https://www.avient.com/news/avient-s-malm-sweden-site-earns-iscc-plus-certification-mevopur-healthcare-bio-based-polymer-solutions
These solutions are made with bio-derived polymers, including polypropylene, polyethylene, polycarbonate, acrylonitrile butadiene styrene (ABS), and styrenics, with bio-derived content ranging from 70% to 100%.
https://www.avient.com/news/specialty-polymer-solutions-avient-improved-durability-and-sustainability-healthcare-products-pharmapack-2023
Avient will also feature the latest Mevopur™ Healthcare Bio-based Polymer Solutions from its portfolio, with a new standard color range centered on bio-based polypropylene (bio-PP).
https://www.avient.com/knowledge-base/article/processing-styrenic-block-copolymer-tpes-gls
The harder (40 Shore A and above) SEBS or SEPS formulations contain higher temperature ingredients and process at temperatures similar to polypropylene (350°F to 410°F).
https://www.avient.com/news/avient-launches-resound-r-recycled-content-portfolios-north-america-and-asia
Recycled-content TPEs and polyamides
Available in North America, injection-moldable reSound R VX TPEs utilize 25 percent (PCR) and up to 40 percent (PIR) recycled content, and both grades can be overmolded onto polypropylene (PP).
https://www.avient.com/news/polyone-features-polymer-solutions-and-services-designed-specifically-mexico-and-central-america-plastimagen
Reinforced Polyolefins for Automotive: Maxxam™ LO low odor talc-filled polypropylenes and Maxxam™ XST thermoplastic olefins are the latest additions to a complete line of specially formulated polyolefins.
https://www.avient.com/news/avient-launches-new-tpes-post-consumer-recycled-content-automotive-windshields
Both injection moldable TPEs can be overmolded to polypropylene (PP) and come in a natural grade that can be easily colored.
https://www.avient.com/news/avient-s-two-award-finalists-sustainability-technologies-packaging-showcased-prse-2024
This technology addresses challenges associated with recycling incompatible polymers like polypropylene (PP) and polyethylene (PE) by forming a homogenous polymer mixture, increasing mechanical properties, and bridging the gap between virgin and recycled polymers.
https://www.avient.com/news/avient-s-new-recycled-tpe-grades-support-greater-use-recycled-materials-automotive-vehicles
The new reSound REC AF 7210 TPE grades are available in hardnesses ranging from 43 - 90 Shore A and can be used for overmolding onto polypropylene (PP) substrates.
https://www.avient.com/news/avient-extends-recycled-tpe-portfolio-grades-containing-60-recycled-content-supporting-global-customers
They are easily colorable, suitable for injection molding and overmolding onto polypropylene (PP) substrates, and available globally.
https://www.avient.com/knowledge-base/article/using-post-consumer-recycled-content-plastic-packaging-closures?sust[]=1133
There is also a shift from polypropylene (PP) to high-density polyethylene (HDPE) closures, where post-consumer resin is more readily available.