Patent ID: 6942821
Filing Date: 2005-09-13
Classification: A23L,B32B,B65B,B65D,C01B,C08K,Y02E

Abstract:
1. A method comprising: a) subjecting a thermoformed tray with an oxygen scavenger component to actinic radiation at a dosage sufficient to trigger the oxygen scavenger component; and then b) storing the triggered thermoformed tray with an oxygen scavenger component in a container, the container configured such that the thermoformed tray with an oxygen scavenger component exhibits no substantial oxygen scavenging activity while inside the container; wherein the oxygen scavenger component comprises a material selected from the group consisting of: wherein the actinic radiation comprises a form of irradiation selected from visible light, ultraviolet light, and ionizing radiation in the form of X-ray, gamma ray, corona discharge, or electron beam irradiation.