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January 5, 2012

Specialty Minerals launches antiblock additives for plastic packaging

Specialty Minerals has launched two new antiblock additives for use in plastic film and bag applications.


Specialty Minerals has launched two new antiblock additives for use in plastic film and bag applications.

According to Specialty Minerals, a wholly-owned subsidiary of resource and technology-based company Minerals Technologies, Optibloc 8 and Optibloc 325 have been designed for high-clarity polyethylene film applications, such as food packaging and clear bags.

The products are designed to prevent adhesion of adjacent layers of film, a problem most associated with polyethylene and polypropylene films. The company claims that Optibloc 8 and Optibloc 325 talc blends have good are more efficient and provide clarity with low-haze films. Optibloc 8 antiblock is the next generation of Minerals Technologies’ OPTIBLOC product line, which is used globally in polyethylene films.

Minerals Technologies develops, produces and markets worldwide a broad range of specialty mineral, mineral-based and synthetic mineral products, in addition to related systems and services.

In 2011, Specialty Minerals segment third quarter worldwide sales increased by 3% to $171.1m, from $166.1m in the same period in the previous year. Income from operations decreased by 2% to $19.3m, down from $19.7m in the third quarter of 2010.

Minerals Technologies chairman and CEO Joseph Muscari said the company saw considerable advancement with its two major growth initiatives-geographic expansion and new product development.


Caption: Specialty Minerals has launched two antiblock additives for plastic and bag packaging applications. Image courtesy of Oliver Studer

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