Figure 3

Interaction between SPO and matrix.
(a) Blue solution of PVDF-10 wt.% SPO with DMF as a solvent in comparison with colorless solution of neat PVDF. (b) Schematic showing interaction of SPO open form with the PVDF. (c) PVDF yarns with 10 wt.% SPO, before and after UV exposure. Scale bar, 1 mm. (d) WAXS analysis results for neat PVDF fibers and those containing SPO.