STRUCTURAL AND CHARACTERIZATION POLYACRYLONITRILE NANOFIBER FOR AIR FILTRATION ASSEMBLED BY ELECTROSPINNING

Abstrak

In electrospinning, the structure of nanofibers, which is affected by polymer solution
parameters and processing conditions, influences the physical characteristics of nanofiber
mats. In this study, under optimum conditions of electrospinning, the concentration of
polyacrylonitrile (PAN) was changed 14, 16 and 18 wt %, and its effects on the nanofiber
diameter and pore size of nanofiber mats were studied. The results showed that increasing the
PAN polymer concentration enhanced the nanofiber diameter and pore diameter of nanofiber
mats.  
Keywords: electrospinning; concentrations; pore size