Materials
Most Resin Prices Flat or Lower
Prices of three of the four commodity resins appear to be trending flat-to-down; ditto for three of the four “commodity” engineering resins.
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PP Prices Spike, Others Rise, Too
Prices of four commodity thermoplastics rose in late January and early February, and new increases were announced for this month in PP, PE, and PVC.
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Dimensional Stability after Molding—Part 3
Any process that involves melting and re-solidifying a polymer involves a compromise between achieving the perfect structure and producing a part that can be sold at a price that the market is willing to pay.
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Commodity Resin Prices Shoot Up
Unplanned disruptions in polymer feedstock production in December, to be followed by a number of planned cracker outages slated for the first four months of this year, helped drive up monomer and resin prices, especially of PP, but also including PE, PS, and PVC.
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Resin Prices Are on the Way Up
Higher prices are projected for PE, PP, PS, and PVC in this first quarter, driven by tighter availability and/or higher costs of feedstocks.
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Softer Resin Prices Expected
Softer prices can be expected for all four commodity thermoplastics as the year ends, a trend that may continue in the first quarter of 2013, for some resins, at least.
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PP, PS, PVC Prices Up, But Not for Long
A soft landing is expected for the four commodity thermoplastics as the year comes to an end.
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PBT & PET Polyester: Part 2 The Performance Factor
All things being equal, PET will outperform PBT mechanically and thermally. But the processor must dry the material properly and must understand the importance of mold temperature in achieving a degree of crystallinity that allows the natural advantages of the polymer to be realized.
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Resin Prices Go Up, Down and Sideways
Tight resin inventories and upward pressure from feedstocks were two factors pushing prices of PE, PP, and PVC higher last month.
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