Patent ID: 6228284
Filing Date: 2001-05-08
Classification: A23L,C10G,Y10T

Abstract:
A composition capable of reducing the amount of gaseous oxygen contained in a closed container comprising a carrier containing a mixture consisting essentially ofi) at least one water-insoluble oxygen scavenging agent selected from water-insoluble ascorbate compounds, water-insoluble sulfite salts or mixtures thereof; andii) at least one water-insoluble transition metal compound;wherein the carrier comprises a polymeric matrix having at least about 0.1 wt. percent of said oxygen scavenging agent, mole ratio of agent to transition metal of from about 3000:1 to 20:1 and the water solubility of agent and transition metal compound is less than 4 gm/100 cc of water at 25.degree. C. (room temperature).