CSPE performance and history in long-term potable water storage applications

April 1st, 2020

By Brian Fraser, Steven Roades, Mike Neal and Alex Gersch Chlorosulfonated polyethylene (CSPE) is a synthetic rubber-based material manufactured by a calendaring process into multiple layers and combines with a polyester reinforcement fabric for additional strength. Hypalon is a DuPont trademark for CSPE synthetic rubber (CSM) noted for its resistance to chemicals, temperature extremes and […]

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Clarifying the nomenclature of Elvaloy-based geomembranes: EIA, EIP or KEE

June 1st, 2019

By E. Silva and T. D. Stark  Since the first flexible membrane liner (FML) was used as part of an environmental liner system, the geomembrane industry has always looked for innovative solutions for chemical containment applications. Although there have been many innovations over the last 50 years, one of the most significant is the introduction […]

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