Mitsubishi Gas Chemical Company, Inc.

Jyun Wakabayashi

Emiko Yokose

Kouta Kagimoto

Takayoshi Itoh

The present invention provides an oxygen-absorbing resin composition having a satisfactory oxygen absorption performance and suppressing the occurrence of odor after oxygen absorption, even in an aspect substantially containing no photoinitiator, and an oxygen-absorbing multilayer body using the oxygen-absorbing resin composition. An oxygen-absorbing resin composition initiating oxygen absorption by irradiation with an energy ray, the composition including an easily oxidizable thermoplastic resin and a transition metal catalyst, and wherein the easily oxidizable thermoplastic resin includes a polybutadiene (X) and a resin (Y) having carbon-carbon double bonds and the constitutional unit of the following general formula (1): (wherein Rto Reach represent &#x2014;H, &#x2014;CH, &#x2014;CHR, &#x2014;CHR, &#x2014;CR, &#x2014;OR, &#x2014;COOR, &#x2014;SiR, &#x2014;O&#x2014;SiR, &#x2014;COCl or a halogen atom, and may be the same as each other or different from each other, and R represents a linear or cyclic alkyl, alkenyl, halogenated alkyl, halogenated alkenyl or aryl group.)

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Tokyo, Japan

Jyun Wakabayashi