Thermoresponsive and magnetic molecularly imprinted polymers based on iron oxide encapsulated carbon nanotubes as a matrix for the selective adsorption and controlled release of 2,4,5-trichlorophenol

2015 ◽  
Vol 132 (27) ◽  
pp. n/a-n/a ◽  
Author(s):  
Jianming Pan ◽  
Yijie Yin ◽  
Yunlei Zhang ◽  
Runrun Wu ◽  
Xiaohui Dai ◽  
...  
2014 ◽  
Vol 1030-1032 ◽  
pp. 112-115 ◽  
Author(s):  
Yan Zhou ◽  
Zheng Ping Wang ◽  
Pan Pan Guo ◽  
Xue Gao

Magnetic molecularly imprinted polymers (MMIPs) based on poly [2,2’-(p-oxidiphenylene)-5,5’-bibenzimidazole] (OPBI) composites were synthesized for the selective adsorption and detection of nonylphenol (NP) from water samples. During polymerization, Fe3O4@C was used as supporter and magnetic substance and OPBI not only was used as crosslinking agent but also functional monomer. Morphology of Fe3O4@C and MMIPs were investigated by scanning electron microscopy (SEM). The kinetics of adsorption followed the pseudo-first-order model. Selectivity of MMIPs was further demonstrated through HPLC analysis of the water samples, in which bisphenol A (BPA), phenol, 4-nitrophenol (4-NP) and tetrabromobisphenol (TBBPA) were dissolved respectively. The result showed that MMIPs had more effectively recognition capability of NP than other contrasts.


2020 ◽  
Vol 69 (9) ◽  
pp. 847-857
Author(s):  
Marina C Tonucci ◽  
Oscar F H Adarme ◽  
Sérgio F de Aquino ◽  
Bruno Eduardo L Baeta ◽  
César Ricardo T Tarley

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