MAT MATERIAL AND METHOD FOR MANUFACTURING THE SAME
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United States of America Patent
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Issued Date -
May 10, 2012
app pub date -
Nov 10, 2010
filing date -
Nov 10, 2010
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Abstract
A lightweight mat material having excellent sound absorption and thermal insulation properties comprises a mixture of glass fibers and sheath-core composite fibers, wherein the melting temperature of the sheath portion is lower than the melting temperature of the core portion. The glass fibers are fused with the sheath portions of the composite fibers by melting on at least one surface of the sheet-shaped mat material.
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