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September 2013

Close-Up on Technology

News in Medical Tubing & Materials
Two innovations in medical tubing and more than a dozen new materials, coatings, and adhesives were on display at June’s Medical Design & Manufacturing (MD&M) East show in Philadelphia.

Processor's Edge

Upstart Sheet Processor Has Roots In HDPE Pipe
Long-time pipe processor now in HDPE sheet business

Know How

‘Auto Compensate’ Your Press To Handle Viscosity Variations
Here's how to put your injection molding machine on cruise control to make consistently good parts even in the face of material viscosity variations.

Melt Flow Rate Testing – Part 2
To fully appreciate the strengths and weaknesses of the melt-flow-rate (MFR) test it is important to know something about the way the test is performed.

The Scale-Up Conundrum
There are many methods used to determine scale-up based on output, but most designers do not scale the melting requirement along with the output.

Your Machine is Built…Now What?
Here is what you need to do to get ready for the installation of your new accumulator head machine.

Starting Up

Biopropylene Used For Frames of Two Child Bicycle Carriers
A partly biobased polypropylene compound from Cereplast was selected by Bellelli of Italy for its new line of child bicycle carriers to be launched this fall under the MammaCangura brand.

Change in UL Standard Could Boost Engineering Thermoplastics
WEB EXCLUSIVE: DSM Engineering Plastics says the recent change to a UL standard covering low-voltage switchgear has opened up the way for engineering thermoplastics to replace thermosets in electrical applications such as miniature circuit breakers.

DuPont Plans for Large-Scale Conversion to Biobased Polymers
DuPont aims to replace more than half its current engineering polymers with biobased versions in 15 years.

Eastman to Boost Capacity for Tritan Copolyester
Eastman Chemical Co. plans to expand capacity for its proprietary amorphous Tritan copolyester from the current 132 million lb/yr to over 167 million lb/yr.

First Biobased PBT Production Under Way
Lanxess in Germany (U.S. office in Pittsburgh) recently made a production run of Pocan PBT using 20 metric tons of biobased BDO (1,4-butanediol) made with the process developed by San Diego-based Genomatica.

Italian Compounder So.F.Ter. Adds U.S. Production
So.F.Ter. is building a plant in Tennessee.

Making Bags from Old Ag Film
What’s billed as the first-ever operation to recycle agricultural film into grocery sacks was launched last month by California bag maker Command Packaging.

Micro-Ingredient Feeder to Debut at K 2013
K-Tron will introduce a low-rate, micro-ingredient feeder.

New Service Focuses on Biax Film
A fairly new company is providing film processors with product-development expertise—and even doing limited production runs—in the area of biaxial film orientation.

Nordson Buys Kreyenborg
Nordson Corp. continues to add to its portfolio of plastics equipment companies with the purchase of Kreyenborg GmbH, which makes screen changers; and sister company BKG Bruckmann, which makes pelletizers.

Nylon 4T Used in Next-Generation DDR-DIMM Sockets
Stanyl ForTii nylon 4T from DSM is said to be the only halogen-free, high-temperature nylon that answers the stringent requirements of reflow soldering for DDR-DIMM sockets.

Techmer Buys TP Composites
Color and additives masterbatch supplier Techmer PM, Clinton, Tenn., has expanded its engineering thermoplastics portfolio with the acquisition of custom compounder TP Composites, Ashton, Pa.


CertainTeed Cuts No Corners Toward Sustainable Certainty
At this building-products powerhouse, the commitment to sustainability runs deep and extends to virtually every aspect of its business.

K 2013 Preview: Blow Molding
Of the six machine builders who were willing to pull back the curtain even a little, five of them said they’d be showcasing all-electric presses. That remarkable fact suggests that all-electric technology, which has been a much harder sell in blow molding than in injection molding, is at last starting to find traction.

K 2013 Preview: Extrusion, Compounding, Recycling
Across all extrusion technologies, expect to see new standards in speed, quality, flexibility, and efficiency in both energy and material usage.

K 2013 Preview: Injection Molding
Next month’s mammoth triennial plastics show in Düsseldorf, Germany, challenges injection molding machine builders to demonstrate technological leadership in addressing the needs of the marketplace.

K 2013 Preview: Materials & Additives
The K 2013 show will present a broad range of engineered plastics materials, including thermoplastic composites, as well as additives. Automotive and electronic applications will be the main targets, as well as medical, packaging, lighting, and construction.

K 2013 Preview: Thermoforming
Speed, versatility, control, and cost savings are keys to new thermoforming machines for packaging and industrial applications

Seven Tips to Maximize Hot-Runner Performance
A complex variety of factors affects the success of processing with a hot-runner system. Nevertheless, you can reduce this complexity and handle many of the issues by addressing a few key issues.

Keeping Up With Technology

ASSEMBLY: New Welders for Tiny or Massive Parts at K 2013
Three German companies with North American presence will present their latest developments in laser, high-frequency, and infrared welding.

AUXILIARIES: New & Upgraded Blenders at K 2013
New gravimetric blenders from Motan-Colortronic, Koch-Technik, and ProTec, plus an upgrade from Wittmann.

AUXILIARIES: New Dryers & Controls at K 2013
A small compressed-air dryer for micro-parts injection molding is one of the new drying developments on display next month at the K show in Düsseldorf.

HEATING/COOLING: Portable Chillers & TCUs at K 2013
New chilllers and TCUs from Conair, Moretto, and Wittmann.

MATERIALS HANDLING: Pellet De-Duster for Injection Molding
At K 2013, a compact new De-Duster mounts atop molding machines.

MATERIALS HANDLING: Self-Adjusting Vacuum Conveying Control
At K 2013 in Dusseldorf next month, Moretto S.p.A. of Italy will present a new central vacuum conveying control that makes it unnecessary to make settings for times, line cleaning, and other parameters when an additional processing machine is connected to the system.

MATERIALS: Biobased Nylon 410 for Window Insulating Profiles
WEB EXCLUSIVE: A new EcopaXX nylon 410 grade launched by DSM Engineering Plastics offers both manufacturing and environmental benefits in insulating profiles for aluminum windows.

MATERIALS: High-Performance Flame-Retardant TPEs
WEB EXCLUSIVE: A new line of TPEs boasts resistance to ignition, low flame spread, and low smoke emission for applications such as electrical enclosures, batteries, automotive, and appliances.

MATERIALS: High-Performance Multi-Layer TPO/Acrylic Sheet
WEB EXCLUSIVE: Stratagem SMR multi-layer TPO sheet from Premiere Material Concepts (PMC), Findlay, Ohio, combines the surface durability and weatherability of acrylic with the impact resistance of TPO.

MATERIALS: Masterbatch Version of PolyShield Barrier Resin
WEB EXCLUSIVE: Invista has expanded its range of Polyshield modified-PET barrier resins with a new masterbatch version aimed particularly at barrier PET beer bottles.

MATERIALS: TPEs Tailored for Consumer Electronics
WEB EXCLUSIVE: PolyOne GLS Thermoplastic Elastomers has launched a new portfolio of standard and custom-formulated Versaflex CE TPE alloys for consumer electronics

MATERIALS: Weatherable Color Compounds for Extruded Sheet, Profile, Film
The ColorFast X Series includes fully formulated compounds as well as color and additive masterbatches.

PRINTING/DECORATING: Printers for Flat & Cylindrical Packaging
Two new dry-offset printers will be unveiled by Apex Machine Co., Fort Lauderdale, Fla., at K 2013.

SCRAP RECLAIM: New Granulators & Shredders at K 2013
Just a small taste of new developments for scrap reclaiming at the K 2013 show next month in Düsseldorf, Germany, here are three to look for.

TESTING/QC: Melt Indexers & Bottle Inspector
At K 2013, Germany’s Zwick/Roell (U.S. office in Kennesaw, Ga.) will exhibit its Xflow series of extrusion plastometers, and AGR International will show its Opti-Check vision inspection system.

Resin Prices

PP Prices Up, Others Flat or Down
Polypropylene prices have moved up two months in a row and there is potential for further increases, all owing to propylene monomer tightness. PS prices moved lower in July, while attempts to hike prices of PE and PVC appeared to have failed.


10 Things to Tell Your OEM
Fighting for business from low-cost competitors? Make your customer aware of these issues.

Automotive Still Humming
Year to date, the total number of motor vehicles assembled in the U.S. is up 5% over the same period in 2012.

Processing Still Flat
Processing market leveled, latest research reveals.

CW Brabender
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