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US 6,930,144 B2Granted
Cement system including a binder for use in freeform fabrication
AssigneeHewlett-Packard Development Company, L.P.
InventorChristopher Oriakhi
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Abstract
A cement system for use in freeform fabrication includes a binder composition, which comprises an organic acid and/or an inorganic acid including a phosphate ion, a polyacid, and a primarily aqueous solvent.
Claims24
A binder composition comprising:
- an organic acid that comprises citric acid and an inorganic acid including a phosphate ion;
- a polymer containing acid groups;
- and
- a primarily aqueous solvent.
1 more element
A binder composition, which comprises:
- an organic acid;
- a polymer containing acid groups;
- and
- a primarily aqueous solvent;
- wherein said organic acid comprises phytic acid.
2 more elements
A binder composition, which comprises:
- an organic acid including citric acid an inorganic acid including a phosphate ion;
- a polymer containing acid groups;
- a primarily aqueous solvent;
- and
- a colorant;
- wherein said colorant comprises a pigment suspended as particles in said composition and a dye dissolved in said composition.
3 more elements
Dependencies are inferred from the claim text.