Both are world-class plants capable of manufacturing standard zeolites as well as custom products for specific customer applications. All Zeolyst International manufacturing facilities are ISO 9001 certified.

Extruded products are manufactured at a specialty extrusion plant in Ghent, Belgium. The plant contains specialized process equipment designed to produce catalysts and extrudates with preferred physical and chemical properties.


Quality assurance

Zeolyst is ISO 9001 Certified – We apply "Continuous Quality Improvement" philosophy to meet and exceed all customer expectations.

Research and development

Zeolite development and scale-up are conducted at R&D Center of PQ Corporation;  Hydrocracking and petrochemical catalysts are developed at Shell Technology Centers.