Fecha de publicación: 05/06/2003 Fuente: WIPO "miel" The present invention relates to a resin film which consists of thermoplastic polyester resin containing 3 to 30% by weight of a granular resin with a grain diameter of 0.1 to µm in weight fraction in entire resin, the granular resin being modified polyolefin resin containing 2 to 20% by weight of a functional group derived from carboxylic acid in terns of carboxylic acid, a manufacturing method for the resin film, a resin laminated metal sheet using the resin film, and a manufacturing method for the resin laminated metal sheet. By using the resin film in accordance with the present invention, a resin laminated metal sheet having high formability, impact resistance, adhesion, flavor property, and retort resistance can be obtained.