| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a polyamide-based resin oriented film using a semi-aromatic polyamide resin having improved and optimized transparency, heat resistance, low water absorption and stretch moldability.SOLUTION: There is provided a polyamide-based resin composition mainly containing a mixture (X) consisting of: 90 to 55 mass% of a crystalline semi-aromatic polyamide resin (A) consisting of an aromatic dicarboxylic acid component (a-1) mainly containing terephthalic acid and a diamine component (a-2) mainly containing hexamethylene diamine; and 10 to 45 mass% of a non-crystalline semi-aromatic polyamide resin (B) consisting of a dicarboxylic acid component (b-1) mainly containing terephthalic acid and/or isophthalic acid and a diamine component (b-2) mainly containing hexamethylene diamine and/or a hexamethylene diamine derivative, and having single glass transition temperature Tg (X) of the mixture (X).</p> |
