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US 8,075,962 B2Granted
Newsprint media for inkjet printing
AssigneeHewlett-Packard Development Company, L.P.
InventorsHai Quang Tran, Kelly Ronk, Rodney Stramel, Xiaoqi (Charlie) Zhou, John L Stoffel
Life of this patent
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Abstract
A newsprint medium for inkjet printing includes a newsprint medium base paper and a layer of multivalent salt disposed on at least one side of said base paper.
Claims19
A newsprint medium for inkjet printing, comprising:
- a newsprint medium base paper;
- and
- a layer of multivalent salt disposed on at least one side of said base paper;
- wherein said multivalent salt is selected from the group consisting of calcium chloride, calcium nitrate, aluminum chloride, nitrates of di- and trivalent metals, and combinations thereof.
1 more element
A newsprint medium for inkjet printing, comprising:
- a newsprint base paper at least 60% mechanical pulp by weight;
- and
- a first layer of calcium chloride disposed on at least one side of the base paper.
A newsprint medium for inkjet printing, comprising:
- a newsprint base paper at least 60% mechanical pulp by weight;
- and
- a first layer of calcium chloride disposed on first side of the base paper in an amount of at least 0.20 gsm and a second layer of calcium chloride disposed on the second side of the base paper in an amount of at least 0.20 gsm;
- in which the first layer of calcium chloride is disposed in a pattern which corresponds to only those portions of the first side of the base paper that will receive ink during printing and the second layer of calcium chloride is disposed in a pattern which corresponds to only those portions of the second of the base paper that will receive ink during printing.
1 more element
Dependencies are inferred from the claim text.