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US 2025/0033349 A1Published application
Ink jet printing method
AssigneeCanon Kabushiki Kaisha
InventorsKoji Inoue, Keiichirou Takeuchi
Life of this patent
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Abstract
Provided is an ink jet printing method including: subjecting a printing medium to corona discharge treatment; and applying an ink containing an anionic pigment to a surface of the printing medium subjected to the corona discharge treatment, wherein the corona discharge treatment has a discharge quantity of 3,400 W·min/m2 or more.
Claims8
An ink jet printing method comprising:
- subjecting a printing medium to corona discharge treatment;
- and
- applying an ink containing a pigment dispersed by an action of an anionic group to a surface of the printing medium subjected to the corona discharge treatment,
- wherein the corona discharge treatment has a discharge quantity of 3,400 W·min/m2 or more, and
- wherein the pigment comprises:
- a pigment that is dispersed by a resin that has the anionic group, or
- a pigment that has the anionic group bonded to a particle surface of the pigment directly or via another atomic group.
4 more elements
Dependencies are inferred from the claim text.