| http://www.w3.org/ns/prov#value | - In particular, the invention concerns hydrogels containing acrylamide-functionalized carbohydrate, sulfoxide, sulfide or sulfone copolymerized with hydrophilic or hydrophobic copolymerizing material, such as acrylamide, methacrylamide, acrylate, methacrylate or vinyl or their derivatives such as 2-hydroxyethyl methacrylate, and methods for their preparation.
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