PROBLEM TO BE SOLVED: To provide interior and exterior resin-molded parts having both impact resistance and surface quality in spite of a low cost.SOLUTION: The interior and exterior resin-molded parts are molded parts having a rib on a back surface side opposite to a design surface side. The molded parts are formed from a resin composition including 40 pts.wt. to 80 pts.wt. of a polycarbonate resin and 20 pts.wt. to 60 pts.wt. of a resin selected from an acrylate/styrene/acrylonitrile resin, an acrylonitrile/ethylene-propylene rubber/styrene resin, a silicone/acrylonitrile/styrene resin, an acrylonitrile/butadiene/styrene resin and a mixture thereof so that a root portion in a cross section along the width direction of the rib has a curvature radius in the range of 0 mm to 0.14 mm.SELECTED DRAWING: None

    【課題】 低コストであるにもかかわらず、耐衝撃性と表面品質との両方を兼ね備えた内外装樹脂成形部品を提供する。【解決手段】 意匠面側とは反対側の裏面側にリブを有している成形部品であって、前記成形部品は、ポリカーボネート樹脂を40重量部以上80重量部以下、および、アクリレート・スチレン・アクリロニトリル樹脂、アクリロニトリル・エチレンプロピレンゴム・スチレン樹脂、シリコーン・アクリロニトリル・スチレン樹脂、アクリロニトリル・ブタジエン・スチレン樹脂、およびこれらの混合物から選ばれる樹脂を20重量部以上60重量部以下含む樹脂組成物からなり、前記リブの幅方向断面の根元部分の曲率半径は、0mm以上0.14mm以下の範囲であることを特徴とする内外装樹脂成形部品。【選択図】 なし


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    Title :

    INTERIOR AND EXTERIOR RESIN-MOLDED PARTS


    Additional title:

    内外装樹脂成形部品


    Contributors:

    Publication date :

    2018-08-02


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    C08L COMPOSITIONS OF MACROMOLECULAR COMPOUNDS , Massen auf Basis makromolekularer Verbindungen / B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR



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