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US 10,947,404 B2Granted
Ink fixative solution
AssigneeHewlett-Packard Development Company, L.P.
InventorsChristopher Arend Toles, Thomas Roger Oswald, Xulong Fu
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Abstract
An ink fixative solution including a polyvalent metal salt; a wax; a dispersing agent; and water in an amount to provide from about 10% to about 35% solids content in the ink fixative solution is disclosed
Claims11
A method, comprising:
- forming a moist paper web;
- drying the moist paper web to form a substantially dried paper web;
- applying, after a final drying section, an ink fixative solution to a first side of the substantially dried paper web to form an ink fixative treated paper, wherein the ink fixative solution comprises:
- a polyvalent metal salt in an amount ranging from 50 wt.% to 90 wt.%, relative to the entire solids weight of the ink fixative solution,
- a wax,
- a dispersing agent, and
- water in an amount to provide from 10% to 35% solids content in the ink fixative solution;
- and
- winding the ink fixative treated paper on a rewind so that the ink fixative solution comes into contact with a second side of the substantially dried paper web, thereby treating the second side with the ink fixative solution.
6 more elements
Dependencies are inferred from the claim text.