PQ Corporation is a global provider of specialty catalysts, materials, and chemicals. The company operates in two segments: Performance Materials and Chemicals & Catalysts. The Performance Materials segment provides silica-based products for a variety of applications, including coatings, adhesives, and sealants. The Chemicals & Catalysts segment provides catalysts, specialty chemicals, and other products for the petrochemical, refining, and other industries. PQ Corporation is committed to sustainability and operates in an environmentally responsible manner. The company has operations in North America, South America, Europe, and Asia.