April 2000

Processor's Edge

Gently Does It
Unique R&D experience in urethane chemistry created a niche for New England Urethanes in North Haven, Conn., a small, highly specialized compounder serving medical-device manufacturers.

Starting Up

Pricing Update - April 2000
Resins Prices Keep Pushing UpwardFor the moment, there seems to be no stopping the upward march of PE, PP, PVC, and PS prices.

Your Business In Brief - April 2000
Parkinson Buys Marshall and WilliamsParkinson Machinery of Woonsocket, R.I., has purchased Marshall and Williams Plastics, Providence, R.I., from the Harbour Group of St.


All-Electric Technology Branches Out

Now that all-electric and hybrid-electric machines are really beginning to catch on, machine builders are exploring a variety of approaches to get the most out of servo-drive technology. That means molders will have to work harder to keep up with the new technologies and growing variety of machine designs. This article explores some of the latest innovations and previews others on the horizon.

Boron Nitride Looks Promising As A Polyolefin Processing Aid

Boron nitride may well become the next processing aid of choice for polyolefin extrusion, blow molding and blown film.

New Additives & Resins Debut at SPE Polyolefins RETEC

Several new developments in additives and polymers were unveiled at SPE's Polyolefins 2000 RETEC conference, held in Houston last month.

New All-Electric Machines Are Faster & Smarter

The new Roboshot i Series electric presses from Fanuc Ltd. in Japan will be introduced here at NPE 2000 by Milacron Fanuc, Batavia, Ohio.

Outfitting Your Lab: Part I - How to Buy Melt Indexers

This first installment in a series on buying commonly used lab equipment highlights how computerization and automation have improved the accuracy and repeatability of melt-flow testing.

PET Processing Enhancements Highlight Packaging Conference

PET bottle makers learned about two developmental exterior coatings that provide both barrier and bottle-decoration options at the recent Nova-Pack Americas 2000 Conference in Orlando, Fla. Other highlights of the meeting included two new barrier technologies for multi-layer preforms and two new tooling advances.

Re-Creating Injection Molding

In my 28 years of observing injection molding technology, I have been lucky to witness two innovations that deserve to be called revolutionary.

Understanding Grooved Feed

U.S. processors still have some catching up to do when it comes to getting the most out of grooved-feed extruders. But decades of European experience offer lessons on how to use grooved feeds to run even resins like TPU, nylon, and PET.

CW Brabender
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