| abstract |
An object of the present invention is to provide a film excellent in flexibility, tear resistance, heat sealability, and biodegradability. SOLUTION: Polylactic acid, and a block copolymer of a polyether segment and a polylactic acid segment (hereinafter simply referred to as a block copolymer), The polylactic acid and the block copolymer do not have a melting point peak at 100 ° C. or higher. [Selection figure] None |