nanocomposites

Multiscrew

'Super-TPVs': The New Challenge to Rubber

Recent commercialization of a cluster of novel thermoplastic vulcanizate (TPV) families is promising to boost demand for thermoplastic elastomers in new and challenging industrial and consumer product segments.

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Beyond Decking: Wood Composites Branch Out

Extruded decking still drives the embryonic wood-filled plastics market. But injection and compression molded wood composites are coming on strong, and extruded profiles are moving toward more complex millwork shapes.

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Multiscrew

Wood-Filled Plastics: They Need the Right Additives for Strength, Good Looks, and Long Life

Wood-plastic composites, or WPCs, are already a 1.3-billion-lb market and are growing at 20% annually.

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New Robotics From JEC 2004 Speed Up Composite Molding Process

Modifications to the common core pin can be a simple solution, but don’t expect all resins to behave the same. Gas assist is also worth a try.

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Belt Polishing of Clear PP Film Proves Itself in Production

An unusual cast-film process that drops a melt curtain of polypropylene between a flexible steel polishing belt and a chill roll has now proven successful in high-volume commercial production.

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nanocomposites

Lava-Based Fibers Reinforce Composites

Reinforcing fibers spun from basalt lava rock were one of the more unusual developments exhibited at the JEC Composites Show in Paris in April.

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Plastic-Metal Hybrids Are Now Blow Molded

Bayer Polymers has developed a blow molding technology that is putting new bounce into shock-absorbent seating for motorcycles, snowmobiles, tractors and off-road vehicles.

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sustainability

Thermoplastic Polyesters: It's Time to Know Them Better

There’s more to TP polyesters than you think. You may know PET, PBT, and PETG—but what about PCT, PCTG, PCTA, and PTT? If you’re not sure what they are, how their properties compare, and who sells them, we have the answers—and lots of new developments to report.

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OPP Bottles: Has Their Time Come?

Maybe this time the often-predicted breakthrough will actually occur. What could make the difference are improved resins, clarifiers, and machinery.

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Recycled PET/PE Alloys Show Promise In Monofilament, Pallets, Pipe

Alloys of polyethylene and recycled PET were the highlight of the annual SPE Global Plastics Environmental Conference (GPEC) in Detroit in February.

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Plastics Size Reduction