents, insoluble in water.
  • Application:
    A type of ursol rubber antioxidant, 6PPD has good compatibility with rubbers, seldom blooming, low volatility, low toxicity, with great antioxidant, anti_x0002_ozone, anti-flex cracks, anti-insolation cracks, strong inhibition on copper ormanganese and other toxic metals, applicable to all types of synthetic and natural rubber. It has good dispensability and softening effect in sizing material and little effect on vulcanization. little effect on vulcanization, It can soften sizing material, so can be used for tires and other kinds of rubber products, also can be used as heat oxygen stabilizer for polyethylene, polypropylene and acrylic resin.
  • Package:
    In 25kg woven bag/kraft bag.