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Lilli Manolis Sherman Contributing Editor

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Multiscrew 1 Apr 2005

Organic PVC Stabilizers Move from Europe to U.S.

A line of organic PVC heat stabilizers designed to replace heavy-metal stabilizers in environmentally sensitive European markets is now gaining a foothold in North America.

polyolefins 1 Feb 2005

Commodities Futures Trading Starts for Polyolefins

In an era of volatile resin prices, trading commodities futures for plastics may be an idea whose time has come.

Multiscrew 1 Jan 2005

Colorant Makers Expand Services to Speed Customers' Product Development

Independent color-concentrate producers have been expanding the range of services they offer beyond simple color matching.

Additives 1 Dec 2004

Polyurethanes: Foams Go 'Green' at Ever-Lower Cost

A great deal of effort is going into formulating rigid and flexible foams for lower cost and better properties, despite the transition to "cleaner" blowing agents. Improving fire and smoke performance is another challenge.

nanocomposites 1 Nov 2004

Chasing Nanocomposites

Nano-sized particles have mega-potential in plastics because just a pinch does so much more than heavy loadings of other additives. Three recent conferences presented almost 200 papers on the feverish pace of ‘nano’ R&D on boosting plastics’ mechanical and barrier properties, flame retardancy, and electrical conductivity.

Multiscrew 1 Oct 2004

'Cleaner,' More Efficient Additives for Flexible and Rigid PVC

New vinyl additives designed to be more environmentally friendly while offering improved performance are available from Crompton Corp., Middlebury, Conn.

Multiscrew 1 Sep 2004

Loads of New Additives and Colorants to Debut at K 2004

Several categories of new polymer additives will be unveiled at this year’s largest plastics show—K 2004 in Dusseldorf, Germany, next month.

Molds & Tooling 1 Aug 2004

3D Printers Lead Growth of Rapid Prototyping

Bringing rapid prototyping capabilities in-house is becoming a reality for many plastics manufacturers, thanks to more affordable, faster, and easy-to-use 3D printers.

Additives 1 Jul 2004

Wood-Filled Plastics: They Need the Right Additives for Strength, Good Looks, and Long Life

Wood-plastic composites, or WPCs, are already a 1.3-billion-lb market and are growing at 20% annually.

Testing 1 May 2004

Rheometers: Which Type Is Right for You?

Capillary and torque rheometers are good for simulating processing conditions, troubleshooting, and QC. But dynamic rotational instruments can tell you more about a resin's molecular structure.

Commodity Resins 30 Mar 2004

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.

nanocomposites 25 Mar 2004

The New Polypropylenes - They've Got More of Everything

Whether it’s toughness, stiffness, heat resistance, clarity, barrier properties, high flow, or high melt strength—you’ll find more of what you’re looking for in new breeds of PP resins from all suppliers.