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Marlex® D143FK Metallocene LLDPE (mLLDPE)

Employees working at CPChem Cedar Bayou

Marlex® D143FK mLLDPE is an ethylene-hexene copolymer designed for blown film applications requiring superb clarity, excellent gloss, exceptional toughness and outstanding heat-seal performance.

Produced using CPChem’s proprietary MarTECH® loop slurry process and advanced metallocene catalyst technology, Marlex® mLLDPE resins provide precise molecular control for consistent optics, reliable sealing and stable processing across modern blown film lines.

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Properties 

PropertyTypical ValueTest Method
Melt Index (190°C/2.16 kg)1.4 g/10 minASTM D1238
Density0.916 g/cm3ASTM D1505
Slip1000 ppm
Antiblock5000 ppm
Process AidYes

Key Characteristics of Marlex® D143FK mLLDPE 

  • Superb clarity 
  • Excellent gloss 
  • Exceptional toughness 
  • Outstanding heat seal 
  • The higher antiblock loading improves roll handling and downstream converting while maintaining clarity. 

 

Contact our technical service team for processing recommendations

Metallocene PE Resin for Blown Film

mLLDPE resins are engineered to deliver high clarity and consistent sealing performance in flexible packaging structures. Marlex® D143FK PE is optimized for blown film applications as outlined in the product technical data sheet.

Flexible Applications — Blown Film

Non-exhaustive list of applications:

  • Seal layer in coextrusions
  • Heavy-duty packaging
  • Clarity packaging

 

These applications benefit from improved web handling and consistent sealing performance.

Contact our polyethylene specialists for processing support

Why Choose CPChem for Metallocene Polyethylene

Metallocene Catalyst Expertise

Decades of polymer science and metallocene catalyst expertise

Proprietary MarTECH® Process

Proprietary MarTECH® loop slurry technology for molecular precision

Reliable Global Supply

Reliable global supply from ISO 9001–certified manufacturing facilities

R&D and Technical Service

Dedicated technical service teams supporting blown film applications

Commitment to Sustainability

Commitment to innovation and sustainability, including Marlex® Anew Circular Polyethylene