| abstract |
A composite material of the polyamide resin type comprising a fibrous material (B) impregnated with a polyamide resin (A), wherein at least 50 mol% of the diamine structural units in the polyamide resin (A) are obtained from xylylenediamine, wherein the polyamide resin (A) has a number average molecular weight (Mn) of 6,000 to 30,000, wherein the amount of components with a molecular weight that is not more than 1,000 in the resin of polyamide (A) is 0.5 to 5% by mass, based on the mass of the polyamide resin (A) and where an average fiber length of the fibrous material (B) in the polyamide resin composite is of at least 1 cm. |