PROBLEM TO BE SOLVED: To provide a water shielding sound absorption floor mat in which sound absorbency and water shielding property are combined.SOLUTION: A water shielding sound absorption floor mat of the present invention is formed by laminating resin sheets to a back side of carpet fabric formed by planting the pile yarn for satisfying the following conditions (1) and (2) of 440 g/mor more. The water shielding sound absorption floor mat is characterized in that a normal incidence sound absorption coefficient is 25% or more at 1250 Hz or 40% or more at 5000 Hz, and water resistance is 200 N/mor more. (1) A stretch recovery rate is 10% or more. (2) Coated elastic yarn having polyurethane elastic fiber, natural rubber or synthetic rubber is constituted as a core.SELECTED DRAWING: Figure 1
【課題】本発明は、吸音性と遮水性を兼備した遮水吸音フロアマットを提供する。【解決手段】本発明の遮水吸音フロアマットは、下記条件(1)と(2)とを満足するパイル糸を440g/m2以上植毛されてなる絨毯地の裏面側に樹脂シートを積層してなる遮水吸音フロアマットであり、垂直入射吸音率が1250Hzで25%以上もしくは5000Hzで40%以上であり、かつ、耐水度が200N/m2以上であることを特徴とする。(1)伸縮復元率が10%以上である。(2)ポリウレタン弾性繊維、天然ゴムまたは合成ゴムを有する被覆弾性糸を芯部として構成する。【選択図】図1
WATER SHIELDING SOUND ABSORPTION FLOOR MAT
遮水吸音フロアマット
2018-01-11
Patent
Electronic Resource
Japanese
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