| 摘要 |
A polymer compound comprising a repeating unit of the following formula (1) and a repeating unit selected from the following formulae (2-1) and (2-2): (wherein, Ar<SUB>1 </SUB>and Ar<SUB>2 </SUB>represent an arylene group or divalent heterocyclic group. a and b represent each independently 0 or 1, E<SUB>1</SUB>, E<SUB>2 </SUB>and E<SUB>3 </SUB>represent an aryl group having three or more substituents selected from alkyl groups, alkoxy groups and the like, or a monovalent heterocyclic group having one or more substituents and in which the sum of the number of the substituents and the number of hetero atoms of the heterocycle is 3 or more. A ring, B ring, C ring and D ring represent an aromatic ring, X represents -O-, -S- and the like, and Y represents -C≡C- and the like).
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