POLYLACTIC ACID RESIN AND COPOLYMER POLYESTER RESIN BLEND, AND MOLDED PRODUCT USING SAME

摘要

Disclosed are a polylactic acid resin and copolymer polyester resin blend having superior shock resistance and heat resistance, and a molded product using same. The polylactic acid resin and copolymer polyester resin blend comprises: a polylactic acid resin; and a copolymer polyester resin comprising a dicarboxylic acid ingredient containing terephthalic acid residue, and a diol ingredient containing 3 to 99 mol% of a cyclohexanedimethanol residue and 1 to 60 mol% of an isosorbide residue, wherein the content of the isosorbide residue in the polylactic acid resin and the copolymer polyester resin is 60 to 95 wt% with respect to the total blend.