Figure 4.
Scheme of the synthesis of a superabsorbent polymer via AA and sodium acrylate copolymerization and cross-linking by MBA and urea [27]. Copyright ACS, 2018. Reproduced with permission from the publisher.
Scheme of the synthesis of a superabsorbent polymer via AA and sodium acrylate copolymerization and cross-linking by MBA and urea [27]. Copyright ACS, 2018. Reproduced with permission from the publisher.