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Tyvek is a nonwoven product consisting of spun bond olefin fiber.It was first discovered in 1955 by a researcher for the DuPont textile company working in an experimental lab, who noticed a type of white fluff coming out of a pipe. [2]
Tyvek: Dupont Company produces non-woven polyethylene which can be converted into bag. This cloth is used as a damp proofing membrane, envelopes and protective clothing amongst other things. These types of bags are strong but not as breathable as others.
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DuPont de Nemours, Inc., commonly shortened to DuPont, is an American multinational chemical company first formed in 1802 by French-American chemist and industrialist Éleuthère Irénée du Pont de Nemours. The company played a major role in the development of the U.S. state of Delaware and first arose as a major supplier of gunpowder.
Originally Tyvek was a housewrap material. It is now used in many fields, including roofing. Tyvek was discovered in 1955 by DuPont in the USA. Hope that helps — Preceding unsigned comment added by 86.131.40.216 15:29, 26 September 2006 I am the grandson of Walter Steuber. He developed Tyvek® in spite of what the DuPont history page says.
DuPont's explored chemical reactions in supercritical water in the 1950s to support its production of CrO 2 for magnetic recording tapes. Hyperbaric recrystallization of ultra-high molecular weight polyethylene led to DuPont's business in Hylamer polyethylene for bearing surfaces in hip and knee replacement arthroplasty.
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