| 摘要 |
PROBLEM TO BE SOLVED: To provide a &pgr; electron conjugated copolymer composition forming ideal phase separation structure for a photoelectric converter, having high solubility to a solvent and capable of forming good organic thin film.SOLUTION: The &pgr; electron conjugated copolymer composition contains a &pgr; electron conjugated block copolymer having a copolymer block A and a copolymer block B consisting of different monomer unit represented by the chemical formula (1), where Rand Rare each same or different and an alkyl group, an alkoxy group, an aryl group, a heteroaryl group, an alkyl carbonyl group or an alkyloxycarbonyl group which may have a substituent and 1 to 18 carbon atoms, Xis a hydrogen atom or a halogen atom and a &pgr; electron conjugated random copolymer having at least two kinds of monomer units represented by the chemical formula (1) and a number average molecular weight of 30,000 to 10,000,000 with a mass ratio of 8:2 to 2:8. |
