Novel lightweight open-cell polypropylene foams for filtering hazardous materials

Fei Wu, Pengke Huang, Haibin Luo, Jin Wang, Bin Shen, Qian Ren, Pei He, Hao Zheng, Liyang Zhang, Wenge Zheng
2020 RSC Advances  
Lightweight polypropylene foams with similar geometries but different porous structures were prepared as filters for potentially hazardous materials via supercritical CO2 extrusion foaming without the use of harmful reagents and the problems of floating micro-nano fibers.
doi:10.1039/d0ra01499k fatcat:7lc2cha7pfa6noaulaz4g4ihsu