tobacco packaging having a controlled internal environment

摘要

The invention provides a packaging system comprising a hermetically sealed package or a resealable package containing tobacco products , actively control the internal environment of the sealed package or in resealable packaging in to maintain a predetermined gas composition about the packaging system to be . Keeping the oxygen level lower than the atmospheric level , slowing down the undesirable changes occurring in the tobacco product by oxidation process. The sealed package or resealable packaging , to prevent unwanted lowering of the water content and flavor of tobacco products , and , the oxygen concentration of the sealed package or resealable packaging by maintaining greater than zero , in an oxygen-free environment by preventing the rapid degradation of the organoleptic qualities of the resulting tobacco products , to prolong the shelf life of the tobacco products .