Swelling Resistance and Water-Induced Shape Memory Performances of Sisal Cellulose Nanofibers/Polyethylene Glycol/Citric Acid Nanocellulose Papers

Figure 5

(a) Typical stress-strain curves of the CNF/PEG/CA paper. (b) Tensile strength and modulus of the CNF/PEG/CA paper (before soaking).

(a)

(b)