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SYSTEM AND METHOD FOR THREE-DIMENSIONAL PRINTING

  • US 20140265032A1
  • Filed: 03/14/2013
  • Published: 09/18/2014
  • Est. Priority Date: 03/14/2013
  • Status: Active Grant
First Claim
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1. A method for preparing a two-dimensional layer of a three-dimensional object during a three-dimensional printing of the object, the three-dimensional object including a body structure and a support structure, the method comprising:

  • receiving two-dimensional image data of a cross section of the three-dimensional object, the image including a body region and a support region, wherein the support region is distinct from the body region;

    selectively depositing, on a transparent substrate, a layer that includes at least a first liquid photopolymer body material which covers and encloses the body region, and a liquid support material that is different from the first liquid photopolymer body material and which covers and encloses the support region; and

    selectively solidifying the first liquid photopolymer body material by irradiating the layer with curing radiation through the transparent substrate according to the body region, such that some of the liquid body material remains uncured.

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