Hybrid Composite Structure
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United States of America Patent
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Issued Date -
Nov 13, 2014
app pub date -
Jul 29, 2014
filing date -
May 22, 2006
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Abstract
This invention is a hybrid composite structure comprising: a laminate including two plies of fabric wherein the fabric includes a composite yarn; a first polyolefin yarn included in the composite yarn having about 80% crystallinity according to WAXS measuring techniques; a second yarn physically combined with the first polyolefin yarn and included in the composite yarn; and, wherein the laminate has the physical property of impact energy absorption more than 50% higher than a panel made with an equivalent weight of the second yarn alone as measured by the ASTM D5420 drop-impact testing method.
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