WILMINGTON, Del., June 16, 2008 –DuPont Packaging & Industrial Polymers (P&IP) today announced a price increase of up to 15 cents per pound for the following ethylene copolymer product lines: DuPont™ Appeel®, Bynel®, DuPont™ 20, Elvaloy®, Elvaloy® AC, Elvax®, Entira™, Fusabond®, Nucrel®, Selar®, and Surlyn®. The increase will take effect immediately. Specific increases in local currency will be communicated to customers by DuPont P&IP’s regional sales and marketing organizations.

The record rise in raw materials and energy costs are affecting companies throughout the global value chains. “Our business has been working diligently to offset these unprecedented cost increases, however, this dramatic escalation is forcing us to make structural changes to our product pricing,” noted William F. Weber, global business director -- DuPont Ethylene Copolymers. “These increases are needed to continue to support market growth with innovative products that our customers have come to expect from DuPont.”

DuPont Packaging & Industrial Polymers is a world leader in Specialty Ethylene Copolymers with proprietary technology, global reach and an integrated, reliable production capability. Our goal is to be the preferred global Packaging and Tailored Materials provider, delivering higher performing, more cost-effective and more sustainable solutions to our customers and partners worldwide.

About DuPont
DuPont Engineering Polymers manufactures and sells Zytel® nylon and Zytel® HTN PPA, Crastin® PBT, Rynite® PET, Delrin® acetal, Hytrel® TPC-ET, DuPont™ ETPV engineering thermoplastic vulcanizates, Minlon® mineral reinforced nylon, Thermx® PCT, Tynex® filaments, Vespel® parts and shapes, Zenite® LCP, to global aerospace, appliance, automotive, consumer, electrical, electronic, industrial, sporting goods and other diversified industries.

DuPont is a science-based products and services company. Founded in 1802, DuPont puts science to work by creating sustainable solutions essential to a better, safer, healthier life for people everywhere. Operating in more than 70 countries, DuPont offers a wide range of innovative products and services for markets including agriculture and food; building and construction; communications; and transportation.