Patent ID: 7696300
Filing Date: 2010-04-13
Classification: B32B,C08G,Y10T

Abstract:
1. An oxygen-absorbing resin which is a copolyester obtainable by copolymerizing at least the following monomers (A)-(C): monomer (A): a dicarboxylic acid or derivative thereof comprising a carbon atom bonded to both of the following structures (a) and (b) and further bonded to one or two hydrogen atoms, the carbon atom being contained in an alicyclic structure: monomer (B): at least one member selected from the group consisting of dicarboxylic acids comprising an aromatic ring, derivatives thereof, hydroxycarboxylic acids comprising an aromatic ring and derivatives thereof; and monomer (C): diol; wherein the amount of monomer (A) unit in the oxygen-absorbing resin is 7.5 to 35 mol % and the amount of monomer (B) unit in the oxygen-absorbing resin is 15 to 42.5 mol %.