Materials

How Characterizing and Modeling Chemical Foaming Agents Can Help Your Process

Knowing ahead of time what will happen when your CFA produces gas can help you design or improve your process to boost quality and cost effectiveness.

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Drying

How to Dry PET for Container Applications

PET is extremely hygroscopic, highly moisture sensitive, and one of the toughest challenges to dry. Here are the basic principles of doing it right for rigid packaging applications

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Materials

The Mystery of Physical Aging, Part 2: Slow Down Aging

Dimensional and property changes depend on the size of the part, molecular weight of the resin, and processing conditions.

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polyolefins

Three Entities Awarded For Plastics Recycling Innovations

The American Chemistry Council has announced three winners for this year's Innovation in Plastics Recycling Awards.

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Italian Compounder Starts Up U.S. Production

The So.F.Ter Group has brought on line its first U.S. plant to produce a broad range of compounds.

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Commodity Resins

Prices of PE, PP Heading Up; PS, PVC Moving Down

Polyolefin prices were up as the fourth quarter rolled in, while PS and PVC prices were moving in the opposite direction.

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Automotive

Expanded NPE3D Pavilion Announced By SPI

Eighteen companies are already planning to exhibit in the newly-expanded NPE3D pavillion at NPE2015.

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Medical

Clearly a Contender

LSR Vies for New Applications in Automotive, Lighting, Healthcare, and More.

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best practices

The Mystery of Physical Aging, Part 1: Knowing the Difference

In polymers, aging is commonly considered essentially synonymous with oxidation. But there are important differences between this type of chemical aging and less commonly recognized physical aging. Let’s unlock the mystery.

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Molds & Tooling

Check Out the New PTonline.com

Following the relaunch of our print publication and electronic newsletters, our website has a new, vibrant look now, too.

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