Tuesday, September 12, 2017 Health,Safety &Environment Green Initiatives Assessing Our Products Responsible Care Material Safety Data Sheets Contact HSE About Us Mission Statement Diversity Statement Supplier Code of Conduct California Transparency in Supply Chains Act of 2010 News Performance Materials and Chemicals Group North America EMEA LATAM Español LATAM Português Asia Pacific National Silicates Environmental Catalysts and Services Group Contact Us Health, Safety & Environment Careers - North America Investor Relations About Us About PQ PQ Corporation is a leading global producer of silicate, zeolite, and other performance materials serving the detergent, pulp and paper, chemical, petroleum, catalyst, water treatment, construction, and beverage markets. Our chemical products are complemented by those of our former subsidiary Potters Industries, a leading producer of engineered glass materials serving the highway safety, polymer additive, metal finishing, and conductive particle markets. PQ Corporation was founded in 1831 and was known as the Philadelphia Quartz Company from 1864 until 1978. The values of our founders - integrity and fairness, diligence and service, learning and imagination - are still reflected in our contemporary corporate culture. We believe that this culture and the strong spirit of teamwork it fosters are of immense benefit to our customers, our employees, and our suppliers alike. Links About Us Diversity Statement Mission Statement PQ History Supplier Code of Conduct California Transparency Act News Health,Safety &Environment | About Us | Performance Materials and Chemicals Group | Environmental Catalysts and Services Group | Contact Us | Investor Relations Copyright 2017 by PQ Corporation |Privacy Statement|Terms Of Use

Sitemap Home Markets Adhesives Agriculture and Animal Feed Asphalt Pavement Airport Safety Binders Brewing Building Materials and Construction Cement Concrete and Refractories Ceramics Detergents Drilling Fluids Electronic Industry Geotechnical and Grouting Health and Beauty Highway Safety Industrial and Institutional Cleaners Manufacture of Other Chemicals Metal Finishing Mining and Mineral Processing Oil Processing Paints and Coatings Personal Care Plastics and Polymers Pulp and Paper Textile Processing Water/Wastewater Treatment Waste Treatment Brands PQ Corporation Potters Industries Eco Services Our Products Performance Materials and Chemicals Environmental Catalysts and Services Sustainability HSE Safe Handling About Us EOStatement Contact Us Form Privacy Statement Terms of Use Home Our Markets Our Products Sustainability Health, Environment & Safety About Us Contact Us Investors News Careers Regulatory Privacy Policy Terms Of Use Sitemap © 2021 PQ Corporation

Contact Us About Us Investors Sustainability Our Products Our Markets Forgot your password? No worries, we can send you an email to reset your password. Send Email Home Our Markets Our Products Sustainability Investors About Us Contact Us Careers Privacy Statement Terms of Use ©2017 PQ Corporation Sitemap