Fabrication of Microfibrous and Nano-/Microfibrous Scaffolds: Melt and Hybrid Electrospinning and Surface Modification of Poly(L-lactic acid) with Plasticizer

Table 1

Melt- and hybrid electrospinning conditions of PLA microfibers and PLA composite fibers.

Sample	PEG content; (wt%)	Melt electrospinning					Solution electrospinning
		𝑇𝑠 (°C)	Q (mL/h)	𝐷𝑛 (mm)	V (kV)	TCD (cm)	𝑇𝑠 (°C)	Q (mL/h)	𝐷𝑛 (mm)	V (kV)	TCD (cm)
PLA microfiber	0~20	215	0.65~5.40	0.495	21	8	—
PLA/PLA (20/80); Nano-/microfibers	10	215	1.12	0.495	21	8	25	4	0.495	10	5
SF/PLA (20/80); Nano-/microfibers	10	215	1.12	0.495	21	8	25	4	0.495	10	5

𝑇_𝑠: spinning temperature.
Q: mass flow rate.
𝐷_𝑛: needle diameter.
V: applied voltage.
TCD: tip to collector distance.