Wacker Chemie AG will discontinue the production of its Pioloform polymer binders effective Sept. 30, 2008, citing limited expectations for polyvinyl butyral growth in industrial applications such as coatings, paints and printing ink. At the same time, raw material and energy costs continue to climb sharply. Both these factors are putting at risk the sustained profitability of this business.      To allocate supplies of Pioloform in the coming months, Wacker Polymers is currently working close...