DuPont de Nemours, Inc.

DuPont makes specialty chemicals and materials used in construction, manufacturing, and water treatment. In construction, they produce TYVEK house wrap for weather protection and STYROFOAM insulation. They also make TYVEK protective suits and materials for medical devices and packaging. For water treatment, they supply filtration systems and components used by industrial plants, cities, and desalination facilities. Their other products include lubricants, adhesives, and printing plates sold to automotive, aerospace, and packaging manufacturers.