PROBLEM TO BE SOLVED: To provide a medical multilayer container excellent in steam barrier properties, oxygen barrier properties and liquid medicine preservation properties.SOLUTION: A medical multilayer container has a multilayer structure consisting of: a layer (A) in which innermost and outermost layers are mainly made of a thermoplastic resin and a layer (B) in which at least one layer in an interlayer is mainly made of a transition metal and a polyamide resin, and has oxygen absorption function. The polyamide resin is formed by polycondensation between metaxylylenediamine and at least one kind of dicarboxylic acid selected from adipic acid, sebacic acid and isophthalic acid.COPYRIGHT: (C)2014,JPO&INPIT【課題】水蒸気バリア性、酸素バリア性に優れ、薬液保存性に優れる医療用多層容器を提供する。【解決手段】最内層と最外層が熱可塑性樹脂を主成分とする層(A)からなり、中間層の少なくとも一層が遷移金属とポリアミド樹脂を主成分とする酸素吸収性能を有する層(B)からなる多層構造を有し、前記ポリアミド樹脂がメタキシリレンジアミンと、アジピン酸、セバシン酸及びイソフタル酸から選ばれる少なくとも一種のジカルボン酸を重縮合してなるポリアミド樹脂である医療用多層容器。【選択図】なし
