| abstract |
Subject n n To provide an inkjet ink having a good jettability and storage stability, allowing drawing of a desired pattern and having a low toxicity. n n Solution n n A solution is an inkjet ink containing component (A) including at least one kind of specific amide acid derivative selected from the group of compound (1) having a specific constitutional unit represented by formula (1a), and having at least one kind of specific molecular terminal group selected from the group of groups represented by formulas (1b) and (1c), and compounds represented by formulas (2) to (5), or an imidized substance of the amid acid derivative, and solvent (B) and solvent (C), wherein solvent (B) is dimethyl sulfoxide, solvent (C) is at least one kind of solvent selected from diethylene glycol ethylmethyl ether, triethylene glycol dimethyl ether and γ-butyrolactone, and solvent (B) is included in 10 to 30% by weight based on 100% by weight of a total of solvent (B) and solvent (C). |