Stephanie L. Kwolek, Inventor of Kevlar, Is Dead at 90
The new yourk time
Stephanie L. Kwolek in an undated photo at the DuPont laboratory in Delaware. Kevlar proved to be a windfall for the company.
Ms. Kwolek, a DuPont chemist who invented the technology behind Kevlar, a virtually bulletproof fiber that has saved thousands of lives, spent 15 years in the laboratory without a promotion before her breakthrough.
Ms. Kwolek, a DuPont chemist who invented the technology behind Kevlar, a virtually bulletproof fiber that has saved thousands of lives, spent 15 years in the laboratory without a promotion before her breakthrough.
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