| http://www.w3.org/ns/prov#value | - The preferred dihydric polynuclear phenols are represented by the formula: ##STR23## wherein A and A1 are as previously defined, x and y have values from 0 to 4 inclusive and R6 is a divalent saturated aliphatic hydrocarbon radical, particularly alkylene and alkylidene radicals having from 1 to 3 carbon atoms, and cycloalkylene radicals having up to and including 10 carbon atoms.
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