Blow-molded composite compositions and methods
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United States of America Patent
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Feb 5, 2013
Grant Date -
May 3, 2007
app pub date -
Nov 1, 2006
filing date -
Nov 3, 2005
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Abstract
A blow-molded composite and method of making the same is provided. The composite includes first and second fibrous layers and first and second film layers. The first fibrous layer includes randomly oriented fibers dispersed throughout the thickness of the layer and has first and second surfaces. The first film layer has first and second surfaces such that the second surface of this layer is bonded to the second surface of the first fibrous layer. The second film layer has first and second surfaces as well, but only a portion of the first surface is bonded to the first surface of the first film layer. At least one cavity exists between the first and second film layers. The second fibrous layer also comprises randomly oriented fibers dispersed throughout the thickness of the layer and has first and second surfaces. The first surface of the second fibrous layer is bonded to the second surface of the second film layer.
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