| 摘要 |
The invention provides an ink set having at least: an ink composition comprising a pigment; and a treatment liquid containing at leas an organic acidic compound and a polymer compound comprising a structural unit represented by the following Formula (A). In Formula (A), R a1 represents a hydrogen atom or a methyl group; La 1 represents a single bond, -COO- or -CONR a3 -, in which R a3 represents a hydrogen atom or a monovalent group having 1 to 30 carbon atoms which may contain at least one selected from the group consisting of an ether bond, a thioether bond, and an ester bond; L a2 represents a single bond or a divalent linking group having 1 to 30 carbon atoms which may contain at least one selected from the group consisting of an ether bond, a thioether bond, and an ester bond; and A a represents an ionic group. |
