| http://www.w3.org/ns/prov#value | - The method of claim 15 wherein said hydrophilic monomer is a monomer represented by the formula wherein R1 is selected from the group consisting of hydrogen and C1-6 alkyl and R2 is selected from the group consisting of hydrogen, an alkali metal, an alkaline earth metal, C1-6 hydroxyalkyl, C4-12 hydroxyalkoxyalkyl, C4-12 hydroxydialkoxyalkyl, C2-12 alkoxyalkyl, C3-12 polyalkoxyalkyl, C3-15 polyalk
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