Back to results
US 11,111,404 B2Granted
Printing method and printing apparatus
AssigneeSeiko Epson Corporation
InventorIppei Okuda
Life of this patent
Estimating the term…
Abstract
A printing method includes a white ink application step of ejecting a white ink from a printing head to apply the white ink onto a printing medium, a non-white ink application step of ejecting a non-white ink containing a non-white coloring material from a printing head to apply the non-white ink onto the printing medium, and a treatment liquid application step of applying a treatment liquid containing a flocculant onto the printing medium. The white ink contains a white pigment and inorganic fine particles having a smaller volume average particle size than the white pigment.
Claims13
A printing method comprising:
- a white ink application step of ejecting a white ink from a printing head to apply the white ink onto a printing medium;
- a non-white ink application step of ejecting a non-white ink containing a non-white coloring material from a printing head to apply the non-white ink onto the printing medium;
- and
- a treatment liquid application step of applying a treatment liquid containing a flocculant onto the printing medium,
- wherein the white ink contains a titanium oxide white pigment and inorganic fine particles having a smaller volume average particle size than the white pigment, the inorganic fine particles being selected from the group consisting of silica, alumina, zirconia, and zinc oxide.
2 more elements
Dependencies are inferred from the claim text.