| http://www.w3.org/ns/prov#value | - The composition of claim 1 wherein the polymer is a linear polyester and A is a 2-thienyl radical having the structure ##STR24## wherein R3 is alkyl, hydroxyalkyl, alkoxyalkyl, alkanoyloxyalkyl, arylalkyl, cycloalkylalkyl, aryloxyalkyl, cycloalkoxyalkyl, alkylthioalkyl, arylthioalkyl, alkenyl, alkoxy, cycloalkyl, aryl or halogen; and n is 0, 1 or 2.
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