To provide a laminate having a coating layer mounted on a foamed polyurethane layer, having a low VOC and good flame retardancy and having good heat characteristics (especially, moist heat resistance and heat stability) and to provide a skin material for automotive interior materials.SOLUTION: A laminate 10 has a coating layer 15 adhered to a foamed polyurethane layer 11 produced from a foamed polyurethane resin composition including tin ricinoleate including an active hydrogen group and a phosphorus-containing solid flame retardant by a polyurethane hot-melt adhesive 13 including (I) a polyurethane prepolymer using (A) a polyol component and (B) a polyisocyanate component as raw materials and (II) a catalyst, and has a low VOC and good flame retardancy and has good heat characteristics (especially, moist heat resistance and heat stability).SELECTED DRAWING: Figure 1

    【課題】発泡ポリウレタン層に被覆層が載置され、低VOC及び難燃性が良好であって、かつ良好な熱特性(特に、耐湿熱性や熱安定性)を有する積層体及び車両用内装材の表皮材の提供を目的とする。【解決手段】活性水素基を含むリシノール酸スズと、リン含有固体難燃剤とを含む発泡ポリウレタン樹脂組成物から得られた発泡ポリウレタン層11に、ポリオール成分(A)およびポリイソシアネート成分(B)を原料とするポリウレタンプレポリマー(I)と、触媒(II)と、を含むポリウレタンホットメルト接着剤13により被覆層15が接着され、低VOC及び難燃性が良好であって、かつ良好な熱特性(特に、耐湿熱性や熱安定性)を有する積層体10である。【選択図】図1


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    Title :

    LAMINATE AND SKIN MATERIAL FOR AUTOMOTIVE INTERIOR MATERIALS


    Additional title:

    積層体および車両用内装材の表皮材


    Contributors:
    TOKAI SHIMPEI (author) / NAGANO YUYA (author) / OTA HIDEO (author) / INOUE TAKAHIRO (author)

    Publication date :

    2023-06-13


    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 / B60N SEATS SPECIALLY ADAPTED FOR VEHICLES , Sitze besonders für Fahrzeuge ausgebildet / B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR / C09J ADHESIVES , Klebstoffe



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