| abstract |
(57) [Abstract] [Problem] Excellent in moldability, heat resistance, taste characteristics, long-term storage property, packaging material, especially molding, laminate molding, paper and metal-based laminate molding, container Provided is a polyester film for packaging that can be suitably used for: A packaging polyester film having a ratio (M / P) of a residual amount of catalytic metal (M: unit mmol%) to a residual amount of phosphorus element (P: unit mmol%) in the polyester film is less than 1. |