IHS Chemical Week

EnviroTech :: Environment

Lithium Ion Batteries: DuPont Introduces Power-boosting Separators, Builds U.S. Production Facility

5:32 AM MDT | August 4, 2010 | Alex Scott

DuPont has introduced a new range of nanofiber-based, polymeric separators for high-performance lithium ion batteries. The separators, marketed under the name Energain, generate more power and ensure a longer life for batteries designed for use in hybrid electric vehicles, the company says.   The separator is a sheet between two electrodes that prevents them from touching while enabling lithium ions to pass back and forth, allowing the charge and discharge of the battery. Energain separators are made using a proprietary spinning process that creates...

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