Multiscrew
Carbon Nanotubes Improve In Properties, Purity and Price
ew suppliers and manufacturing technologies continue to emerge in the burgeoning field of carbon nanofibers (CNFs) and single-walled carbon nanotubes (SWCNTs). Recent news includes North American availability of CNFs from Austria’s Electrovac Group.
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Extruders Made in China: They're Coming Here Now
Low-priced Chinese-built extruders have arrived in North America to make pipe, sheet, film, and profiles. Some customers find them a good buy; others don’t. Here’s what you need to know.
Read MoreNew Resins and Modifiers for Extruded Profiles
Among new developments discussed at the Profiles 2007 conference in Charlotte, N.C., were high-melt-strength polyolefin elastomers for use as ingredients in TPO compounds that can compete with TPVs and flexible PVC.
Read MoreNew Additives and Colorants To Debut at K 2007
The world’s largest plastics show next month in Dusseldorf will highlight an unusual mix of new polymer additives, including some based on novel chemistries that reportedly set new levels of performance.
Read MoreWhat's New at the Show in COMPOUNDING
Compounding machinery news at the K Show next month focuses on more torque, more output, and sometimes both, for kneaders, mixers, and twin-screw extruders.
Read MoreRecycling E-Plastics New Material Stream Brings Its Own Set of Problems
Brominated flame retardants restrict its use. Most now goes to China, but new recycling processes promise to ‘clean up’ e-waste.
Read MoreCarbon Nanotubes Lots of Potential--If the Price is Right
With capacity scale-ups driving prices down, the pace has picked up for commerical applications that boost electrical and thermal conductivity, structural strength, and thermal stability.
Read MoreMetallic-Pigmented TPO Debuts in Auto Exterior Trim
A molded-in-color, high-gloss, metallic-pigmented TPO wheel flare is making its commercial appearance next month with the launch of the 2008 F-250 Super Duty pick-up truck from the Ford Motor Co.
Read MoreRecyclers Now Targeting Higher-Value Engineered Resins
Recycling news from the Society of Plastics Engineers’ Global Plastics Environmental Conference (GPEC) in Orlando, Fla., in March focused on PET, nylon, and waste plastics in electronics—in other words, mainly on higher value engineered resins rather than commodities.Carpet recycling claimed two of the show’s big environmental awards.
Read MoreFirst Direct Extrusion of Complex WPC Window Profiles
Wood-plastic composite (WPC) profiles are made by two main approaches.
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