Tyvek

Brand of synthetic polyethylene fiber TyvekProduct typeFlashspun nonwoven HDPE fiberOwnerDuPontCountryUnited StatesIntroducedApril 1967; 59 years ago (1967-04)Related brandsYUPO synthetic paperMarketsConstruction, Packaging and labelingTaglineWhat do you need to protect?Websitedupont.com/Tyvek Tyvek house wrap Tyvek (/ˈtaɪ.vɛk/) is a brand of synthetic flashspun high-density polyethylene fibers. The name Tyvek is a registered trademark of the American multinational chemical company DuPont, which discovered and commercialized Tyvek in the late 1950s and early 1960s. Tyvek's properties—such as being difficult to tear but easily cut, and waterproof against liquids while allowing water vapor to penetrate—have led to it being used in a variety of applications. Tyvek is often used as housewrap, a synthetic material used to protect buildings during construction, or as personal protective equipment (PPE). History 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. That fluff was a form of polyethylene, wh