Patent ID: 9579884
Date: 2017-02-28
CPC Classifications: B41J,H04N

Claim:
1. An image formation apparatus configured to form a monochrome image on a recording substrate by discharging ink droplets on the basis of recording data from a plurality of nozzles having black nozzles for discharging black ink droplets and color nozzles for discharging color ink droplets that produce composite black, the image formation apparatus comprising: a control unit configured to compare a recording density of black ink represented by the recording data with a predetermined density, and to form the monochrome image by discharging the black ink droplets from the black nozzles and discharging the color ink droplets that produce composite black from the color nozzles when the recording density of the black ink represented by the recording data is the predetermined density or higher, the control unit varying a proportion of the color ink droplets discharged from the color nozzles to produce composite black in accordance with a degree of bleeding of the ink in the recording substrate.