CPC B65D 81/2092 (2013.01) [B32B 27/08 (2013.01); B32B 27/28 (2013.01); B32B 27/306 (2013.01); B32B 27/32 (2013.01); B65B 25/067 (2013.01); B65B 31/048 (2013.01); B65D 65/40 (2013.01); B65D 77/003 (2013.01); B65D 79/02 (2013.01); B32B 2250/246 (2013.01); B32B 2264/1021 (2020.08); B32B 2307/724 (2013.01); B32B 2439/70 (2013.01)] | 20 Claims |
1. A package comprising:
a. a plurality of food packages containing fresh meat food products;
i. the plurality of food packages being vacuum packaged to form case ready packages comprising:
a support and a permeable film;
the permeable film having an oxygen transmission rate (OTR) of at least 4,000 cc (STP)/m2/day/1 atm at 23° C. and 0% relative humidity (RH) as measured in accordance with ASTM D3985;
b. the plurality of food packages contained within a sealed master pouch being made from a film having an OTR less than 100 cc (STP)/m2/day/1 atm at 23° C. and 0% relative humidity (RH) as measured in accordance with ASTM D3985;
c. the sealed master pouch comprising a modified atmosphere comprising nitrogen, carbon dioxide, at least 0.6% by volume carbon monoxide and less than 0.05% oxygen;
such that a color retention percentage of the fresh meat food product is at least 70% measured in accordance with the following formula:
![]() Color1 is a Hunter LAB a-value of the fresh meat food product in the case ready package measured on the day the food package is removed from the master pouch;
Colorx is a Hunter LAB a-value of the fresh meat food product in the case ready package measured x days after the food package is removed from the master pouch; and
x is at least 3 days.
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