| http://www.w3.org/ns/prov#value | - formula: ##STR3## wherein R1 is a group containing a polymerizable ethylenically unsaturated hydrocarbon moiety, R2 is H, or an unsubstituted or substituted C1 -C6 hydrocarbon radical, R3 is an unsubstituted or substituted C1 -C6 divalent hydrocarbon radical, and A is --COOH or --SO3 H, admixing the resulting emulsion with an aqueous solution of said water-soluble dye, removing water from the emu
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