id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
cet-12884		cet-12884		6	.pdf	application/pdf	3166	95	37	The evaluation scheme used to design the functional barrier for PET food packaging included the following steps: • determination of NIAS in PC r-PET; • prediction of NIAS diffusivity by modeling; • design of the thickness of the functional barrier; • challenge test with surrogate molecules; • migration test with food simulants. 3.1 Analysis of NIAS in post-consumer recycled PS The first step was to characterize the NIAS present in PC r-PS.	cache/cet-12884.pdf	txt/cet-12884.txt