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Method and material system for building models in layers

  • US 9,770,867 B2
  • Filed: 03/17/2016
  • Issued: 09/26/2017
  • Est. Priority Date: 12/29/2010
  • Status: Expired due to Fees
First Claim
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1. A method comprising:

  • i) depositing a layer of a first material including a particulate material in a build space;

    ii) selectively depositing a second material;

    over the layer of the first material;

    iii) reacting a diamine compound and a dicarbonyl compound in a condensation reaction for bonding a portion of the particulate material; and

    iv) repeating steps i), ii), and iii) repeatedly until a desired model is obtained.

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