DuPont Expands Renewable Polymer Portfolio

DuPont says that it is on track to launch its previously announced thermoplastic resin and elastomer products made with bio-based 1,3-propanediol (bio-PDO) in 2008. Bio-PDO is made from corn sugar developed by DuPont Tate & Lyle BioProducts (Wilmington, DE), the joint venture of DuPont and Tate & Lyle (London) (CW, June 13, p. 12). The renewable polymers include DuPont’s Sorona EP brand, a thermoplastic resin that contains 30%-37% of renewable materials; and Hytrel RS, a thermoplastic elastomer that contains 35%-65%. The company says that targeted...

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