| http://www.w3.org/ns/prov#value | - However, other compounds containing at least one group or moiety capable of free radical polymerization and at least one carboxyl group or salt thereof may be used; for example, the acidic forms or divalent or polyvalent salts of the reaction products of succinic anhydride and/or other monoanhydrides with molecules containing at least one methacrylate, acrylate or other polymerizable group and als
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