Patent ID: 8405071

Claim:
An organic semiconductor polymer represented by the following Chemical Formula (1): wherein, in the above Chemical Formula (1), R1 and R2 are the same or different, and are independently selected from the group consisting of a substituted or unsubstituted C1 to C20 linear or branched alkyl, a substituted or unsubstituted C3 to C20 cycloalkyl, a substituted or unsubstituted C1 to C20 alkoxyalkyl, a substituted or unsubstituted C1 to C20 linear or branched alkoxy, a substituted or unsubstituted C3 to C20 oxycycloalkyl, a substituted or unsubstituted C6 to C20 oxyaryl, a C1 to C20 perfluoroalkyl, a substituted or unsubstituted C1 to C20 fluoroalkyl and combinations thereof, Da, Db 1 , Db 2 , and Dc are the same or different, and are independently selected from the group consisting of a substituted or unsubstituted C2 to C30 heteroaromatic group, a substituted or unsubstituted C6 to C30 condensed polycyclic group, a substituted or unsubstituted C6 to C30 arylene, a substituted or unsubstituted C2 to C30 heteroaromatic group including at least one electron-withdrawing imine nitrogen atom and combinations thereof, a is from 1 to 4, b 1 and b 2 is from 0 to 4, c is from 1 to 4, e 1 and e 2 is from 0 to 3, and m and n denotes a mole ratio of each repeating unit and m:n is from 10:1 to 1:10.