DIKETOPYRROLOPYRROLE POLYMER AND ORGANIC ELECTRONIC DEVICE CONTAINING SAME

摘要

The present invention relates to a diketopyrrolopyrrole polymer, which is an organic semiconductor compound for an organic electronic device, and a use thereof. The diketopyrrolopyrrole polymer according to the present invention is a novel organic semiconductor compound having high π-electron stacking by introducing an electron donor compound, and an organic electronic device employing the same has excellent charge mobility and on/off ratio.

主权项

1. A diketopyrrolopyrrole polymer represented by the following Chemical Formula 1. [In Chemical Formula 1, R1 and R2 are R11 and R12 are each independently (C10-C50)alkyl, and z is an integer of 3 to 20; L1 and L2 are each independently selected from the following structures; V is X1 to X3 are each independently Se, O, NH, or NR′; A1 and A2 are each independently hydrogen, cyano, or —COOR″; R′ and R″ are each independently (C1-C50)alkyl or (C6-C50)aryl; R3 to R8 are each independently hydrogen, hydroxyl, amino, (C1-C50)alkyl, (C6-C50)aryl, (C1-C50)alkoxy, mono- or di-(C1-C50)alkylamino, (C1-C50)alkoxycarbonyl, or (C1-C50)alkylcarbonyloxy; m is an integer of 1 or 2, and when m is 2, each of the V and L2 are the same as or different from each other; and n is an integer of 1 to 1,000.]