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Resin-modified inorganic phosphate cement for solid freeform fabrication

  • US 7,455,805 B2
  • Filed: 10/28/2003
  • Issued: 11/25/2008
  • Est. Priority Date: 10/28/2003
  • Status: Expired due to Fees
First Claim
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1. A method for solid free-form fabrication of a three-dimensional object, comprising:

  • depositing a particulate blend in a defined region, said particulate blend including radical source particulates, polyacid particulates, multivalent cation particulates, and calcium phosphate source particulates;

    ink-jetting a liquid phase binder onto a predetermined area of said particulate blend to form hydrated cement in said predetermined area, wherein said liquid phase binder is acidic and includes reactive monomers; and

    setting said hydrated cement.

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