| abstract |
An ink composition can include water, from 1 wt % to 6 wt % organic pigment, from 0.1 wt % to 3 wt % styrene acrylic resin dispersant having an acid number ranging from 100 mg KOH/g to 160 mg KOH/g, and from 1 wt % to less than 5 wt % organic co-solvent. |