ENHANCED EXPANDED POLYSTYRENE FOAM INSULATION
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United States of America Patent
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Issued Date -
Dec 2, 2010
app pub date -
May 28, 2009
filing date -
May 28, 2009
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Abandoned
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Abstract
Partially expanded closed-cell unmatured polystyrene bead with a partial vacuum within the cells inside the bead, which may be coated with an air impervious coating to retain a partial vacuum inside cells for a prolonged period of time. The resulting bead has improved thermal insulating properties and may be used for insulation.
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