Patent ID: 7902382

Claim:
A thiophene-containing compound polymer represented by the following formula (X-II-1) or (X-II-2): in formulae (X-II-1) and (X-II-2), Y representing a bivalent hydrocarbon group; R 5 representing a hydrogen atom; Z representing a bivalent hydrocarbon group; m representing 1; p representing an integer of 5 to 5,000; B and B′ each representing OCH 2 CH 2 OH, and A representing a group represented by the following formula (X-III): in formula (X-III), Ar 1 representing a substituted or unsubstituted monovalent aromatic group; R 1 to R 3 each independently representing a hydrogen atom, a substituted or unsubstituted alkyl group, a substituted or unsubstituted aryl group, or a substituted or unsubstituted aralkyl group; and n representing an integer of 1 to 5.