Materials

Five Cases Where Microcellular Foaming Paid Off

The MuCell process for producing microcellular injection molded parts is used and accepted globally as a technology option for providing a more dimensionally stable part through a reduction in residual stress, along with increased productivity versus solid injection molded parts.

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best practices

Working with Color Concentrates

Because the consumer sees so many colored plastic articles, it is natural to assume that the process of achieving molded-in color is a simple one. Those of us in the industry know differently.

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Commodity Resins

Commodity Resin Prices Move Upwards

After falling almost continuously through the second half of 2011, prices of PE, PS, and PVC were all on the way up last month, with PE prices already rebounding by the end of December.

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Packaging

Kureha Starts U.S. Production of Biodegradable PGA Resin

WEB EXCLUSIVE: Last year, Kuraha PGA LLC, began commercial production of its new Kuredux PGA (polyglycolic acid) high-barrier, biodegradable polymer at a plant in Belle, W.Va.

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Drying

Low-Cost Processing, Long-Term Problems

You can't cut your way to prosperity.

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polyolefins

Some Resin Prices Bottom Out, Others Are Still Falling

With the start of the new year, commodity resin prices, except for PVC, appear to have bottomed out.

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Materials

Free Smartphone App Calculates IV for PET Blends

WEB EXCLUSIVE: PET Packaging specialist Plastic Technologies, Inc. (PTI) has launched a free app that calculates the intrinsic viscosity (IV) of blends of virgin and recycled PET.

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polyolefins

Commodity Resin Prices End Year with 'Soft Landing'

Prices of PE, PP, PS, and PVC declined further last month.

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Commodity Resins

Prices of Commodity Resins Are Lower and Headed Down

Prices of PE, PP, PS, and PVC were on the way down last month after remaining flat or slipping slightly in September.

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Commodity Resins

Add a Layer of COC to Boost Polyolefin Film Properties

As a discrete layer in coextruded polyolefin film, cyclic olefin copolymer provides higher modulus, greater heat resistance, improved thermoformability, and increased barrier

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Plastics Size Reduction