Organic semiconductor material, organic semiconductor structure, and organic semiconductor device
申请人:Maeda Hiroki
公开号:US20060054884A1
公开(公告)日:2006-03-16
The main object of the invention is to provide an organic semiconductor material whose material designing is easy, and is capable to secure satisfying purity, so that it can be easily used industrially. And further, also to provide an organic semiconductor structure and an organic semiconductor device using the organic semiconductor material. To achieve the object, the present invention provides an organic semiconductor material having a structural formula of the following chemical formula 1:
-((A)-(B))
n
— 1
wherein A is a mesogen exhibiting liquid crystallinity; has a skeletal structure comprising a π-electron ring selected from a group consisting of L-unit of 6π-electron system ring, M-unit of 8π-electron system ring, N-unit of 10π-electron system ring, O-unit of 12π-electron system ring, P-unit of 14π-electron system ring, Q-unit of 16π-electron system ring, R-unit of 18π-electron system ring, S-unit of 20π-electron system ring, T-unit of 22π-electron system ring, U-unit of 24π-electron system ring and V-unit of 26π-electron system ring (whereupon L, M, N, O, P, Q, R, S, T, U and V each represent an integer of 0 to 12, and L+M+N+O+P+Q+R+S+T+U+V is 1 to 12); B has a chain structure with high flexibility; and n is about 3 to about 3000.
本发明的主要目的是提供一种有机半导体材料,其材料设计简便,并能确保令人满意的纯度,从而易于在工业上使用。此外,还要提供一种有机半导体结构和一种使用该有机半导体材料的有机半导体器件。为实现上述目的,本发明提供了一种有机半导体材料,其结构式为以下化学式 1:
-((A)-(B))
n
- 1
其中 A 是具有液态结晶性的中间体;具有一个骨架结构,该骨架结构包括一个π-电子环,该π-电子环选自以下一组:6π-电子体系环的 L-单元、8π-电子体系环的 M-单元、10π-电子体系环的 N-单元、12π-电子体系环的 O-单元、14π-电子体系环的 P-单元、16π-电子体系环的 Q-单元、R-unit of 18π-electron system ring、S-unit of 20π-electron system ring、T-unit of 22π-electron system ring、U-unit of 24π-electron system ring 和 V-unit of 26π-electron system ring(其中 L、M、N、O、P、Q、R、S、T、U 和 V 各代表 0 至 12 的整数,L+M+N+O+P+Q+R+S+T+U+V 为 1 至 12);B 具有高柔性的链结构;以及 n 约为 3 至约 3000。