摘要 |
The invention relates to novel compounds based on thieno[3,2-b]thiophene-2,5-dione and/or furo[3,2-b]furan-2,5-dione or their thioketone derivatives, methods for their preparation and intermediates used therein, mixtures and formulations containing them, the use of the compounds, mixtures and formulations as semiconductor in organic electronic (OE) devices, especially in organic photovoltaic (OPV) devices and organic photodetectors (OPD), and to OE, OPV and OPD devices comprising these compounds, mixtures or formulations. |