E. I. DuPont India P. Limited manufactures Fabrics for General Purpose. E. I. DuPont India P. Limited products are ISO certified. Fabrics for General Purpose or DuPont™ Tyvek®general purpose deliver a balance of protection, comfort and durability. These are made of patented flash spinning process and feature an inherent barrier. They have film or coating that can be easily scratched or worn away, and provide barrier through the entire fabric.