CPC H10K 85/111 (2023.02) [C08G 61/10 (2013.01); C08L 65/02 (2013.01); C08G 2261/11 (2013.01); C08G 2261/148 (2013.01); C08G 2261/149 (2013.01); C08G 2261/1434 (2013.01); C08G 2261/312 (2013.01); C08G 2261/3142 (2013.01); C08G 2261/95 (2013.01); H10K 50/15 (2023.02); H10K 50/17 (2023.02)] | 17 Claims |
1. A copolymer having a structural unit represented by Chemical Formula 1:
![]() wherein, in Chemical Formula 1,
Ar1 and Ar2 are each independently a substituted or unsubstituted aromatic hydrocarbon group having 6 to 30 carbon atoms, or a substituted or unsubstituted aromatic heterocyclic group having 3 to 30 ring-member atoms,
L1 is a substituted or unsubstituted divalent aromatic hydrocarbon group having 6 to 30 carbon atoms,
each R1 is independently a hydrogen, a substituted or unsubstituted alkyl group having 1 to 20 carbon atoms, a substituted or unsubstituted alkoxy group having 1 to 20 carbon atoms, a substituted or unsubstituted aromatic hydrocarbon group having 6 to 30 carbon atoms, or a substituted or unsubstituted aromatic heterocyclic group having 3 to 30 ring-member atoms, wherein two R1's are optionally linked to provide a ring structure,
a is an integer of 0, 1, 2, or 3, and
Y is a substituted or unsubstituted aromatic hydrocarbon group having 6 to 60 carbon atoms or a substituted or unsubstituted aromatic heterocyclic group having 3 to 60 ring-member atoms.
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