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Stephanie Louise Kwolek (/ ˈ k w oʊ l ɛ k /; July 31, 1923 – June 18, 2014) was a Polish-American chemist best known for inventing Kevlar (poly-paraphenylene terephthalamide). Her career at the DuPont company spanned more than 40 years.
The merger has been reported to be worth an estimated $130 billion. ... DuPont scientist Stephanie Kwolek was recognized for the discovery ... Kevlar 149 is used in ...
Kevlar (para-aramid) [2] is a strong, heat-resistant synthetic fiber, related to other aramids such as Nomex and Technora.Developed by Stephanie Kwolek at DuPont in 1965, [3] [2] [4] the high-strength material was first used commercially in the early 1970s as a replacement for steel in racing tires.
Net worth ($ million) 1 Kevin Hern: Republican Oklahoma House Yes 361.0* 2 Rick Scott: Republican: Florida: Senate: Yes 259.7 3 Mark Warner: Democratic: Virginia: Senate Yes 214.1 4 Greg Gianforte: Republican Montana: House: No 189.3 5 Paul Mitchell: Republican Michigan: House No 179.6 6 Mitt Romney: Republican Utah: Senate Yes 174.5 7 Vernon ...
In 1966, Stephanie Kwolek, a chemist working for E.I. DuPont de Nemours & Co., developed Kevlar; a strong, lightweight liquid polymer that can be spun into a fiber and woven into cloth. [3] Kevlar was initially used as a replacement for steel-belting in tires, and later for use in ropes, gaskets, and automotive and aviation parts.
Stephanie Kwolek (1923–2014), synthetic fibres; Angela Kornas (born 1977), bra inserts; L Hedy Lamarr, Inventor, 1939. Hedy Lamarr (1914–2000), radio guidance systems; Esther Lederberg (1922–2006), microbial genetics; Cricket Lee (born 1953), clothing fitting; Tara Lemmey (fl 2010s), information technology; Jennifer A. Lewis (born 1964 ...
Stephanie, who keeps private in the digital world save for what appears to be her LinkedIn profile, went on to graduate from the New School in NYC in 2017 and works as a camera operator on TV shows.
Stephanie Kwolek, American chemist of Polish origin, who in 1965 created the first of a family of synthetic fibers of exceptional strength and stiffness. The best-known member is Kevlar , a material used in protective vests as well as in boats, airplanes, ropes, cables, and much more—in total about 200 applications.