| http://www.w3.org/ns/prov#value | - (3) one or more water soluble olefinically unsaturated carboxylic acid hydroxy esters of the general formula: ##STR19## wherein R9, R10 and R11 are independently selected from hydrogen, halogen, nitro, amino, and organic radicals; and R12 is an organic radical having at least 2 carbon atoms, with at least one of R9 R10, R11 and R12 being an organic radical containing a hydroxyl substituent, said
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