Research Article
Fabrication and Properties of High-Content Keratin/Poly (Ethylene Oxide) Blend Nanofibers Using Two-Step Cross-Linking Process
Figure 5
FTIR spectrum of keratin/PEO blend nanofiber mats (a) Untreated keratin/PEO nanofibers mat; (b) first cross-linking keratin/PEO nanofibrous mat; (c) secondary cross-linking keratin/PEO nanofibrous mat.