| 摘要 |
An acrylic polymer suitable for use as a charge transport material, the acrylic polymer containing pendant pi-conjugated groups represented by the following general formula (1) and having a triad syndiotacticity or triad isotacticity of at least 60%: wherein in the formula (1), Ar represents an aromatic group, R<1 >represents hydrogen or a methyl group, R<2 >represents an organic group or none, R<3 >and R<4 >both represent hydrogen or at least one of them represents an electron-donating or electron-withdrawing group, and n denotes an integer of 2 or larger.
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