| abstract |
(57) [Abstract] [Problem] It has excellent transparency, heat resistance, and mechanical properties. Provided is a multilayer molded article which has little residual off-flavor and off-flavor, has excellent fragrance retention properties, and can be advantageously used as a container or packaging material for food or beverages. SOLUTION: In a multilayer molded article including an innermost layer made of a polyester whose main repeating unit is ethylene terephthalate, the innermost layer of the polyester has a free ethylene glycol content of 20 ppm or less and a free diethylene glycol content. 5 ppm or less, free monohydroxyethyl terephthalate content of 70 ppm or less, free bishydroxyethyl terephthalate content of 100 p pm or less and a free bishydroxyethyl terephthalate dimer content of 350 ppm or less is obtained by melt-molding a polyester. |