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Marlex® Metallocene Linear Low-Density Polyethylene (mLLDPE)

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CPChem has been a pioneer in polyethylene innovation since 1955, building a strong foundation of expertise that drives performance and reliability. Our metallocene linear low-density polyethylene (mLLDPE) resins reflect decades of research and development, delivering advanced solutions for demanding applications worldwide. mLLDPE is a next-generation polyethylene resin designed for superior performance. Produced using metallocene catalyst technology, mLLDPE offers enhanced properties compared to conventional LLDPE. 

Key benefits include: 

  • Exceptional toughness and puncture resistance 
  • Improved sealability and clarity 
  • Consistent film strength and downgauging capability 
  • Excellent processability for flexible packaging and specialty films 

mLLDPE is the material of choice for applications requiring high strength, superior optics and reliable sealing performance.

Find the Right mLLDPE Resin

Finding the right mLLDPE resin is simple. Use our Product Finder to browse by application, performance needs, or technical specifications and quickly select the grade that’s perfect for your project.  

Flexible Applications of mLLDPE

Marlex® mLLDPE is purpose-built for film, delivering outstanding optical clarity, exceptional impact and puncture strength, and enhanced sealing performance. Explore the processing methods below to find the right fit.

PE Expert Services

At Chevron Phillips Chemical, we deliver more than polyethylene—we deliver reliable performance backed by proven expertise. Here's why customers around the world trust us:

Proven Expertise and Reliability

With more than 70 years of experience, CPChem is a trusted name in polyethylene production and supply.

Advanced Technology and Innovation

Our multiple technology platforms and world-class R&D deliver cutting-edge resins designed for efficiency and superior performance.

Consistent Quality and Product Integrity

Rigorous quality control ensures uniform resin properties and dependable, batch-to-batch performance.

Exceptional Technical Support

Our expert team provides hands-on assistance with resin selection, process optimization and application development.

Support You Can Count On

Our responsive and knowledgeable customer service team is committed to helping you succeed with tailored solutions and reliable delivery.

Smart Solutions

mLLDPE is used in high-performance packaging and film applications worldwide. Chevron Phillips Chemical is committed to responsible operations and advancing more sustainable solutions across the plastics value chain. 

Researcher at CPChem Kingwood

Our PE Team Is Ready to Help You

Need assistance finding the right product? Contact PE support for assistance today

Employees working at CPChem Cedar Bayou