Oxo-biodegradable plastic compound used to mold closures


Closure molders have taken plenty of steps already to try to limit the environmental impact of their products, the class throwaway part. Shorter necks have greatly reduced closures' weight. Now, a U.S. company has opted for a material that helps the closures to biodegrade.

The new closures are offered for now only available for 5-gallon water bottles, with Norland International Inc. (Lincoln, NE), a supplier of equipment for water bottling lines, driving the development and processing from its facility in Asia. The LDPE caps, sold under the Earth Cap trade name, contain an additive that accelerates the degradation process, resulting in total degradation in 5 -10 years....
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