HEAT-INSULATING AND SOUND ABSORBING MATERIAL FOR THE HEAT-INSULATING AND SOUND ABSORBING STRUCTURE OF A CAR BODY
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United States of America Patent
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Issued Date -
Dec 1, 2011
app pub date -
Dec 22, 2009
filing date -
Dec 22, 2009
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Abstract
[SUBJECT] The subject of the present invention is to provide a heat-insulating structure for a car, the heat-insulating structure having a light weight, and excellent heat-insulating and sound absorbing performance., a thickness in the range of between 0.08 and 0.30 mm, and an air-flow resistance in the range of between 0.07 and 3.00 kPa·s/m.
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