| 摘要 |
PROBLEM TO BE SOLVED: To provide a polymer or an oligomer capable of easily forming a multilayered organic layer by using a general-purpose solvent at room temperature.SOLUTION: There is provided a polymer or an oligomer comprising a repeating unit containing an aromatic amine structure or a carbazole structure and having at least one kind of substituent selected from an oxetane group, epoxy group, vinyl group, acrylate group and methacrylate group and at least one kind of substituent selected from a sulfonic acid group, phosphonic acid group and carboxylic acid group. |
