| http://www.w3.org/ns/prov#value | - The organic/inorganic hybrid hydrogel, constituted by three constituents including a water soluble polymer, a water swelling clay mineral which can be homogeneously dispersed in water, and water, has a structure in which water is included in a three-dimensional network formed by the water soluble polymer and the water swelling clay mineral. [0003] 2.
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