THERMOPLASTIC RESIN COMPOSITION AND MOLDED ARTICLE

• Main Author: MUTO FUMIHIRO
• Format: Patent
• Language: English; Japanese
• Published: 19.11.2020
• Subjects: CHEMISTRY; COMPOSITIONS BASED THEREON; COMPOSITIONS OF MACROMOLECULAR COMPOUNDS; METALLURGY; ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES ASCOMPOUNDING INGREDIENTS

To provide a thermoplastic resin composition having high heat resistance, low warping properties and excellent mechanical strength, and a molded article comprising the same.SOLUTION: The thermoplastic resin composition contains: (A) 15-50 pts.mass of a polybutylene terephthalate resin having an intrinsic viscosity (IV) of 0.3-0.75 dL/g; (B) 50-85 pts.mass of an acrylonitrile-styrene copolymer having a weight average molecular weight (Mw) of 200,000 or more; and (C) 5-100 pts.mass of glass fibers based on 100 pts.mass of the total of (A) and (B).SELECTED DRAWING: None 【課題】高い耐熱性と低ソリ性を有し、機械的強度に優れる熱可塑性樹脂組成物及びそれからなる成形体。【解決手段】（Ａ）固有粘度（ＩＶ）が０．３〜０．７５ｄｌ／ｇのポリブチレンテレフタレート樹脂を１５〜５０質量部、（Ｂ）重量平均分子量（Ｍｗ）が２０００００以上のアクリロニトリル−スチレン共重合体を５０〜８５質量部、（Ｃ）ガラス繊維を、前記（Ａ）と（Ｂ）の合計１００質量部に対し、５〜１００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