Back to results
US 9,803,096 B2Granted
Aqueous inkjet pigment dispersion, method for producing same, and aqueous inkjet ink
AssigneeFUJIFILM Corporation
InventorNaoko Nishimura
Life of this patent
Estimating the term…
Abstract
Provided are a method for producing an aqueous inkjet pigment dispersion, including producing a mixed liquid of water, a pigment, a pigment dispersing polymer, and rosin acid in an amount of from 3% by mass to 30% by mass relative to the total mass of the pigment, and reducing the amount of rosin acid included in the produced mixed liquid, to less than 3.0% by mass relative to the total mass of the pigment; an aqueous inkjet pigment dispersion; and an aqueous inkjet ink.
Claims11
A method for producing an aqueous inkjet pigment dispersion, the method comprising:
- producing a mixed liquid of water, a pigment, a pigment dispersing polymer, and rosin acid in an amount of from 3% by mass to 30% by mass relative to the total mass of the pigment;
- and
- reducing the amount of rosin acid included in the produced mixed liquid, to less than 3.0% by mass relative to the total mass of the pigment.
Dependencies are inferred from the claim text.