Overview

Neoprene was the first major product to emerge from DuPont’s fundamental research program. In the mid-1920s, high natural rubber prices set off a search for an effective synthetic, and in April 1930 a chemist in Wallace Carothers’s fundamental research group produced a rubber-like substance during a polymerization experiment. DuPont marketed its discovery in late 1931 under the trade name Duprene®.

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