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Company Description
PQ Corporation is a leading global provider of specialty catalysts, services, materials and chemicals that serve the following applications: fuels and emissions controls, consumer products, highway safety and construction, packaging and engineering plastics, industrial and process chemicals and natural resources. Our chemical products are complemented by the Potters® brand microspheres, a leading producer of engineered glass materials serving the highway safety, polymer additive, metal finishing, and conductive particle markets for more than 100 years.