Chevron Phillips Marlex 7109DJ LLDPE Resin

Chevron Phillips Marlex 7109DJ is a linear low-density polyethylene (LLDPE) resin specifically designed for blown film extrusion.

Physical Properties

  • Density: Measured in accordance with ASTM D1505, the material’s density is 0.918 g/cc (0.0332 lb/in³), suitable for lightweight applications.
  • Thickness: At 31.8 microns (1.25 mil), the dimension offers a balance of flexibility and durability for film or sheet production.
  • Melt Flow: As per ASTM D1238E, the melt flow rate is 0.90 g/10 min at 190 °C under a 2.16 kg load, indicating good processability for extrusion.

Polymer Properties:

  • Base Material: linear low-density polyethylene (LLDPE)
  • Key Features:
    • Tailored molecular structure for enhanced blown film performance, optimizing bubble stability during extrusion.
    • Incorporates additives to boost toughness, enabling the film to withstand mechanical stress during handling and use.

Applications:

  • Food Packaging: Specifically designed to protect food items like meat and cheese from moisture, oxygen, and physical damage, thereby extending shelf life.
  • Consumer Goods Packaging: Ideal for crafting shopping bags that can endure heavy loads while remaining flexible enough for convenient carrying.
  • Agriculture: Applied in agricultural mulch films to effectively conserve soil moisture, suppress weed growth, and regulate soil temperature.
  • Industrial Packaging: Perfect for wrapping industrial components, safeguarding them against scratches, impacts, and environmental factors during transit.
  • Shrink Film Production: Used to produce shrink films that tightly bundle various items, ensuring secure and efficient packaging.

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