π-conjugated mono-, oligo- and polymeric compounds, and photovoltaic cells comprising them
申请人:Commissariat a l'Energie Atomique
公开号:US07973074B2
公开(公告)日:2011-07-05
Monomeric, oligomeric or polymeric compound corresponding to the following formula (I):
in which:
A represents an optionally substituted polycyclic group, the said polycyclic group comprising at least one group capable of making possible the attachment of a chromophoric group,
X1 and X2, which are identical or different, each independently represent a group of formula (II):
in which:
B and D, which are identical or different, each independently represent an aromatic carbon ring or an aromatic heterocycle which is optionally substituted.
Use of the said compound in an optoelectronic device, such as a photovoltaic cell, a field-effect transistor or an electrochemical sensor.
Photovoltaic cell comprising an active layer comprising an electron donor composed of the said compound.
单体化合物、寡聚物或聚合物对应于以下式子(I):
其中:
A代表可选取代的多环基团,所述多环基团包括至少一个能够使色团基团附着的基团,
X1和X2,它们相同或不同,各自独立地表示式(II)的基团:
其中:
B和D,它们相同或不同,各自独立地表示芳香碳环或可选取代的芳香杂环。
所述化合物在光电器件中的用途,例如光伏电池、场效应晶体管或电化学传感器。
包括一个由该化合物的电子给体组成的活性层的光伏电池。