To provide a floor sheet hardly generating harmful gas such as a hydrogen chloride gas or smoke during burning and excellent in fire resistance and durability of a design layer.SOLUTION: The floor sheet is laid on a floor surface and has a base layer containing a rubber as a matrix, a design layer laminated on at least a part of one surface side of the base layer, and a transparent protective layer laminated in a design layer side of the laminate containing the base layer and the design layer, in which the protective layer mainly contains polycarbonate. Average thickness of the protective layer is preferably 0.05 mm to 1.0 mm. The design layer is preferably a layer printed on the protective layer or a multilayer body containing a printing layer. Type A durometer hardness of the base layer measured according to JIS-K6253:2012 is preferably 85 to 95.SELECTED DRAWING: Figure 1

    【課題】本発明は、燃焼時に塩化水素ガス等の有害ガスや煙が発生し難く、かつ難燃性及び意匠層の耐久性に優れる床シートの提供を目的とする。【解決手段】本発明の床シートは、床面に敷設される床シートであって、ゴムをマトリックスとして含有するベース層と、このベース層の一方の面側の少なくとも一部に積層される意匠層と、上記ベース層及び意匠層を含む積層体の意匠層側に積層される透明の保護層とを備え、上記保護層がポリカーボネートを主成分とすることを特徴とする。上記保護層の平均厚さとしては、0.05mm以上1.0mm以下が好ましい。上記意匠層が、保護層に印刷された層であるか、又は印刷層を含む多層体であるとよい。上記ベース層のJIS−K6253:2012に準拠して測定されるタイプAデュロメータ硬さとしては、85以上95以下が好ましい。【選択図】図1


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    Title :

    FLOOR SHEET AND RAILWAY FLOOR STRUCTURE


    Additional title:

    床シート及び鉄道床構造体


    Contributors:

    Publication date :

    2018-11-01


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    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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