| http://www.w3.org/ns/prov#value | - A polybenzimidazole according to claim 1 wherein Q the recurring unit has the structure: L 2- J N \N wherein R is a divalent moiety selected from the group L l5 ll consisting of arylene from 6 to 12 carbon atoms, inclusive, alkylene from 1 to 12 carbon atoms, inclusive, cycloalkylene from 5 to 8 carbon atoms, inclusive, References Cited UNITED STATES PATENTS 3,174,947 3/1965 Marvel et a1. ,@cm@ 3,
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