December 2002 Issue
December 2002
Features
Featured articles from the latest issue of Plastics Technology
What to Do When the Bubble Won't Behave
Bubble instability in blown-film extrusion creates problems from fluctuating film gauge and width to scratches and tears.
Read MoreAutomotive Innovation Trend-Setting Technologies Garner SPE Awards
Paintless in-mold film decorating and carbon-fiber composites are making inroads in appearance and structural parts. Blow molding is finding new interior applications. And long-fiber thermoplastics are cutting weight and cost on the inside and outside of new passenger vehicles.
Read MoreHow to Compare Barrier Screws
When processors asked screw designer Robert Dray how to compare different types of barrier screws, he modeled melting capacity based on the biggest single factor, solids channel area. It gives a quick way to evaluate barrier-screw designs.
Read MoreDisposable Packaging Goes 'Natural'
A compostable "natural" composite developed by EarthShell Corp. is likely to have a broad impact on disposable packaging markets, company sources say.
Read MoreBarrier Coating, Hot Filling And More PET Bottle Machinery News
PET blow molding machinery supplier SIG Corpoplast in Hamburg, Germany, used its annual International Technology Conference in October to announce a new barrier-coating system and several other new developments in PET preform machines and reheat stretch-blow units.
Read MoreMicro Molds Make Micro Parts
Molded parts barely visible to the naked eye require non-traditional methods for making high-precision micro-injection molds. Micro-tooling R&D is being led by technology institutes, research firms, and a few highly specialized mold makers.
Read MoreYour Business Outlook - December 2002
Mastio and Company forecasts 6% average annual growth for injection molded lids, caps, closures, and overcaps through 2006. Injection molded lids (non-threaded snap-ons), caps (threaded, non-dispensing closures), closures (threaded dispensing caps), and overcaps (rigid caps that snap over sprayers and pumps) consume about 1.7 billion lb of plastics
Read MoreYour Business in Brief - December 2002
Crompton Buys Basell’s InterloyCrompton Corp., Middlebury, Conn., has acquired the Interloy business and non-exclusive rights to Hivalloy technology from Basell Polyolefins, Wilmington, Del.
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