The strands develop hydrogen bonds with water, while the cross-links prevent the polymer from dissolving in the water.

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47. Rosa, F.; Bordado, J.; Casquilho, M. Hydrosoluble copolymers of acrylamide-(2-acrylamido-2-methylpropanesulfonic acid). Reliable Enhancement of Water Absorbency of Itaconic Acid Based-Superabsorbent Polymer using Tunable Surface-Crosslinking.

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