- Engelhard - http://www.engelhard.com/
Surface and materials science company. Products include environmental and process catalysts.
- Süd-Chemie Group - http://www.sud-chemie.com/
Global surface science company specializing in adsorbents and catalysts, for markets including refining and petrochemicals, commodity chemicals, environmental, and fuel cells.
- Grace Davison - http://www.gracedavison.com/
Manufacturer of fluid cracking, hydroprocessing, and polyolefin catalysts, Raney metal catalysts, silicas, adsorbents and specialty products.
- Johnson Matthey Catalysts - http://www.jmcatalysts.com/
Large-scale producer of environmental, process, and fuel cell catalysts.
- Zeochem AG - http://www.zeochem.ch/
Manufactures molecular sieve (zeolite) adsorbents and catalysts, as well as silica gel for chromatography and desiccant applications. Headquartered in Switzerland.
- Zeolyst International - http://www.zeolyst.com/
Supplier of a wide range of zeolite catalysts and adsorbents, including custom zeolite powders, hydrocracking catalysts, and specialty catalysts.
- Sphinx Adsorbents, Inc. - http://www.thomasregister.com/olc/sphinx/
Supplier of adsorbents and accessories, including bulk and bagged activated clay, silica gel, molecular sieves, deliquescent tablets and activated alumina. Operates in Indiana and Massachusetts.
- Catacel Corporation - http://www.catacel.com/
Ohio technology company offering solutions in the area of catalytic coatings, heat exchangers, and metal honeycombs, for applications in the environmental and energy sectors.
- Ceca Adsorbents - http://www.adsorbents.com/
Supplier of activated carbons and aluminas, synthetic zeolites, and silica gels, for use in separation, purification, and drying processes.
- Tricat Zeolites - http://www.tricat-zeolites.de/
Producer of specialty zeolites and molecular sieves, as formed products or as intermediate powders. Also offers toll manufacturing, contract research and development, and analytical services. Located in Germany.
- GeeJay Chemicals - http://www.geejaychemicals.co.uk/
United Kingdom manufacturer of desiccants: silica gel, silica gel sachets and molecular sieves.
- Vishal Special Carbons (I) Pvt. Ltd. - http://www.vscipl.com/
Manufacturer of activated carbons, granules, and powered activated carbon. Site includes brief technical summary regarding manufacturing process and company contact information.
- Custom Zeolites - http://www.custom-zeolites.com/
Company in the Netherlands offers custom synthesis of a range of zeolites, and also provides natural zeolites and rare earth products.
- Cycletrol Industries - http://www.cycletrol.com/
Producer of a range of natural odor, moisture, and mildew control products based on zeolites. Overview of products, distributors, and technical information.
- Incal Mineral - http://www.incalzeolite.com/
Producer and exporter of natural clinoptilolite zeolite mined in Turkey. Overview of products and applications.
- Indozeolite - http://www.indozeolite.com/
Producer of natural zeolite (mixtures of clinoptilolite and mordenite) in Indonesia. Overview of application areas.
- Industrial Mineral Processors - http://www.industrialminerals.net/
Producer of zeolite materials for applications in industrial absorption, odor control, animal feed, soil conditioners, and cat litter. Product overview and specifications.
- Pacific Mineralindo Utama - http://www.pacificnuzeo.com/
Indonesian producer of natural zeolite in granular and powder forms. Brief overview of applications.
- SafetySorb Zeolita - http://www.safetysorbzeolita.com/
Distributor of clinoptilolite natural zeolite, servicing the Americas and Japan. Overview of product grades, applications, and MSDS.
- UOP - http://www.uop.com/
Supplier of molecular sieve and alumina adsorbents and custom catalysts. Detailed overview of application areas.
- Zeo Inc. - http://www.zeoinc.com/
Producer of a range of natural zeolite products, for use in horticulture, as animal feed and filter media, and fillers. Located in Texas.
- Hengyang Chemical Research Institute - http://www.chemacademe.com
Develops and manufacturers a range of catalysts and sorbents for desulfurization and water-gas shift in ammonia plants, as well as flavoring agent tributyl acetylcitrate.
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