Patent ID: 7452601
Filing Date: 2008-11-18
Classification: A23L,B32B,C08G,C08K,C08L,C09K,Y10T

Abstract:
1. An oxygen scavenger composition comprising a condensation polymer and an oxygen-scavenging catalytic amount of a transition metal salt, compound or complex, wherein said polymer comprises mer units derived from (A) at least one or a mixture of substituted alicyclic compounds having non-aromatic, ethylenic functionality according to the following representation: wherein (B) at least one or a mixture of difunctional hydrocarbon compounds according to the following representation: wherein (C) from 300 to 15,000 parts per million based on the total of (A), (B), (C) and (D) of at least one or a mixture of polyfunctional hydrocarbon compounds according to the following representation: wherein (D) from 1 to 25 mole percent of the total of (A), (B), (C) and (D) of at least one or a mixture of monomer compounds selected from isophthalic acid, terephthalic acid, tetrahydroisophthalic acid, tetrahydroterephthalic acid, hydrogenated isophthalic acid, hydrogenated terephthalic acid, C