PROCESS FOR MAKING NOISE ABSORBER CARPET
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United States of America Patent
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app pub date -
Apr 7, 2011
filing date -
May 1, 2008
priority date (Note) -
Abandoned
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Abstract
A process for making a noise absorber carpet including a fabric layer and a resinous backing layer, the process including providing an uncured resinous backing layer within a mold having perforation pins, heating the backing layer to activate the resin, providing a fabric layer, pressing the fabric layer into the backing layer while maintaining the heating process to the backing layer, and providing a cooling medium to cool the mold to fix and cure the perforations within the backing layer thereby forming noise absorber perforations in the resinous backing layer.
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