Materials for organic electronic devices including organic photovoltaic devices. An oligomer or polymer comprising:
wherein R
1
, R
2
, R
3
, and R
4
are independently hydrogen or solubilizing groups. Monomers and ink compositions can be also prepared. The materials can be used in an OPV active layer and show excellent absorption properties with bathochromic shift.
有机电子设备的材料,包括有机光伏器件。其中包括寡聚物或聚合物,其包括:其中R1、R2、R3和R4独立地为氢或增溶基团。也可以制备单体和墨
水组合物。这些材料可以用于OPV活性层,并显示出优异的吸收性能和红移。