color

color

New Film Line Is Quick to Purge

Processor sees color changes in less than 10 minutes.

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color

Lots of News in Engineered Compounding

Three companies, two of them domestic masterbatch suppliers, and one a German compounder, recently made new moves in engineered compounds for the U.S. market.•Americhem expands: Color and additive concentrate producer Americhem Inc., Cuyahoga Falls, Ohio, has acquired Infinity Compounding, LLC of Swedesboro, N.J.

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color

Glass-Like Colored COC for Pharma Packaging, Medical Devices

WEB EXCLUSIVE: A collaboration between Clariant Masterbatches, Holden, Mass., and Topas Advanced Polymers, Florence, Ky., is bringing bright, clear colors to pharmaceutical packaging and medical devices made of TOPAS cyclic olefin copolymer (COC). Clariant’s new precolored compounds and color concentrates are part of the Mevopur family of products developed for companies whose applications require risk control, product consistency, and regulatory compliance. “Topas COC has become the material of choice for pharmaceutical packaging and medical devices,” says Barbara Canale, healthcare market-development manager for Topas Advanced Polymers. “It offers high shine even in thick sections and, unlike resins such as polycarbonate and polyester, has a non-reactive surface.

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Materials

Working with Color Concentrates

Industry needs more development of enhanced-mixing screws.

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color

Working with Color Concentrates

Perhaps the greatest difficulty involving the use of color concentrates is specifying them appropriately for the material to which they are being added.

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best practices

Working with Color Concentrates

Because the consumer sees so many colored plastic articles, it is natural to assume that the process of achieving molded-in color is a simple one. Those of us in the industry know differently.

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Multiscrew

Veteran Compounder Is Now Sold on Twins

Since 1967, FD Plastics in Leominster, Mass., has been supplying processors with color concentrates made with single-screw extruders.

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plant tour

A Pioneer in ‘Clean Compounding’

When Plastics Color Corp., based in Calumet City, Ill., established a new compounding plant in Southern California, the firm decided this couldn’t be an ordinary color/additive masterbatch facility.

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Additives

REPI Plans U.S. Liquid Color Plant

Italy’s REPI S.p.A., a producer of liquid color and additive concentrates, plans to build a facility in Gastonia, N.C.

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Additives

Time for a New Look at Liquid Color?

Liquid colorants are growing more popular with processors looking for a competitive advantage. Though perhaps not for everyone, they can offer more economical letdown ratios and work especially well with heat-sensitive materials.

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Process Cooling
Blending & Dosing