Jan H. Schut
Composites Getting Faster and More Automated
Molds that can change configuration, automated tape laying and winding, robotic sprayup, and faster prepreg molding processes highlighted the focus on productivity at the international composites show in Paris. RTM innovations round out this news report.
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Hikes on the Way
Prices of PP, PVC, and PET moved up last month and new price hikes were under way for PE, PP, PS, PVC, and PET. PE prices up 3¢Polyethylene prices moved up 3¢/lb in March, bringing the total increase this year to 6¢/lb.
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Recyclers Now Targeting Higher-Value Engineered Resins
Recycling news from the Society of Plastics Engineers’ Global Plastics Environmental Conference (GPEC) in Orlando, Fla., in March focused on PET, nylon, and waste plastics in electronics—in other words, mainly on higher value engineered resins rather than commodities.Carpet recycling claimed two of the show’s big environmental awards.
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First Direct Extrusion of Complex WPC Window Profiles
Wood-plastic composite (WPC) profiles are made by two main approaches.
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Medical Tubing: Tinier Than Ever And Much More Complex
Medical tubes are becoming ever smaller and thinner while adding new features like high-tech material combinations, more wire braiding/wrapping, and heat-shrink sheathing for strength and kink resistance.
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Polystyrene Ionomer Extrudes More Easily
Total Petrochemicals in Houston has invented what it calls a “breakthrough resin technology,” believed to be the first commercial styrenic ionomer.
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Your Business Pricing Update - April 2007
Polyolefins, PET, and PVC were on the way up last month, as resin suppliers sought to recover margins shrunken by lackluster demand and higher feedstock costs.
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Clean and Upgrade Recycled PET
Two recently developed technologies are said to make high-quality PET recycling more economical.
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Your Business Pricing Update - March 2007
Polyolefin prices were poised to rise again this month as suppliers aimed to implement a series of price hikes.
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Two Recyclers Build Better Mousetraps
Josef Soellner and Werner Kruschitz are entrepreneurs who run established, multi-plant plastics recycling operations in Europe.
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Extruding Biopolymers: Packaging Reaps Cost Benefit of Going 'Green'
Plastics made from renewable carbon chains, not fossil carbon from oil or gas, are suddenly a solid commercial reality. The draw isn’t just “green” marketing, but the “green” of stable prices not linked to petrochemicals.
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PP & PS Prices May Rise
Polypropylene and polystyrene prices were moving upward in the last month, though polyethylene was relatively flat and PVC was still soft.
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