Article Archive

May 2002


Past Issues

Features

The New Look of Polypropylene
Senior Editor Lilli Sherman’s feature this month on “The New Polypropylenes” is not only chock-full of new product developments—it also gives some insight into the industry that makes the largest-selling resin in the U.S.

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.

Close-Up on Technology

Ultrasonic Level Sensor Takes Better Aim at Plastic Materials
Ultrasonic level sensors have had trouble accurately measuring plastic pellets within silos and bins, but new technology can provide more reliable readings and avoid unpleasant surprises.

New Machinery &Materials Help Rotomolders Add Value to Parts
Producing solid features in an otherwise hollow rotomolded part and coloring parts in easier and more flexible ways are two new developments highlighted at the January meeting of the Association of Rotational Molders (ARM) in Minneapolis.

Big German Plant May Relieve U.S. Bottleneck in Recycling Carpet Nylon
 An unexpected bottleneck in U.S. nylon recycling could be alleviated by a giant new carpet recycling plant in Germany.

Automotive Insert Molders Try Microcellular Route to Precision Parts
Insert molders and assembly suppliers serving North America’s automotive industry have found a new range of benefits from the MuCell microcellular foaming process licensed by Trexel Corp.

Starting Up

Your Business in Brief - May 2002
GE Plastics Makes LNP New Global UnitGE Plastics, Pittsfield, Mass., has completed its acquisition of LNP Engineering Plastics in Exton, Pa., from Kawasaki Steel Corp. of Japan.

Your Business Outlook - May 2002
Resin consumption for injection-molded toys in the U.S. decreased by 33% from 1997 through 2001.

Processor's Edge

Spartech Spreads "POP" Culture
“Continuous improvement” is not just a buzzword at Spartech Corp., the St.

Troubleshooter

Prevent Streaks & Specks From Vented Extruders
With vented extrusion, small amounts of melt can hang up on the screw and degrade, eventually resulting in streaks or specks that hurt the appearance of the extruded product.

CW Brabender
HammerTek
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