Low corrosivity inks and ink systems and methods of making low corrosivity inks
First Claim
Patent Images
1. An fixer formulation for inkjet printing comprising:
- water;
a polycationic fixing agent; and
a counterion, wherein the counterion is chosen to reduce the presence of halogen in the fixer.
1 Assignment
0 Petitions
Accused Products
Abstract
Low corrosivity inkjet ink sets and fixer formulations, and methods of making an inkjet ink set with reduced corrosivity are disclosed herein. One exemplary fixer formulation includes water; a polycationic fixing agent; and a counterion, wherein the counterion is chosen to reduce the presence of halogen in the fixer.
-
Citations
16 Claims
-
1. An fixer formulation for inkjet printing comprising:
-
water;
a polycationic fixing agent; and
a counterion, wherein the counterion is chosen to reduce the presence of halogen in the fixer. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
-
-
9. A method of making an ink formulation substantially non-corrosive, comprising the steps of:
-
dissolving a polycation with a non-halogen containing counterion in a solvent to form a fixing formulation in a first vehicle; and
preparing an ink formulation in a second vehicle, wherein the fixing formulation is used to undercoat or overcoat the ink formulation on a substrate. - View Dependent Claims (10, 11)
-
-
12. An inkjet ink system with low corrosivity, the system comprising:
-
an ink, wherein the ink comprises a colorant, and a first aqueous vehicle for the colorant; and
a substantially non-corrosive fixer, wherein the fixer comprises a polycationic fixing agent, a non-halogen counterion for the polycationic fixing agent, and a second aqueous vehicle for the fixer. - View Dependent Claims (13, 14, 15, 16)
-
Specification