Sound-absorbing material and wire harness provided with sound-absorbing material
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United States of America Patent
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Apr 14, 2020
Grant Date -
Jan 18, 2018
app pub date -
Jan 9, 2016
filing date -
Jan 30, 2015
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Abstract
A sound-absorbing material obtained by stacking nonwoven fabrics that has a structure for both maintaining its sound-absorbing performance and providing flame-retardancy. The sound-absorbing material is obtained by stacking a base material made of nonwoven fabric and a surface material made of nonwoven fabric, in which a flame-retardant material made of nonwoven fabric having a density that is higher than those of the base material and the surface material is disposed between the base material and the surface material. Also, a wire harness is provided with the sound-absorbing material in which the wire harness and the sound-absorbing material are integrated with each other by covering at least a portion of the wire harness extending in an axial direction, with the sound-absorbing material.
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