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Kevlar was developed at DuPont by Stephanie Kwolek, Herbert Blades, and Paul W. Morgan in 1965. DuPont began production in 1971. "Originally developed as a replacement for steel in radial tires, Kevlar is now used in a wide range of applications" (1). Kevlar is not produced in as high a volume as nylon and polyester, but due to its high unit price it represents a large business. Uses for Kevlar in the home are few, but industrial uses are increasing as designers of products learn how to exploit the properties offered by this unusual material. The table below gives a listing of the properties of Kevlar. • High Tensile Strength at Low Weight • High Chemical Resistance • High Toughness (Work-To-Break) • High Cut Resistance • Low Elongation to Break • Low Electrical Conductivity • Flame Resistant, Self-Extinguishing Some uses of Kevlar. Kevlar's most famous use is in bullet-proof vests. This is because of the fact that it...

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