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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.
Since the foundation of the company, all Shoei helmets have been designed and manufactured in Japan, although they are distributed and sold globally. Shoei was one of the first helmet manufacturers to introduce lightweight carbon-fibre helmets in the mid-1970s. Shoei's GRV helmet was the first helmet to use carbon fiber and Kevlar. Shoei also ...
A motorcycle helmet is protective headgear used by motorcycle riders. The primary goal of a motorcycle helmet is to protect the rider's head during impact, although many helmets provide additional protection such as a face shield. In many countries the wearing of motorcycle helmets is mandatory.
The history of smart motorcycle helmets is a mixed bag, from clip-on heads-up displays to the Skully debacle that ended with a great piece of hardware being cratered by financially irresponsible ...
Helmets and vests made with Kevlar KM2 provide enhanced bullet and fragmentation resistance while remaining comfortable and breathable in the most inhospitable climates. Excellent thermal stability at temperature extremes, water repellency, chemical stability and resistance to petroleum products have made Kevlar KM2 an indispensable asset to ...
In 1973, DuPont was the first company to introduce a para-aramid fiber, calling it Kevlar; this remains one of the best-known [citation needed] para-aramids and/or aramids. In 1978, Akzo introduced a similar fiber with roughly the same chemical structure calling it Twaron. Due to earlier patents on the production process, Akzo and DuPont ...
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