| abstract |
A polyester resin composition having excellent gas barrier properties and transparency, and a molded body using the resin composition are provided. A polyester resin (A) containing 80 to 98% by mass of an aromatic dicarboxylic acid unit and a diol unit, a diamine unit containing at least 70 mol% of a metaxylylenediamine unit, and an α, ω-aliphatic dicarboxylic acid. A specific epoxy functional polymer (C) 0.005-0.1 mass with respect to 100 mass parts of resin components containing 20-2 mass% of polyamide resin (B) containing the dicarboxylic acid unit containing 70 mol% or more of units. The polyester-type resin composition containing a part. [Selection figure] None |