Determination of Partition Coefficients of Selected Model Migrants between Polyethylene and Polypropylene and Nanocomposite Polypropylene

Table 7

Chemical information of selected migrants.

Migrant	Chemical name	CAS number	MW	Polar surface area (Å^2)	Molar volume (cm^3·mol^−1)	H bond donor	H bond acceptor	Structure
Benzophenone	Methanone diphenyl	119-61-9	182.22	17.07	167.50	0	1
Bisphenol A	4,4′-Dihydroxy-2,2-diphenylpropane	80-05-7	228.29	40.46	199.56	2	2
Triclosan	5-Chloro-2-(2,4-dichlorophenoxy)phenol	3380-34-5	289.54	29.46	194.30	1	2
DPBD	trans,trans-1,4-Diphenyl-1,3-butadiene	538-81-8	206.28	0.00	199.20	0	0
Uvitex	2,5-Bis(5-tert-butyl-2-benzoxazolyl) thiophene	7128-64-5	430.56	80.30	363.10	0	4
DPP	Diphenyl phthalate	84-62-8	318.32	52.60	256.20	0	4
ITX	Isopropyl-9H-thioxanthen-9-one	75081-21-9	254.35	42.37	212.12	1	1
BHT	Butylated hydroxyl toluene	128-37-0	220.35	20.23	237.50	1	1