THERMOPLASTIC RESIN COMPOSITION AND COMPOSITE MOLDING COMPRISING METAL MOLDING AND RESIN MOLDING JOINED TOGETHER

• Main Author: NAGATA KOSUKE
• Format: Patent
• Language: English; Japanese
• Published: 16.06.2023
• Subjects: AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F,C08G; CHEMISTRY; COMPOSITIONS BASED THEREON; COMPOSITIONS OF MACROMOLECULAR COMPOUNDS; GENERAL PROCESSES OF COMPOUNDING; LAYERED PRODUCTS; LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT ORNON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM; METALLURGY; ORGANIC MACROMOLECULAR COMPOUNDS; PERFORMING OPERATIONS; THEIR PREPARATION OR CHEMICAL WORKING-UP; TRANSPORTING; USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES ASCOMPOUNDING INGREDIENTS; WORKING-UP

To provide a thermoplastic resin composition that has excellent adhesion to metal, is less prone to a deterioration of bonding strength after a heat cycle test, and has excellent durability.SOLUTION: A thermoplastic resin composition is for producing a resin molding in a composite molding, which comprises the resin molding joined to a metal molding, the thermoplastic resin composition comprising (A) a thermoplastic resin (A component) and (B) expanded graphite (B component) of 1-80 pts.wt. relative to the A component 100 pts.wt.SELECTED DRAWING: None 【課題】金属との密着性に優れ、ヒートサイクル試験後での接合強度低下が少なく耐久性に優れることを特徴とする熱可塑性樹脂組成物を提供する。【解決手段】金属成形体と樹脂成形体が接合された複合成形体における樹脂成形体を製造するための熱可塑性樹脂組成物であって、（Ａ） 熱可塑性樹脂（Ａ成分）１００重量部に対し、（Ｂ）膨張処理を施した黒鉛（Ｂ成分）を１～８０重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