THERMOPLASTIC RESIN COMPOSITION AND MOLDED ARTICLE

PROBLEM TO BE SOLVED: To provide a glass fiber reinforced thermoplastic resin composition capable of providing a molded article excellent in flowability, having high strength, excellent in dimensional stability and good in weld strength.SOLUTION: There is provided a thermoplastic resin composition c...

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Bibliographische Detailangaben
Hauptverfasser: IWAKI MITSUJI, HINO HIROYASU, MATSUMOTO SUSUMU, OCHIAI KAZUAKI
Format: Patent
Sprache:eng ; jpn
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Zusammenfassung:PROBLEM TO BE SOLVED: To provide a glass fiber reinforced thermoplastic resin composition capable of providing a molded article excellent in flowability, having high strength, excellent in dimensional stability and good in weld strength.SOLUTION: There is provided a thermoplastic resin composition containing a core/shell type elastomer (E) of 2 to 8 pts.mass and a glass fiber (F) of 65 o 110 pts.mass based on 100 pts.mass of a thermoplastic resin (D) containing a polyethylene terephthalate resin (A) of 20 to 65 pts.mass, a copolymer polyethylene terephthalate resin (B) of which 15 to 30 mol% in all diol constitutional units is a constitutional unit derived from diol represented by the general formula (1) of 20 to 60 pts.mass and a polycarbonate resin (C) of 2 to 20 pts.mass, based on total 100 pts.mass of (A), (B) and (C).SELECTED DRAWING: None 【課題】流動性に優れ、高い強度を有するとともに、寸法安定性に優れ、ウエルド強度が良好な成形品を得ることのできるガラス繊維強化熱可塑性樹脂組成物を提供する。【解決手段】以下の(A)、(B)及び(C)の合計100質量部基準で、ポリエチレンテレフタレート樹脂(A)を20〜65質量部、全ジオール構成単位中の15〜30モル%が一般式(1)で表されるジオール由来の構成単位である共重合ポリエチレンテレフタレート樹脂(B)を20〜60質量部及びポリカーボネート樹脂(C)を2〜20質量部含有する熱可塑性樹脂(D)100質量部に対し、コア/シェル型エラストマー(E)を2〜8質量部、ガラス繊維(F)を65〜110質量部含有することを特徴とする熱可塑性樹脂組成物。【選択図】なし