To provide a soundproof sheet that comprises a sound insulation layer formed of a thermoplastic resin sheet, and a sound absorption layer made of a fiber sheet and/or a porous material, and is partially bonded extremely easily as designed.SOLUTION: A soundproof sheet 1 comprises a sound insulation layer 2 formed of a thermoplastic resin sheet 21 and a sound absorption layer 3 made of a fiber sheet and/or a porous material. A surface of the thermoplastic resin sheet 21 to be pasted on the sound absorption layer 3 is coated partially with a release agent 22. The sound insulation layer 2 is fused to the sound absorption layer 3 on the surface on the side coated with the release agent 22 except the part coated with the release agent 22.SELECTED DRAWING: Figure 1

    【課題】熱可塑性樹脂シートからなる遮音層と、繊維シート及び/又は多孔質材からなる吸音層とを備え、極めて簡単に、設計通りに部分接着された防音シートを提供する。【解決手段】防音シート1は、熱可塑性樹脂シート21からなる遮音層2と、繊維シート及び/又は多孔質材からなる吸音層3と、を備える。熱可塑性樹脂シート21の、吸音層3と貼合される表面には、剥離剤22が部分的に塗工されている。遮音層2は、剥離剤22が塗工された側の表面において、剥離剤22が塗工された部分を除いて、吸音層3に融着している。【選択図】図1


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    Title :

    SOUNDPROOF SHEET, METHOD OF MANUFACTURING SOUNDPROOF SHEET, AND DASH SILENCER FOR VEHICLE


    Additional title:

    防音シート、防音シートの製造方法、及び車両用ダッシュサイレンサ


    Contributors:

    Publication date :

    2022-01-13


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    G10K Tonerzeugungsvorrichtungen , SOUND-PRODUCING DEVICES / B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM , Schichtkörper, d.h. aus Ebenen oder gewölbten Schichten, z.B. mit zell- oder wabenförmiger Form, aufgebaute Erzeugnisse / B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR



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