Patent ID: 8741402

Claim:
A food packaging article having an interior surface and an exterior surface, the article comprising: an oxygen barrier layer; a food contact layer comprising a myoglobin blooming agent and a synergist, the myoglobin blooming agent selected from the group consisting of nitric oxide donating compounds, nitrogen heterocycles, and sulfur monoxide donating compounds and -combinations thereof, and the synergist selected from the group consisting of acidulants selected from the group consisting of erythorbic acid, lactic acid, benzoic acid, glucono delta lactone, acidic phosphates and combinations thereof, basifying agents, reducing agents, postmortem muscle metabolism modifiers and combinations thereof; and 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 extension of the color into the body of the meat product; wherein the concentration of myoglobin blooming agent is between 0.001 and 0.900 mg/in 2 .