To provide a polyphenylene sulfide resin composition which has a low elastic modulus, has flexibility, exhibits high toughness and has excellent thermal aging resistance and to provide a hollow molded article having good appearance using the same.SOLUTION: There is provide a polyphenylene sulfide resin composition which is a resin composition obtained by blending a polyphenylene sulfide resin (A), an amino group-containing compound (B) and an elastomer containing an epoxy group, wherein in the morphology of a molded article composed of the resin composition observed by a transmission electron microscope, the polyphenylene sulfide resin (A) forms a continuous phase, the amino group-containing compound (B) and the elastomer containing an epoxy group form a dispersion phase, the tensile modulus of the resin composition (an ASTM No. 1 dumbbell specimen obtained by injection molding at cylinder temperature of 300°C and a mold temperature of 150°C is subjected to tensile test under the conditions of a distance between chucks of 114 mm, a distance between tests of 100 mm, a tensile speed of 10 mm/mon) is 1.0 MPa or more and 1000 MPa or less and the loss tangent tanδ at an angular frequency of 100 rad/s at 300°C is 0.8 or more and 1.2 or less.SELECTED DRAWING: None

    【課題】弾性率が低く柔軟で、高靭性が発現するとともに、耐熱老化性に優れたポリフェニレンスルフィド樹脂組成物およびそれを用いた良好な外観を有する中空成形品を得ることができる。【解決手段】(A)ポリフェニレンスルフィド樹脂、(B)アミノ基含有化合物、(C)エポキシ基を含有するエラストマーを配合してなる樹脂組成物であって、その樹脂組成物からなる成形品を透過型電子顕微鏡により観察したモルフォロジーにおいて、(A)ポリフェニレンスルフィド樹脂が連続相を、(B)アミノ基含有化合物および(C)エポキシ基を含有するエラストマーが分散相を形成し、樹脂組成物の引張弾性率(シリンダー温度300℃、金型温度150℃にて射出成形して得たASTM1号ダンベル試験片を、チャック間距離114mm、試験間距離100mm、引張速度10mm/minの条件で引張試験した弾性率)が1.0MPa以上1000MPa以下であり、角周波数100rad/s、300℃における損失正接tanδが0.8以上1.2以下であるポリフェニレンスルフィド樹脂組成物。【選択図】なし


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    Titel :

    POLYPHENYLENE SULFIDE RESIN COMPOSITION AND HOLLOW MOLDED ARTICLE USING THE SAME


    Weitere Titelangaben:

    ポリフェニレンスルフィド樹脂組成物およびそれを用いた中空成形品


    Beteiligte:

    Erscheinungsdatum :

    2020-04-09


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Japanisch


    Klassifikation :

    IPC:    C08L COMPOSITIONS OF MACROMOLECULAR COMPOUNDS , Massen auf Basis makromolekularer Verbindungen / B29C Formen oder Verbinden von Kunststoffen , SHAPING OR JOINING OF PLASTICS / B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES



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