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Lester D. Shubin (September 27, 1925 – November 20, 2009) was an American research chemist who developed Kevlar for the use in ballistic vests. Kevlar's use in ballistic vests was later expanded for use in all types of personal armor.
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 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 ye
In the 1980s, Dr. Jacob Lahijani, Senior Chemist at DuPont, invented Kevlar 149 and was highlighted in the "Innovation: Agent of Change. [78] Kevlar 149 is used in armor, belts, hoses, composite structures, cable sheathing, gaskets, brake pads, clutch linings, friction pads, slot insulation, phase barrier insulation, and interturn insulation. [79]
Second Chance is an American body armor manufacturing company. The company was founded in the early 1970s by U.S. Marine and pizza delivery owner/driver Richard Davis. Davis developed the idea of a bulletproof vest after shooting three armed robbers in self-defense during a delivery.
These are used until 1971. [7] 1960s (mid) Products: William Standish Knowles and his team (at Monsanto) invent a way to selectively synthesize enantiomers via asymmetric hydrogenation. This was an important advancement because it was the first method for the catalytic production of pure chiral compounds. [15] 1968: Products
Kevlar KM2 is a synthetic para-aramid fiber produced by DuPont. The fiber is an evolution of the original Kevlar fiber. The following quotes summarize Kevlar KM2's properties. "DuPont created Kevlar KM2 to achieve the performance goals defined by casualty reduction testing for the United States Department of Defense.
Creative Urethane made the wheels to his specifications and Nasworthy took his company to California in 1972. Due to the infancy of skateboarding at this time, Nasworthy sold his wheels directly to surf shops along the coast of California, and placed some tentative advertisements featuring a young Gregg Weaver in surfing magazines. News of the ...