PQ Corporation and Eco Services Operations LLC are merging to form a global producer of inorganic specialty materials and catalysts. No financial terms were disclosed. PQ’s current backers, which include CCMP Capital and INEOS Capital, will remain as shareholders of the combined business. The same applies to Eco Services’ current backers, which also includes CCMP Capital. Also, PQ President and CEO George Biltz, will lead the combined company while Mike Boyce, current chairman of both PQ and Eco Services, will remain in that role when it comes to the merged company.