Combination-cell foam floating island
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United States of America Patent
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Aug 31, 2010
Grant Date -
Apr 15, 2010
app pub date -
Dec 6, 2009
filing date -
Oct 29, 2007
priority date (Note) -
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status (Latency Note)
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Abstract
A floating island comprising a combination-cell thermoplastic foam. In a preferred embodiment, the invention is a floating island comprising: an island body comprising at least a first portion that comprises a combination-cell thermoplastic foam and having a cavity; and a bedding material that is disposed in said cavity; wherein said combination-cell thermoplastic foam is buoyant in water and permeable to gas and water. In another embodiment, the invention is a floating island comprising: an island body comprising a first matrix layer, a second matrix layer and a third matrix layer; and a gas-trapping insert that is disposed between two of said layers.
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