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Kevlar Beginning of Paper is an organic fiber in the aromatic polyamide family. It has unique properties and a chemical composition that is its own, which distinguishes it from other man-made fibers. is a combination of high strength, high modulus (resistance to extension), toughness and thermal stability .... Middle of Paper .... poly-p-benzamide was found to form liquid crystalline solutions due to the repetitiveness of its molecular backbone. The key for the structural requirement for the backbone is para orientation on the benzene ring, which allowed for rod-like molecular structures. This technology was used when Du Pont released aramid fiber in 1971. What is it? Kevlar is an aramid, a term invented as an abbreviation for aromatic polyamide. The chemical composition of Kevlar is poly para-phenyleneterephthalamide, and it is more properly known as a para-aramid. .... 936 words | 4 pages Subscription Length Price Join 30 days membership (recurring) $19.95 90 days membership (recurring) $39.95 180 days membership (non-recurring) $69.95