Migration of Organic Contaminants from the Surface of Food Packaging Paper to Food

XUE Mei-gui, WANG Shuang-fei, LIN Chun-ye

Packaging Engineering ›› 2016 ›› Issue (1) : 19-24.

Packaging Engineering ›› 2016 ›› Issue (1) : 19-24.

Migration of Organic Contaminants from the Surface of Food Packaging Paper to Food

  • XUE Mei-gui1, LIN Chun-ye1, WANG Shuang-fei2
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Abstract

The migration of three organic contaminants, namely phenol, 2,6-DIPNs and DPB, from the surface of food packaging paper into food stimulant was studied. Meanwhile, the partition of these three organic pollutants between the paper and air was surveyed and the partition coefficient (Kp,a) was calculated. For the organic contaminants that could be adsorbed on the surface of the interlaced fibers of the paper, the retardation coefficient (Rm) was introduced to correct the Fick′ s law to establish the predictive migration model. Comparing the results of the predictive migration model and the migration tests, the diffusion coefficient (Dp) of the organic contaminants in the paper could be obtained. It turned out that the values of Dp were in range of 10-5~10-4 at 75 ℃ and 100 ℃, which were consistent with the existing research results. Therefore, like diffusion coefficient, retardation coefficient is also a significant parameter to describe the migration properties of organic contaminants in paper packaging material.

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XUE Mei-gui, WANG Shuang-fei, LIN Chun-ye. Migration of Organic Contaminants from the Surface of Food Packaging Paper to Food[J]. Packaging Engineering. 2016(1): 19-24

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