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US 8,946,320 B2Granted
Ink system containing polymer binders
AssigneeHewlett-Packard Development Company, L.P.
InventorsDennis Z. Guo, Xiaohe Chen
Life of this patent
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Abstract
An ink-jet ink composition includes a jettable vehicle, a plurality of pigment solids dispersed in the jettable vehicle, and a half-ester of styrene maleic anhydride (SMA) dispersed in the jettable vehicle.
Claims27
An ink comprising:
- a jettable vehicle;
- a self-dispersed pigment in said jettable vehicle;
- and
- a half-ester of styrene maleic anhydride (SMA) dispersed in said jettable vehicle, wherein said half-ester of SMA comprises between approximately 0.05% to approximately 10.0% by weight of said ink.
1 more element
A system for printing images on a substrate comprising:
- a jettable ink;
- and
- a printhead loaded with the jettable ink;
- wherein the jettable ink includes a jettable vehicle, a self-dispersed pigment in the jettable vehicle, and a half-ester of styrene maleic anhydride (SMA), separate from particles of said pigment, dispersed in the jettable vehicle, wherein said half-ester of SMA comprises between approximately 0.05% to approximately 10.0% by weight of said ink.
1 more element
A system for printing images comprising:
- a means for forming an image on a medium;
- and
- a means for selectively dispensing said means for forming an image;
- wherein said means for forming an image includes a jettable vehicle, a self-dispersed pigment in the jettable vehicle, and a half-ester of styrene maleic anhydride (SMA), separate from particles of said pigment, dispersed in the jettable vehicle, wherein said half-ester of SMA comprises between approximately 0.05% to approximately 10.0% by weight of said ink.
1 more element
Dependencies are inferred from the claim text.