1. Superabsorbent polymer materials: a review;Zohuriaan-Mehr;Iran. Polym. J.,2008
2. Crosslinked carboxymethylchitosan-g-poly (acrylic acid) copolymer as a novel superabsorbent polymer;Chen;Carbohydr. Res.,2006
3. Modified acrylic-basedsuperabsorbent polymers (dependence on particle size and salinity);Omidian;Polymer,1999
4. S. R. Rebre, C. Collette, S. Denie, Superabsorbent acrylic powders having low residual monomer content, Patent Number: 5, 373, 066, 1994, U.S.
5. GB/T 22905-2008 Superabsorbent polymer for diaper, China.