Back to results
US 12,351,663 B2Granted
Dispersion liquid, ink composition for ink jet recording, and dispersion resin
AssigneeSeiko Epson Corporation
InventorMami Tojino
Life of this patent
Estimating the term…
Abstract
A dispersion liquid includes water, a coloring material, and a dispersion resin that disperses the coloring material. The dispersion resin has a constituent unit A containing a hydrophobic monomer, and a predetermined constituent unit B.
Claims10
A dispersion liquid comprising:
- water;
- a coloring material, wherein the coloring material is a disperse dye;
- and
- a dispersion resin that disperses the coloring material,
- wherein the dispersion resin has a constituent unit A containing a hydrophobic monomer and a constituent unit B represented by any one of the following formulae (1-1) and (1-2),
- in the formulae, R1 independently represents a divalent organic group having 1 to 20 carbon atoms, and R2 independently represents a sulfonic acid group or a salt thereof.
3 more elements
Dependencies are inferred from the claim text.