Additives

Additives

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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New 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.

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Additives

New 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.

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Additives

Recycling 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 鈥榗lean up鈥 e-waste.

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Multiscrew

Carbon 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.

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color

Metallic-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.

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Additives

Hollow Glass Microspheres Stronger Spheres Tackle Injection Molding

Looking for a way to make lighter parts without giving up properties? New hollow microspheres are stronger than ever鈥攅nough to withstand the rigors of injection molding.

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Testing

Taste and Odor: Understand the Role of Colorants and Additives In Food and Beverage Packaging

Do you know how masterbatch ingredients, processing, storage, and handling can affect taste and odor in packaged products? Here鈥檚 an introduction to the numerous factors in organoleptic properties and how they are measured.

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Additives

Extruding Biopolymers: Packaging Reaps Cost Benefit of Going 'Green'

Plastics made from renewable carbon chains, not fossil carbon from oil or gas, are suddenly a solid commercial reality. The draw isn鈥檛 just 鈥済reen鈥 marketing, but the 鈥済reen鈥 of stable prices not linked to petrochemicals.

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Additives

'As Good as New' Chain Extender Restores Reclaimed Resins

A new additive can re-link polymer chains in reclaimed PET, nylon, and polycarbonate to revive degraded properties.

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Process Cooling