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Stephanie Louise Kwolek (/ ˈkwoʊlɛk /; 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. [1][2] For her discovery, Kwolek was awarded the DuPont company's Lavoisier Medal for outstanding technical ...
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.
Stephanie Kwolek, the inventor of Kevlar, graduated from Margaret Morrison Carnegie College in 1946 with a B.S. in General Science (Chemistry). [3] Newbery Medal winning-author E. L. Konigsburg is a 1952 graduate of Margaret Morrison Carnegie College.
Kwolek. Kwolek is a Polish surname. Notable people with the surname include: Bartosz Kwolek (born 1997), Polish volleyball player. Stephanie Kwolek (1923–2014), American chemist. Charles Peter Kwolek III (born 1990), Polish DIII ATHLETE AKA KING RACKS. Categories: Surnames. Polish-language surnames.
Now dozens of women say he also abused them. A doctor cared for generations of families. Now dozens of women say he also abused them. Meena Duerson and Meridith Edwards, CNN. September 15, 2024 at ...
A coalition of voting rights groups on Friday sued the Alabama secretary of state and attorney general over a policy they say illegally targets naturalized citizens to keep them from voting in the ...
Updated August 28, 2020 at 1:19 PM. A former Playboy model killed herself and her 7-year-old son after jumping from a hotel in Midtown New York City on Friday morning. The New York Post reports ...
e. Clint Eastwood has had numerous casual and serious relationships of varying length and intensity over his life, many of which overlapped. He has eight known children by six women, [1] only half of whom were contemporaneously acknowledged. Eastwood refuses to confirm his exact number of offspring, [2] and there have been wide discrepancies in ...