| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a high melting point polyamide resin composition being strong and light weight, further having no reduction of physical properties during water absorption, and good in appearance of a molded article.SOLUTION: There is provided a carbon fiber reinforced polyamide resin composition containing polyamide (A), a carbon fiber (B) having fiber diameter of 4 to 6μm and tensile strength of 5.2 GPa or more, with a mass ratio (A):(B) of the polyamide (A) and the carbon fiber (B) of 97:3 to 75:25 and the polyamide (A) is a copolymer polyamide consisting of 55 to 75 mol% of a constitutional unit consisting of hexamethylene diamine and terephthalic acid and 45 to 25 mol% of a constitutional unit consisting of 11-amino undecanoic acid or undecane lactam.</p> |
