PROBLEM TO BE SOLVED: To provide a floor sheet capable of reducing a smoke amount generated in combustion time, and excellent in flame resistance and durability of a design layer, on a floor structure of a vehicle.SOLUTION: A floor sheet is laid on a floor surface and comprises: a base layer 1 containing a rubber as a matrix; a design layer 2 which is laminated on at least a part on one surface side of the base layer 1; and a transparent protective layer 3 which is laminated on the design layer 2 side of a laminate containing the base layer 1 and the design layer 2. The protective layer 3 is mainly formed of polyvinyl chloride, an average thickness of the protective layer 3 is preferably 0.08 to 0.60 mm. An average thickness of the base layer 1 is preferably 0.5 to 10.0 mm, and a type A durometer hardness which is measured in accordance with JIS-K 6253:2012 of the base layer 1 is preferably 50 to 95. The design layer 2 is formed of a resin ink, and the floor sheet further comprises an adhesive layer 4 laminated between the base layer 1 and the design layer 2.SELECTED DRAWING: Figure 1

    【課題】車両の床構造体に、燃焼時の発煙量を低減でき、難燃性と意匠層の耐久性とに優れる床シートの提供。【解決手段】床シートは、床面に敷設され、ゴムをマトリックスとして含有するベース層1と、ベース層1の一方の面側の少なくとも一部に積層される意匠層2と、ベース層1及び意匠層2を含む積層体の意匠層2側に積層される透明の保護層3とを備え、保護層3が、ポリ塩化ビニルを主成分とし、保護層3の平均厚さとしては、0.08〜0.60mmが好ましく、ベース層1の平均厚さとしては、0.5〜10.0mmが好ましく、ベース層1のJIS−K6253:2012に準拠して測定したタイプAデュロメータ硬さとしては、50〜95が好ましく、意匠層2が樹脂系インクにより形成され、ベース層1と意匠層2との間に積層される接着剤層4を更に備える床シート。【選択図】図1


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    Titel :

    FLOOR SHEET AND RAILWAY FLOOR STRUCTURE


    Weitere Titelangaben:

    床シート及び鉄道床構造体


    Beteiligte:
    OKAMOTO TAKEAKI (Autor:in) / INOUE SADAO (Autor:in) / AMANAKA MASATOSHI (Autor:in)

    Erscheinungsdatum :

    2017-01-19


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Japanisch


    Klassifikation :

    IPC:    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 / B61D Einzelheiten oder Arten des Wagenaufbaus von Eisenbahnfahrzeugen , BODY DETAILS OR KINDS OF RAILWAY VEHICLES



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