polyolefins
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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New Clarifiers & Nucleators: They Make Polypropylene Run Clearer and Faster
New packaging opportunities are opening up for PP, thanks to a new crop of additives that boost clarity, stiffness, HDT, and processing rates.
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Another Supplier Develops Its Own Portfolio Of Metallocene PE & PP
In the past two years, a new player has quietly emerged among North American suppliers of metallocene-catalyzed polyolefins.
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Close-Up On Technology - New Technologies Add Zip to Rotomolding
Fully automated rotomolding equipment for nearly lights-out operation, a new approach to balancing molds, and a new oven design that trims space and energy requirements mark some of the new developments unveiled at the 27th Annual Fall Meeting of the Association of Rotational Molders (ARM), held in October in Toronto.
Read MoreNPE 2000 News Wrap-Up: High-Volume Thermoplastics
NPE 2000 offered up new HMW-MDPE and HMW-HDPE film and molding resins with enhanced mechanical properties, plus new VLDPE resins, a hexene LLDPE with improved stiffness/ strength balance, and an LDPE for high-speed extrusion lamination.
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New Polypropylene Families for Packaging, Blends & Composites
Two new lines of polypropylene resins from Basell North America challenge PS, PET, PVC, and other PPs for clear, rigid packaging.
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NPE News Wrap-Up: Materials
New materials at NPE 2003 target automotive, appliance, and packaging sectors. Engineering thermoplasticsdominate the news, but there were also severalnew TPEs and a few polypropylene introductions.
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Packaging & Automotive Top the News
Food and consumer packaging was the focus of new developments in polyolefins and styrenics, while automotive was the main target for new engineering materials.
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Blow Molding Gets Green Light in Detroit
Technical blow molding is changing the contours of automotive interior trim, load-bearing floors, seat-back systems, and under-hood ducting. Favorable economics, process refinements, and the emergence of tailored materials and equipment are taking the brakes off blow molding's earlier limits, and pointing a way to cost cutting.
Read MoreIn-Line Compounding of Long-Glass/PP Gains Strength in Automotive Molding
Another approach to long-fiber thermoplastic (LFT) molding is gaining credibility for producing a range of structural and semi-structural automotive parts. It is called direct LFT processing, and is already widely practiced in Europe.
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