The present invention relates to a plastic container which has a good
biodegradability and a moisture permeability manufactured by using a novel
polyester resin composition under a specific injection and extrusion
molding conditions in the forms of a bottle, a blister pack, a medicated
paper pouch and the like, which thus enables to preserve the contents of
the container such as pharmaceutical drugs, food and beverages dry without
the addition of desiccants and can be disposed of without causing
environmental contamination.