| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a polyamide resin composition excellent in heat resistance, mechanical strength, magnetic properties and molding fluidity.SOLUTION: A half aromatic polyamide resin composition contains 100 pts.mass of half aromatic polyamide (A) and 50 to 2000 pts.mass of a magnetic powder (B), the half aromatic polyamide (A) contains an aromatic dicarboxylic acid component, an aliphatic diamine component and a monocarboxylic acid component, has a melting point of 300°C or higher and contains terephthalic acid as the aromatic dicarboxylic acid component and a monocarboxylic acid having a molecular weight of 140 or more as the monocarboxylic acid component, and the content of the monocarboxylic acid having the molecular weight of 140 or more is 1 to 8 mass%.</p> |
