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Originally Published EMDM January/February 2004

INDUSTRY NEWS

AlphaGary Introduces Improved DEHP-Free PVC Compound
New DEHP-free PVC compounds exhibit better heat stability than previous formulations. Applications for the material include dialysis tubing, IV products, and peristaltic pump devices.

A materials supplier has announced the availability of DEHP-free PVC compounds that exhibit better heat stability and water-blush resistance than previous formulations. The latex- and bovine-free compounds are made with US FDA–approved materials by AlphaGary Ltd. (Melton Mowbray, Leics, UK). They are designed to meet or exceed USP Class VI and cytotoxicity requirements.

The Series 2228GBF PVC extrusion compounds are available in 50 to 95 Shore A durometers. The materials withstand gamma, EtO, and autoclave sterilization. They can be heat-sealed, solvent-bonded, or ultrasonically welded to other PVC parts. Heat and humidity resistance and clarity, as well as kink-free performance, are among the key properties. Available colourations range from water-clear to opaque. 

Device applications include dialysis tubing and storage bags, and IV, drainage, endotracheal, and peristaltic pump devices.
“Our customers are increasingly interested in DEHP- and phthalate-free compounds,” says Bob Gingue, managing director at AlphaGary’s US headquarters. “While they are going through the effort of qualifying a new compound, we are taking this opportunity to provide enhanced materials.” The company offers a number of phthalate-free PVC and TPE compounds in addition to DEHP-free PVC compounds for extrusion and moulding applications.

For more information, contact AlphaGary Ltd., Beler Way, Melton Mowbray, Leics LE13 0DG, UK; phone: +44 1664 502222; fax: +44 1664 502250; Internet: www.alphagary.com

Norbert Sparrow

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