Evonik Industries plans to increase its annual production capacities for precipitated silica at its U.S. site in Chester, PA by approximately 20,000 metric tons. The new facility, which received an investment in the lower double-digit euros range, is scheduled to become operational in 2014. The capacity expansion in Chester underscores the plans of the Evonik Group to expand its global silica capacities by about 30% above the level of 2010 by 2014. “The market growth for precipitat...