| 摘要 |
PROBLEM TO BE SOLVED: To provide a polyester film package of a packaging shape capable of preventing moisture absorption caused during manufacture and storage of a polyester film to a high degree.SOLUTION: In a polyester film package made by winding at least two or more metallic or inorganic material-laminated plastic films in a roll winding direction of a film roll formed by winding the polyester film in a roll, at least one or more hygroscopic materials are placed between the metallic or inorganic material-laminated plastic film and the film roll. |
