Innegra S

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Innegra S is the brandname of Innegra Technologies LLC for a polyolefin (highly oriented; 90+% polypropylene[1]).


Work on Innegra began in 2004. A pilot production line was opened in Greer, SC in June 2006[2]

On July 11, 2006 the US Patent Office issued Innegrity LLC a patent entitled “Melt-spun polyolefin multifilament yarn formation processes and yarns formed therefrom" [3]


Innegra S is produced in several sizes noted by their denier.


Innegra S yarn is woven by a number of third party weavers. Innegra S can be woven alone, with carbon, fiberglass or other fibers to produce a hybrid fabric for the composites industry.


See also[edit]


  1. ^ Material properties
  2. ^ Innegrity News Archives
  3. ^ US Patent 7,074,483

External links[edit]