Research Article

Superabsorbent Polymer Based on Sodium Carboxymethyl Cellulose Grafted Polyacrylic Acid by Inverse Suspension Polymerization

Figure 5

Effect of MBA on swelling capacity (reaction condition: 2.0 g/100 mL NaCMC, 0.8 mol/L AA, 70% neutralized AA, and 0.014 mol/L KPS at 70°C for 90 min).