Patent ID: 8709595
Filing Date: 2014-04-29
Classification: B32B,Y10T

Abstract:
1. A food packaging article having an interior surface and an exterior surface, the article comprising: a food contact layer comprising a myoglobin blooming agent; wherein the myoglobin blooming agent is present on the food contact layer surface in a concentration sufficient to produce a desirable surface coloration of the meat product and prevent undesirable depth of penetration of color into the body of the meat product; wherein the myoglobin blooming agent is selected from the group consisting of: nitrogen heterocycles, Fremy's salt, nitrate salts having the formula (MNO wherein the concentration of myoglobin blooming agent is between 0.001 to 0.900 mg/in an oxygen barrier; and wherein the article has a heat shrinkage value of less than 5% in the machine direction at 90° C. and less than 5% in the transverse direction at 90° C. as measured before thermoforming.