Patent ID: 6412934
Filing Date: 2002-07-02
Classification: B41J

Abstract:
An ink jet printing method comprising the steps of:ejecting ink on a printing material using an ink ejection portion of an ink jet recording apparatus; ejecting liquid on the printing material, the liquid, which is for coagulating, or causing to be insoluble, coloring material of the ink, being ejected from a liquid ejecting portion of the ink jet recording apparatus such that the ink and the liquid are mixed or reacted on the printing material, and coagulating or causing to be insoluble the coloring material of the ink with the liquid; and changing an application mode among application modes of the liquid depending on a printing mode in which a printing operation is carried out, wherein each application mode includes one or more of an amount, a property and a manner of application of the liquid, wherein the liquid is ejected in any of the application modes, wherein the printing mode includes one or more of a number of scans on a same recording area, a color printing mode for printing an image using a plurality of color inks and a monochromatic printing mode for printing an image using only one color ink, and wherein said ink ejecting step and said liquid ejecting step are carried out one after the other, in either order.