Patent ID: 9573388
Date: 2017-02-21
CPC Classifications: B41J

Claim:
1. A printing method that uses a reaction liquid containing an aggregating agent capable of causing aggregation of a color material, the printing method comprising: applying a first reaction liquid to a recording medium; applying a background color ink to a region of the recording medium which is coated with the first reaction liquid, the background color ink containing a color material for a background color; drying the recording medium coated with both the first reaction liquid and the background color ink by heating the recording medium; following drying the recording medium, applying a second reaction liquid to a region of the dried recording medium which is coated with the background color ink; and applying an image forming ink to a region of the recording medium which is coated with the second reaction liquid, the image forming ink containing a color material having a color different from that of the background color ink.