| abstract |
A method for producing a sterilized oxygen-absorbing multilayer body, comprising the steps of: a sterilization step of irradiating the oxygen-absorbing multilayer body with radiation, wherein the oxygen-absorbing multilayer body at least includes: A thermoplastic resin (a) having a tetralin ring as a structural unit and an oxygen-absorbing layer of a transition metal catalyst, and a layer containing the thermoplastic resin (b); The oxygen-absorbing multilayer body is heated for 50 hours or more at a temperature of the glass transition temperature of the thermoplastic resin (a) - 20° C. or higher and lower than the glass transition temperature of the thermoplastic resin (a). |