The Blackstone Group, the private equity firm that recently acquired Cardinal PTS, has acquired the Klockner Pentaplast Group for $1.8 billion. The sale is subject to approval by various regulatory authorities, and is  expected by June. According to Lionel Assant, managing director of The Blackstone Group, “Klockner Pentaplast has a strong international market position and performance. It is committed to providing its customers with the most innovative and comprehensive solutions to mee...