| abstract |
(57) [Summary] [Purpose] Oxygen gas barrier properties before and after retort sterilization treatment, multilayer structure with excellent film appearance, multilayer film packaging material for retort sterilization treatment, container for retort sterilization treatment, lid material for retort sterilization treatment, and To provide a method for manufacturing a multilayer structure. [Constitution] Thermoplastic resin layer (I) having a specific moisture permeability End-adjusted polyamide-based resin, hindered phenol-based compound, alkali carboxylic acid alkali-terminal-adjusted using ethylene-vinyl acetate copolymer saponified on both sides of the ethylene-caproamide main component Earth metal salts and ethylene bis fatty acid amide, Higher fatty acid metal salt, polymer ester, fatty acid ester, Forming an oxygen barrier resin composition layer (II) comprising at least one compound selected from hydrocarbon compounds, Further, a multilayer structure having a thermoplastic resin layer (III) as the innermost layer. |