Biodegradation of Carbon Nanotube/Polymer Nanocomposites using a Monoculture.

作者: David G. Goodwin , Iruhany Boyer , Thomas Devahif , Cong Gao , Benjamin P. Frank

DOI: 10.1021/ACS.EST.7B02062

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摘要: The biodegradation rates of carbon nanotube (CNT)/ polymer nanocomposites (PNCs) containing poly-e-caprolactone (PCL) were investigated using Pseudomonas aeruginosa, a microorganism commonly found in the environment. CNT/PCL nanocomposite mass loss profiles revealed that rate PCL matrix decreased systematically as CNT loading increased from 0.1 to 10% w/w. Addition even low (<1% w/w) caused constant decrease by more than 50%. Similar trends observed for both pristine and oxidized multiwall CNTs embedded PCL. During biodegradation, accumulation was at surface single particle inductively coupled-mass spectrometry experiments no measurable release culture fluid. Experimental data indicated proceeded result biofilm formation on function d...

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