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BORSTAR® NEXTENSION TECHNOLOGY

Breakthrough technology delivering customized, circular solutions with outstanding performance

With the development and launch of the Borstar® Nextension technology, Borealis solidifies its position as an industry leader in innovation and technology. Thanks to proven Borstar® performance and unique single-site Borstar Nextension catalysts, Borstar Nextension Technology enhances the range of polypropylene (PP) and polyethylene (PE) properties and drives plastics circularity.

Borstar® Nextension PP – key benefits:

  • Broadens the range of PP properties thanks to its ability to tailor polymers for unrivalled higher purity, excellent transparency and optics after sterilization, as well as superior sealing and bonding at lower temperatures.

  • Drives plastics sustainability by supporting Design for Recycling and downgauging. This universal solution sets new standards by enabling material substitution in multilayer, multimaterial-based applications with mono-material solutions for flexible packaging

  • For customers in Flexible and Rigid Packaging, Non Wovens, Healthcare, and Mobility, Borstar Nextension Technology opens exciting new horizons for PP by uniting outstanding performance characteristics with enhanced circularity.

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Borstar® Nextension PE – key benefits:

  • This breakthrough technology marks a new era in advanced polyethylene solutions, delivering superior toughness, sealing performance, and enhanced processability for packaging solutions that enable downgauging, improve cost efficiency, and support design for recycling—addressing the critical needs of today’s packaging industry.

  • Borstar Nextension PE technology sets new standards by enabling mono-material solutions that can replace existing multimaterial products, thus making it easier to sort and recycle at the end of life.

Introducing next-generation development materials at K

Borealis introduces  Borstar Nextension PE technology  at K2025 with two high-performance development materials, tailored to meet evolving market needs:

  • A cutting-edge solution that delivers double the toughness of first-generation metallocene PE materials, while maintaining stiffness and excellent processability, including superior bubble stability and throughput. With its unique mechanical performance and strong downgauging potential, this new material enables more sustainable, fully recyclable packaging with excellent performance characteristics. Designed for industrial and food packaging applications, it is ideally suited for Form, Fill & Seal (FFS) and frozen food packaging.

  • An advanced solution featuring a breakthrough sealing profile that reduces sealing initiation temperature by over 15% compared to first generation metallocene PE. This, in combination with the material’s outstanding mechanical properties, enables faster packaging speeds, best-in-class hot tack performance – making it perfectly suited for lamination, FFS, and food packaging.

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Stay ahead of the curve - 

Join the Borstar® Nextension 

circular transformation!

At Borealis, we are redefining the future of plastics with

the launch of our cutting-edge Borstar Nextension

Technology.

Be part of the change. Let’s shape the future together.

Take part in our Borstar Nextension Word Puzzle Challenge and enter your solution. 

 

Participate & Win:

Borstar Nextension Word Puzzle Challenge

Put your knowledge to the test and win!

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Find at least 3 features highlighting the key benefits of Borstar Nextension and submit your entry by 15 October 2025. 

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BOREALIS HG485FB based on the Borstar® Nextension Technology 

Learn more about this polypropylene (PP) spunbond grade designed to reduce the weight of nonwovens

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Learn more about this random PP grade offering outstanding packaging efficiency and product safety

BorPure™ RB787MF based on the Borstar® Nextension Technology

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BorPure™ RE539MF based on the Borstar® Nextension Technology

Learn more about the grade setting new standards in PP packaging

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