MWCNTs/Cellulose Hydrogels Prepared from NaOH/Urea Aqueous Solution with Improved Mechanical Properties

Figure 7

Typical compressive modulus-strain curves of cellulose/MWCNTs hydrogels with different weight ratios: (a) Gel 1 (20 : 1), (b) Gel 2 (10 : 1), (c) Gel 4 (3 : 1), and (e) Gel 5 (2 : 1) at room temperature.