Patent ID: 11939422
Assignee: SAMSUNG ELECTRONICS CO., LTD.
Field: Macromolecular chemistry, polymers (Chemistry)
Classification: CPC C  H  B | IPC B  C  H

Claim 10:
11. The copolymer of claim 1, wherein in Chemical Formula 1, Y is represented by one of Chemical Formula 5A, Chemical Formula 5B, Chemical Formula 5C, Chemical Formula 5D, or Chemical Formula 5E:, wherein, in Chemical Formula 5A,
R1 is each independently hydrogen, a linear or branched hydrocarbon group having 1 to 14 carbon atoms, an aromatic hydrocarbon group having 6 to 14 carbon atoms, or an aromatic heterocyclic group having 3 to 25 ring-member atoms,
a is an integer of 1 to 4, and
Chemical Formula 5B, wherein, in Chemical Formula 5B and Chemical Formula 5C,
Z1 is CRaRb, NRc, O, S, Se, or Te, wherein Ra, Rb, and Rc are each independently hydrogen, linear or branched hydrocarbon group having 1 to 14 carbon atoms, an aromatic hydrocarbon group having 6 to 14 carbon atoms, or an aromatic heterocyclic group having 3 to 25 ring-member atoms, or Ra and Rb are linked to each other to provide a spiro structure,
R1, R2, R3, and R4 are each independently hydrogen, a linear or branched hydrocarbon group having 1 to 14 carbon atoms, an aromatic hydrocarbon group having 6 to 14 carbon atoms, or an aromatic heterocyclic group having 3 to 25 ring-member atoms,
a and b are each independently an integer of 1 to 3, and
c and d are each independently an integer of 1 to 3,, wherein, in Chemical Formula 5D and Chemical Formula 5E,
R1, R2, R3, R4, and R5 are each independently hydrogen, a linear or branched hydrocarbon group having 1 to 14 carbon atoms, an aromatic hydrocarbon group having 6 to 14 carbon atoms, or an aromatic heterocyclic group having 3 to 25 ring-member atoms, and
a, b, c, d, and e are each independently an integer of 1 to 4.